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. 26, 2007
Filed:
Apr. 07, 2003
Applicants:
Udo Wirthwein, Creglingen, DE;
Otto Kaulbersch, Creglingen, DE;
Dirk Vorderbrück, Werdohl, DE;
Inventors:
Assignee:
Wirthwein AG, Creglingen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E01B 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention relates to a damping means for damping acoustic vibrations on rails. This damping means is, in particular, a body made of plastics and ferrous materials. The damping means is characterized by a chamber filling body, which consists of a thermoplastic and of metal constituents finely dispersed therein and is produced by extrusion or injection molding, whereby the density of the body is >2.4 g/cm.
Quick Actions:
Wirthwein, Udo. (2007). Damping device for rails (U.S. Patent No. 7234647). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7234647
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile