DE3866338D1 - Thermodruckverfahren. - Google Patents

Thermodruckverfahren.

Info

Publication number
DE3866338D1
DE3866338D1 DE8888730271T DE3866338T DE3866338D1 DE 3866338 D1 DE3866338 D1 DE 3866338D1 DE 8888730271 T DE8888730271 T DE 8888730271T DE 3866338 T DE3866338 T DE 3866338T DE 3866338 D1 DE3866338 D1 DE 3866338D1
Authority
DE
Germany
Prior art keywords
temp
thermal printing
control
heating element
measured
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE8888730271T
Other languages
English (en)
Inventor
Ralf Dipl Ing Kaiser
Hartmut Dipl Ing Kirchhoff
Wolfgang Dr Ing Pekruhn
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Eastman Kodak Co
Original Assignee
Siemens AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Priority to DE8888730271T priority Critical patent/DE3866338D1/de
Application granted granted Critical
Publication of DE3866338D1 publication Critical patent/DE3866338D1/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
    • B41J—TYPEWRITERS; SELECTIVE PRINTING MECHANISMS, i.e. MECHANISMS PRINTING OTHERWISE THAN FROM A FORME; CORRECTION OF TYPOGRAPHICAL ERRORS
    • B41J2/00—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed
    • B41J2/315—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material
    • B41J2/32—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads
    • B41J2/35—Typewriters or selective printing mechanisms characterised by the printing or marking process for which they are designed characterised by selective application of heat to a heat sensitive printing or impression-transfer material using thermal heads providing current or voltage to the thermal head
    • B41J2/355—Control circuits for heating-element selection
    • B41J2/36—Print density control
    • B41J2/365—Print density control by compensation for variation in temperature

Landscapes

  • Electronic Switches (AREA)
DE8888730271T 1987-12-07 1988-12-05 Thermodruckverfahren. Expired - Fee Related DE3866338D1 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE8888730271T DE3866338D1 (de) 1987-12-07 1988-12-05 Thermodruckverfahren.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE19873741799 DE3741799A1 (de) 1987-12-07 1987-12-07 Thermodruckverfahren
DE8888730271T DE3866338D1 (de) 1987-12-07 1988-12-05 Thermodruckverfahren.

Publications (1)

Publication Number Publication Date
DE3866338D1 true DE3866338D1 (de) 1992-01-02

Family

ID=6342256

Family Applications (2)

Application Number Title Priority Date Filing Date
DE19873741799 Withdrawn DE3741799A1 (de) 1987-12-07 1987-12-07 Thermodruckverfahren
DE8888730271T Expired - Fee Related DE3866338D1 (de) 1987-12-07 1988-12-05 Thermodruckverfahren.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE19873741799 Withdrawn DE3741799A1 (de) 1987-12-07 1987-12-07 Thermodruckverfahren

Country Status (3)

Country Link
US (1) US4887092A (de)
EP (1) EP0320435B1 (de)
DE (2) DE3741799A1 (de)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5331340A (en) * 1988-05-02 1994-07-19 Canon Kabushiki Kaisha Thermal head with control means for maintaining head temperature within a range
JPH04211478A (ja) * 1990-03-27 1992-08-03 Seiko Epson Corp インクジェット記録方法およびインク組成物
JPH0418372A (ja) * 1990-05-11 1992-01-22 Sanyo Electric Co Ltd 熱転写記録の印写濃度制御方法
JP2932744B2 (ja) * 1991-05-10 1999-08-09 ブラザー工業株式会社 スタンプ装置
US5132709A (en) * 1991-08-26 1992-07-21 Zebra Technologies Corporation Apparatus and method for closed-loop, thermal control of printing head
DE4132094A1 (de) * 1991-09-23 1993-03-25 Mannesmann Ag Verfahren zur kompensation von widerstandstoleranzen beim drucken eines mehrtonbildes
US5163760A (en) * 1991-11-29 1992-11-17 Eastman Kodak Company Method and apparatus for driving a thermal head to reduce parasitic resistance effects
JPH07205469A (ja) * 1992-03-27 1995-08-08 Nec Data Terminal Ltd サーマルヘッド
US5469203A (en) * 1992-11-24 1995-11-21 Eastman Kodak Company Parasitic resistance compensation for a thermal print head
US5519426A (en) * 1993-11-01 1996-05-21 Lasermaster Corporation Method for controlling a thermal printer to increase resolution
JPH09218725A (ja) * 1995-12-05 1997-08-19 Canon Inc 情報処理機器
US6476838B1 (en) 1999-09-03 2002-11-05 Oki Data America, Inc. Method of driving a thermal print head
JP2002002011A (ja) 2000-06-26 2002-01-08 Alps Electric Co Ltd ラインプリンタおよびその通電制御方法
GB201318444D0 (en) * 2013-10-18 2013-12-04 Videojet Technologies Inc Printing

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1284939A (en) * 1968-12-31 1972-08-09 Texas Instruments Inc Electronic thermal devices for producing thermal patterns representing characters
AU567487B2 (en) * 1982-01-25 1987-11-26 Sony Corporation Thermal printer
US4449033A (en) * 1982-12-27 1984-05-15 International Business Machines Corporation Thermal print head temperature sensing and control
US4590484A (en) * 1983-01-13 1986-05-20 Ricoh Company, Ltd. Thermal recording head driving control system
US4536774A (en) * 1983-04-01 1985-08-20 Fuji Xerox Co., Ltd. Thermal head drive circuit
US4574293A (en) * 1983-05-23 1986-03-04 Fuji Xerox Co., Ltd. Compensation for heat accumulation in a thermal head
JPS60184860A (ja) * 1984-03-03 1985-09-20 Fujitsu Ltd サーマルヘッド制御方法
US4595935A (en) * 1984-08-14 1986-06-17 Ncr Canada Ltd. System for detecting defective thermal printhead elements
US4717924A (en) * 1986-08-18 1988-01-05 Ncr Corporation Thermal printing control system
US5358985A (en) * 1992-12-16 1994-10-25 Air Products And Chemicals, Inc. Ionic siloxane as internal mold release agent for polyurethane, polyurethaneurea and polyurea elastomers
JPH06228263A (ja) * 1993-02-02 1994-08-16 Nippon Paint Co Ltd 反応射出成形用ポリウレア樹脂組成物

Also Published As

Publication number Publication date
EP0320435A1 (de) 1989-06-14
DE3741799A1 (de) 1989-06-15
US4887092A (en) 1989-12-12
EP0320435B1 (de) 1991-11-21

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: EASTMAN KODAK CO., ROCHESTER, N.Y., US

8328 Change in the person/name/address of the agent

Free format text: POHLE, R., DIPL.-PHYS. FACHPHYS.F.ERFINDUNGSWESEN, PAT.-ASS., 73760 OSTFILDERN

8339 Ceased/non-payment of the annual fee