Dual action handle for floating disc valve and ball-plug valve

Details Dual action handle for floating disc valve and ball-plug valve Dual action handle for floating disc valve and ball-plug valve

1984-05-25

1986-01-07

Chambers, A. Michael

Valves and valve actuation

With means to increase head and seat contact pressure

With positive reduction

251188, 251229, F16K 3902

Patent

active

045629935

ABSTRACT:
This invention relates to a valve handle having the dual function of rotating the valve stem for opening and closing of the valve and of moving the valve stem in the axial direction over a small distance for relieving and establishing the seating pressure between the valve seat and the blocking body such as the floating disc in the floating disc valve and the ball-plug in the ball-plug valve.

REFERENCES:
patent: 1848369 (1932-03-01), Mohr
patent: 2612340 (1952-09-01), Laurent
patent: 2655339 (1953-10-01), Smith
patent: 2865597 (1958-12-01), Lucas
patent: 4203460 (1980-05-01), Priese

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