Pneumatically controlled air motor

Details Pneumatically controlled air motor Pneumatically controlled air motor

1989-03-13

1989-10-03

Garrett, Robert E.

Motors: expansible chamber type

Cyclically operable

Working member controlled motive fluid for distributor motor

91305, 91312, 91319, F01L 2504, F01L 2502

Patent

active

048708917

ABSTRACT:
A double acting piston and cylinder air motor with pneumatically actuated pilot valves for shifting a directional control valve, where the pilot valves are controlled by pilot ports in the cylinder as they are uncovered by the piston.

REFERENCES:
patent: 237994 (1881-02-01), Murray, Jr.
patent: 637243 (1899-11-01), Erb
patent: 802104 (1905-10-01), Howard
patent: 1969020 (1934-08-01), Le Cain
patent: 1986084 (1935-01-01), Tolkien

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