Fluid handling – Systems – Multi-way valve unit
Patent
1985-05-29
1986-07-01
Cohan, Alan
Fluid handling
Systems
Multi-way valve unit
251 75, 251158, F16K 11065
Patent
active
045974144
ABSTRACT:
A two position control valve having a body member with a control surface and a slide member incorporating a seal supported by the body member for sliding movement relative to the control surface and forming a control chamber placing selected ones of a plurality of control ports in communication with each other.
REFERENCES:
patent: 1839053 (1931-12-01), Schaded
patent: 1927153 (1933-09-01), Conrader
patent: 2591118 (1952-04-01), Bent
patent: 2911006 (1959-11-01), Vogel
patent: 2942584 (1960-06-01), Rethmeier
patent: 3077207 (1963-02-01), Koutnik
patent: 3338268 (1967-08-01), Houser
patent: 3443592 (1969-05-01), Felmlee
patent: 3530893 (1970-09-01), Masuda
patent: 3959024 (1976-05-01), Kirk
patent: 4144905 (1979-03-01), Bauer
patent: 4292997 (1981-10-01), Bernat
Cohan Alan
Schmelzer Corporation
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