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. 10, 2006
Filed:
Nov. 17, 2004
Applicant:
Peter Jeffrey Goodman, Bristol, GB;
Inventor:
Peter Jeffrey Goodman, Bristol, GB;
Assignee:
Rolls-Royce PLC, London, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/20 (2006.01);
U.S. Cl.
CPC ...
Abstract
An unshrouded rotor bladecomprising an aerofoil, said aerofoilhaving a leading edge, a trailing edge, a pressure surfaceand a suction surface, there being provided at a radially outer extremity of the aerofoila gutterwhich is wider than the aerofoiladjacent the trailing edgethereof, wherein at least a part of the gutteris offset towards the aerofoil pressure surface