Skip to main content
U.S. Department of Energy
Office of Scientific and Technical Information

Ignition system with repetitive sparks

Patent ·
OSTI ID:5127944
A distributorless ignition system for an internal combination engine including: a spark plug having spark electrodes located in a combustion space; ignition spark generating apparatus coupled to the spark plug; an ignition coil coupled to the spark plug; an ignition control module coupled to the ignition coils; an electronic engine control module coupled to the ignition module for determining desired spark advance; and the ignition control module being adapted to stop through the ignition coil before a complete collapse or magnetic field surrounding the ignition coil has taken place, to repetitively fire the spark plug during one combustion event in a cylinder of the engine, to set the individual spark durations, before the last spark in a spark series.
Assignee:
Ford Motor Co., Dearborn, MI (USA)
Patent Number(s):
US 5014676; A
Application Number:
PPN: US 7-325817
OSTI ID:
5127944
Country of Publication:
United States
Language:
English