Fluid handling – Systems – Programmer or timer
Patent
1984-05-18
1986-01-07
Cohan, Alan
Fluid handling
Systems
Programmer or timer
13762421, F10K 2106
Patent
active
045628653
ABSTRACT:
A timed water shut-off device of the type primarily useful for home gardens and lawns. The device comprises a water conduit containing a ball valve, a timer and timer housing rotatably mounted on the conduit and a plunger directly linking the timer and ball valve to permit flow of water for a preselected time.
REFERENCES:
patent: 1300982 (1919-04-01), Lodge
patent: 2192578 (1940-03-01), Michaels
patent: 3638682 (1972-02-01), Heyer et al.
patent: 4130135 (1978-12-01), Moore
patent: 4270574 (1981-06-01), Graber
patent: 4280530 (1981-07-01), Yi
patent: 4335852 (1982-06-01), Chow
patent: 4351360 (1982-09-01), Smyth
Lemkin Jack L.
Peterson Carl A.
Zilber Eugene A.
Cohan Alan
Holt Harold J.
O. M. Scott & Sons Company
Raden James B.
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