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:
May. 19, 2009
Filed:
Apr. 04, 2006
Applicants:
Alan R Maguire, Derby, GB;
David S Knott, Loughborough, GB;
Inventors:
Alan R Maguire, Derby, GB;
David S Knott, Loughborough, GB;
Assignee:
Rolls-Royce plc, London, GB;
Primary Examiner:
Int. Cl.
CPC ...
F16D 33/02 (2006.01); F16D 57/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
A drive arrangement for driving, or for being driven by, a fluid is disclosed. The drive arrangement comprises a rotatable member () for receiving the fluid, and having mounted thereon a plurality of drive members (). The drive members () are movable between a drive position, in which the drive members can drive, or be driven by, the fluid, and a non-drive position in which the drive members () are substantially prevented from driving or being driven by a fluid received in the rotatable member ().