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EP0408073A2 Expired / Lapsed EP ⏱️ 0.0 years remaining

Thermal transfer recording apparatus and facsimile apparatus

Assignee: Canon Inc
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Filing: 1990-07-13
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Granted: —
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Expires: 2010-07-13
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Abstract

Abstract A thermal transfer recording apparatus for image recording on a recording medium by transferring the ink of an ink sheet onto said recording medium, comprises ink sheet transport means for transporting said ink sheet, recording medium transport means for transporting said recording medium, recording means for effecting said ink sheet thereby recording an image on said recording medium, timer means for measuring time after image recording by said recording means, heat generation means for driving said recording means to effect heat generation with same data as in the preceding image recording prior to a next recording operation when a predetermined time is measured by said timer means, and control means adapted, when a time exceeding said predetermined time is measured by said timer means, to control the energy for driving said recording means prior to the next recording operation according to the time measured by said timer means.

Inventors

  • 👤 Tomoyuki C/O Canon Kabushiki Kaisha Takeda
  • 👤 Takehiro C/O Canon Kabushiki Kaisha Yoshida
  • 👤 Takeshi C/O Canon Kabushiki Kaisha Ono
  • 👤 Makoto C/O Canon Kabushiki Kaisha Kobayashi
  • 👤 Satoshi C/O Canon Kabushiki Kaisha Wada
  • 👤 Yasushi C/O Canon Kabushiki Kaisha Ishida
  • 👤 Minoru C/O Canon Kabushiki Kaisha Yokoyama
  • 👤 Akihiro C/O Canon Kabushiki Kaisha Tomoda
  • 👤 Masakatsu C/O Canon Kabushiki Kaisha Yamada
  • 👤 Takashi C/O Canon Kabushiki Kaisha Awai

Bibliographic Details

Application Number —
Jurisdiction EP
Data Source google_patents
Last Synchronized 2026-11-09 20:23
CPC Classifications
B; B41; B41J; B41J2/00; B41J2/315; B41J2/38

