IT1001997B - Circuito di pilotaggio per elet tromagnete di stampa - Google Patents

Circuito di pilotaggio per elet tromagnete di stampa

Info

Publication number
IT1001997B
IT1001997B IT3177173D IT3177173D IT1001997B IT 1001997 B IT1001997 B IT 1001997B IT 3177173 D IT3177173 D IT 3177173D IT 3177173 D IT3177173 D IT 3177173D IT 1001997 B IT1001997 B IT 1001997B
Authority
IT
Italy
Prior art keywords
piloting circuit
printing electromagnet
electromagnet
printing
piloting
Prior art date
Application number
IT3177173D
Other languages
English (en)
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 filed Critical
Application granted granted Critical
Publication of IT1001997B publication Critical patent/IT1001997B/it

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/06—Electromagnets; Actuators including electromagnets
    • H01F7/08—Electromagnets; Actuators including electromagnets with armatures
    • H01F7/18—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings
    • H01F7/1883—Circuit arrangements for obtaining desired operating characteristics, e.g. for slow operation, for sequential energisation of windings, for high-speed energisation of windings by steepening leading and trailing edges of magnetisation pulse, e.g. printer drivers
    • 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
    • B41J9/00—Hammer-impression mechanisms
    • B41J9/44—Control for hammer-impression mechanisms

Landscapes

  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Impact Printers (AREA)
  • Protection Of Static Devices (AREA)
  • Electronic Switches (AREA)
IT3177173D 1973-11-28 1973-11-28 Circuito di pilotaggio per elet tromagnete di stampa IT1001997B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT31771/73A IT1001996B (it) 1973-11-28 1973-11-28 Calcestruzzo incorporante dei corpi pieni oppure cavi a forma sferica c pseudo sferica in vetro

Publications (1)

Publication Number Publication Date
IT1001997B true IT1001997B (it) 1976-04-30

Family

ID=11234335

Family Applications (2)

Application Number Title Priority Date Filing Date
IT31771/73A IT1001996B (it) 1973-11-28 1973-11-28 Calcestruzzo incorporante dei corpi pieni oppure cavi a forma sferica c pseudo sferica in vetro
IT3177173D IT1001997B (it) 1973-11-28 1973-11-28 Circuito di pilotaggio per elet tromagnete di stampa

Family Applications Before (1)

Application Number Title Priority Date Filing Date
IT31771/73A IT1001996B (it) 1973-11-28 1973-11-28 Calcestruzzo incorporante dei corpi pieni oppure cavi a forma sferica c pseudo sferica in vetro

Country Status (3)

