clack valve : Dictionary / Wörterbuch (BEOLINGUS, TU Chemnitz)

English Dictionary: clack valve	by the DICT Development Group
2 results for clack valve
From WordNet (r) 3.0 (2006) [wn]:
clack valve n a simple valve with a hinge on one side; allows fluid to flow in only one direction Synonym(s): clack valve, clack, clapper valve
From Webster's Revised Unabridged Dictionary (1913) [web1913]:
Clack \Clack\, n. [Cf. F. claque a slap or smack, MHG. klac crack, W. clec crack, gossip. See {Clack}, v. t.] 1. A sharp, abrupt noise, or succession of noises, made by striking an object. 2. Anything that causes a clacking noise, as the clapper of a mill, or a clack valve. 3. Continual or importunate talk; prattle; prating. Whose chief intent is to vaunt his spiritual clack. --South. {Clack box} (Mach.), the box or chamber in which a clack valve works. {Clack dish}, a dish with a movable lid, formerly carried by beggars, who clacked the lid to attract notice. --Shak. {Clack door} (Mining), removable cover of the opening through which access is had to a pump valve. {Clack valve} (Mach.), a valve; esp. one hinged at one edge, which, when raised from its seat, falls with a clacking sound.