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. 07, 2017
Filed:
Feb. 05, 2014
Applicant:
Rolls-royce Plc, London, GB;
Inventor:
Ian Murray Garry, Thurcaston, GB;
Assignee:
ROLLS-ROYCE plc, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F02C 7/12 (2006.01); B22D 25/02 (2006.01); B22D 5/00 (2006.01); F23R 3/50 (2006.01); B22F 5/00 (2006.01); F02C 7/24 (2006.01); B22F 3/105 (2006.01); B22F 3/22 (2006.01); F23R 3/10 (2006.01);
U.S. Cl.
CPC ...
F02C 7/12 (2013.01); B22D 25/02 (2013.01); B22F 3/1055 (2013.01); B22F 3/225 (2013.01); B22F 5/00 (2013.01); B22F 5/009 (2013.01); F02C 7/24 (2013.01); F23R 3/10 (2013.01); F23R 3/50 (2013.01); F23R 2900/00012 (2013.01); F23R 2900/00018 (2013.01); Y02P 10/295 (2015.11);
Abstract
A gas turbine engine combustion chamber heat shield and seal assembly comprises a heat shield and a seal. The heat shield has an aperture and the seal is located in the aperture in the heat shield. The seal comprises an annular member having an upstream end, a middle and a downstream end. The upstream end of the seal has a diameter greater than the diameter of the aperture in the heat shield, the middle has a diameter less than the diameter of the aperture in the heat shield and the downstream end of the seal has a diameter greater than the diameter of the aperture in the heat shield.