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:
Jan. 26, 2016
Filed:
Oct. 06, 2011
Applicants:
Zahid M Hussain, Derby, GB;
Christopher T J Sheaf, Derby, GB;
Andrew J Mullender, Nottingham, GB;
David Macmanus, Olney, GB;
Brian a Handley, Derby, GB;
Inventors:
Zahid M Hussain, Derby, GB;
Christopher T J Sheaf, Derby, GB;
Andrew J Mullender, Nottingham, GB;
David MacManus, Olney, GB;
Brian A Handley, Derby, GB;
Assignee:
ROLLS-ROYCE PLC, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01D 25/02 (2006.01); F02C 7/047 (2006.01); F01D 25/08 (2006.01); F02C 7/24 (2006.01);
U.S. Cl.
CPC ...
F01D 25/02 (2013.01); F01D 25/08 (2013.01); F02C 7/047 (2013.01); F02C 7/24 (2013.01); F05D 2260/201 (2013.01);
Abstract
A fluid impingement arrangement comprising a supply manifold and at least one nozzle exit coupled to the supply manifold. The nozzle exit is arranged as a Coanda surface having a restriction and has at least one static pressure tapping that cross-connects two regions of the restriction to induce passive oscillation in a fluid jet passing through the nozzle exit.