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:
Jul. 15, 2025

Filed:

Nov. 19, 2024
Applicant:

Rtx Corporation, Farmington, CT (US);

Inventors:

Christian X Campbell, West Hartford, CT (US);

Cheng Gao, South Glastonbury, CT (US);

Assignee:

RTX CORPORATION, Farmington, CT (US);

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F01D 11/08 (2006.01); F01D 25/24 (2006.01);
U.S. Cl.
CPC ...
F01D 11/08 (2013.01); F01D 25/246 (2013.01); F05D 2240/11 (2013.01); F05D 2260/30 (2013.01); F05D 2300/6033 (2013.01);
Abstract

A ceramic matrix composite (CMC) blade outer air seal (BOAS) assembly includes a CMC BOAS including a base and a pair of rails having a substantially π-shaped cross-section. The pair of rails include a first pair of aligned holes at a first end and second pair of aligned holes at a second end. A first pair of parallel metallic pins have a first end connected to a first central support pin and a second end connected to a second central support pin, respectively, wherein the first pair of parallel metallic pins are configured to engage the first pair of aligned holes. A second pair of parallel metallic pins also have a first end connected to a first central support pin and a second end connected to a second central support pin, respectively, wherein the second pair of parallel metallic pins are configured to engage the second pair of aligned holes.


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