Cocks having rotating valves and sliding seats

Details Cocks having rotating valves and sliding seats Cocks having rotating valves and sliding seats

1976-07-01

1978-04-18

Weakley, Harold W.

Fluid handling

With repair, tapping, assembly, or disassembly means

With holding means functioning only during transportation...

13724622, 251174, F16K 4300

Patent

active

040846083

ABSTRACT:
The invention relates to cocks having a rotating valve and sliding seats. A cock according to the invention comprises a body equipped with fluid-passage ducts, a rotating valve, sliding seats in each duct and, to the rear of each seat, an annular space within which there slides an annular piston which is pushed towards the seat by a pressurized fluid, and which is locked mechanically in this position by screws.

REFERENCES:
patent: 3043469 (1962-07-01), Leach
patent: 3219055 (1965-11-01), Dumm
patent: 3472270 (1969-10-01), Masheder
patent: 3960365 (1976-06-01), Horowitz

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