US5384584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal transfer recording method and apparatus with oppositely conveyed ink sheet and recording medium controlled to maintain a substantially constant conveyance ratio
Assignee: Canon Inc
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Filing: 1992-12-31
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Granted: 1995-01-24
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Expires: 2012-12-31
Abstract
Abstract A thermal transfer recording apparatus for transferring an ink contained in an ink sheet onto a recording medium to record an image on the recording medium, includes a take-up roller for taking up the ink sheet, a driving unit for driving the take-up roller to take up the ink sheet, and a control unit for controlling a drive amount of the driving unit to maintain an almost constant conveyance ratio of the ink sheet to the recording medium in correspondence with a change in take-up amount by the take-up roller.
Inventors
- 👤 Takehiro Yoshida
- 👤 Hisao Terajima
- 👤 Satoshi Wada
- 👤 Takeshi Ono
- 👤 Makoto Kobayashi
- 👤 Yasushi Ishida
- 👤 Akihiro Tomoda
- 👤 Minoru Yokoyama
- 👤 Takashi Awai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:04
CPC Classifications
B; B41; B41J; B41J17/00; B41J17/02; B41J17/04
Claims Analysis
Total Claims: 70
Claim 1
Independent Claim
124 words
A recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: a roller for taking up the ink sheet; driving means for driving said roller to take up the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; and controlling means for controlling a drive amount of said driving means wherein a conveyance ratio of the ink sheet to the recording medium is kept substantially constant.
Claim 2
Dependent Claim
124 words
A recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: a roller for taking up the ink sheet; driving means for driving said roller to take up the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; and controlling means for controlling a drive amount of said driving means wherein a conveyance ratio of the ink sheet to the recording medium is kept substantially constant.
Claim 3
Dependent Claim
47 words
A recording apparatus according to claim 1, wherein said controlling means comprises detecting means for detecting a diameter of a take-up roller of said take-up means, and the drive amount of said driving means is changed in correspondence with a roller diameter detected by said detecting means.
Claim 4
Dependent Claim
49 words
A recording apparatus according to claim 1, wherein said controlling means comprises detecting means for detecting a used length of the ink sheet in cooperation with said driving means, and the drive amount of said driving means is changed in correspondence with the used length of the ink sheet.
Claim 5
Dependent Claim
90 words
A recording apparatus according to claim 1, wherein the ink sheet has marks printed at predetermined intervals, said apparatus further comprises: conveyance amount detecting means for detecting a conveyance amount of the ink sheet on a basis of said marks; and counting means for counting the drive amount of said driving means with respect to a predetermined conveyance amount of the ink sheet, and the drive amount of said driving means is changed when a count value of said counting means is not more or smaller than a predetermined value.
Claim 6
Dependent Claim
25 words
A recording apparatus according to claim 1, wherein a conveying speed of the ink sheet is lower than a conveying speed of the recording medium.
Claim 7
Dependent Claim
180 words
A recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: ink sheet conveying means for conveying the ink sheet, said ink sheet conveying means comprising a take-up roller on which said ink sheet is wound; detecting means for detecting a conveyance amount of the ink sheet conveyed upon a driving operation of said ink sheet conveying means; and controlling means for controlling a drive amount of said ink sheet conveying means on a basis of the drive amount of said ink sheet conveying means and the conveyance amount of the ink sheet by said ink sheet conveying means, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 8
Dependent Claim
180 words
A recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: ink sheet conveying means for conveying the ink sheet, said ink sheet conveying means comprising a take-up roller on which said ink sheet is wound; detecting means for detecting a conveyance amount of the ink sheet conveyed upon a driving operation of said ink sheet conveying means; and controlling means for controlling a drive amount of said ink sheet conveying means on a basis of the drive amount of said ink sheet conveying means and the conveyance amount of the ink sheet by said ink sheet conveying means, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 9
Dependent Claim
49 words
A recording apparatus according to claim 6, wherein said ink sheet conveying means comprises a stepping motor, and said controlling means changes a step angle of said stepping motor on a basis of a number of steps of said stepping motor and a conveying length of the ink sheet.
