Aspirator

Details Aspirator Aspirator

F - Mech Eng,Light,Heat,Weapons

04

F

230/141

F04F 5/20 (2006.01) B61B 12/00 (2006.01) B64D 25/14 (2006.01) F04F 5/18 (2006.01)

Patent

CA 1179998

ABSTRACT An aspirator used to inflate flexible structures such as aircraft evacuation slides, rafts, or the like comprises a tubular housing an atmospheric air inlet at one end of the housing, a nozzle within the housing for introduction of high pressure gas downstream of said air inlet, flapper valve means closing the air inlet and operable to open when atmospheric air is induced through the inlet by operation of said nozzle, and means within the housing to operate a device to posi- tively lock or unlock the flapper valve means when said nozzle is not operating or operating, respectively.

382537

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