Air venting mechanism for variable camshaft timing devices

Patent No. 6,745,735

Issued: June 8, 2004
Filed: February 28, 2003

Inventors: Smith; Franklin R. (Cortland, NY)
Assignee: BorgWarner Inc. (Auburn Hills, MI)


A device includes: a locking member substantially disposed within a closure in the housing, the locking member locking the housing and the rotor free from relative rotation and independent of fluid flow; and at least one vent passage disposed between either the first or the second chamber and the closure in the housing; thereby air within the chamber is purged and noise stopped.


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