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:
Apr. 05, 2016

Filed:

Jan. 18, 2011
Applicant:

Michael D. Schelonka, Elgin, IL (US);

Inventor:

Michael D. Schelonka, Elgin, IL (US);

Assignee:

Hamilton Sundstrand Corporation, Windsor Locks, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C 15/00 (2006.01); F01C 1/18 (2006.01); F01D 25/20 (2006.01);
U.S. Cl.
CPC ...
F01D 25/20 (2013.01); F05D 2240/50 (2013.01); Y10T 29/49236 (2015.01);
Abstract

A lube spacer bearing for a lube and scavenge pump includes a bearing body defining a bore with a central axis. The bearing body has a first axial side, a second axial side, an outer radial side, and an inner radial side at the bore. The outer radial side includes an arcuate portion. A channel is defined in the arcuate portion of the outer radial side and extends a circumferential length about the outer radial side. The channel has a channel width (CW) defined between a first channel wall and a second channel wall and a bearing length (BL) defined between the first axial side and the second axial side. A ratio of CW/BL is between 0.45 and 0.70.


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Schelonka, Michael. (2016). Lube spacer bearing with pressure loading channel (U.S. Patent No. 9303529). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/9303529

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