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:
Jun. 13, 2017
Filed:
Feb. 25, 2011
Applicants:
Weishun NI, Rockton, IL (US);
Satish Shantilal Shah, Rockford, IL (US);
Timothy P. Walgren, Byron, IL (US);
Inventors:
Weishun Ni, Rockton, IL (US);
Satish Shantilal Shah, Rockford, IL (US);
Timothy P. Walgren, Byron, IL (US);
Assignee:
Hamilton Sundstrand Corporation, Windsor Locks, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04C 2/18 (2006.01);
U.S. Cl.
CPC ...
F04C 2/18 (2013.01); F04C 2210/1044 (2013.01); F04C 2240/56 (2013.01); F16C 2360/42 (2013.01); Y10T 29/49236 (2015.01);
Abstract
A bearing includes a bridge land geometry having a finger cut that defines a width ISW, a center of the width ISW displaced from a shaft axis a radial distance ISR, a ratio of ISW/ISR between 0.074-0.293, to reduce cavitation and pressure ripple.