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.

Date of Patent:
Nov. 13, 2001

Filed:

Apr. 21, 1999
Applicant:
Inventors:

Wolfram Beier, Essenheim, DE;

Rainer Liebald, Nauheim, DE;

F. Nagler, Gädheim, DE;

Assignee:

Other;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B32B 1/712 ;
U.S. Cl.
CPC ...
B32B 1/712 ;
Abstract

Friction linings for torque transmission devices, in particular for friction clutches, are based on an inorganic composite material of (a) a matrix of glass or glass ceramic, (b) inorganic reinforcing fibres and (c) one or more ceramic, vitreous or metallic fillers, the fillers providing the friction clutches with improved comfort characteristics.


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