Screw valve

Related to Screw valve: ball valve, Gate valve
a stop valve which is opened or closed by a screw.

See also: Screw

References in periodicals archive ?
The Ecofaucet (TM) product line is arguably the first major innovation in faucets since the Romans invented the screw valve and Delta introduced the ball valve.
EDI also recently brought out the Proteus feedblock that has 15 interconnecting flow channels, each with its own independently adjustable screw valve.
Tenders are invited for Adjusting Screw Valve Lever Fully Machined To Drg.