Fluid handling – Liquid level responsive or maintaining systems – By float controlled valve
Patent
1986-10-01
1988-05-03
Walton, George L.
Fluid handling
Liquid level responsive or maintaining systems
By float controlled valve
137429, 137446, 137447, 2512495, 2512505, F16K 3132, F16K 3300
Patent
active
047413581
ABSTRACT:
A liquid level control float valve which comprises a valve body, an open/close valve disposed in the valve body, the open/close valve being mounted on a gear shaft which extends from the inside of the valve body to the outside of the valve body and on opposite sides thereof, engaging members fixed to the gear shaft on opposite sides of the valve body, passive gears rotatably engaged with the gear shaft on opposite sides of the valve body and adapted to engage the engaging members after a selected portion of its rotation has taken place, driving gears mounted for rotational engagement with the passive gears, a float ball provide to determine the liquid level, and lever arms connected at one end to the float ball and at the other end to the driving gears whereby upon the change in the level of the liquid, the float ball is raised or lowered which in turn rotates the driving gears and the passive gears engaged therewith which further rotates the gear shaft and correspondingly the open/close valve.
REFERENCES:
patent: 615386 (1898-12-01), Gleason
patent: 814208 (1906-03-01), Hogan
patent: 1188535 (1916-06-01), Ellis
patent: 1188609 (1916-06-01), Beer et al.
patent: 1242488 (1917-10-01), Spielman
patent: 1522327 (1925-01-01), Ridenour
patent: 2263494 (1941-11-01), Hagerty
patent: 2349727 (1944-05-01), Hopkins
patent: 3369560 (1968-02-01), Young
patent: 3394632 (1968-07-01), Priese
patent: 4399835 (1983-08-01), Holderith
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