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:
May. 21, 2024

Filed:

Jun. 08, 2023
Applicant:

Pratt & Whitney Canada Corp., Longueuil, CA;

Inventors:

Gavin Rohiteshwar Kisun, Oakville, CA;

Danny Noiseux, Longueuil, CA;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/60 (2006.01); F04D 29/44 (2006.01);
U.S. Cl.
CPC ...
F04D 29/601 (2013.01); F04D 29/441 (2013.01);
Abstract

A method of positioning exits of diffuser pipes of a centrifugal compressor in an aircraft engine includes aligning an alignment tool with a structure supporting the diffuser pipes, and rotating each diffuser pipe about an inlet axis thereof to close a gap between a surface of the diffuser pipe and part of the alignment tool until the diffuser pipe abuts the part of the alignment tool. The alignment tool includes for example a body defining a center axis and having at least one tool datum configured for abutting against the casing, and a plurality of alignment members that are fixed to the body and extend radially from the body relative to the center axis.


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