GB2482139B - Method of testing the health of a heating element of a thermal print head - Google Patents

Method of testing the health of a heating element of a thermal print head

Info

Publication number
GB2482139B
GB2482139B GB1012166.3A GB201012166A GB2482139B GB 2482139 B GB2482139 B GB 2482139B GB 201012166 A GB201012166 A GB 201012166A GB 2482139 B GB2482139 B GB 2482139B
Authority
GB
United Kingdom
Prior art keywords
health
testing
heating element
print head
thermal print
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.)
Active
Application number
GB1012166.3A
Other versions
GB201012166D0 (en
GB2482139A (en
Inventor
Simon Edwards
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.)
Markem Imaje Ltd
Original Assignee
Markem Imaje Ltd
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 Markem Imaje Ltd filed Critical Markem Imaje Ltd
Priority to GB1012166.3A priority Critical patent/GB2482139B/en
Publication of GB201012166D0 publication Critical patent/GB201012166D0/en
Priority to PCT/GB2011/051351 priority patent/WO2012010879A1/en
Publication of GB2482139A publication Critical patent/GB2482139A/en
Application granted granted Critical
Publication of GB2482139B publication Critical patent/GB2482139B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B41J2/335—Structure of thermal heads
    • 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
    • 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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Electronic Switches (AREA)
GB1012166.3A 2010-07-20 2010-07-20 Method of testing the health of a heating element of a thermal print head Active GB2482139B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
GB1012166.3A GB2482139B (en) 2010-07-20 2010-07-20 Method of testing the health of a heating element of a thermal print head
PCT/GB2011/051351 WO2012010879A1 (en) 2010-07-20 2011-07-19 Method of testing the health of a heating element of a thermal print head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1012166.3A GB2482139B (en) 2010-07-20 2010-07-20 Method of testing the health of a heating element of a thermal print head

Publications (3)

Publication Number Publication Date
GB201012166D0 GB201012166D0 (en) 2010-09-01
GB2482139A GB2482139A (en) 2012-01-25
GB2482139B true GB2482139B (en) 2014-08-13

Family

ID=42735200

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1012166.3A Active GB2482139B (en) 2010-07-20 2010-07-20 Method of testing the health of a heating element of a thermal print head

Country Status (2)

Country Link
GB (1) GB2482139B (en)
WO (1) WO2012010879A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020222830A1 (en) 2019-04-30 2020-11-05 Hewlett-Packard Development Company, L.P. Determinations of failure conditions based on power consumptions

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4573058A (en) * 1985-05-24 1986-02-25 Ncr Canada Ltd - Ncr Canada Ltee Closed loop thermal printer for maintaining constant printing energy
US4774526A (en) * 1985-09-14 1988-09-27 Kabushiki Kaisha Sato Fault detection circuit for a thermal print head
US5469068A (en) * 1992-09-01 1995-11-21 Fuji Photo Film Co., Ltd. Thermal printer and device and method for measuring resistance of thermal head of thermal printer
US5608333A (en) * 1993-06-18 1997-03-04 Fuji Photo Film Co., Ltd. Method of driving heating element to match its resistance, thermal printer, and resistance measuring device
US6404208B1 (en) * 1995-11-16 2002-06-11 Fuji Photo Film Co., Ltd. Thermal printer and resistance data measuring device for thermal head of the same
US20030202085A1 (en) * 2002-04-29 2003-10-30 Rimage Corporation Thermal printer element tester
US6825675B1 (en) * 2003-06-27 2004-11-30 Lexmark International, Inc. Method for detecting a shorted printhead in a printer having at least two printheads
WO2008042104A2 (en) * 2006-09-29 2008-04-10 Eastman Kodak Company Determining defective resistors in inkjet printers

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4573058A (en) * 1985-05-24 1986-02-25 Ncr Canada Ltd - Ncr Canada Ltee Closed loop thermal printer for maintaining constant printing energy
US4774526A (en) * 1985-09-14 1988-09-27 Kabushiki Kaisha Sato Fault detection circuit for a thermal print head
US5469068A (en) * 1992-09-01 1995-11-21 Fuji Photo Film Co., Ltd. Thermal printer and device and method for measuring resistance of thermal head of thermal printer
US5608333A (en) * 1993-06-18 1997-03-04 Fuji Photo Film Co., Ltd. Method of driving heating element to match its resistance, thermal printer, and resistance measuring device
US6404208B1 (en) * 1995-11-16 2002-06-11 Fuji Photo Film Co., Ltd. Thermal printer and resistance data measuring device for thermal head of the same
US20030202085A1 (en) * 2002-04-29 2003-10-30 Rimage Corporation Thermal printer element tester
US6825675B1 (en) * 2003-06-27 2004-11-30 Lexmark International, Inc. Method for detecting a shorted printhead in a printer having at least two printheads
WO2008042104A2 (en) * 2006-09-29 2008-04-10 Eastman Kodak Company Determining defective resistors in inkjet printers

Also Published As

Publication number Publication date
WO2012010879A1 (en) 2012-01-26
GB201012166D0 (en) 2010-09-01
GB2482139A (en) 2012-01-25

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