Claims Analysis

Total Claims: 24
Claim 1
Independent Claim 148 words
A thermal transfer recording apparatus for image recording on a recording medium by transferring the ink of an ink sheet onto said recording medium, comprising: ink sheet transport means for transporting said ink sheet; recording medium transport means for transporting said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; timer means for measuring time after image recording by said recording means; heat generation means for driving said recording means to effect heat generation with same data as in the preceding image recording prior to a next recording operation when a predetermined time is measured by said timer means; and control means adapted, when a time exceeding said predetermined time is measured by said timer means, to control the energy for driving said recording means prior to the next recording operation according to the time measured by said timer means.
Claim 2
Dependent Claim 148 words
A thermal transfer recording apparatus for image recording on a recording medium by transferring the ink of an ink sheet onto said recording medium, comprising: ink sheet transport means for transporting said ink sheet; recording medium transport means for transporting said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; timer means for measuring time after image recording by said recording means; heat generation means for driving said recording means to effect heat generation with same data as in the preceding image recording prior to a next recording operation when a predetermined time is measured by said timer means; and control means adapted, when a time exceeding said predetermined time is measured by said timer means, to control the energy for driving said recording means prior to the next recording operation according to the time measured by said timer means.
Claim 3
Dependent Claim 158 words
A facsimile apparatus capable of image recording by transferring the ink of an ink sheet onto said recording medium, comprising: reader means for reading an original image; transmission/reception means for transmitting or receiving image signal; ink sheet transport means for transporting said ink sheet; recording medium transport means for transporting said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; timer means for measuring time after image recording by said recording means; heat generation means for driving said recording means to effect heat generation with same data as in the preceding image recording prior to a next recording operation when a predetermined time is measured by said timer means; and control means adapted, when a time exceeding said predetermined time is measured by said timer means, to control the energy for driving said recording means prior to the next recording operation according to the time measured by said timer means.
Claim 4
Dependent Claim 158 words
A facsimile apparatus capable of image recording by transferring the ink of an ink sheet onto said recording medium, comprising: reader means for reading an original image; transmission/reception means for transmitting or receiving image signal; ink sheet transport means for transporting said ink sheet; recording medium transport means for transporting said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; timer means for measuring time after image recording by said recording means; heat generation means for driving said recording means to effect heat generation with same data as in the preceding image recording prior to a next recording operation when a predetermined time is measured by said timer means; and control means adapted, when a time exceeding said predetermined time is measured by said timer means, to control the energy for driving said recording means prior to the next recording operation according to the time measured by said timer means.
Claim 5
Dependent Claim 124 words
A thermal transfer recording apparatus for image recording on a recording medium by transferring the ink of an ink sheet onto said recording medium, comprising: transport means for transporting said ink sheet and said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; and control means adapted, when the interval from the image recording by said recording means to the start of next image recording is at least equal to a predetermined time, to control said recording means so as to act on said ink sheet prior to the next image recording; wherein said control means is further adapted to control the energy applied to said recording means according to the interval exceeding said predetermined time.
Claim 6
Dependent Claim 124 words
A thermal transfer recording apparatus for image recording on a recording medium by transferring the ink of an ink sheet onto said recording medium, comprising: transport means for transporting said ink sheet and said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; and control means adapted, when the interval from the image recording by said recording means to the start of next image recording is at least equal to a predetermined time, to control said recording means so as to act on said ink sheet prior to the next image recording; wherein said control means is further adapted to control the energy applied to said recording means according to the interval exceeding said predetermined time.
Claim 7
Dependent Claim 118 words
A facsimile apparatus comprising: reader means for reading an original image; transmission/reception means for transmitting or receiving image signal; transport means for transporting said ink sheet and said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; and control means adapted, when the interval from the image recording by said recording means to the start of next image recording is at least equal to a predetermined time, to control said recording means so as to act on said ink sheet prior to the next image recording; wherein said control means is further adapted to control the energy applied to said recording means according to the interval exceeding said predetermined time.
Claim 8
Dependent Claim 118 words
A facsimile apparatus comprising: reader means for reading an original image; transmission/reception means for transmitting or receiving image signal; transport means for transporting said ink sheet and said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; and control means adapted, when the interval from the image recording by said recording means to the start of next image recording is at least equal to a predetermined time, to control said recording means so as to act on said ink sheet prior to the next image recording; wherein said control means is further adapted to control the energy applied to said recording means according to the interval exceeding said predetermined time.
Claim 9
Dependent Claim 150 words
