JPS57195826A - Solenoid valve driver circuit - Google Patents

Solenoid valve driver circuit

Info

Publication number
JPS57195826A
JPS57195826A JP7992981A JP7992981A JPS57195826A JP S57195826 A JPS57195826 A JP S57195826A JP 7992981 A JP7992981 A JP 7992981A JP 7992981 A JP7992981 A JP 7992981A JP S57195826 A JPS57195826 A JP S57195826A
Authority
JP
Japan
Prior art keywords
electromotive force
counter electromotive
transistor
circuit
base
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.)
Granted
Application number
JP7992981A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0137630B2 (enExample
Inventor
Shuichi Toki
Naomi Tomizawa
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.)
Hitachi Ltd
Original Assignee
Japan Electronic Control Systems 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 Japan Electronic Control Systems Co Ltd filed Critical Japan Electronic Control Systems Co Ltd
Priority to JP7992981A priority Critical patent/JPS57195826A/ja
Publication of JPS57195826A publication Critical patent/JPS57195826A/ja
Publication of JPH0137630B2 publication Critical patent/JPH0137630B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/20—Output circuits, e.g. for controlling currents in command coils

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Magnetically Actuated Valves (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
JP7992981A 1981-05-26 1981-05-26 Solenoid valve driver circuit Granted JPS57195826A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7992981A JPS57195826A (en) 1981-05-26 1981-05-26 Solenoid valve driver circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7992981A JPS57195826A (en) 1981-05-26 1981-05-26 Solenoid valve driver circuit

Publications (2)

Publication Number Publication Date
JPS57195826A true JPS57195826A (en) 1982-12-01
JPH0137630B2 JPH0137630B2 (enExample) 1989-08-08

Family

ID=13703993

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7992981A Granted JPS57195826A (en) 1981-05-26 1981-05-26 Solenoid valve driver circuit

Country Status (1)

Country Link
JP (1) JPS57195826A (enExample)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52125932A (en) * 1976-03-26 1977-10-22 Bosch Gmbh Robert Electric current control type control device for electromagnetic changeover device
JPS55120111A (en) * 1979-03-09 1980-09-16 Japan Electronic Control Syst Co Ltd Current limiter for electromagnetic switch

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52125932A (en) * 1976-03-26 1977-10-22 Bosch Gmbh Robert Electric current control type control device for electromagnetic changeover device
JPS55120111A (en) * 1979-03-09 1980-09-16 Japan Electronic Control Syst Co Ltd Current limiter for electromagnetic switch

Also Published As

Publication number Publication date
JPH0137630B2 (enExample) 1989-08-08

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