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. 12, 2014
Filed:
Oct. 20, 2009
Applicants:
Olaf Schmitjes, Essen, DE;
Joerg Heldmann, Aachen, DE;
Inventors:
Olaf Schmitjes, Essen, DE;
Joerg Heldmann, Aachen, DE;
Assignee:
Saint-Gobain Performance Plastics Pampus GmbH, Willich, DE;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
F16C 33/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A maintenance-free plain bearing includes a metal support, an intermediate layer applied directly thereto and a sliding layer applied to the intermediate layer. The intermediate layer includes at least one functionalized thermoplastic polymer having functional groups of the formula —COOH and/or —COOR, where the radicals R are cyclic or linear organic radicals having from 1 to 20 carbon atoms.