Motors: expansible chamber type – With motive fluid valve – Self-opening exhaust valve held closed by inlet pressure
Patent
1976-11-02
1978-01-24
Cohen, Irwin C.
Motors: expansible chamber type
With motive fluid valve
Self-opening exhaust valve held closed by inlet pressure
137204, F15B 1108, F15B 13042
Patent
active
040697452
ABSTRACT:
A moisture collecting pocket is provided in cummunication with the lowest portion of an actuating chamber of an air actuated system wherein compressed air is alternately introduced into and exhausted from the actuating chamber. A valve device is disposed within the pocket and has a restricted flow path formed therein from the pocket through the valve device when it is in an opened position with the valve device being movable to a closed position blocking the flow path each time compressed air is introduced into the actuating chamber.
REFERENCES:
patent: 265879 (1882-10-01), Shellhorn
patent: 318022 (1885-05-01), Poor
patent: 650263 (1900-05-01), Morrow
patent: 1394337 (1921-10-01), Nordberg et al.
patent: 2939477 (1960-06-01), Kaldobsky
Bell James R.
Caterpillar Tractor Co.
Cohen Irwin C.
Grant John W.
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