Claim 10
Dependent Claim
31 words
A recording apparatus according to claim 6, wherein a conveying speed of the ink sheet is set to be 1/n (n>1) with respect to a conveying speed of the recording medium.
Claim 11
Dependent Claim
32 words
A recording apparatus according to claim 6, wherein said detecting means reads passage of marks printed on the ink sheet at predetermined intervals to detect the conveyance amount of the ink sheet.
Claim 12
Dependent Claim
33 words
A recording apparatus according to claim 6, wherein said detecting means detects a rotating amount of a roller for winding the ink sheet therearound to detect the conveyance amount of the ink sheet.
Claim 13
Dependent Claim
146 words
A recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction to record an image on the recording medium, comprising: a take-up roller for taking up the ink sheet; driving means for driving said take-up roller to convey the ink sheet, said first direction being opposite to said second direction; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller during image recording; detecting means for detecting a drive amount of said driving means in correspondence with the predetermined rotating amount; and controlling means for, when the drive amount detected by said detecting means is not more than a predetermined value, controlling to change the drive amount of said driving means, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 14
Dependent Claim
146 words
A recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction to record an image on the recording medium, comprising: a take-up roller for taking up the ink sheet; driving means for driving said take-up roller to convey the ink sheet, said first direction being opposite to said second direction; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller during image recording; detecting means for detecting a drive amount of said driving means in correspondence with the predetermined rotating amount; and controlling means for, when the drive amount detected by said detecting means is not more than a predetermined value, controlling to change the drive amount of said driving means, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 15
Dependent Claim
25 words
A recording apparatus according to claim 11, wherein a conveying speed of the ink sheet is lower than a conveying speed of the recording medium.
Claim 16
Dependent Claim
187 words
A recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: a take-up roller for taking up the ink sheet, the ink sheet being wound on said take-up roller; driving means for driving said take-up roller by a drive amount to convey the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller; calculating means for calculating a conveying length of the ink sheet on a basis of the drive amount and the rotating amount; and controlling means for, when the conveying length is not less than a predetermined value, controlling to change the drive amount of said driving means, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 17
Dependent Claim
187 words
A recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: a take-up roller for taking up the ink sheet, the ink sheet being wound on said take-up roller; driving means for driving said take-up roller by a drive amount to convey the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller; calculating means for calculating a conveying length of the ink sheet on a basis of the drive amount and the rotating amount; and controlling means for, when the conveying length is not less than a predetermined value, controlling to change the drive amount of said driving means, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 18
Dependent Claim
24 words
An apparatus according to claim 13, wherein a conveying speed of the ink sheet is lower than a conveying speed of the recording medium.
Claim 19
Dependent Claim
148 words
A recording method for maintaining substantially constant a conveyance ratio between an ink sheet and a recording medium which are conveyed in opposite directions at a transfer position where ink is transferred from said ink sheet to said recording medium, comprising the steps of: conveying said ink sheet by driving a take-up roller, said take-up roller taking up said ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; detecting a driving amount of said take-up roller required to convey said ink sheet by a predetermined length; and maintaining substantially constant a conveyance ratio at said transfer position between said ink sheet and said recording medium by changing the driving amount of said take-up roller when in said detecting step the driving amount of said take-up roller is detected to be less than a predetermined amount.
Claim 20
Dependent Claim
148 words
A recording method for maintaining substantially constant a conveyance ratio between an ink sheet and a recording medium which are conveyed in opposite directions at a transfer position where ink is transferred from said ink sheet to said recording medium, comprising the steps of: conveying said ink sheet by driving a take-up roller, said take-up roller taking up said ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; detecting a driving amount of said take-up roller required to convey said ink sheet by a predetermined length; and maintaining substantially constant a conveyance ratio at said transfer position between said ink sheet and said recording medium by changing the driving amount of said take-up roller when in said detecting step the driving amount of said take-up roller is detected to be less than a predetermined amount.
