Automatic shut-off device for single lever tap

Details Automatic shut-off device for single lever tap Automatic shut-off device for single lever tap

1997-01-24

1998-09-08

Chambers, A. Michael

Valves and valve actuation

Biased valve

Weight biased

251247, 137801, F16K 3144, F16K 2100

Patent

active

058034340

ABSTRACT:
A single-lever tap closable by a load added thereon after pulling up a knob, wherein, the knob is provided with a pivot connector pivotally provided on the top of a main body and is coupled to an output valve, a force exertion portion is formed by extending of the pivot connector forwardly. When the knob is pulled up, by coupling of the pivot connector to the output valve, the tap is opened, and when it restores to the original position, the tap is closed. The tap is characterized in that the force exertion portion is provided with a load element and some weights render the force exertion portion to move gradually downwardly back to its original lower position, hence the pivot connector shuts the output val-

REFERENCES:
patent: 462844 (1891-11-01), Knox
patent: 885056 (1908-11-01), Calder
patent: 1033958 (1912-07-01), Sieben
patent: 1233728 (1917-07-01), Tozier
patent: 1685205 (1928-09-01), Stein

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