The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Mar. 10, 2020

Filed:

Dec. 03, 2018
Applicant:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Inventors:

Edward W. Goy, Crystal Lake, IL (US);

Ryszard Czeslaw Wlaznik, Rockford, IL (US);

Joseph Wetch, Roscoe, IL (US);

Assignee:

Hamilton Sundstrand Corporation, Charlotte, NC (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16C 33/10 (2006.01); F16C 23/04 (2006.01);
U.S. Cl.
CPC ...
F16C 33/1065 (2013.01); F16C 23/041 (2013.01); F04C 2240/52 (2013.01); F04C 2240/56 (2013.01);
Abstract

A bearing for a gear pump includes a bearing body defining a bearing bore defined therethrough along an axis for receiving a gear shaft. The bearing bore defines a cylindrical bearing inner diameter surface. The bearing body defines an outer mating surface configured for mounting to another bearing body. A groove is defined in the inner diameter surface along an axial direction relative to the axis to provide clearance for gear journal motion between the inner diameter surface and the gear shaft. The groove is defined in a portion of the inner diameter surface opposite the mating surface.


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