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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.:

US 10145387 B1

PDFFull Text
Date of Patent:
Dec. 04, 2018

Filed:

Apr. 22, 2016

Compressor tip injector

Applicant:

Rolls-royce Plc, London, GB;

Inventors:

Glenn A Knight, Derby, GB;

Alan R Maguire, Derby, GB;

Daniel Robinson, Derby, GB;

George Bostock, Derby, GB;

Mark J Wilson, Nottingham, GB;

Assignee:

ROLLS-ROYCE plc, London, GB;

Attorney:

Oliff PLC

Primary Examiner:

Igor Kershteyn

Int. Cl.
CPC ...
F04D 29/52 (2006.01); B64D 13/06 (2006.01); F04D 19/00 (2006.01); F04D 27/00 (2006.01); F04D 29/32 (2006.01); F04D 29/68 (2006.01); B64C 21/04 (2006.01); B64D 13/02 (2006.01); B64D 13/04 (2006.01); F16H 15/38 (2006.01); F16H 37/08 (2006.01); F04D 25/02 (2006.01); F04D 27/02 (2006.01); B64D 33/02 (2006.01);
U.S. Cl.
CPC ...
F04D 29/526 (2013.01); B64C 21/04 (2013.01); B64D 13/02 (2013.01); B64D 13/04 (2013.01); B64D 13/06 (2013.01); F04D 19/00 (2013.01); F04D 25/02 (2013.01); F04D 25/028 (2013.01); F04D 27/009 (2013.01); F04D 27/0261 (2013.01); F04D 29/324 (2013.01); F04D 29/684 (2013.01); F16H 15/38 (2013.01); F16H 37/084 (2013.01); B64D 2013/0618 (2013.01); B64D 2013/0622 (2013.01); B64D 2033/0226 (2013.01); B64D 2033/0286 (2013.01); F05D 2220/36 (2013.01); F05D 2270/101 (2013.01); F16H 37/086 (2013.01); F16H 2037/088 (2013.01);
Abstract

A gas turbine engine comprising a compressor, a compressor case surrounding the compressor and a compressor tip injector system is disclosed. The compressor tip injector system comprises a cabin blower system comprising a cabin blower compressor arranged in use to compress air used in a cabin of an aircraft and by the compressor tip injector system. The compressor case comprises one or more injectors of the compressor tip injector system through which in use air from the cabin blower compressor is injected towards blade tip ends of blades of the compressor as they rotate.

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