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:
May. 05, 1987
Filed:
Nov. 27, 1984
Applicant:
Inventors:
Ehrenfried Blumel, Adelheidsdorf, DE;
Heinemann Gahlau, Celle, DE;
Manfred Hoffmann, Nienhof, DE;
Klaus Wittenmayer, Uetze, DE;
Thomas Stankiewicz, Celle, DE;
Christoph Kittel, Nienhagen, DE;
Assignee:
Dr. Alois Stankiewicz GmbH, Adelheidsdorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C08K / ;
U.S. Cl.
CPC ...
524426 ; 524425 ; 524427 ; 524525 ;
Abstract
Viscoelastic plastics materials having a dynamic elasticity modulus of 10.sup.7 to 10.sup.10 Nm.sup.-2 and a loss factor of at least 5 are used for the manufacture of motor vehicle parts, such as wheel housing parts, instrument panels, and door panels, in order to reduce interior noise.