CA1237337A - Tete de frappe thermique - Google Patents

Tete de frappe thermique

Info

Publication number
CA1237337A
CA1237337A CA000496198A CA496198A CA1237337A CA 1237337 A CA1237337 A CA 1237337A CA 000496198 A CA000496198 A CA 000496198A CA 496198 A CA496198 A CA 496198A CA 1237337 A CA1237337 A CA 1237337A
Authority
CA
Canada
Prior art keywords
elements
buses
voltage level
marking
bus
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
Application number
CA000496198A
Other languages
English (en)
Inventor
Richard A. Stallkamp
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.)
Wang Laboratories Inc
Original Assignee
Wang Laboratories Inc
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 Wang Laboratories Inc filed Critical Wang Laboratories Inc
Application granted granted Critical
Publication of CA1237337A publication Critical patent/CA1237337A/fr
Expired 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
    • B41J2/345—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 characterised by the arrangement of resistors or conductors

Landscapes

  • Electronic Switches (AREA)
  • Facsimile Heads (AREA)
CA000496198A 1984-12-28 1985-11-26 Tete de frappe thermique Expired CA1237337A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US687,069 1976-05-17
US68706984A 1984-12-28 1984-12-28

Publications (1)

Publication Number Publication Date
CA1237337A true CA1237337A (fr) 1988-05-31

Family

ID=24758919

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000496198A Expired CA1237337A (fr) 1984-12-28 1985-11-26 Tete de frappe thermique

Country Status (5)

Country Link
EP (1) EP0186059B1 (fr)
JP (1) JPH0657457B2 (fr)
AU (1) AU584915B2 (fr)
CA (1) CA1237337A (fr)
DE (1) DE3578406D1 (fr)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8804467D0 (en) * 1988-02-25 1988-03-23 Alcatel Business Systems Thermal printing apparatus
US5144336A (en) * 1990-01-23 1992-09-01 Hewlett-Packard Company Method and apparatus for controlling the temperature of thermal ink jet and thermal printheads that have a heating matrix system
US5235346A (en) * 1990-01-23 1993-08-10 Hewlett-Packard Company Method and apparatus for controlling the temperature of thermal ink jet and thermal printheads that have a heating matrix system
US5134425A (en) * 1990-01-23 1992-07-28 Hewlett-Packard Company Ohmic heating matrix
US5702188A (en) * 1995-07-18 1997-12-30 Graphtec Corporation Thermal head and head drive circuit therefor

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1080297A (fr) * 1977-04-13 1980-06-24 Frederick C. Livermore Dispositif d'impression thermique
JPS5796874A (en) * 1980-12-08 1982-06-16 Oki Electric Ind Co Ltd Heat sensitive head for facsimile
JPS5816868A (ja) * 1981-07-24 1983-01-31 Fuji Xerox Co Ltd 熱記録用印字ヘツド
JPS58134765A (ja) * 1982-02-06 1983-08-11 Fuji Xerox Co Ltd 感熱記録ヘツド
US4450342A (en) * 1982-12-27 1984-05-22 International Business Machines Corporation Thermal print head
US4459462A (en) * 1982-12-27 1984-07-10 International Business Machines Corporation Drive system for energizing elements of a fixed bar printer

Also Published As

Publication number Publication date
JPH0657457B2 (ja) 1994-08-03
JPS61154955A (ja) 1986-07-14
AU584915B2 (en) 1989-06-08
EP0186059B1 (fr) 1990-06-27
EP0186059A3 (en) 1987-03-04
EP0186059A2 (fr) 1986-07-02
AU4644985A (en) 1986-07-03
DE3578406D1 (de) 1990-08-02

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Legal Events

Date Code Title Description
MKEX Expiry