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:
Jul. 23, 2013
Filed:
Feb. 23, 2010
Xiaoqing Zheng, Niskayuna, NY (US);
William Edward Adis, Scotia, NY (US);
Michael Dennis Mack, Ballston Spa, NY (US);
Xiaoqing Zheng, Niskayuna, NY (US);
William Edward Adis, Scotia, NY (US);
Michael Dennis Mack, Ballston Spa, NY (US);
General Electric Company, Schenectady, NY (US);
Abstract
A brush seal, brush seal segment, and brush seal backplate for use in a rotary device are provided. In one embodiment, the invention provides a brush seal for a rotary device, the brush seal comprising: a plurality of brush seal segments, each segment including: an arcuate fence; an arcuate backplate circumferentially coextensive with the arcuate fence, the arcuate backplate including: a plurality of circumferentially-oriented cavities; a first dam along a first end of the arcuate backplate, the first dam substantially closing an end of at least one of the plurality of circumferentially-oriented cavities; and a second dam along a second end of the arcuate backplate, the second dam substantially closing an end of at least one of the plurality of circumferentially-oriented cavities; a plurality of brush bristles between the arcuate backplate and the arcuate fence; and a static member to which at least one of the plurality of brush seal segments is affixed.