Ignition device for an internal combustion engine

Details Ignition device for an internal combustion engine Ignition device for an internal combustion engine

2005-02-01

2005-02-01

Solis, Erick (Department: 3747)

Internal-combustion engines

High tension ignition system

Current or voltage sensing in coil primary

C123S651000, C315S2090SC

Reexamination Certificate

active

06848437

ABSTRACT:
The ignition device for an internal combustion engine includes, a control unit (1) for outputting an ignition signal used to determine a time when an ignition plug (8) should be ignited, a switching unit (5) connected to the other terminal of a primary coil for cutting off the flow of a primary current, and a drive unit (4) for turning ON or OFF the switching unit (5) in response to the ignition signal to adjust a voltage to be applied to a gate of the switching unit (5).

REFERENCES:
patent: 4367712 (1983-01-01), Sugiura
patent: 6081074 (2000-06-01), Frus et al.
patent: 6336448 (2002-01-01), Furuhata et al.
patent: 62-152077 (1987-09-01), None
patent: 9-280417 (1997-10-01), None
patent: 3186619 (2001-05-01), None
Patent Abstracts of Japan, Publication No. 2002-135968.
Patent Abstracts of Japan, Publication No. 11-018291.
Patent Abstracts of Japan, Publication No. 55-123362.
Patent Abstracts of Japan, Publication No. 07-259712.

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