Manually, pneumatically, or electrically operable drain valve de

Details Manually, pneumatically, or electrically operable drain valve de Manually, pneumatically, or electrically operable drain valve de

1976-08-02

1977-08-23

Cohan, Alan

Fluid handling

Diverse fluid containing pressure systems

Fluid separating traps or vents

251258, 251229, F16T 100, F16K 3105

Patent

active

040433536

ABSTRACT:
An automatic drain valve device alternatively adaptable for use in compressor systems using either electrical or pneumatic controls for cutting out and cutting in the compressor, and being operable to provide a drain operation twice during each cycle of compressor operation, that is, once when the compressor is cut out and again when the compressor is cut in. A manually operable lever on the valve devices provides for manual operation of the drain valve device at will and independently of the pneumatic and electrical controls.

REFERENCES:
patent: 3004549 (1961-10-01), Temple
patent: 3067762 (1962-12-01), Parsons
patent: 3575199 (1971-04-01), Beattie

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