Valve plates for single-control valve

Details Valve plates for single-control valve Valve plates for single-control valve

1992-02-12

1994-12-13

Rivell, John

Fluid handling

Systems

Multi-way valve unit

1376254, 251368, F16K 11074

Patent

active

053721616

ABSTRACT:
A single-control valve has a normally stationary valve plate formed with hot- and cold-water inlet ports and an outlet port opening at a flat face of the valve plate and a movable control plate having a flat face lying on the valve-plate face and formed with a cavity opening at the control-plate face and juxtaposable over the ports. at least one of the plates and its surface are formed of a hard ceramic, and at least the surface of the other of the plates is formed of a low-friction synthetic resin. The low-friction synthetic resin is polyethylene or polypropylene.

REFERENCES:
patent: 3171441 (1965-03-01), Schonfeld
patent: 3460571 (1969-08-01), Moen
patent: 3543799 (1970-12-01), Hayman
patent: 3677516 (1972-07-01), Hicks
patent: 4130136 (1978-12-01), Garnier et al.
patent: 4331176 (1982-05-01), Parkison
patent: 4501408 (1985-02-01), Pawelzik et al.
patent: 4856556 (1989-08-01), Mennigmann

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