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US 7,066,163 B2Granted
Ignition system for an internal combustion engine
AssigneeRobert Bosch GmbH
InventorUwe Kassner
Life of this patent
Estimating the term…
Abstract
An ignition system into which signal lines and an evaluating circuit are integrated, so that the signals of a sensor integrated into a spark plug may be passed on, without additional mounting expenditure and space requirement, to a control unit of the engine control.
Claims7
An ignition system for an internal combustion engine comprising:
- an ignition coil having a high voltage connection to contact a spark plug;
- an output stage for the ignition coil;
- a signal connection for contacting at least one sensor situated on the spark plug, the signal connection being situated in an immediate spatial vicinity of the high voltage connection;
- an evaluating circuit;
- and
- a signal line connecting the signal connection to the evaluating circuit;
- wherein the output stage has an electrical plug connector for connecting to a control unit, and at least one contact element of the electrical plug connector electrically connects the evaluating circuit to the control unit.
4 more elements
Dependencies are inferred from the claim text.