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sleeve valve

noun
1.
an intake or exhaust valve for an engine, consisting of one or more sleeves reciprocating within a cylinder, so that ports in the cylinder and in the sleeves are opposed at regular intervals to open the valve.
Origin
1910-1915
1910-15
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for sleeve valve

sleeve valve

noun
1.
(in an internal-combustion engine) a valve in the form of a thin steel sleeve fitted between the cylinder and piston and having a reciprocating and rotary oscillation movement
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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9
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