lift valve

lift valve

[′lift ‚valv]
(mechanical engineering)
A valve that moves perpendicularly to the plane of the valve seat.
References in periodicals archive ?
The intensity of tumble and swirl under the larger lift valve is increased with the increase in the phase difference between two intake cams at the same camshaft angle.
The lift valve function includes an automatic float position.
The tool's ability to run smoothly into a deviated well reduces the risk of access failure and its advanced design makes it more effective at deploying or retrieving gas lift valves at the first attempt, minimising downtime.
Intended for petroleum engineers and graduate students, the manual describes the different models of gas lift valves, optimization of continuous flow installations, control of the intermittent gas lifting process, and troubleshooting tools.
The 180-hp unit also features variable lift valves, made possible by the addition of two-stage lift and duration profiles for both cams.