Claim 21
Dependent Claim
25 words
A recording method according to claim 15, wherein a conveying speed of the ink sheet is lower than a conveying speed of the recording medium.
Claim 22
Dependent Claim
165 words
A recording apparatus for transferring an ink contained in an ink sheet onto a recording medium to record an image on the recording medium, comprising: take-up means for taking up the ink sheet; driving means for driving said take-up means to take up the ink sheet; and controlling means for controlling a drive amount of said driving means to maintain a substantially constant conveyance ratio of the ink sheet to the recording medium in correspondence with a change in take-up amount by said take-up means, said controlling means further comprising; rotating amount detecting means for detecting a rotating amount of a supply roller for supplying the ink sheet conveyed by a take-up roller of said take-up means; and counting means for counting the drive amount of said driving means in correspondence with a predetermined rotating amount of said supply roller, and the drive amount of said driving means is changed when a count value of said counting means is not more than a predetermined value.
Claim 23
Dependent Claim
165 words
A recording apparatus for transferring an ink contained in an ink sheet onto a recording medium to record an image on the recording medium, comprising: take-up means for taking up the ink sheet; driving means for driving said take-up means to take up the ink sheet; and controlling means for controlling a drive amount of said driving means to maintain a substantially constant conveyance ratio of the ink sheet to the recording medium in correspondence with a change in take-up amount by said take-up means, said controlling means further comprising; rotating amount detecting means for detecting a rotating amount of a supply roller for supplying the ink sheet conveyed by a take-up roller of said take-up means; and counting means for counting the drive amount of said driving means in correspondence with a predetermined rotating amount of said supply roller, and the drive amount of said driving means is changed when a count value of said counting means is not more than a predetermined value.
Claim 24
Dependent Claim
154 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: reading means for reading an original image; a roller for taking up the ink sheet; driving means for driving said roller to take up the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; and controlling means for controlling a drive amount of said driving means; wherein a conveyance ratio of the ink sheet to the recording medium is kept substantially constant, and the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 25
Dependent Claim
154 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: reading means for reading an original image; a roller for taking up the ink sheet; driving means for driving said roller to take up the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; and controlling means for controlling a drive amount of said driving means; wherein a conveyance ratio of the ink sheet to the recording medium is kept substantially constant, and the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 26
Dependent Claim
46 words
An apparatus according to claim 18, wherein said controlling means comprises detecting means for detecting a diameter of a take-up roller of said take-up means, and the drive amount of said driving means is changed in correspondence with a roller diameter detected by said detecting means.
Claim 27
Dependent Claim
49 words
An apparatus according to claim 18, wherein said controlling means comprises detecting means for detecting a used length of the ink sheet in cooperation with said driving means, and the drive amount of said driving means is changed in correspondence with the used length of the ink sheet. PG,104
Claim 28
Dependent Claim
89 words
An apparatus according to claim 18, wherein the ink sheet has marks printed at predetermined intervals, said apparatus further comprising: conveyance amount detecting means for detecting a conveyance amount of the ink sheet based on said marks; and counting means for counting the drive amount of said driving means with respect to a predetermined conveyance amount of the ink sheet, and the drive amount of said driving means is changed when a count value of said counting means is one of not more and smaller than a predetermined value.
Claim 29
Dependent Claim
24 words
An apparatus according to claim 18, wherein a conveying speed of the ink sheet is lower than a conveying speed of the recording medium.
Claim 30
Dependent Claim
59 words
An image recording apparatus according to claim 18, further comprising communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated.
