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:
Jun. 04, 2019
Filed:
May. 27, 2011
Applicant:
Andrew John Collins, Weston Super Mare, GB;
Inventor:
Andrew John Collins, Weston Super Mare, GB;
Assignee:
MICROTECNICA S.R.L., Turin, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/12 (2006.01); B64C 27/615 (2006.01); B64C 27/72 (2006.01);
U.S. Cl.
CPC ...
F01D 5/12 (2013.01); B64C 27/615 (2013.01); B64C 2027/7272 (2013.01); Y02T 50/34 (2013.01);
Abstract
A rotor blade includes an actuator comprising an electric motor having a rotary drive shaft, a bearing for mounting the rotary drive shaft along an axis extending along the length of the rotor blade, and a lubrication system for lubricating the bearing. The lubrication system includes a sump closer to the tip of the blade than the bearing, and a pump for pumping lubricant from the sump to the bearing.