JPS5317849A - Transistorized ignition system - Google Patents

Transistorized ignition system

Info

Publication number
JPS5317849A
JPS5317849A JP9141976A JP9141976A JPS5317849A JP S5317849 A JPS5317849 A JP S5317849A JP 9141976 A JP9141976 A JP 9141976A JP 9141976 A JP9141976 A JP 9141976A JP S5317849 A JPS5317849 A JP S5317849A
Authority
JP
Japan
Prior art keywords
ignition system
transistorized ignition
ignition coil
constant
transistorized
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.)
Pending
Application number
JP9141976A
Other languages
Japanese (ja)
Inventor
Takashi Yoshinari
Akihiko Konno
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
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP9141976A priority Critical patent/JPS5317849A/en
Publication of JPS5317849A publication Critical patent/JPS5317849A/en
Pending legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02P—IGNITION, OTHER THAN COMPRESSION IGNITION, FOR INTERNAL-COMBUSTION ENGINES; TESTING OF IGNITION TIMING IN COMPRESSION-IGNITION ENGINES
    • F02P3/00—Other installations
    • F02P3/02—Other installations having inductive energy storage, e.g. arrangements of induction coils
    • F02P3/04—Layout of circuits
    • F02P3/045—Layout of circuits for control of the dwell or anti dwell time
    • F02P3/0453—Opening or closing the primary coil circuit with semiconductor devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Ignition Installations For Internal Combustion Engines (AREA)

Abstract

PURPOSE:To prevent overcurrent through the ignition coil on the basis of the fact that the current through the ignition coil varies with the lapse of time, To this end, a circuit having a similar time constant is separately provided and controlled such that its output is constant.
JP9141976A 1976-08-02 1976-08-02 Transistorized ignition system Pending JPS5317849A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9141976A JPS5317849A (en) 1976-08-02 1976-08-02 Transistorized ignition system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9141976A JPS5317849A (en) 1976-08-02 1976-08-02 Transistorized ignition system

Publications (1)

Publication Number Publication Date
JPS5317849A true JPS5317849A (en) 1978-02-18

Family

ID=14025839

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9141976A Pending JPS5317849A (en) 1976-08-02 1976-08-02 Transistorized ignition system

Country Status (1)

Country Link
JP (1) JPS5317849A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5070479A (en) * 1985-06-24 1991-12-03 Nintendo Company Limited External memory having an authenticating processor and method of operating same
US5134391A (en) * 1989-01-10 1992-07-28 Nintendo Company Limited System for preventing the use of an unauthorized external memory

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5070479A (en) * 1985-06-24 1991-12-03 Nintendo Company Limited External memory having an authenticating processor and method of operating same
US5426762A (en) * 1985-06-24 1995-06-20 Nintendo Co., Ltd. System for determining a truth of software in an information processing apparatus
US5134391A (en) * 1989-01-10 1992-07-28 Nintendo Company Limited System for preventing the use of an unauthorized external memory

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