Rotary compressor for respiration systems
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United States of America Patent
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Jul 16, 2002
Grant Date -
N/A
app pub date -
Jul 14, 1999
filing date -
Feb 3, 1999
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An improved rotary compressor (1) for respiration systems with breathing gases transported in a closed system. This rotary compressor (1), which can be washed and sterilized, is has an electrically driven compressor wheel (5) mounted by means of an aerodynamic gas slide bearing. The gas slide bearing comprises radially and axially loaded surfaces, wherein either the axially loaded surface (10) of the compressor wheel (5) or the axially loaded, nonmoving housing surface (11) has grooves (22).
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