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. 05, 2022
Filed:
Jan. 03, 2020
Applicant:
United Technologies Corporation, Farmington, CT (US);
Inventor:
Andrew V. Schwendenmann, Hampden, MA (US);
Assignee:
Raytheon Technologies Corporation, Farmington, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16J 15/3288 (2016.01);
U.S. Cl.
CPC ...
F16J 15/3288 (2013.01);
Abstract
A brush seal may comprise a bristle pack including at least one bristle made of a shape memory alloy. The bristle may be used in a sealing system. The brush seal may be disposed in a seal cavity. The brush seal may further comprise backing plate and a retention structure coupled to the bristle pack. The brush seal may be configured for passive clearance control during operation of a gas-turbine engine.