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:
Apr. 22, 2014
Filed:
Jan. 14, 2011
Applicants:
Jürgen Kreutzkämper, Berlin, DE;
Paul Sattelberger, Reilingen, DE;
Inventors:
Jürgen Kreutzkämper, Berlin, DE;
Paul Sattelberger, Reilingen, DE;
Assignee:
Aktiebolaget SKF, Gothenburg, SE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01M 1/00 (2006.01); F16N 7/14 (2006.01); F16N 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A lubricant supply device comprises a tank configured to hold a lubricant. At least one movable piston unit is disposed in the holding tank and at least partially defines a lubricant chamber. The lubricant chamber has at least two openings, of which one is a lubricant inlet and the other is a lubricant outlet. A first one of the openings is disposed in the movable piston unit.