Shut-off valve

Shut-off valve

A valve in a gas or water supply line that can completely seal off the flow to the building, a branch line, or a fixture; the main water shutoff typically has a gate valve.
References in periodicals archive ?
M2 PRESSWIRE-August 8, 2019-: Shut-Off Valve Market is Booming Worldwide | Schneider Electric, Johnson Controls, IMI Precision Engineering, Honeywell
In December 2015, three activists from Montreal entered Enbridge property near the Quebec-Ontario border and turned an above-ground emergency pipeline shut-off valve. About two weeks later, Gray and two others did the same at a different site, drawing even more attention because authorities levied charges that could have landed them in prison for life.
It has a series of holes spaced about 1 inch apart and is equipped with a shut-off valve and an end cap.
Cosmopak has introduced a new twist pen with shut-off valve, which, it says, provides absolute 100% airtight sealing--no leaking, quick priming and a constant accurate dosage.
This sprayer also features a large poly Thrustless[TM] shut-off valve with inline filter, two nozzles (flat fan or cone), and a filler filter to keep out debris.
The conventional gravimetric method achieves the dosage of mass/volume through the use of a shut-off valve and a weighing scale, located under the valve's outlet nozzle.
Using a one-inch segment of bicycle inner tube, pipe clamp, fishing line and small plastic bobber, attach all to a pipe nipple to create a float shut-off valve whereby the button of the bobber is held just inside the inner tube though not in contact with the bobber bulb.
A small bead of circular rubber, bonded to the brass seat of the check valve, forms a strong sealing surface when the shut-off valve compresses the elastomer.
The standard shut-off valve weighs approximately 9 grams in stainless steel and the 3-way diverting and 3-way mixing diverting valves weigh approximately 12 grams in stainless steel.
* A standard stainless steel shut-off valve that weighs about 9 grams.
The tangential valve is available as a shut-off valve with two or three ports or as a changeover valve with three to five ports.
The second stage is a reciprocating injection plunger, separated from the extruder by a shut-off valve and from the mold by a shut-off nozzle.