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:
Apr. 06, 2004
Filed:
Aug. 11, 2000
Applicant:
Inventors:
Ralph Gerstner, Hannover, DE;
Hans Kutter-Schrader, Isernhagen, DE;
Assignee:
Stankiewicz GmbH, Adelhidsdorf, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
E04F 1/704 ;
U.S. Cl.
CPC ...
E04F 1/704 ;
Abstract
The present invention relates to a gas flow-through line with a sound absorption effect. Thereby the wall ( ) of the line ( ) has through-going perforations ( ) having a diameter of less than 1 mm. The invention can for example find employment in the air suction hoses of a turbocharger of an internal combustion engine.