EP0216684A3 - Gerät und Verfahren zur Stromversorgung eines Wärmedruckkopfes - Google Patents

Gerät und Verfahren zur Stromversorgung eines Wärmedruckkopfes Download PDF

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Publication number
EP0216684A3
EP0216684A3 EP86401921A EP86401921A EP0216684A3 EP 0216684 A3 EP0216684 A3 EP 0216684A3 EP 86401921 A EP86401921 A EP 86401921A EP 86401921 A EP86401921 A EP 86401921A EP 0216684 A3 EP0216684 A3 EP 0216684A3
Authority
EP
European Patent Office
Prior art keywords
supplying
thermal
printing head
voltage
detection signal
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.)
Withdrawn
Application number
EP86401921A
Other languages
English (en)
French (fr)
Other versions
EP0216684A2 (de
Inventor
Alain Caillol
Bernard Mouchet
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.)
Schlumberger SA
Original Assignee
Schlumberger SA
Enertec SA
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
Priority claimed from FR8513000A external-priority patent/FR2586615B1/fr
Application filed by Schlumberger SA, Enertec SA filed Critical Schlumberger SA
Publication of EP0216684A2 publication Critical patent/EP0216684A2/de
Publication of EP0216684A3 publication Critical patent/EP0216684A3/de
Withdrawn legal-status Critical Current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

Landscapes

  • Electronic Switches (AREA)
  • Control Of Temperature (AREA)
EP86401921A 1985-09-02 1986-09-02 Gerät und Verfahren zur Stromversorgung eines Wärmedruckkopfes Withdrawn EP0216684A3 (de)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
FR8513000A FR2586615B1 (fr) 1985-09-02 1985-09-02 Dispositif et procede d'alimentation de tete d'impression thermique
FR8513000 1985-09-02
FR8611089 1986-07-31
FR8611089A FR2602180B2 (fr) 1985-09-02 1986-07-31 Dispositif d'alimentation de tete d'impression thermique

Publications (2)

Publication Number Publication Date
EP0216684A2 EP0216684A2 (de) 1987-04-01
EP0216684A3 true EP0216684A3 (de) 1987-08-05

Family

ID=26224694

Family Applications (1)

Application Number Title Priority Date Filing Date
EP86401921A Withdrawn EP0216684A3 (de) 1985-09-02 1986-09-02 Gerät und Verfahren zur Stromversorgung eines Wärmedruckkopfes

Country Status (3)

Country Link
US (1) US4737800A (de)
EP (1) EP0216684A3 (de)
FR (1) FR2602180B2 (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1281365C (en) * 1985-08-20 1991-03-12 Masato Kawashima Printing apparatus
US5376953A (en) * 1993-04-27 1994-12-27 Gerber Scientific Products, Inc. Thermal printing apparatus with improved power supply
US5805195A (en) * 1996-03-26 1998-09-08 Oyo Instruments, Inc. Diode-less thermal print head and method of controlling same
US6729707B2 (en) * 2002-04-30 2004-05-04 Hewlett-Packard Development Company, L.P. Self-calibration of power delivery control to firing resistors
US6755495B2 (en) * 2001-03-15 2004-06-29 Hewlett-Packard Development Company, L.P. Integrated control of power delivery to firing resistors for printhead assembly
US6932453B2 (en) * 2001-10-31 2005-08-23 Hewlett-Packard Development Company, L.P. Inkjet printhead assembly having very high drop rate generation
US20060138997A1 (en) * 2004-12-28 2006-06-29 Pionetics Corporation Power supply for electrochemical ion exchange

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2350200A1 (fr) * 1976-05-07 1977-12-02 Northern Telecom Ltd Circuit d'excitation pour reseau d'impression thermique
US4113391A (en) * 1975-10-27 1978-09-12 Kabushiki Kaisha Suwa Seikosha Method for controlling voltage and providing temperature compensation in a thermal printer
US4168421A (en) * 1976-10-25 1979-09-18 Shinshu Seiki Kabushiki Kaisha Voltage compensating drive circuit for a thermal printer
US4268838A (en) * 1978-07-18 1981-05-19 Oki Electric Industry Co., Ltd. Thermal recording system
FR2504756A1 (fr) * 1981-04-27 1982-10-29 Thomson Csf Dispositif de commutation a seuil, dans un systeme comportant une pluralite de composants repartis en deux groupes interdigites

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59138478A (ja) * 1983-01-31 1984-08-08 Canon Inc サ−マルプリンタ制御方法

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4113391A (en) * 1975-10-27 1978-09-12 Kabushiki Kaisha Suwa Seikosha Method for controlling voltage and providing temperature compensation in a thermal printer
FR2350200A1 (fr) * 1976-05-07 1977-12-02 Northern Telecom Ltd Circuit d'excitation pour reseau d'impression thermique
US4168421A (en) * 1976-10-25 1979-09-18 Shinshu Seiki Kabushiki Kaisha Voltage compensating drive circuit for a thermal printer
US4268838A (en) * 1978-07-18 1981-05-19 Oki Electric Industry Co., Ltd. Thermal recording system
FR2504756A1 (fr) * 1981-04-27 1982-10-29 Thomson Csf Dispositif de commutation a seuil, dans un systeme comportant une pluralite de composants repartis en deux groupes interdigites

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
IBM TECHNICAL DISCLOSURE BULLETIN, vol. 22, no. 5, octobre 1979, page 2023, Armonk, New York, US; G.M. HEILING et al.: "Thermal print head power supply regulator" *
PATENT ABSTRACTS OF JAPAN, vol. 8, no. 267 (M-343)[1704], 7 décembre 1984; & JP-A-59 138 478 (CANON K.K.) 08-08-1984 *
PROCEEDINGS OF THE S.I.D., vol. 21, no. 2, 1980, pages 165-169, Los Angeles, US; K. SAITO et al.: "High-speed thermal recording" *

Also Published As

Publication number Publication date
US4737800A (en) 1988-04-12
FR2602180B2 (fr) 1988-11-18
FR2602180A2 (fr) 1988-02-05
EP0216684A2 (de) 1987-04-01

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Inventor name: MOUCHET, BERNARD