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. 27, 2004
Filed:
Sep. 04, 2002
Jürgen Dreyer, Schafheim, DE;
Rolf Janke, Kiel, DE;
Heiko Schnieders, Schafheim, DE;
Michael Hein, Revensdorf, DE;
Winfried Möll, Laubach, DE;
Siemens Aktiengesellschaft, München, DE;
Abstract
A vehicle ( ) having a sound-radiating element ( ) for emitting sound waves into a passenger compartment ( ) and having an air duct ( ) for the air conditioning of the passenger compartment ( ), the air duct ( ) having an air duct inner wall ( ) facing the passenger compartment ( ). To reduce the installation space for the sound-radiating element and to simplify the assembly, the sound-radiating element ( ) has the air duct inner wall ( ) and an oscillation exciter ( ) arranged on the air duct inner wall ( ), for exciting oscillation of the air duct inner wall ( ).