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.
Patent No.:
Date of Patent:
Mar. 30, 2021
Filed:
Jun. 17, 2019
Applicant:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Inventors:
Zachary Allen Ray Le Duc, Rockford, IL (US);
David Wakefield, Loves Park, IL (US);
Toby Chris Whitehead, Winnebago, IL (US);
Assignee:
Hamilton Sundstrand Corporation, Charlotte, NC (US);
Primary Examiner:
Int. Cl.
CPC ...
F16C 33/74 (2006.01); F16C 33/10 (2006.01); F01D 25/16 (2006.01); F01D 25/18 (2006.01); F16H 1/08 (2006.01); F16J 15/00 (2006.01); F04C 15/00 (2006.01);
U.S. Cl.
CPC ...
F16C 33/74 (2013.01); F01D 25/164 (2013.01); F01D 25/183 (2013.01); F04C 15/0026 (2013.01); F16C 33/10 (2013.01); F16J 15/002 (2013.01); F16C 2360/00 (2013.01);
Abstract
A pump bearing for use in a gear pump including a top face, a side face perimetrically surrounding the top face, a bottom face opposed to the top face, a first bearing bore projecting from the top face to the bottom face defining an axis and configured to contain a drive-side shaft, and a groove within the side face located between the top face and the bottom face a variable depth in a direction perpendicular to the axis configured to a receive seal.