Patent · US Active

Seal retaining sleeve for gear pump

US8814547B2 · kind B2 · utility

1Cited by

25References

23Claims

0Family size

Assignee

Hamilton Sundstrand Corporation (HSC) · US

Inventors

Timothy P. Walgren · Wales, US
Satish Shantilal Shah · Rockford, US

Key dates

Filing date	Feb 25, 2011
Grant date	Aug 26, 2014
Priority date	—
Expiry date	Mar 14, 2033

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T29/49242
WIPO fieldEngines, pumps, turbines
WIPO sectorMechanical engineering

Abstract

A shaft assembly includes a shaft with a first radial shoulder and a second radial shoulder along a shaft axis. A seal retaining sleeve is defined around the shaft axis to position a shaft seal. A retainer plate at least partially between the first radial shoulder and the second radial shoulder is adjacent to the seal retaining sleeve to position and provide access to the seal retaining sleeve and shaft seal.

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