PUMP
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Issued Date -
Sep 4, 2014
app pub date -
Feb 27, 2014
filing date -
Mar 1, 2013
priority date (Note) -
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status (Latency Note)
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Abstract
A vacuum pump has at least one side passage pump stage which comprises a side passage bounded by at least one stator element and having a coolant circuit for cooling the vacuum pump with a coolant, wherein the coolant circuit has at least one coolant passage for the side passage pump stage which is bounded at least regionally by the stator element.
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