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:
Aug. 08, 2006
Filed:
Jul. 13, 1999
Bernhard Schick, Tegernbach, DE;
Herbert Dormeier, Germering, DE;
Helmut Spannheimer, Neukeferloh, DE;
Bernd Lischo, Dorfen, DE;
Raymond Freymann, München, DE;
Bernhard Schick, Tegernbach, DE;
Herbert Dormeier, Germering, DE;
Helmut Spannheimer, Neukeferloh, DE;
Bernd Lischo, Dorfen, DE;
Raymond Freymann, München, DE;
TUV Automotive GmbH, , DE;
Bayerische Motorenwerke AG, , DE;
Abstract
An apparatus for producing sounds corresponding to the operation of an internal combustion engine in the interior space of a motor vehicle is characterized by a pressure sensor () that detects fluctuations in pressure in a fresh air stream into the engine, an amplification device () for amplifying output signals of the pressure sensor, and at least one speaker () attached to the amplifier and arranged in the interior space of the vehicle for reproducing the amplified signals.