Vane pump with dynamic pressure bearing grooves on vane guide ri

Details Vane pump with dynamic pressure bearing grooves on vane guide ri Vane pump with dynamic pressure bearing grooves on vane guide ri

1989-08-16

1991-03-05

Vrablik, John J.

Rotary expansible chamber devices

Interconnected vanes

Encompassing moving member interconnects plural vanes

418265, 384112, 384113, 384292, 384901, F01C 1344, F01C 2102, F16C 3206

Patent

active

049973533

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: 1674453 (1928-06-01), Sloper
patent: 2443994 (1948-06-01), Scognamillo
patent: 4558960 (1985-12-01), Lehtinen et al.
patent: 4699525 (1987-10-01), Mizobuchi et al.

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