Valve control system for internal combustion engine

Details Valve control system for internal combustion engine Valve control system for internal combustion engine

1989-10-13

1990-12-11

Myhre, Charles J.

Internal-combustion engines

Poppet valve operating mechanism

Electrical system

123198F, F02B 7700, F01L 904

Patent

active

049762281

ABSTRACT:
A control system for controlling intake and exhaust valves of an internal combustion engine includes electromagnetic actuator means for opening and closing the intake and exhaust valves. When the engine is idling, drive signals applied to the electromagnetic actuator means for selected cylinders are cut off, so that only the other cylinders are enabled.

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