Liquid ring pump
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Sep 11, 2001
Grant Date -
N/A
app pub date -
Dec 29, 1999
filing date -
Jun 30, 1997
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A liquid ring pump including at least one drive unit is described, having a drive shaft, a working space housing with an impeller rotating in it and axially freely movable on the drive shaft, and a disk cam with passages in the region of a front face of the drive shaft for an exchange of operating fluid for venting. The passage for the exchange of operating fluid and the axial free mobility have the effect that the impeller adjusts itself during operation.
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