A thermal transfer recording apparatus for image recording on a recording medium by transferring the ink of an ink sheet onto said recording medium, comprising: transport means for transporting said ink sheet and said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; and control means adapted, when the interval from the image recording by said recording means to the start of next image recording is at least equal to a predetermined time, to control said recording means so as to act on said ink sheet prior to the next image recording; wherein said control means is further adapted to effect control in such a manner that said recording means acts on said ink sheet plural times and to control the energy applied to said recording means according to the interval exceeding said predetermined time and the temperature of said recording means.
Claim 10
Dependent Claim 150 words
A thermal transfer recording apparatus for image recording on a recording medium by transferring the ink of an ink sheet onto said recording medium, comprising: transport means for transporting said ink sheet and said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; and control means adapted, when the interval from the image recording by said recording means to the start of next image recording is at least equal to a predetermined time, to control said recording means so as to act on said ink sheet prior to the next image recording; wherein said control means is further adapted to effect control in such a manner that said recording means acts on said ink sheet plural times and to control the energy applied to said recording means according to the interval exceeding said predetermined time and the temperature of said recording means.
Claim 11
Dependent Claim 144 words
A facsimile apparatus comprising: reader means for reading an original image; transmission/reception means for transmitting or receiving image signal; transport means for transporting said ink sheet and said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; and control means adapted, when the interval from the image recording by said recording means to the start of next image recording is at least equal to a predetermined time, to control said recording means so as to act on said ink sheet prior to the next image recording; wherein said control means is further adapted to effect control in such a manner that said recording means acts on said ink sheet plural times and to control the energy applied to said recording means according to the interval exceeding said predetermined time and the temperature of said recording means.
Claim 12
Dependent Claim 144 words
A facsimile apparatus comprising: reader means for reading an original image; transmission/reception means for transmitting or receiving image signal; transport means for transporting said ink sheet and said recording medium; recording means for effecting said ink sheet thereby recording an image on said recording medium; and control means adapted, when the interval from the image recording by said recording means to the start of next image recording is at least equal to a predetermined time, to control said recording means so as to act on said ink sheet prior to the next image recording; wherein said control means is further adapted to effect control in such a manner that said recording means acts on said ink sheet plural times and to control the energy applied to said recording means according to the interval exceeding said predetermined time and the temperature of said recording means.
Claim 13
Dependent Claim 48 words
An apparatus according to claim 3, 4, 5 or 6, wherein the interval from the image recording by said recording means to the start of next image recording includes the interval from the end of recording of a line to the start of recording of a next line.
Claim 14
Dependent Claim 68 words
An apparatus according to claim 3, 4, 5 or 6, wherein said control means is adapted, when the interval from the recording of a preceding line to the start of recording of a next line is at least equal to a predetermined time, to drive the thermal head to generate heat with the same data as in the preceding line prior to the recording of the next line.
Claim 15
Dependent Claim 63 words
An apparatus according to claim 3, 4, 5 or 6, wherein said control means is adapted, when the interval from the recording of a preceding line to the start of recording of a next line is at least equal to a predetermined time, to drive the thermal head to generate heat with all black data prior to the recording of the next line.
Claim 16
Dependent Claim 46 words
An apparatus according to claim 3, 4, 5 or 6, wherein said control means is adapted to increase the energy applied to said recording means as the interval from the recording of a preceding line to the start of recording of a next line becomes longer.
Claim 17
Dependent Claim 26 words
An apparatus according to claim 3, 4, 5 or 6, wherein the transporting direction of said ink sheet is opposite to that of said recording medium.
Claim 18
Dependent Claim 26 words
An apparatus according to claim 3, 4, 5 or 6 wherein the transporting speed of said ink sheet is smaller than that of said recording medium.
Claim 19
Dependent Claim 19 words
An apparatus according to claim 3, 4, 5 or 6, wherein said recording means comprises a full-­line thermal head.
Claim 20
Dependent Claim 106 words
A recording apparatus for image recording on a recording medium, comprising: transport means for transporting said recording medium; recording means for effecting an ink sheet for recording an image on said recording medium; and control means adapted, when the interval from the image recording by said recording means to the start of next image recording is at least equal to a predetermined time, to control said recording means so as to act on said ink sheet prior to the next image recording; wherein said control means is further adapted to control the energy applied to said recording means according to the interval exceeding said predetermined time.
Claim 21
Dependent Claim 106 words
A recording apparatus for image recording on a recording medium, comprising: transport means for transporting said recording medium; recording means for effecting an ink sheet for recording an image on said recording medium; and control means adapted, when the interval from the image recording by said recording means to the start of next image recording is at least equal to a predetermined time, to control said recording means so as to act on said ink sheet prior to the next image recording; wherein said control means is further adapted to control the energy applied to said recording means according to the interval exceeding said predetermined time.
Claim 22
Dependent Claim 15 words
An apparatus according to claim 14, wherein said recording means is a full-line thermal head.
Claim 23
Dependent Claim 23 words
An apparatus according to claim 14, wherein said recording means is an ink jet recording head for effecting image recording by discharging ink.
Claim 24
Dependent Claim 30 words
An apparatus according to claim 15, wherein said ink jet recording head is adapted to discharge ink utilizing thermal energy, and comprises electrothermal converting element for generating said thermal energy.

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