Claim 31
Dependent Claim
210 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: reading means for reading an original image; ink sheet conveying means for conveying the ink sheet, said ink sheet conveying means comprising a take-up roller on which said ink sheet is wound; detecting means for detecting a conveyance amount of the ink sheet conveyed upon a driving operation of said ink sheet conveying means; and controlling means for controlling a drive amount of said ink sheet conveying means on a basis of the drive amount of said ink sheet conveying means and the conveyance amount of the ink sheet by said ink sheet conveying means, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant, and the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 32
Dependent Claim
210 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: reading means for reading an original image; ink sheet conveying means for conveying the ink sheet, said ink sheet conveying means comprising a take-up roller on which said ink sheet is wound; detecting means for detecting a conveyance amount of the ink sheet conveyed upon a driving operation of said ink sheet conveying means; and controlling means for controlling a drive amount of said ink sheet conveying means on a basis of the drive amount of said ink sheet conveying means and the conveyance amount of the ink sheet by said ink sheet conveying means, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant, and the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 33
Dependent Claim
46 words
An apparatus according to claim 24, wherein said ink sheet conveying means comprises a stepping motor, and said controlling means changes a step angle of said stepping motor based on a number of steps of said stepping motor and a conveying length of the ink sheet.
Claim 34
Dependent Claim
30 words
An apparatus according to claim 24, wherein a conveying speed of the ink sheet is set to be 1/n (n>1) with respect to a conveying speed of the recording medium.
Claim 35
Dependent Claim
31 words
An apparatus according to claim 24, wherein said detecting means reads passage of marks printed on the ink sheet at predetermined intervals to detect the conveyance amount of the ink sheet.
Claim 36
Dependent Claim
32 words
An apparatus according to claim 24, wherein said detecting means detects a rotating amount of a roller for winding the ink sheet therearound to detect the conveyance amount of the ink sheet.
Claim 37
Dependent Claim
59 words
An image recording apparatus according to claim 24, further comprising communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated.
Claim 38
Dependent Claim
176 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction to record an image on the recording medium, comprising: reading means for reading an original image; a take-up roller for taking up the ink sheet; driving means for driving said take-up roller to convey the ink sheet, said first direction being opposite to said second direction; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller during image recording; detecting means for detecting a drive amount of said driving means in correspondence with the predetermined rotating amount; and controlling means for, when the drive amount detected by said detecting means is not more than a predetermined value, controlling to change the drive amount of said driving means; wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant, and the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 39
Dependent Claim
176 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction to record an image on the recording medium, comprising: reading means for reading an original image; a take-up roller for taking up the ink sheet; driving means for driving said take-up roller to convey the ink sheet, said first direction being opposite to said second direction; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller during image recording; detecting means for detecting a drive amount of said driving means in correspondence with the predetermined rotating amount; and controlling means for, when the drive amount detected by said detecting means is not more than a predetermined value, controlling to change the drive amount of said driving means; wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant, and the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 40
Dependent Claim
24 words
An apparatus according to claim 30, wherein a conveying speed of the ink sheet is lower than a conveying speed of the recording medium.
Claim 41
Dependent Claim
59 words
An image recording apparatus according to claim 30, further comprising communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated.
Claim 42
Dependent Claim
217 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: reading means for reading an original image; a take-up roller for taking up the ink sheet, the ink sheet being wound on said take-up roller; driving means for driving said take-up roller by a drive amount to convey the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller; calculating means for calculating a conveying length of the ink sheet on a basis of the drive amount and the rotating amount; and controlling means for, when the conveying length is not less than a predetermined value, controlling to change the drive amount of said driving means; wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant, and the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 43
Dependent Claim
217 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: reading means for reading an original image; a take-up roller for taking up the ink sheet, the ink sheet being wound on said take-up roller; driving means for driving said take-up roller by a drive amount to convey the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller; calculating means for calculating a conveying length of the ink sheet on a basis of the drive amount and the rotating amount; and controlling means for, when the conveying length is not less than a predetermined value, controlling to change the drive amount of said driving means; wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant, and the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 44
Dependent Claim
24 words
An apparatus according to claim 33, wherein a conveying speed of the ink sheet is lower than a conveying speed of the recording medium.
