Adjustable rotary vane pump

Details Adjustable rotary vane pump Adjustable rotary vane pump

1986-03-12

1988-01-05

Chambers, A. Michael

Power plants

Pressure fluid source and motor

Input pump and rotary output motor system having...

60491, 418 13, 418 30, F16D 3900

Patent

active

047167262

ABSTRACT:
An adjustable rotary vane pump for changing the direction and rate of fluid flow through the pump. The pump comprises a first pump housing having a generally cylindrical chamber therein along a central axis of the housing. A second housing is provided having a second chamber therein coaxially oriented with the first housing. An insert member is provided in the second housing having an aperture therein of a given eccentricity. The insert member is slidably adjustable for rotational movement within the second housing for providing varying cross-sectional dimensions for the fluid flow through the pump. A rotor is disposed in the housing coaxial with the first and second housing. A plurality of vane members are provided on the rotor which respectively engage the walls of the first chamber and the insert member within the pump.

REFERENCES:
patent: 1773211 (1930-08-01), Wilsey
patent: 3808814 (1974-05-01), Macy II
patent: 4109466 (1978-08-01), Keech

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