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. 30, 1990
Filed:
May. 25, 1989
Applicant:
Inventors:
Harald Raab, Schweinfurt, DE;
Manfred Klein, Volkach, DE;
Nikolaus D Mackert, Sennfeld, DE;
Karlheinz Hofmann, Gochsheim, DE;
Gerhard Bittenbring, Schweinfurt, DE;
Assignee:
Fichtel & Sachs AG, Schweinfurt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F16D / ;
U.S. Cl.
CPC ...
192 7016 ; 29520 ; 1921062 ; 403359 ;
Abstract
The invention relates to the connection of a hub with a hub disc for a clutch disc by a plastic deformation operation of the hub, the hub is formed of heat-treatable sintered steel.