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:
Oct. 17, 1989
Filed:
Nov. 05, 1987
Applicant:
Inventors:
Rainer Andra, Limburg, DE;
Klaus Kurr, Weinheim-Hohensachsen, DE;
Gunter Ullrich, Hemsbach, DE;
Udo Dorge, Laudenbach, DE;
Assignee:
Firma Carl Freudenberg, Weinheim/Bergstrasse, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16F / ;
U.S. Cl.
CPC ...
7457 / ; 74574 ; 464 83 ; 464180 ;
Abstract
A torsion-vibration damper comprising a driving ring and take-off ring that are rotatable relative to each other, segment chambers spaced from the axis of rotation, the chambers being bounded by the driving ring and the take-off ring and divided into subchambers by a partition, the subchambers being connected by at least one connecting opening and having at least one boundary formed of a resilient wall part.