Title: Fail safe device

Abstract: A housing having a chamber has an inlet and an outlet for directing therethrough a fluid under pressure to an associated fluid pressure responsive apparatus; a filter situated generally in the path of flow of such fluid becomes effective after it experiences a degree of clogging by dirt to open an additional outlet as to thereby enable such fluid under pressure to be directed to the fluid pressure responsive apparatus through such additional outlet.

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Inventors: McCabe, Ralph Patrick (Troy, MI, US)

Application Number: 496556
Filing Date: 1974-08-12
Publication_date: 1976-02-03
Assignee: Colt Industries Operating Corporation (New York, NY)
Primary Class(es): 210/131 210/132, 210/354
Other Classes:
US Patent Ref:

1781874	Nov, 1930	Hopkins	210/131.
2192438	Mar, 1940	Gulick	210/131.
2597217	May, 1952	Zenick	210/131.
2647767	Aug, 1953	Anderson	210/356.
3468420	Sep, 1969	Rosaen	210/131.
3485369	Dec, 1969	Voorheis	210/132.
3830368	Aug, 1974	Rogers	210/131.

Other Refs:
Primary Examiner: Adee, John
Assistant Examiner:
Attorney: