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. 15, 2010
Filed:
Sep. 14, 2007
Behzad Hagshenas, San Diego, CA (US);
Charles B. Parme, San Diego, CA (US);
Dirk A. Fichtner, San Diego, CA (US);
Crosby H. Johnson, San Diego, CA (US);
Dominic Giammaria, Oceanside, CA (US);
Behzad Hagshenas, San Diego, CA (US);
Charles B. Parme, San Diego, CA (US);
Dirk A. Fichtner, San Diego, CA (US);
Crosby H. Johnson, San Diego, CA (US);
Dominic Giammaria, Oceanside, CA (US);
Hamilton Sundstrand Corporation, Windsor Locks, CT (US);
Abstract
For machinery comprising rotary components attached to at least one drive shaft, at least one rotary bearing to position the drive shaft with a rotational freedom of movement about a drive shaft axis and associated stationary components, apparatus that comprises: a rotary backup bearing sleeve attached to the drive shaft proximate the bearing comprising a rotary radial surface relative to the drive shaft axis and a rotary axial surface relative to the drive shaft axis; and a stationary backup bearing collar mounted to one of the stationary components proximate the rotary backup bearing sleeve comprising a stationary radial surface relative to the drive shaft axis proximate the rotary radial surface with a predetermined axial clearance and a stationary axial surface relative to the drive shaft axis proximate the rotary radial surface with a predetermined axial clearance.