Pneumatic pressure actuator

Details Pneumatic pressure actuator Pneumatic pressure actuator

1987-06-18

1987-09-29

Hershkovitz, Abraham

Expansible chamber devices

Passage in cylinder for application of separate fluid to...

92118, 92156, 92159, 92168, 92170, 92210, 92243, F01B 3100

Patent

active

046962239

ABSTRACT:
A pneumatic pressure actuator including a cylinder assemblage having a pair of metallic cylinder heads and a fiberglass cylinder casing held together by a plurality of tie bolts and nuts. A piston and piston rod reciprocally movable within the cylinder assemblage and including a greased nylon cushion ring and polyurethane wiper ring for reducing frictional wear between the relatively movable surfaces.

REFERENCES:
patent: 2004669 (1935-06-01), Miller
patent: 2089823 (1937-08-01), Bone
patent: 2184871 (1939-12-01), Bone
patent: 2840428 (1958-06-01), Browall
patent: 3040712 (1962-06-01), Harrah
patent: 3055720 (1962-09-01), Price
patent: 3695149 (1972-10-01), Eberhart
patent: 3696714 (1972-10-01), Panigati
patent: 3703125 (1972-11-01), Pauliukonis
patent: 4140442 (1979-02-01), Mulvey
patent: 4207807 (1980-06-01), Takata

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