Claim 45
Dependent Claim
59 words
An image recording apparatus according to claim 32, further comprising communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated.
Claim 46
Dependent Claim
179 words
An image recording method for maintaining substantially constant a conveyance ratio between an ink sheet and a recording medium which are conveyed in opposite directions at a transfer position where ink is transferred from said ink sheet to said recording medium, comprising the steps of: reading an original image; conveying said ink sheet by driving a take-up roller, said take-up roller taking up said ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; detecting a driving amount of said take-up roller required to convey said ink sheet by a predetermined length; and maintaining substantially constant a conveyance ratio at said transfer position between said ink sheet and said recording medium by changing the driving amount of said take-up roller when in said detecting step the driving amount of said take-up roller is detected to be less than a predetermined amount; wherein said ink is transferred from said ink sheet to said recording medium to record on said recording medium the image read in said reading step.
Claim 47
Dependent Claim
179 words
An image recording method for maintaining substantially constant a conveyance ratio between an ink sheet and a recording medium which are conveyed in opposite directions at a transfer position where ink is transferred from said ink sheet to said recording medium, comprising the steps of: reading an original image; conveying said ink sheet by driving a take-up roller, said take-up roller taking up said ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; detecting a driving amount of said take-up roller required to convey said ink sheet by a predetermined length; and maintaining substantially constant a conveyance ratio at said transfer position between said ink sheet and said recording medium by changing the driving amount of said take-up roller when in said detecting step the driving amount of said take-up roller is detected to be less than a predetermined amount; wherein said ink is transferred from said ink sheet to said recording medium to record on said recording medium the image read in said reading step.
Claim 48
Dependent Claim
24 words
A method according to claim 36, wherein a conveying speed of the ink sheet is lower than a conveying speed of the recording medium.
Claim 49
Dependent Claim
37 words
A method according to claim 36, further comprising the step of communicating by at least one of transmitting a first image signal generated in said reading step and receiving a second image signal which is externally generated.
Claim 50
Dependent Claim
195 words
An image recording apparatus for transferring an ink contained in an ink sheet onto a recording medium to record an image on the recording medium, comprising: reading means for reading an original image; take-up means for taking up the ink sheet; driving means for driving said take-up means to take up the ink sheet; and controlling means for controlling a drive amount of said driving means to maintain a substantially constant conveyance ratio of the ink sheet to the recording medium in correspondence with a change in take-up amount by said take-up means, said controlling means further comprising rotating amount detecting means for detecting a rotating amount of a supply roller for supplying the ink sheet conveyed by a take-up roller of said take-up means and counting means for counting the drive amount of said driving means in correspondence with a predetermined rotating amount of said supply roller; wherein the drive amount of said driving means is changed when a count value of said counting means is not more than a predetermined value, and the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 51
Dependent Claim
195 words
An image recording apparatus for transferring an ink contained in an ink sheet onto a recording medium to record an image on the recording medium, comprising: reading means for reading an original image; take-up means for taking up the ink sheet; driving means for driving said take-up means to take up the ink sheet; and controlling means for controlling a drive amount of said driving means to maintain a substantially constant conveyance ratio of the ink sheet to the recording medium in correspondence with a change in take-up amount by said take-up means, said controlling means further comprising rotating amount detecting means for detecting a rotating amount of a supply roller for supplying the ink sheet conveyed by a take-up roller of said take-up means and counting means for counting the drive amount of said driving means in correspondence with a predetermined rotating amount of said supply roller; wherein the drive amount of said driving means is changed when a count value of said counting means is not more than a predetermined value, and the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 52
Dependent Claim
59 words
An image recording apparatus according to claim 39, further comprising communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated.
Claim 53
Dependent Claim
174 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated; a roller for taking up the ink sheet; driving means for driving said roller to take up the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; and controlling means for controlling a drive amount of said driving means wherein a conveyance ratio of the ink sheet to the recording medium is kept substantially constant.
