DE3672732D1 - Einrichtung zum nachweis von fehlern des heizstromkreises fuer thermodruckkopf. - Google Patents

Einrichtung zum nachweis von fehlern des heizstromkreises fuer thermodruckkopf.

Info

Publication number
DE3672732D1
DE3672732D1 DE8686110319T DE3672732T DE3672732D1 DE 3672732 D1 DE3672732 D1 DE 3672732D1 DE 8686110319 T DE8686110319 T DE 8686110319T DE 3672732 T DE3672732 T DE 3672732T DE 3672732 D1 DE3672732 D1 DE 3672732D1
Authority
DE
Germany
Prior art keywords
print head
heating circuit
thermal print
detecting errors
errors
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 - Lifetime
Application number
DE8686110319T
Other languages
English (en)
Inventor
Toyozo Ito
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.)
Sato Corp
Original Assignee
Sato Corp
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 Sato Corp filed Critical Sato Corp
Application granted granted Critical
Publication of DE3672732D1 publication Critical patent/DE3672732D1/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
DE8686110319T 1985-09-14 1986-07-25 Einrichtung zum nachweis von fehlern des heizstromkreises fuer thermodruckkopf. Expired - Lifetime DE3672732D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60202542A JPS6262776A (ja) 1985-09-14 1985-09-14 サ−マル印字ヘツドの発熱回路不良検出装置

Publications (1)

Publication Number Publication Date
DE3672732D1 true DE3672732D1 (de) 1990-08-23

Family

ID=16459226

Family Applications (2)

Application Number Title Priority Date Filing Date
DE198686110319T Pending DE217043T1 (de) 1985-09-14 1986-07-25 Einrichtung zum nachweis von fehlern des heizstromkreises fuer thermodruckkopf.
DE8686110319T Expired - Lifetime DE3672732D1 (de) 1985-09-14 1986-07-25 Einrichtung zum nachweis von fehlern des heizstromkreises fuer thermodruckkopf.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE198686110319T Pending DE217043T1 (de) 1985-09-14 1986-07-25 Einrichtung zum nachweis von fehlern des heizstromkreises fuer thermodruckkopf.

Country Status (4)

Country Link
US (1) US4774526A (de)
EP (1) EP0217043B1 (de)
JP (1) JPS6262776A (de)
DE (2) DE217043T1 (de)

Families Citing this family (27)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3825232C1 (en) * 1988-07-25 1990-02-15 Nixdorf Computer Ag, 4790 Paderborn, De Method and circuit arrangement for producing information on the type of a print head
JP2731003B2 (ja) * 1988-12-06 1998-03-25 キヤノン株式会社 液体噴射記録装置
US4996487A (en) * 1989-04-24 1991-02-26 International Business Machines Corporation Apparatus for detecting failure of thermal heaters in ink jet printers
JPH03146360A (ja) * 1989-10-31 1991-06-21 Kanzaki Paper Mfg Co Ltd サーマルヘッド断線検知回路
US5072235A (en) * 1990-06-26 1991-12-10 Xerox Corporation Method and apparatus for the electronic detection of air inside a thermal inkjet printhead
CA2109551A1 (en) * 1992-12-07 1994-06-08 Wallace Kirschner Postage metering system with indicia selectable to compensate for detected printer defects
US5675370A (en) * 1993-11-22 1997-10-07 Intermec Corporation Printhead having multiple print lines, and method and apparatus for using same
US5815179A (en) * 1995-04-12 1998-09-29 Eastman Kodak Company Block fault tolerance in integrated printing heads
US10130787B2 (en) 1997-06-17 2018-11-20 Fisher & Paykel Healthcare Limited Humidity controller
US20040221844A1 (en) * 1997-06-17 2004-11-11 Hunt Peter John Humidity controller
CA2242500C (en) * 1997-09-15 2007-11-13 Monarch Marking Systems, Inc. Early thermal printhead failure prediction system
JP3068549B2 (ja) * 1998-03-05 2000-07-24 日本電気データ機器株式会社 サーマルプリンタ
US6520615B1 (en) * 1999-10-05 2003-02-18 Hewlett-Packard Company Thermal inkjet print head with integrated power supply fault protection circuitry for protection of firing circuitry
DE10057360C2 (de) * 2000-11-18 2003-10-23 Danfoss As Verfahren zum Überprüfen eines Heizungssystems
US6481814B2 (en) 2001-02-28 2002-11-19 Lemark International, Inc. Apparatus and method for ink jet printhead voltage fault protection
US6735496B1 (en) * 2001-10-19 2004-05-11 Chromalox, Inc. System and method of monitoring multiple control loops in a heater system
US6758547B2 (en) 2002-07-10 2004-07-06 Lexmark International, Inc. Method and apparatus for machine specific overcurrent detection
US20040085379A1 (en) * 2002-11-04 2004-05-06 Matthew Taylor Self-contained printing device diagnostics
CN100528570C (zh) * 2004-04-16 2009-08-19 深圳赛意法微电子有限公司 喷墨打印机的笔和笔故障检查电路及检查笔中故障的方法
JP4933057B2 (ja) * 2005-05-13 2012-05-16 キヤノン株式会社 ヘッド基板、記録ヘッド、及び記録装置
US7635174B2 (en) * 2005-08-22 2009-12-22 Lexmark International, Inc. Heater chip test circuit and methods for using the same
US7547087B2 (en) * 2007-02-23 2009-06-16 International Business Machines Corporation Fault detection circuit for printers with multiple print heads
CN101746151B (zh) * 2008-12-12 2012-02-29 山东新北洋信息技术股份有限公司 一种热打印头检测装置、检测方法及其热打印机
US8220896B2 (en) * 2009-03-17 2012-07-17 Xerox Corporation Printhead de-prime system and method for solid ink systems
GB2482139B (en) * 2010-07-20 2014-08-13 Markem Imaje Ltd Method of testing the health of a heating element of a thermal print head
US9022499B2 (en) * 2011-04-07 2015-05-05 Canon Kabushiki Kaisha Printing apparatus
JP6750304B2 (ja) * 2016-05-24 2020-09-02 セイコーエプソン株式会社 サーマルプリンター、及び、サーマルプリンターの制御方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4207517A (en) * 1977-06-20 1980-06-10 Bloxam James M Switchless D.C. multifunction tester
US4220912A (en) * 1977-07-20 1980-09-02 Dana Corporation Vehicle speed control circuit tester
JPS59201878A (ja) * 1983-04-28 1984-11-15 Tokyo Electric Co Ltd サ−マルプリンタ
JPS6023060A (ja) * 1983-07-19 1985-02-05 Tokyo Electric Co Ltd サ−マルプリンタのヘツド切れ検出装置
US4595935A (en) * 1984-08-14 1986-06-17 Ncr Canada Ltd. System for detecting defective thermal printhead elements
US4573058A (en) * 1985-05-24 1986-02-25 Ncr Canada Ltd - Ncr Canada Ltee Closed loop thermal printer for maintaining constant printing energy

Also Published As

Publication number Publication date
EP0217043B1 (de) 1990-07-18
DE217043T1 (de) 1987-08-13
JPS6262776A (ja) 1987-03-19
EP0217043A1 (de) 1987-04-08
US4774526A (en) 1988-09-27

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Legal Events

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