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. 02, 2015
Filed:
Jun. 30, 2008
Applicants:
Andrew Waye, Forest Row, GB;
Mark Spitteler, Horley, GB;
Inventors:
Andrew Waye, Forest Row, GB;
Mark Spitteler, Horley, GB;
Assignee:
Edwards Limited, Crawley, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/08 (2006.01); F04D 19/04 (2006.01); F04C 25/02 (2006.01); F04C 29/02 (2006.01); F04D 29/059 (2006.01); F04D 29/063 (2006.01); F16C 33/66 (2006.01); F16N 7/12 (2006.01); F16N 7/36 (2006.01);
U.S. Cl.
CPC ...
F04D 19/042 (2013.01); F04C 25/02 (2013.01); F04C 29/02 (2013.01); F04C 2240/50 (2013.01); F04D 29/059 (2013.01); F04D 29/063 (2013.01); F16C 33/6648 (2013.01); F16C 33/6659 (2013.01); F16N 7/12 (2013.01); F16N 7/366 (2013.01);
Abstract
A vacuum pump () comprises a casing and a rotor located in the casing, the rotor comprising a shaft () supported by a bearing arrangement () for rotation relative to the casing. A lubricant reservoir () is provided for storing lubricant for lubricating a rolling bearing () of the bearing arrangement, and a brush () comprising a set of bristles () held by the reservoir transfers lubricant from the reservoir to the rotor.