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suction valve

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

Examples from the Web for suction valve

Historical Examples of suction valve

  • The obvious remedy consists in making the suction-valve tight by carefully grinding it.

    Gas-Engines and Producer-Gas Plants

    R. E. Mathot