Country Link
US (1) US3909681A (it)
JP (1) JPS5821405B2 (it)
IT (2) IT1001996B (it)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1030929B (it) * 1974-12-20 1979-04-10 Honeywell Inf Systems Circuito di pilotaggio per elettromagnete di stampa
US4032766A (en) * 1976-05-17 1977-06-28 Tally Corporation Wide range current flow fault detector
US4071874A (en) * 1976-06-28 1978-01-31 Xerox Corporation Hammer protection circuit
JPS5319754U (it) * 1976-07-30 1978-02-20
DE2732512C2 (de) * 1977-07-19 1979-09-13 Frankl & Kirchner Gmbh & Co Kg Fabrik Fuer Elektromotoren U. Elektrische Apparate, 6830 Schwetzingen Schutzschaltungsanordnung für einen elektronischen Schaltverstärker vor einem Elektromagneten
GB1604402A (en) * 1977-07-20 1981-12-09 Lucas Industries Ltd Solenoid drive circuits
NL177294C (nl) * 1977-11-03 1985-09-02 Philips Nv Drukker, voorzien van een slaginrichting met opnemer.
US4327394A (en) * 1978-02-27 1982-04-27 The Bendix Corporation Inductive load drive circuit utilizing a bi-level output comparator and a flip-flop to set three different levels of load current
JPS5910315B2 (ja) * 1978-04-06 1984-03-08 株式会社リコー 衝撃型プリンタの印字ハンマ−駆動制御装置
US4173030A (en) * 1978-05-17 1979-10-30 General Motors Corporation Fuel injector driver circuit
DE2828678A1 (de) * 1978-06-30 1980-04-17 Bosch Gmbh Robert Verfahren und einrichtung zum betrieb eines elektromagnetischen verbrauchers, insbesondere eines einspritzventils in brennkraftmaschinen
US4227230A (en) * 1978-09-19 1980-10-07 Texas Instruments Incorporated Switch mode driver
DE2915317A1 (de) * 1979-04-14 1980-10-23 Binder Magnete Schaltung zur steuerung eines impulsmagneten
US4293888A (en) * 1979-06-25 1981-10-06 International Business Machines Corporation Print hammer drive circuit with compensation for voltage variation
EP0026068B1 (en) * 1979-09-22 1984-02-15 LUCAS INDUSTRIES public limited company Circuits for electromagnet energisation control
US4326234A (en) * 1980-06-06 1982-04-20 Westinghouse Electric Corp. Electrically held power relay circuit with reduced power dissipation
US4344102A (en) * 1980-09-18 1982-08-10 Square D Company Anti-telegraph control circuit for electromagnet coil
DE3047488A1 (de) * 1980-12-17 1982-07-22 Brown, Boveri & Cie Ag, 6800 Mannheim Elektronische schaltungsanordnung fuer ein elektromagnetisches schaltgeraet
ZA828579B (en) * 1981-12-09 1983-09-28 Sperry Corp Pulse width modulated control circuit for double solenoid valve
US4706561A (en) * 1984-10-25 1987-11-17 Genicom Corporation Printing activator test circuit generating back EMF
US4667117A (en) * 1984-10-31 1987-05-19 International Business Machines Corporation Self-timing and self-compensating print wire actuator driver
US4674897A (en) * 1985-08-26 1987-06-23 Dataproducts, Inc. Actuator for dot matrix printhead
DE3620535A1 (de) * 1986-06-19 1987-12-23 Mannesmann Ag Elektronische steuerschaltung, insbesondere fuer einen drucker
DE3623908A1 (de) * 1986-07-15 1988-01-21 Spinner Gmbh Elektrotech Steuerschaltung fuer die magnetspule eines elektromagneten
IT1215449B (it) * 1987-04-30 1990-02-14 Honeywell Inf Systems Circuito di comando per testina stampante a punti
IT1228416B (it) * 1987-07-14 1991-06-17 Honeywell Bull Spa Circuito di recupero di potenza.
DE3739295C1 (de) * 1987-11-20 1989-04-20 Triumph Adler Ag Verfahren zur Rueckpralldaempfung bei Druckhammermagneten in Schreib- oder aehnlichen Bueromaschinen
JPH0396371A (ja) * 1989-07-18 1991-04-22 Brother Ind Ltd 印字動作用ソレノイド駆動制御装置
JPH0396370A (ja) * 1989-07-18 1991-04-22 Brother Ind Ltd 印字動作用ソレノイド駆動制御装置
DE4020836A1 (de) * 1990-06-29 1992-01-02 Kloeckner Humboldt Deutz Ag Steuervorrichtung fuer ein elektromagnetisches ventil
GB2269950A (en) * 1992-08-22 1994-02-23 Rover Group Fuel injector controller with fault monitoring
JP4033937B2 (ja) * 1997-02-19 2008-01-16 株式会社日立製作所 ソレノイドバルブの異常検出装置
JPH11311651A (ja) * 1998-04-28 1999-11-09 Mikuni Corp 電磁コイル動作装置の故障判別装置
JP2007027465A (ja) * 2005-07-19 2007-02-01 Aisin Seiki Co Ltd リニアソレノイドの駆動回路

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL279663A (it) * 1961-07-05
US3206651A (en) * 1961-11-30 1965-09-14 Honeywell Inc Circuit controlling flow of current
US3235775A (en) * 1962-06-22 1966-02-15 Teletype Corp Selector magnet driver
US3582734A (en) * 1969-04-24 1971-06-01 Raytheon Co Coil driver with high voltage switch
US3549955A (en) * 1969-08-19 1970-12-22 T O Paine Drive circuit for minimizing power consumption in inductive load
US3859572A (en) * 1973-03-16 1975-01-07 Ibm Magnetic coil driver circuit

Also Published As

Publication number Publication date
IT1001996B (it) 1976-04-30
JPS5086931A (it) 1975-07-12
US3909681A (en) 1975-09-30
JPS5821405B2 (ja) 1983-04-30

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