EP0318328A2
Expired / Lapsed
EP
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Ink jet recording device
Assignee: Canon Inc
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Filing: 1988-11-28
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Granted: —
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Expires: 2008-11-28
Abstract
Abstract The present invention relates to an ink jet recording device (101) comprising, plural energy generating means (3) for generating energy used for discharging an ink, detecting means for detecting the number of said energy generating means (3) actuated at the same time, adjusting means for adjusting a voltage value of the actuating pulse applied, corresponding to a result detected by said detecting means, to said energy generating means (3).
Inventors
- 👤 Ryoichi Koizumi
- 👤 Hideaki Kishida
- 👤 Akira Katayama
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-11-09 16:15
CPC Classifications
B; B41; B41J; B41J2/00; B41J2/005; B41J2/01; B41J2/015; B41J2/04; B41J2/045; B41J2/04501; B41J2/04568; B41J2/04543; B41J2/0458; B41J2/0459; B41J2/04591
Claims Analysis
Total Claims: 19
Claim 1
Independent Claim
60 words
An ink jet recording device comprising: plural energy generating means for generating energy used for discharging an ink; detecting means for detecting the number of said energy generating means actuated at the same time; adjusting means for adjusting a voltage value of the actuating pulse applied, corresponding to a result detected by said detecting means, to said energy generating means.
Claim 2
Dependent Claim
60 words
An ink jet recording device comprising: plural energy generating means for generating energy used for discharging an ink; detecting means for detecting the number of said energy generating means actuated at the same time; adjusting means for adjusting a voltage value of the actuating pulse applied, corresponding to a result detected by said detecting means, to said energy generating means.
Claim 3
Dependent Claim
27 words
A device according to claim 1, wherein said adjusting means adjusts the actuating time of said actuating pulse together with a voltage value of said actuating pulse.
Claim 4
Dependent Claim
60 words
An ink jet recording device comprising: plural energy generating means for generating energy used for discharging an ink; detecting means for detecting the number of said energy generating means actuated at the same time; adjusting means for adjusting an actuating time of an actuating pulse applied to said energy generating means corresponding to a result detected by said detecting means.
Claim 5
Dependent Claim
60 words
An ink jet recording device comprising: plural energy generating means for generating energy used for discharging an ink; detecting means for detecting the number of said energy generating means actuated at the same time; adjusting means for adjusting an actuating time of an actuating pulse applied to said energy generating means corresponding to a result detected by said detecting means.
Claim 6
Independent Claim
15 words
A device according to any preceding claim, wherein said energy generating means generates thermal energy.
Claim 7
Independent Claim
17 words
A device according to any preceding claim, wherein said energy generating means is an electro-mechanical converting member.
Claim 8
Dependent Claim
22 words
A device according to claim 5, wherein said electro-mechanical converting member includes a heat generation resisting member and an electrode connected thereto.
Claim 9
Independent Claim
26 words
A device according to any preceding claim, wherein said ink jet recording device includes an ink jet head to which said energy generating means if provided.
Claim 10
Dependent Claim
23 words
A device according to claim 7, wherein said ink jet head includes a liquid path in which said energy generating means is provided.
Claim 11
Dependent Claim
23 words
A device according to claim 7 or 8, wherein said ink jet head includes an ink discharging opening communicated with said liquid path.
Claim 12
Dependent Claim
59 words
A device according to claim 8, wherein said ink jet head includes an ink discharging opening communicated with said liquid path, a direction into which said ink is discharged from said discharging opening, and a direction into which said ink is supplied to a portion of said liquid path where said energy generating means is provided being substantially same.
Claim 13
Dependent Claim
62 words
A device according to claim 8, wherein said ink jet head includes an ink discharging opening communicated with said liquid path, a direction into which an ink is discharged from said discharging opening, and a direction into which said ink is supplied to a portion of said liquid path where said energy generating means is provided being substantially orthogonal to each other.
Claim 14
Independent Claim
24 words
A device according to any of claims 9 to 11, wherein plural discharging openings are arranged corresponding to a width of said recording medium.
Claim 15
Independent Claim
25 words
A device according to any of claims 7 to 12 wherein said ink jet head includes a common liquid chamber communicated with said liquid path.
Claim 16
Dependent Claim
21 words
A device according to claim 13, wherein said ink jet head includes a supplying tube communicated with said common liquid chamber.
Claim 17
Dependent Claim
15 words
A device according to claim 14, wherein a filter is provided to said supplying tube.
Claim 18
Dependent Claim
61 words
An ink jet recording device comprising a plurality of electrically powered ink discharge devices, means for supplying electrical energy to selected combinations of the discharge devices via means in which is energy lost, means for providing an indication related to the energy lost and menas for compensating for the loss of energy to the discharge devices in accordance wtih said indication.
Claim 19
Dependent Claim
61 words
An ink jet recording device comprising a plurality of electrically powered ink discharge devices, means for supplying electrical energy to selected combinations of the discharge devices via means in which is energy lost, means for providing an indication related to the energy lost and menas for compensating for the loss of energy to the discharge devices in accordance wtih said indication.
References Cited (Backward Citations)
No citation records indexed.
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