Ignition device for internal combustion engine
AssigneesHyundai Motor Company, Kia Corporation
InventorsSoo Hyung WOO, Ki Seon SIM
Life of this patent
Estimating the term…
Abstract
Enclosed is an ignition device for an internal combustion engine. The ignition device includes a coil unit including a plurality of coil modules each of which includes a primary coil and a secondary coil, a cable commonly connected to each of opposite ends of the secondary coils of each of the coil modules of the coil unit, spark plugs each of which is connected to the cable and installed in one of combustion chambers having the same phase, and a controller provided to sequentially switch power supplied from a power source to the primary coils of each coil module of the coil unit.
Claims16
An ignition device for an internal combustion engine, the ignition device comprising:
- a coil unit comprising a plurality of coil modules each of which comprises a primary coil and a secondary coil;
- a cable commonly connected to each of opposite ends of the secondary coils of each of the plurality of coil modules of the coil unit;
- a plurality of spark plugs, wherein each spark plug of the plurality of spark plugs is connected to the cable and installed in one of a plurality of combustion chambers having a same phase;
- and
- a controller provided to sequentially switch power supplied from a power source to the primary coil of each coil module of the coil unit.
An ignition device for an internal combustion engine, the ignition device comprising:
- a coil unit comprising a plurality of primary coils provided to generate an induced electromotive force in one secondary coil;
- a plurality of spark plugs each of which is connected to opposite ends of the secondary coil;
- and
- a controller provided to sequentially switch power supplied from a power source to the plurality of primary coils of the coil unit.
Dependencies are inferred from the claim text.