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

Ignition unit in the ignition system of an internal combustion engine

Patent ·
OSTI ID:5743068
A cartridge unit included in an ignition system of an internal combustion engine and connectible to spark plugs in the engine is described. The cartridge unit comprises an upper part securable to adjacent engine parts, a number of finger-like connection casings detachably mounted to the upper part and extending from the upper part, one casing, for each spark plug, ignition coils having a cable-free detachable electrical connection with adjacent electrical components in the high tension block, the high tension block also comprising a number of contact means, one in each connection casing, which contact means establish a resilient cable-free detachable connection between one ignition coil and one spark plug, for transmission of high tension current from the ignition coil to the spark plug, and sealing elements, one for each connection casing, each sealingly surrounding a spark plug when the cartridge unit is connected to the spark plug.
Assignee:
Saab-Scania Aktiebolag, Sodertalje
Patent Number(s):
US 4706638
OSTI ID:
5743068
Country of Publication:
United States
Language:
English