Fluid handling – Processes – Cleaning – repairing – or assembling
Patent
1990-06-11
1991-05-07
Michalsky, Gerald A.
Fluid handling
Processes
Cleaning, repairing, or assembling
137218, 137307, 137360, 1374542, F16K 2402, F16K 1107
Patent
active
050128337
ABSTRACT:
Process for replacing a cartridge in a housing of a freeze proof hydrant. A plunger within the cartridge is urged against a roller pin lodged in the cartridge. A first end of the cartridge is deformed away from a ridge in the housing. The cartridge is slid out of the housing and the first end of the replacement cartridge is deformed. The replacement cartridge is slid into place within the housing. The first end of the replacement cartridge expanded to capture the ridge in the housing.
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Hunley, Jr. Eugene C.
Jozwiak Terry H.
Amtrol Inc.
Michalsky Gerald A.
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