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.

Date of Patent:
Jan. 14, 2020

Filed:

Jun. 14, 2017
Applicant:

United Technologies Corporation, Farmington, CT (US);

Inventors:

Daniel Barak, Jupiter, FL (US);

Joseph F. Englehart, Gastonia, NC (US);

Assignee:

UNITED TECHNOLOGIES CORPORATION, Farmington, CT (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 11/14 (2006.01); F01D 11/16 (2006.01); F01D 11/08 (2006.01); F01D 11/00 (2006.01); F16J 15/08 (2006.01);
U.S. Cl.
CPC ...
F01D 11/14 (2013.01); F01D 11/005 (2013.01); F01D 11/08 (2013.01); F01D 11/16 (2013.01); F16J 15/0887 (2013.01); F05D 2220/32 (2013.01); F05D 2240/11 (2013.01); F05D 2240/55 (2013.01); F05D 2250/185 (2013.01); F05D 2260/38 (2013.01); F05D 2300/175 (2013.01); F05D 2300/177 (2013.01); F05D 2300/501 (2013.01);
Abstract

A blade outer air seal (BOAS) assembly includes a rotor blade configured to rotate about an axis. The BOAS assembly also includes a BOAS positioned radially outward from the rotor blade and having a forward-facing BOAS face. The BOAS assembly also includes a shroud block positioned radially outward from the BOAS, having an aft-facing shroud face, and being configured to support the BOAS. The BOAS assembly also includes a first bellows seal extending from the forward-facing BOAS face to the aft-facing shroud face and configured to reduce fluid leakage radially between the BOAS and the shroud block.


Find Patent Forward Citations

Barak, Daniel. (2020). Alternative w-seal groove arrangement (U.S. Patent No. 10533446). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10533446

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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