Vane pump with annular ring for engaging vanes and drive means i

Details Vane pump with annular ring for engaging vanes and drive means i Vane pump with annular ring for engaging vanes and drive means i

1989-08-16

1990-09-11

Vrablik, John J.

Rotary expansible chamber devices

Interconnected vanes

Interposed movable member interconnects plural vanes

418265, F04C 2344

Patent

active

049559850

ABSTRACT:
A vane pump in which a projection is provided on the end of a vane which radially slides as a rotor rotates, and an annular race concentric with an inner peripheral surface of a housing is provided in the inner surface of the end wall of the housing, the projection being brought into engagement with the annular race to control the slide of the vane.

REFERENCES:
patent: 1444269 (1923-02-01), Piatt
patent: 1743539 (1930-01-01), Gasal
patent: 3185102 (1965-05-01), Partain et al.
patent: 4212603 (1980-07-01), Smolinski

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