Liquid purification or separation – Flow – fluid pressure or material level – responsive – Check valve
Patent
1977-01-21
1979-02-13
Adee, John
Liquid purification or separation
Flow, fluid pressure or material level, responsive
Check valve
137512, 137544, 210198C, 210446, B01D 1508
Patent
active
041394690
ABSTRACT:
A fluid control mechanism utilizing a housing having an opening or tunnel through the interior of the same. The housing provides at least one chamber communicating with the housing opening. A seat positions within the housing opening and the chamber. A plug, adapted to occupy the seat and close to restricted passage, positions within the first chamber. Particulate filter means comprising a pressure deformable section which includes a passage to the housing opening partially filled by a relatively rigid filter element. A gap in the filter means passage allows compression of the deformable section.
REFERENCES:
patent: 1310686 (1919-07-01), Wood
patent: 3661167 (1972-05-01), Hussey
patent: 3693804 (1972-09-01), Grover
patent: 3771659 (1973-11-01), Fraser
patent: 3933652 (1976-01-01), Weichselbaum
patent: 3985021 (1976-10-01), Achener et al.
Major Emery
Rainin Kenneth
Adee John
Altex Scientific Inc.
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