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:
Feb. 04, 2003
Filed:
Dec. 21, 2000
Applicant:
Inventors:
Eric J. Talasco, Windsor Locks, CT (US);
Paul A. Carvalho, Westfield, MA (US);
Assignee:
Hamilton Sundstrand Corporation, Windsor Locks, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B64C 1/106 ; F01D 7/00 ;
U.S. Cl.
CPC ...
B64C 1/106 ; F01D 7/00 ;
Abstract
The expense of a bearing employed at the interface of a yoke ( ) and a propeller blade pin ( ) in a variable pitch propeller assembly is reduced in a bearing construction ( ) wherein a bearing race ( ) includes a crowned surface ( ) adapted to engage a slot ( ) in the yoke ( ) and having a profile (P ) wherein the diameter at one side ( ) of the race ( ) is less than the diameter at the opposite side ( ) of the race ( ).