Apparatus for regulating the operation of an adjusting device

Details Apparatus for regulating the operation of an adjusting device Apparatus for regulating the operation of an adjusting device

1998-02-17

2000-12-12

Lo, Weilun

Internal-combustion engines

Poppet valve operating mechanism

With means for varying timing

123 9031, 74568R, 464 2, F01L 134

Patent

active

061584045

ABSTRACT:
The phase of a camshaft in an internal combustion engine can be changed by the piston rod of a double-acting hydraulic cylinder and piston unit which is controlled by a valve having a spool movable axially by an electromagnet which is adapted to be influenced by a plurality of signals including those from the engine electronics.

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