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:
May. 01, 2018
Filed:
Mar. 05, 2014
United Technologies Corporation, Hartford, CT (US);
Michael G. McCaffrey, Windsor, CT (US);
Mark Borja, Palm Beach Gardens, FL (US);
Brandon T. Rouse, Anacortes, WA (US);
John R. Farris, Bolton, CT (US);
Brian R. Pelletier, Berwick, ME (US);
Thomas Almy, Rocky Hill, CT (US);
Igor S. Garcia, Salem, CT (US);
United Technologies Corporation, Farmington, CT (US);
Abstract
A control ring extends circumferentially about a central axis. A plurality of circumferentially spaced carrier portions have a cavity receiving the control ring. There are circumferential gaps between the carrier portions. A blade outer air seal is mounted on the carrier portions radially inwardly of the control ring. The control ring maintains the carrier portions at a radially outwardly expanded position when heated by an electric heater.