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:
Nov. 11, 2008
Filed:
Nov. 17, 2005
Michael a Macquisten, Derby, GB;
Anthony J Moran, Nuneaton, GB;
Michael Whiteman, Loughborough, GB;
Jonathan F Carrotte, Leicester, GB;
Ashley G Barker, Loughborough, GB;
Martin S Goodwin, Loughborough, GB;
Michael A Macquisten, Derby, GB;
Anthony J Moran, Nuneaton, GB;
Michael Whiteman, Loughborough, GB;
Jonathan F Carrotte, Leicester, GB;
Ashley G Barker, Loughborough, GB;
Martin S Goodwin, Loughborough, GB;
Rolls-Royce plc, London, GB;
Abstract
A combustion chamber suitable for a gas turbine engine is provided with at least one Helmholtz resonator having a resonator cavity and a resonator neck in flow communication with the chamber interior. The resonator neck is provided with at least cooling holes extending through its wall for improved damping and cooling, at least one of the holes is directed towards the resonator cavity.