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:
Jun. 05, 2012
Filed:
Apr. 25, 2008
Applicants:
Stephan Weber, Zwickau, DE;
Hans Haecker, Sachsenheim, DE;
Frank Roeckle, Leonberg, DE;
Inventors:
Assignee:
Knorr-Bremse Systeme fuer Nutzfahrzeuge GmbH, Munich, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 1/10 (2006.01); F01N 1/24 (2006.01); F01N 1/00 (2006.01); F01N 1/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A silencer is described for damping the outflow noise of compressed air from compressed air appliances, in particular compressed air appliances of vehicles, with an inlet port, with at least one outlet port and with a pot-like housing which is arranged between these ports and which has a pot casing and a pot bottom, a sound-absorbing material in the form of a cartridge of a filter knit, serving for noise damping, being arranged in the inner space of the pot-like housing, characterized in that a layer of fibrous material is arranged between the cartridge and the pot casing.