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:
Jul. 04, 2023
Filed:
Jan. 26, 2022
Pratt & Whitney Canada Corp., Longueuil, CA;
Richard Freer, Saint-Basile-le-Grand, CA;
Kian McCaldon, Orangeville, CA;
Tin-Cheung John Hu, Markham, CA;
Michel Bousquet, Longueuil, CA;
André Fortin, Ste-Praxède, CA;
PRATT & WHITNEY CANADA CORP., Longueil, CA;
Abstract
A method of servicing a gas turbine engine having an igniter socket, the method comprising: inserting a glow plug into the igniter socket of the gas turbine engine until a rod end of a glow plug heater rod of the glow plug is exposed to a combustion chamber of the gas turbine engine; and blocking a gap between the glow plug heater rod and an aperture defined in a combustor liner of the gas turbine engine to block fluid communication between the combustion chamber and an environment outside the combustion chamber via the aperture.