Rotary vane pump with packing means for the housing components

Details Rotary vane pump with packing means for the housing components Rotary vane pump with packing means for the housing components

1984-06-25

1985-04-30

Vrablik, John J.

Rotary expansible chamber devices

With mechanical sealing

Seal element between stationary cylinder parts

F04C 2700

Patent

active

045141550

ABSTRACT:
A pump device connected to an AC generator for a car includes shoulder portions formed on both side surfaces of a plate or the side surface of an end frame and a housing, and chamfered portions or grooves formed in the end frame and the housing or the plate at positions corresponding to the shoulder portions. Packings are placed in spaces formed by the plate and the end frame and the housing.

REFERENCES:
patent: 628989 (1899-07-01), Penn
patent: 2708884 (1955-05-01), Deschamps
patent: 3029794 (1962-04-01), Rystrom

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