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:
Feb. 19, 2019
Filed:
Sep. 30, 2015
Rolls-royce Corporation, Indianapolis, IN (US);
Rolls-royce North American Technologies Inc., Indianapolis, IN (US);
Joseph Clegg, Seymour, IN (US);
Craig English, Indianapolis, IN (US);
Behram Kapadia, Indianapolis, IN (US);
Kenneth M. Pesyna, Carmel, IN (US);
Jason Lee Swindle, Moorseville, IN (US);
Jason Wayne Rector, Martinsville, IN (US);
Christopher Vincent, Indianapolis, IN (US);
Nicholas D. Metzger, Fishers, IN (US);
Daniel G. Edwards, Brownsburg, IN (US);
ROLLS-ROYCE CORPORATION, Indianapolis, IN (US);
ROLLS-ROYCE NORTH AMERICAN TECHNOLOGIES INC., Indianapolis, IN (US);
Abstract
A cooling system for a gas turbine is provided that may include a drive shaft, a shield of a combustor of the gas turbine engine, and a conduit. The drive shaft may be configured to mechanically couple a compressor of the gas turbine engine to a turbine of the gas turbine engine. The shield may be positioned between the compressor and the turbine. The combustor may be configured to drive the turbine. The conduit may be configured to supply a cooling fluid to a gap between an outer surface of the drive shaft and the shield of the combustor.