Flapper valve with independent plate suspension

Details Flapper valve with independent plate suspension Flapper valve with independent plate suspension

1975-08-25

1976-06-29

Nilson, Robert G.

Fluid handling

Line condition change responsive valves

Direct response valves

F16K 1503

Patent

active

039659267

ABSTRACT:
An improvement in multi-flapper check valves wherein each closure plate or "flapper" and its hinges are supported separately, the hinges of the plates thereby not contacting or supporting each other, thus reducing the frictional load to be overcome in closing the plates.

REFERENCES:
patent: 3374804 (1968-03-01), Stegerud
patent: 3678958 (1972-07-01), Satterwhite

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