Patent · US Active

Internal gear pump

US9506467B2 · kind B2 · utility

0Cited by

0References

7Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Norbert Alaze · Markgröningen, DE
Edgar Kurz · Haigern, DE
Rene Schepp · Waiblingen, DE
Michael Eisenlauer · Marbach am Neckar, DE
Massimiliano Ambrosi · Erbach, DE

Key dates

Filing date	Jun 20, 2014
Grant date	Nov 29, 2016
Priority date	—
Expiry date	Sep 2, 2034

Classification

Technology area (CPC F)Mechanical Engineering; Lighting; Heating
CPC primaryF04C2240/50
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

An internal gear pump for a hydraulic vehicle brake system comprises a pump shaft, a pinion positioned on the pump shaft, an annulus configured to mesh with the pinion, a shaft bearing positioned on one side of the pinion, and an axial disk. The pinion is configured to conjointly rotate with the pump shaft. The pump shaft is rotatable mounted in the shaft bearing. The axial disk is positioned between the shaft bearing on one end side, and the pinion and the annulus on an opposite end side, and bears sealingly against the pinion and the annulus. The shaft bearing is configured to center the axial disk.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.