Tank drain assembly for swimming pool filters

Details Tank drain assembly for swimming pool filters Tank drain assembly for swimming pool filters

1977-07-11

1979-10-02

Granger, Theodore A.

Liquid purification or separation

Structural installation

Closed circulating system

210238, 210288, 285319, E04H 320, B01D 2908

Patent

active

041697936

ABSTRACT:
A tank drain assembly for swimming pool filters is provided characterized by an improved locking and orienting structure individually locking collector tubes into their respective sockets in the manifold surrounding the common drain port of the filter tank, each such structure comprising spring finger means segmentally formed on the socket end of the tubes, and a finger receiving recess within the tube socket sized and located to operatively orient the tube apertures responsive to receiving the finger means in tube locking relation.

REFERENCES:
patent: 2098903 (1937-11-01), Slidell
patent: 2768750 (1956-10-01), Krayzer
patent: 3245703 (1966-04-01), Manley
patent: 3625365 (1971-12-01), Armstrong
patent: 3747768 (1973-07-01), Barrera
patent: 3810073 (1974-05-01), Zajac et al.
patent: 3908925 (1975-09-01), Rinkleib et al.
patent: 3937547 (1976-02-01), Lee-Kemp
patent: 4026581 (1977-05-01), Pasbry

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