float valve

American  

noun

1. a valve admitting or discharging a liquid to or from a tank and regulated by a float on the surface of the liquid within the tank to maintain a nearly constant height of liquid.

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Etymology

Origin of float valve

First recorded in 1870–75

Example Sentences

Rain Dove herself was picking up plumbing work on Craigslist only six months ago when she was out of cash, replacing someone’s faulty float valve for $50.

From The Guardian • Sep. 10, 2018

Rich running derives from a multitude of ailments including a stuck choke, a carburetor float valve that�s stuck open and is pouring raw fuel down the intake, or weak ignition voltage.

From Time Magazine Archive

Interior of cow stable, showing water trough with float valve, salt box, and door into dairy.

From Economy of the Round Dairy Barn by Fraser, Wilber John

The water is allowed to flow into each tank by means of an automatic float valve.

From The New York Subway Its Construction and Equipment by Anonymous

A change made by Day in the exhaust arrangements had neglected the heating jackets of the carburetters; one float valve was bent and one clutch troublesome.

From Scott's Last Expedition Volume I by Scott, Robert Falcon