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suction valve

British  

noun

  1. Also called: foot valve.  a nonreturn valve in a pump suction to prevent the pump draining or depriming when not in service

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

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In order that the fuel will be sucked from a main tank to the upper chamber, the suction valve must be opened and the atmospheric valve closed.

From Aviation Engines Design?Construction?Operation and Repair by Pag?, Victor Wilfred

I know there was a small suction valve which involved the use of water, because William demonstrated to us one Sunday afternoon in the drawing-room.

From Our Elizabeth A Humour Novel by Kilpatrick, Florence A. (Florence Antoinette)

A foot valve is virtually a second suction valve placed at the bottom or foot of the suction pipe.

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

It is a sluggish swimmer and is provided with an exterior suction valve on its ventral surface immediately back of the gill opening.

From The Bontoc Igorot by Jenks, Albert Ernest

When the level of gasoline drops to a certain point, the float falls, thus opening the suction valve and closing the atmospheric valve.

From Aviation Engines Design?Construction?Operation and Repair by Pag?, Victor Wilfred

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