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:
Aug. 09, 1994
Filed:
Aug. 20, 1992
Applicant:
Inventors:
Wu-Yang Tseng, West Chester, OH (US);
Brent L Bristol, Milford, OH (US);
Rolf R Hetico, Cincinnati, OH (US);
Christopher C Glynn, Hamilton, OH (US);
Assignee:
General Electric Company, Cincinnati, OH (US);
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16J / ;
U.S. Cl.
CPC ...
277-1 ; 277 53 ; 4151745 ;
Abstract
A brush seal is provided having a plurality of bristle layers sandwiched between a pair of circumferential plates with the upstream layers of bristles having a higher first fundamental vibration frequency than downstream seal layers. Such a seal has bristles in the upstream layer or layers that have a greater cross sectional area, a lesser lay angle, are shorter, or some combination of the foregoing.