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:
Apr. 26, 2005
Filed:
Sep. 30, 2002
John T. Pickens, East Hartford, CT (US);
Phillip Alexander, Colchester, CT (US);
Anthony R. Bifulco, Ellington, CT (US);
Kevin J. Cummings, West Hartford, CT (US);
John T. Pickens, East Hartford, CT (US);
Phillip Alexander, Colchester, CT (US);
Anthony R. Bifulco, Ellington, CT (US);
Kevin J. Cummings, West Hartford, CT (US);
United Technologies Corporation, Hartford, CT (US);
Abstract
The present invention relates to a bumper system for use with a compressor variable vane system. The bumper system broadly comprises a synchronizing ring, a bumper, a shim for defining a gap between a bumper pad and the bumper, a pin for preventing rotation of the bumper relative to the synchronizing ring, and a device for fully trapping the shim. In a first embodiment, the device for fully trapping the shim comprises a sleeve passing through the synchronizing ring. In a second embodiment, the device for fully trapping the shim comprises a pin which passes through the synchronizing body. In a third embodiment, the device for fully trapping the shim comprises a fastener with a shoulder.