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:
Dec. 19, 2017
Filed:
Oct. 25, 2013
Applicant:
Magna Powertrain Bad Homburg Gmbh, Bad Homburg, DE;
Inventors:
Daniel Ziehr, Remscheid, DE;
Freddy Schönwald, Hückeswagen, DE;
Carsten Sczesny, Bochum, DE;
Benjamin Pyrdok, Bergisch Gladbach, DE;
Dietmar Moeser, Marienheide, DE;
Assignee:
Magna Powertrain Bad Homburg GmbH, Bad Homburg, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
F01C 19/00 (2006.01); F03C 2/00 (2006.01); F03C 4/00 (2006.01); F04C 2/00 (2006.01); F01C 21/10 (2006.01); F04C 18/344 (2006.01); F04C 27/00 (2006.01); F04C 29/12 (2006.01); F04C 25/02 (2006.01); F04C 29/06 (2006.01);
U.S. Cl.
CPC ...
F01C 21/10 (2013.01); F04C 18/3448 (2013.01); F04C 25/02 (2013.01); F04C 27/00 (2013.01); F04C 27/008 (2013.01); F04C 29/065 (2013.01); F04C 29/068 (2013.01); F04C 29/12 (2013.01); F04C 29/124 (2013.01); F04C 18/344 (2013.01); F05C 2225/06 (2013.01); F05C 2253/16 (2013.01);
Abstract
The invention relates to a vacuum pump for a motor vehicle, comprising a pump housing surface, on which a noise reduction hood delimiting a sound damping volume is mounted. The invention is characterized in that a multi-functional decoupling element is located between the pump housing surface and the noise reduction hood, said element carrying out a sealing function and a valve function in addition to a sound decoupling function.