Claim 54
Dependent Claim
174 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated; a roller for taking up the ink sheet; driving means for driving said roller to take up the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; and controlling means for controlling a drive amount of said driving means wherein a conveyance ratio of the ink sheet to the recording medium is kept substantially constant.
Claim 55
Dependent Claim
39 words
An image recording apparatus according to claim 41, further comprising reading means for reading an original image, wherein the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 56
Dependent Claim
230 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated; ink sheet conveying means for conveying the ink sheet, said ink sheet conveying means comprising a take-up roller on which said ink sheet is wound; detecting means for detecting a conveyance amount of the ink sheet conveyed upon a driving operation of said ink sheet conveying means; and controlling means for controlling a drive amount of said ink sheet conveying means on a basis of the drive amount of said ink sheet conveying means and the conveyance amount of the ink sheet by said ink sheet conveying means, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 57
Dependent Claim
230 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated; ink sheet conveying means for conveying the ink sheet, said ink sheet conveying means comprising a take-up roller on which said ink sheet is wound; detecting means for detecting a conveyance amount of the ink sheet conveyed upon a driving operation of said ink sheet conveying means; and controlling means for controlling a drive amount of said ink sheet conveying means on a basis of the drive amount of said ink sheet conveying means and the conveyance amount of the ink sheet by said ink sheet conveying means, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 58
Dependent Claim
39 words
An image recording apparatus according to claim 43, further comprising reading means for reading an original image, wherein the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 59
Dependent Claim
196 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction to record an image on the recording medium, comprising: communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated; a take-up roller for taking up the ink sheet; driving means for driving said take-up roller to convey the ink sheet, said first direction being opposite to said second direction; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller during image recording; detecting means for detecting a drive amount of said driving means in correspondence with the predetermined rotating amount; and controlling means for, when the drive amount detected by said detecting means is not more than a predetermined value, controlling to change the drive amount of said driving means, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 60
Dependent Claim
196 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction to record an image on the recording medium, comprising: communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated; a take-up roller for taking up the ink sheet; driving means for driving said take-up roller to convey the ink sheet, said first direction being opposite to said second direction; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller during image recording; detecting means for detecting a drive amount of said driving means in correspondence with the predetermined rotating amount; and controlling means for, when the drive amount detected by said detecting means is not more than a predetermined value, controlling to change the drive amount of said driving means, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 61
Dependent Claim
39 words
An image recording apparatus according to claim 45, further comprising reading means for reading an original image, wherein the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 62
Dependent Claim
237 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated; a take-up roller for taking up the ink sheet, the ink sheet being wound on said take-up roller; driving means for driving said take-up roller by a drive amount to convey the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller; calculating means for calculating a conveying length of the ink sheet on a basis of the drive amount and the rotating amount; and controlling means for, when the conveying length is not less than a predetermined value, controlling to change the drive amount of said driving means, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 63
Dependent Claim
237 words
An image recording apparatus for transferring an ink contained in an ink sheet moved in a first direction onto a recording medium moved in a second direction, said first direction being opposite to said second direction at a position where said ink is transferred to the recording medium to record an image on the recording medium, comprising: communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated; a take-up roller for taking up the ink sheet, the ink sheet being wound on said take-up roller; driving means for driving said take-up roller by a drive amount to convey the ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; rotating amount detecting means for detecting a predetermined rotating amount of a supply roller; calculating means for calculating a conveying length of the ink sheet on a basis of the drive amount and the rotating amount; and controlling means for, when the conveying length is not less than a predetermined value, controlling to change the drive amount of said driving means, wherein a conveyance ratio of said ink sheet to said recording medium is kept substantially constant.
