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. 11, 1994
Filed:
Jul. 02, 1992
Applicant:
Inventors:
Gunther Handke, Euerbach, DE;
Rolf Wengenroth, Schweinfurt, DE;
Gunther Braun, Geldersheim, DE;
Helmut Baalmann, Bergrheinfeld, DE;
Assignee:
Fichtel & Sachs AG, Schweinfurt, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F16F / ;
U.S. Cl.
CPC ...
188294 ; 188318 ; 18832219 ;
Abstract
In a vibration damper for a motor vehicle a flow path connecting a working chamber of the cylinder with a damping behavior control unit is confined by a flow path tube surrounding the cylinder. The flow path tube is provided adjacent its axial end portions with bead-shaped grooves accommodating respective sealing rings. These sealing rings are according to an illustrated example of the invention in engagement with an external surface of the cylinder. The bead-shaped grooves are obtained by non-cutting machining.