Axial piston pump

Details Axial piston pump Axial piston pump

1973-10-05

1976-05-25

Freeh, William L.

Pumps

Three or more cylinders arranged in parallel, radial, or...

92157, 184 617, F04B 112

Patent

active

039589013

ABSTRACT:
An improved lubrication system in a pump including a blocking rod mounted between seats on the pump frame and the swash plate, the rod having a channel therethrough from one seat to the other and a fluid conduit coupling the channel to a source of lubrication fluid at the seat on the pump frame. Each piston is connected to the swash plate by an axial connecting rod and the swash plate is provided with internal conduits coupling each rod seat on the swash plate to the swash plate blocking rod seat to provide lubrication to the connecting rods. Each connecting rod can also be provided with an internal channel to conduct fluid to its seat at the piston end.

REFERENCES:
patent: 1204892 (1916-11-01), Macomber
patent: 1315538 (1919-09-01), Burtnett
patent: 1839592 (1932-01-01), Reynolds
patent: 2290764 (1942-07-01), Neuland
patent: 2918338 (1959-12-01), Grad
patent: 3663122 (1972-05-01), Kitchen

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