slide valve

American  

noun

Machinery.

1. a valve that slides without lifting to open or close an aperture, as the valves of the ports in the cylinders of certain steam engines.

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slide valve British  

noun

1. a valve that slides across an aperture to expose the port or opening

2. (modifier) fitted with slide valves

   a slide-valve engine

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Etymology

Origin of slide valve

First recorded in 1795–1805

Example Sentences

See Examples For:

slide valve

The H. P. slide valve may be off, or away from its seat, thus admitting the steam to both sides of the piston at the same time. 2d.

From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua

Move that eccentric round upon the axle until the slide valve leaves the steam port at the front end of the cylinder open to the amount of required valve lead.

From Modern Machine-Shop Practice, Volumes I and II by Rose, Joshua

Even with increased pressure, this effect will be more appreciable when the area and travel of slide valve are in excess.

From Scientific American, Volume XXXVI., No. 8, February 24, 1877 A Weekly Journal of Practical Information, Art, Science, Mechanics, Chemistry, and Manufactures. by Various

The Steam Valve is a plain Slide Valve, identical to the slide valve of a Steam Engine, but derives its motion from a cam.

From Scientific American, Vol. XXXVII.?No. 2. [New Series.], July 14, 1877 A Weekly Journal Of Practical Information, Art, Science, Mechanics, Chemistry, And Manufactures by Various

The drop valve is now displacing the slide valve as a better form of excluding or admitting steam.

From James Watt by Carnegie, Andrew