compression release

compression release

[kəm′presh·ən ri′lēs]
(mechanical engineering)
Release of compressed gas resulting from incomplete closure of intake or exhaust valves.
References in periodicals archive ?
For 2012, all eight Harley-Davidson Touring models are powered by a Twin Cam 103 engine with Automatic Compression Release and integrated oil cooler.
The finishing touch is a flush-mounted compression release, located near the starter-rope handle.
saws with a compression release, making a saw easier to start.