Fluid handling – Systems – Flow path with serial valves and/or closures
Patent
1991-03-28
1992-12-22
Schwadron, Martin P.
Fluid handling
Systems
Flow path with serial valves and/or closures
1375133, F16K 1500
Patent
active
051727242
ABSTRACT:
An electromagnetic valve of the present invention includes a housing 11,13, a fluid passage 12 provided in the housing 11,13, a valve member 18,21 for opening and closing the fluid passage 12, and a one way valve 25 having a valve member 26 and a valve seat 19b. The one way valve 25 is provided at one end of the fluid passage 12. The one way valve 25 is installed integrally within the housing 11,13 to facilitate installation in a small space.
REFERENCES:
patent: 3111138 (1963-11-01), Humphreys et al.
patent: 3653588 (1972-04-01), Dreibelbis
patent: 4152030 (1979-05-01), Blomberg et al.
Inden Masahiro
Nishii Michiharu
Tsuzuki Tetsuaki
Aisin Seiki K.K.
Lee Kevin L.
Schwadron Martin P.
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