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公开(公告)号:EP1984221B1
公开(公告)日:2009-12-09
申请号:EP07726264.0
申请日:2007-01-30
发明人: SCHONLAU, Jürgen , RÜFFER, Manfred , RITTER, Wolfgang , SEITZ, Karlheinz , DRUMM, Stefan A. , GONZALEZ, Jose , JÜRGING, Michael , GUDE, Daniela , VOLKERING, Oliver
CPC分类号: B60T17/02 , F04B39/0061 , F04B45/043 , F04B45/047
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公开(公告)号:EP1984221A1
公开(公告)日:2008-10-29
申请号:EP07726264.0
申请日:2007-01-30
发明人: SCHONLAU, Jürgen , RÜFFER, Manfred , RITTER, Wolfgang , SEITZ, Karlheinz , DRUMM, Stefan A. , GONZALEZ, Jose , JÜRGING, Michael , GUDE, Daniela , VOLKERING, Oliver
CPC分类号: B60T17/02 , F04B39/0061 , F04B45/043 , F04B45/047
摘要: In order to provide a motor/pump assembly (1, 101), comprising a dry-running pump (2, 102), which meets high requirements in relation to acoustic comfort, it is proposed according to the invention that the outlet channels (13, 113) are provided arranged in the working-space covers (6, 106) and in the pump housing (5, 105) in such a way that air which is expelled from the working spaces (7, 107) is routed into an inner space (28, 128) of the pump housing (5, 105), and that an air outlet unit (29, 129) is provided which makes low-noise expelling of the air possible from the inner space (28, 128).
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