JPH0216704B2 - - Google Patents

Info

Publication number
JPH0216704B2
JPH0216704B2 JP57221390A JP22139082A JPH0216704B2 JP H0216704 B2 JPH0216704 B2 JP H0216704B2 JP 57221390 A JP57221390 A JP 57221390A JP 22139082 A JP22139082 A JP 22139082A JP H0216704 B2 JPH0216704 B2 JP H0216704B2
Authority
JP
Japan
Prior art keywords
motor
drive
shuttle
comparator
reference value
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
JP57221390A
Other languages
English (en)
Japanese (ja)
Other versions
JPS59111866A (ja
Inventor
Hisayoshi Matsumoto
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.)
Citizen Watch Co Ltd
Original Assignee
Citizen Watch Co 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 Citizen Watch Co Ltd filed Critical Citizen Watch Co Ltd
Priority to JP57221390A priority Critical patent/JPS59111866A/ja
Publication of JPS59111866A publication Critical patent/JPS59111866A/ja
Priority to US06/820,702 priority patent/US4705412A/en
Publication of JPH0216704B2 publication Critical patent/JPH0216704B2/ja
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H5/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection
    • H02H5/04—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature
    • H02H5/042—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal non-electric working conditions with or without subsequent reconnection responsive to abnormal temperature using temperature dependent resistors
    • 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
    • B41J29/00—Details of, or accessories for, typewriters or selective printing mechanisms not otherwise provided for
    • B41J29/38—Drives, motors, controls or automatic cut-off devices for the entire printing mechanism
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/08—Modifications for protecting switching circuit against overcurrent or overvoltage
    • H03K2017/0806—Modifications for protecting switching circuit against overcurrent or overvoltage against excessive temperature

Landscapes

  • Character Spaces And Line Spaces In Printers (AREA)
  • Dot-Matrix Printers And Others (AREA)
  • Motor And Converter Starters (AREA)
  • Control Of Direct Current Motors (AREA)
  • Accessory Devices And Overall Control Thereof (AREA)
  • Impact Printers (AREA)
JP57221390A 1982-12-17 1982-12-17 シヤトル型ドツトラインプリンタのシヤトル駆動トランジスタの保護回路 Granted JPS59111866A (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP57221390A JPS59111866A (ja) 1982-12-17 1982-12-17 シヤトル型ドツトラインプリンタのシヤトル駆動トランジスタの保護回路
US06/820,702 US4705412A (en) 1982-12-17 1986-01-21 Protection circuit for drive transistor of printer head

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57221390A JPS59111866A (ja) 1982-12-17 1982-12-17 シヤトル型ドツトラインプリンタのシヤトル駆動トランジスタの保護回路

Publications (2)

Publication Number Publication Date
JPS59111866A JPS59111866A (ja) 1984-06-28
JPH0216704B2 true JPH0216704B2 (en]) 1990-04-18

Family

ID=16766018

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57221390A Granted JPS59111866A (ja) 1982-12-17 1982-12-17 シヤトル型ドツトラインプリンタのシヤトル駆動トランジスタの保護回路

Country Status (2)

Country Link
US (1) US4705412A (en])
JP (1) JPS59111866A (en])

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3519840A1 (de) * 1985-06-03 1986-12-04 Heidelberger Druckmaschinen Ag, 6900 Heidelberg Verfahren zur begrenzung der drehzahl eines antriebsmotors einer rotationsoffsetdruckmaschine
US5186550A (en) * 1988-08-22 1993-02-16 Seiko Epson Corporation Impact printer
JPH0255151A (ja) * 1988-08-22 1990-02-23 Seiko Epson Corp インパクトプリンタ
JP2525896B2 (ja) * 1989-05-01 1996-08-21 沖電気工業株式会社 プリンタ装置
JPH03128253A (ja) * 1989-10-13 1991-05-31 Oki Electric Ind Co Ltd プリンタの保護回路
US5188465A (en) * 1991-03-01 1993-02-23 International Business Machines Corporation RMS power controller for dot-matrix printers
JP2932744B2 (ja) * 1991-05-10 1999-08-09 ブラザー工業株式会社 スタンプ装置
US5623297A (en) * 1993-07-07 1997-04-22 Intermec Corporation Method and apparatus for controlling a thermal printhead
US5720561A (en) * 1995-11-15 1998-02-24 Printronix, Inc. Printer coil temperature sensor and method
JP3724964B2 (ja) * 1998-11-18 2005-12-07 株式会社デンソー モータ駆動装置
EP1039623A3 (de) * 1999-03-26 2003-09-03 Siemens Aktiengesellschaft Stell- und Hilfsantrieb in einem Kraftfahrzeug mit einem Gleichstrommotor mit Anlaufstrombegrenzung
JP2003220743A (ja) * 2001-11-22 2003-08-05 Seiko Epson Corp Ｉｃチップ、印刷装置及び発熱警告方法
US7215091B2 (en) * 2003-01-03 2007-05-08 Lexmark International, Inc. Method for controlling a DC printer motor with a motor driver
JP4964536B2 (ja) * 2006-08-31 2012-07-04 矢崎総業株式会社 モータ異常検出装置及び方法
JP4389969B2 (ja) * 2007-05-31 2009-12-24 ブラザー工業株式会社 画像形成装置
US8113645B2 (en) * 2007-11-14 2012-02-14 Seiko Corporation Recording apparatus
TW200950306A (en) * 2008-06-10 2009-12-01 Mobiletron Electronics Co Ltd Electric motor resistance torque control and battery discharging protection circuit
JP7712133B2 (ja) * 2021-07-30 2025-07-23 株式会社アドバンテスト 保護回路及びスイッチ制御装置

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3660718A (en) * 1970-06-08 1972-05-02 Honeywell Inc Automatically resetting motor protection circuit responsive to overcurrent and overtemperature
US4037316A (en) * 1974-09-23 1977-07-26 General Electric Company Method of assembling temperature responsive resistance member
JPS5257732A (en) * 1975-11-07 1977-05-12 Hitachi Ltd Printing system of dot printer
US4079298A (en) * 1975-11-14 1978-03-14 Centronics Data Computer Corporation Open-loop D.C. motor of printer carriage speed
JPS5579185A (en) * 1978-12-08 1980-06-14 Brother Ind Ltd False operation preventing method at printer
JPS55124684A (en) * 1979-03-20 1980-09-25 Nippon Telegr & Teleph Corp <Ntt> Printing velocity controller
JPS56164483A (en) * 1980-05-21 1981-12-17 Usac Electronics Ind Co Ltd Dangerous temperature production preventing system for dot type head
DE3024613A1 (de) * 1980-06-30 1982-01-28 Papst-Motoren GmbH & Co KG, 7742 St. Georgen Gleichstromluefter mit regelung
JPS6027730B2 (ja) * 1980-07-01 1985-07-01 日本鋼管株式会社 ９％Ｎｉ形鋼の製造方法
JPS5744782A (en) * 1980-08-29 1982-03-13 Sharp Corp Thermal drive engine
JPS57197178A (en) * 1981-05-30 1982-12-03 Toshiba Corp Control system of print head
JPS5869070A (ja) * 1981-10-20 1983-04-25 Matsushita Electric Ind Co Ltd プリンタ
JPS5889383A (ja) * 1981-11-20 1983-05-27 Ricoh Co Ltd 感熱記録ヘツドの保護装置
US4422781A (en) * 1982-03-01 1983-12-27 Centronics Data Computer Corp. Printing apparatus and method variable velocity on-the fly printing

Also Published As

Publication number Publication date
US4705412A (en) 1987-11-10
JPS59111866A (ja) 1984-06-28

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