Pneumatic pendant

Details Pneumatic pendant Pneumatic pendant

1987-10-26

1989-05-16

Michalsky, Gerald A.

Fluid handling

Systems

Supply and exhaust

212160, 251231, 251297, F15B 1308

Patent

active

048300497

ABSTRACT:
A pendant for controlling the energization of pneumatic motors that position an overhead crane trolley and raise and lower an object supported by a hoist mounted on the trolley is disclosed. The pneumatic pendant includes a moisture-proof housing (11) and a plurality of manually actuated pneumatic control valves mounted in the housing. The control valves include a start/stop valve (69) and direction valves (119a-d) for directing forward and reverse air pressure to the crane trolley motor, and up and down air pressure to the hoist motor.

REFERENCES:
patent: Re31539 (1984-03-01), Spalluto
patent: 3785396 (1974-01-01), Morris et al.
patent: 4508014 (1985-04-01), Shoff

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