Ignition device for an internal combustion engine

Patent · Tue Oct 27 04:00:00 EST 1987

OSTI ID:5854265

Tokura, N; Kawa, H; Goto, M; Morino, S; Soumiya, M

An ignition device for an internal combustion engine is described comprising: a direct current power source providing a direct current voltage; an ignition coil having first, second and third primary coils and a secondary coil; a first switching element forming a first closed circuit together with the direct current power source and the first primary coil; a second switching element forming a second closed circuit together with the direct current power source and the second primary coil; a reverse current-flow preventive element defining a current-flow direction in one direction in the first and second closed circuits; current detection elements for detecting current-flow in the first and second closed circuits; a third switching element forming a third closed circuit together with the direct current power source and the first and third primary coils; an ignition command signals and a control circuit for causing the first and second switching elements to push-pull operate.

• Assignee: Nippon Soken, Inc., and Nippondenso Co., Ltd., Aichi
• Patent Number(s): US 4702221
• OSTI ID: 5854265
• Country of Publication: United States
• Language: English

Related Subjects

33 ADVANCED PROPULSION SYSTEMS
330100* -- Internal Combustion Engines
CONTROL SYSTEMS
CURRENTS
DESIGN
DIRECT CURRENT
ELECTRIC CURRENTS
ELECTRONIC CIRCUITS
ENGINES
HEAT ENGINES
IGNITION SYSTEMS
INTERNAL COMBUSTION ENGINES
OPERATION
SWITCHING CIRCUITS
VOLTAGE REGULATORS