Vacuum pump
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United States of America Patent
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Apr 7, 2015
Grant Date -
Jun 6, 2013
app pub date -
Aug 16, 2011
filing date -
Aug 16, 2010
priority date (Note) -
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Abstract
The invention relates to a vacuum pump, in particular a vane pump, having a pump housing in which an intake chamber is provided, and a pump housing opening which feeds into the intake chamber, wherein an intake check valve is arranged in the pump housing opening and communicates with the atmosphere or feeds into an external vacuum chamber, with the intake check valve being accommodated in a pot-shaped valve housing, and with the pot-shaped valve housing having a housing bottom and a housing jacket, wherein the housing bottom is connectable to the housing jacket and the housing bottom can be snapped onto the housing jacket.
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