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:
Oct. 22, 2019
Filed:
Oct. 11, 2016
Applicant:
Rolls-royce Plc, London, GB;
Inventors:
Johnathan H. Wilshaw, Barlaston, GB;
Crispin D. Bolgar, Nottingham, GB;
Assignee:
ROLLS-ROYCE plc, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/54 (2006.01); F01D 25/24 (2006.01); F02C 6/08 (2006.01);
U.S. Cl.
CPC ...
F04D 29/547 (2013.01); F01D 25/243 (2013.01); F02C 6/08 (2013.01); F04D 29/542 (2013.01); F05D 2220/32 (2013.01); F05D 2240/12 (2013.01); F05D 2240/14 (2013.01); F05D 2240/30 (2013.01); F05D 2250/314 (2013.01); F05D 2250/324 (2013.01); F05D 2250/38 (2013.01); F05D 2250/71 (2013.01);
Abstract
A compressor section for a gas turbine engine, the compressor section including a circumferential row of stator vanes, a circumferential row of rotor blades, and a casing arrangement. A row of bleed ports are provided in the casing arrangement. Each of the bleed ports extends radially and is curved such that an outlet of the port is rearward of and is circumferentially offset in a direction of rotation of the rotor blades from an inlet of the port.