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U.S. Department of Energy
Office of Scientific and Technical Information

Spark timing control device for internal combustion engine

Patent ·
OSTI ID:6950172
This patent describes an ignition system for an internal combustion engine, a spark timing controller, comprising: means for advancing the time at which the ignition system will produce a sparking potential during the starting of the engine; means for maintaining the advanced spark time for a predetermined time period after the engine has started only if the temperature of the engine is below a predetermined temperature level during the starting of the engine; and means for advancing the time at which the ignition system will produce a sparking potential when the speed of the engine is below a predetermined speed level.
Assignee:
Sanshin Kogyo Kabushiki Kaisha
Patent Number(s):
US 4633834
OSTI ID:
6950172
Country of Publication:
United States
Language:
English