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:
Dec. 14, 2010

Filed:

Jun. 06, 2008
Applicants:

Manfred Nicolai, Esslingen, DE;

Frank Castor, Esslingen, DE;

Jan Krüger, Neuhausen, DE;

Inventors:

Manfred Nicolai, Esslingen, DE;

Frank Castor, Esslingen, DE;

Jan Krüger, Neuhausen, DE;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01N 1/02 (2006.01); F01N 1/04 (2006.01); F01N 1/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention relates to a silencer for an airborne sound conducting pipe system, including a housing enclosing an interior space, an inlet pipe having an outlet within the interior space, a bypass pipe branching off from inlet pipe within the housing and having an outlet, a control element actuated by the gas flow and arranged downstream of bypass pipe on or in the inlet pipe, and at least one outlet pipe having an inlet within the interior space. Furthermore, the interior space is acoustically unseparated in such a manner that the volume of the interior space loaded with the airborne sound is equal with opened and with closed control element.


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