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. 10, 2007
Filed:
Nov. 09, 2004
Applicant:
David G Macmanus, Olney, GB;
Inventor:
David G MacManus, Olney, GB;
Assignee:
Rolls-Royce plc, London, GB;
Primary Examiner:
Int. Cl.
CPC ...
B64C 26/06 (2006.01); F01D 5/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
An arrangement for reducing vorticity downstream of a turbine nozzle guide vanein a gas turbine engine. The arrangement including directing cooling air through the guide vaneand out through outletsin directions to counteract the wave vorticity produced downstream of the guide vane