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:
Aug. 10, 2021
Filed:
Aug. 09, 2018
Rolls-royce Plc, London, GB;
David A. Edwards, Derby, GB;
David P. Scothern, Derby, GB;
ROLLS-ROYCE plc, London, GB;
Abstract
An auxiliary oil supply apparatus for a rotating device (), the rotating device comprising a primary oil supply (), a rotating component () and a static component () situated radially outwardly of a centre of rotation of the rotating component () and arranged to collect oil () held radially outwardly from the rotating component () as the rotating component rotates. The auxiliary oil apparatus comprises a scoop () associated with the rotating component () and is responsive to a change in a known parameter to move between a first position in the static component () to a second position between the static component () and the centre of rotation.