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:
Sep. 28, 2010
Filed:
Feb. 14, 2006
Applicants:
Clive R Holland, Derby, GB;
David M Lambert, Derby, GB;
Inventors:
Clive R Holland, Derby, GB;
David M Lambert, Derby, GB;
Assignee:
Rolls-Royce plc, London, GB;
Primary Examiner:
Int. Cl.
CPC ...
F01D 17/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A pivot ring arrangement for a stage of variable stator vanes (VSVs) () in a gas turbine engine comprises a plurality of segments () secured in a segment carrier (). The segments are injection molded from self-lubricating material, obviating the need for separate bushes for the VSV spindles ().