Title:
VACUUM PUMP FOR A MOTOR VEHICLE
Document Type and Number:
WIPO Patent Application WO/2014/075658
Kind Code:
A3
Abstract:
The invention relates to a vacuum pump (1) for a motor vehicle, comprising a pump housing surface (8), on which a noise reduction hood (30) delimiting a sound damping volume is mounted. The invention is characterized in that the noise reduction hood (30), on at least one inner surface facing the pump housing surface (8), has a three-dimensional sound dissipation structure (60).
Inventors:
PYRDOK BENJAMIN (DE)
ZIEHR DANIEL (DE)
SCZESNY CARSTEN (DE)
MÖSER DIETMAR (DE)
SCHÖNWALD FREDDY (DE)
ZIEHR DANIEL (DE)
SCZESNY CARSTEN (DE)
MÖSER DIETMAR (DE)
SCHÖNWALD FREDDY (DE)
Application Number:
PCT/DE2013/100368
Publication Date:
December 04, 2014
Filing Date:
October 25, 2013
Export Citation:
Assignee:
MAGNA POWERTRAIN BAD HOMBURG GMBH (DE)
International Classes:
F04C25/02; F04C29/06; F04C27/00
Domestic Patent References:
| WO2007027168A1 | 2007-03-08 |
Foreign References:
| US20040170516A1 | 2004-09-02 | |||
| US20110300014A1 | 2011-12-08 | |||
| DE19804567A1 | 1999-08-12 |
Attorney, Agent or Firm:
RAUSCH, Gabriele (PatentabteilungKurfürst-Eppstein-Ring 11, Sailauf, DE)
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