Apparatus for an hydrostatic compensation of hydraulic pumps and

Details Apparatus for an hydrostatic compensation of hydraulic pumps and Apparatus for an hydrostatic compensation of hydraulic pumps and

1984-03-21

1985-07-09

Gluck, Richard E.

Rotary expansible chamber devices

With mechanical sealing

Axially movable end wall or end wall portion

F04C 1500, F04C 214

Patent

active

045279667

ABSTRACT:
An apparatus for an hydrostatic compensation of hydraulic pumps and motors of gear type in which two intermeshing gears are mounted on shafts which are supported by bearings or journal-bearings which can slide within the cavity of a pump or a motor housing closed on both lateral sides by covers. Compensation chambers between the bearings and the covers are delimited by grooves respectively provided in the faces facing bearings and covers. A part of one side of the grooves provided in the bearings is in alignment with one of the grooves provided in the corresponding cover. Deformable tightness seals are arranged in said grooves.

REFERENCES:
patent: 3096719 (1963-07-01), McAlvay
patent: 3291053 (1966-12-01), Gordon
patent: 3482524 (1969-12-01), Marietta
patent: 4358260 (1982-11-01), Joyner

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