Claim 64
Dependent Claim
39 words
An image recording apparatus according to claim 47, further comprising reading means for reading an original image, wherein the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
Claim 65
Dependent Claim
175 words
An image recording method for maintaining substantially constant a conveyance ratio between an ink sheet and a recording medium which are conveyed in opposite directions at a transfer position where ink is transferred from said ink sheet to said recording medium, comprising the steps of: communicating by at least one of transmitting a first image signal generated in said reading step and receiving a second image signal which is externally generated; conveying said ink sheet by driving a take-up roller, said take-up roller taking up said ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; detecting a driving amount of said take-up roller required to convey said ink sheet by a predetermined length; and maintaining substantially constant a conveyance ratio at said transfer position between said ink sheet and said recording medium by changing the driving amount of said take-up roller when in said detecting step the driving amount of said take-up roller is detected to be less than a predetermined amount.
Claim 66
Dependent Claim
175 words
An image recording method for maintaining substantially constant a conveyance ratio between an ink sheet and a recording medium which are conveyed in opposite directions at a transfer position where ink is transferred from said ink sheet to said recording medium, comprising the steps of: communicating by at least one of transmitting a first image signal generated in said reading step and receiving a second image signal which is externally generated; conveying said ink sheet by driving a take-up roller, said take-up roller taking up said ink sheet, a diameter of said ink sheet wound on said take-up roller increasing as additional said ink sheet is wound thereon; detecting a driving amount of said take-up roller required to convey said ink sheet by a predetermined length; and maintaining substantially constant a conveyance ratio at said transfer position between said ink sheet and said recording medium by changing the driving amount of said take-up roller when in said detecting step the driving amount of said take-up roller is detected to be less than a predetermined amount.
Claim 67
Dependent Claim
43 words
An image recording method according to claim 49, further comprising the step of reading an original image, wherein said ink is transferred from said ink sheet to said recording medium to record on said recording medium the image read in said reading step.
Claim 68
Dependent Claim
215 words
An image recording apparatus for transferring an ink contained in an ink sheet onto a recording medium to record an image on the recording medium, comprising: communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated; take-up means for taking up the ink sheet; driving means for driving said take-up means to take up the ink sheet; and controlling means for controlling a drive amount of said driving means to maintain a substantially constant conveyance ratio of the ink sheet to the recording medium in correspondence with a change in take-up amount by said take-up means, said controlling means further comprising; rotating amount detecting means for detecting a rotating amount of a supply roller for supplying the ink sheet conveyed by a take-up roller of said take-up means; and counting means for counting the drive amount of said driving means in correspondence with a predetermined rotating amount of said supply roller, and the drive amount of said driving means is changed when a count value of said counting means is not more than a predetermined value.
Claim 69
Dependent Claim
215 words
An image recording apparatus for transferring an ink contained in an ink sheet onto a recording medium to record an image on the recording medium, comprising: communicating means for communicating by at least one of transmitting a first image signal generated by said reading means which corresponds to the image which is recorded on the recording medium by transferring said ink from said ink sheet and receiving a second image signal which is externally generated; take-up means for taking up the ink sheet; driving means for driving said take-up means to take up the ink sheet; and controlling means for controlling a drive amount of said driving means to maintain a substantially constant conveyance ratio of the ink sheet to the recording medium in correspondence with a change in take-up amount by said take-up means, said controlling means further comprising; rotating amount detecting means for detecting a rotating amount of a supply roller for supplying the ink sheet conveyed by a take-up roller of said take-up means; and counting means for counting the drive amount of said driving means in correspondence with a predetermined rotating amount of said supply roller, and the drive amount of said driving means is changed when a count value of said counting means is not more than a predetermined value.
Claim 70
Dependent Claim
39 words
An image recording apparatus according to claim 51, further comprising reading means for reading an original image, wherein the image read by said reading means is recorded on the recording medium by transferring said ink from said ink sheet.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1998-01-23 | 1998-07-25 | 1999-01-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2002-01-23 | 2002-07-25 | 2003-01-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2006-01-23 | 2006-07-25 | 2007-01-24 | $7700.00 | Window Closed / Lapsed |