US 11,988,229 B2
Diffuser pipe alignment tool
Gavin Rohiteshwar Kisun, Oakville (CA); and Danny Noiseux, Longueuil (CA)
Assigned to PRATT & WHITNEY CANADA CORP., Longueuil (CA)
Filed by PRATT & WHITNEY CANADA CORP., Longueuil (CA)
Filed on Jun. 8, 2023, as Appl. No. 18/331,276.
Application 18/331,276 is a division of application No. 17/557,967, filed on Dec. 21, 2021, granted, now 11,708,844.
Prior Publication US 2023/0313814 A1, Oct. 5, 2023
Int. Cl. F04D 29/60 (2006.01); F04D 29/44 (2006.01)
CPC F04D 29/601 (2013.01) [F04D 29/441 (2013.01)] 12 Claims
OG exemplary drawing
 
1. A method of positioning exits of diffuser pipes of a centrifugal compressor in an aircraft engine,
the method comprising:
aligning an alignment tool with a structure supporting the diffuser pipes; and
rotating each said diffuser pipes 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.