Vacuum control assembly

Details Vacuum control assembly Vacuum control assembly

1980-06-30

1981-12-01

Miles, Tim R.

Gas and liquid contact apparatus

Fluid distribution

Valved

91443, 1375133, F02M 110

Patent

active

043035981

ABSTRACT:
A vacuum control assembly wherein a vacuum motor is operated at a delayed rate in one direction under the control of a valve assembly holding a filter and valve closure element all supported in operating position without requiring the use of fasteners, press fits or welding and providing the multiple functions of a seal, a filter compartment, a valve housing, and spring seat.

REFERENCES:
patent: 3486742 (1969-12-01), Szwargulski
patent: 3902469 (1975-09-01), Scott, Jr.
patent: 3991731 (1976-11-01), Benjamin
patent: 4027634 (1977-06-01), Benjamin
patent: 4100894 (1978-07-01), Tamura
patent: 4126084 (1978-11-01), Inada et al.

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