Single cylinder type switching valve for mixing hot and cold wat

Details Single cylinder type switching valve for mixing hot and cold wat Single cylinder type switching valve for mixing hot and cold wat

1987-08-04

1989-08-08

Rivell, John

Fluid handling

Systems

Multi-way valve unit

1376364, 137898, F16K 1100

Patent

active

048543489

ABSTRACT:
There is disclosed a single cylinder type switching valve for mixing hot and cold waters for exhausting, stopping or mixing hot and cold waters to be used for a mixture cock for hot and cold waters, having inlets for hot and cold waters formed as plane seal of smooth surfaces of smooth guide sliding surface and smooth sliding surface of the switching valve inside a cylinder to eliminate O-rings to be readily damaged and to precisely finish with a material having high hardness such as special steel, stainless steel, ceramic or new ceramic material to provide excellent sealing effect in the switching valve, thereby improving enduring lifetime.

REFERENCES:
patent: 3456677 (1969-07-01), Mongerson
patent: 3828821 (1974-08-01), Dotter
patent: 3981330 (1976-09-01), Watts
patent: 4473088 (1984-09-01), Dotter
patent: 4522231 (1985-06-01), Bergmann

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