Internal gear pump

Details Internal gear pump Internal gear pump

1992-12-18

1994-04-05

Bertsch, Richard A.

Rotary expansible chamber devices

Moving cylinder

Rotating

418171, F01C 110

Patent

active

052999238

ABSTRACT:
An internal gear pump having the following characteristics: an internal gear; a pinion which meshes with the internal gear and is mounted eccentrically with regard to the internal gear; a shaft supporting the pinion; a central ring-shaped housing part encompassing the internal gear and pinion and comprising a suction socket as well as a pressure socket; on both sides of the central housing part, a ring-shaped housing intermediate part each by which the shaft is supported; a cutout provided in each intermediate part and extending bow-shaped in peripheral direction; a web is provided which bridges the sole cutout; and the web is located at least approximately in that area of the pinion which diametrically opposes the pressure socket.

REFERENCES:
patent: 3602616 (1971-08-01), Jung

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