Freezeless wall faucet having removable cartridge

Details Freezeless wall faucet having removable cartridge Freezeless wall faucet having removable cartridge

1988-04-25

1989-04-18

Michalsky, Gerald A.

Fluid handling

Back flow prevention by vacuum breaking

Air vent in liquid flow line

137360, 1374542, 1376142, F16K 102

Patent

active

048217620

ABSTRACT:
The present invention includes an elongated housing having a bore extending therethrough with an inlet end at one end and an outlet nozzle at the other end. A removable cartridge is inserted within the bore and includes the valve assembly and the handle and operating rod for moving the valve assembly. The entire working valve assembly and operating rod can be removed as a unit for replacement of o-rings or other parts.

REFERENCES:
patent: 2783773 (1957-03-01), Rasch
patent: 3424189 (1969-01-01), Woodford
patent: 3929150 (1975-12-01), Flinner
patent: 3943963 (1976-03-01), Papacek
patent: 3952770 (1976-04-01), Botnick
patent: 4177971 (1979-12-01), Landamore
patent: 4209033 (1980-06-01), Hirsch et al.

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