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. 21, 2003
Filed:
Nov. 12, 1999
Applicant:
Inventors:
Rainer Arndt, Leverkusen, DE;
Hans-Rudolf Czerny, Swistal, DE;
Assignee:
Illbruck GmbH, Leverkusen, DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 5/26 ; B32B 2/712 ;
U.S. Cl.
CPC ...
B32B 5/26 ; B32B 2/712 ;
Abstract
An insulation member ( ) based on non-woven material, wherein In order to provide the insulation member based on non-woven it material, which is distinguished by fulfilling one or more requirements such as a high level of sound absorption and sound damping, high heat insulation and low formation of liquid water at high temperature gradients and high humidity gradients, a layered construction is provided from different non-woven materials such as padding-type (fleece) non-woven material or melt-extruded non-woven spun material.