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. 06, 2019
Filed:
May. 18, 2017
Applicant:
Wabco Automotive Uk Limited, Leeds, Yorkshire, GB;
Inventors:
Assignee:
WABCO AUTOMOTIVE UK LIMITED, Batley, Leeds, Yorkshire, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04C 29/02 (2006.01); F04C 29/00 (2006.01); F04C 18/344 (2006.01); F04C 25/02 (2006.01);
U.S. Cl.
CPC ...
F04C 29/02 (2013.01); F04C 29/021 (2013.01); F04C 29/023 (2013.01); F04C 18/344 (2013.01); F04C 25/02 (2013.01); F04C 29/0071 (2013.01); F04C 2220/10 (2013.01); F04C 2240/20 (2013.01);
Abstract
An automotive vacuum pump includes a casing defining a cavity, the casing having an inlet and an outlet, wherein the cavity contains a rotor extending through a side of the casing to the exterior thereof and being provided with a coupling arrangement to couple the rotor to a drive member. The vacuum pump is provided with a lubrication conduit for the supply of lubricating fluid to the coupling arrangement from within the vacuum pump.