Spring check valve cartridge

Details Spring check valve cartridge Spring check valve cartridge

1993-05-13

1994-09-20

Hepperle, Stephen M.

Fluid handling

Removable valve head and seat unit

Pump type

13754319, 251337, F16K 1502, F16K 1512

Patent

active

053480465

ABSTRACT:
A reversible check valve cartridge wherein a sealing disk is urged to the shutoff position by means of a cage mounted umbrella spoke-like spring which is secured to the cage and is fully recessable therein so as to permit full travel of the sealing disk within the cage, thereby permitting increased flow for a given thickness of the valve cartridge.

REFERENCES:
patent: 2950736 (1960-08-01), Oldberg
patent: 3849032 (1974-11-01), Mulvey et al.
patent: 4708168 (1987-11-01), Peruzzi
patent: 4773445 (1988-09-01), Visket
patent: 5010916 (1991-04-01), Albrecht

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