Auxiliary bearing design for active magnetic bearings
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United States of America Patent
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Jun 4, 1991
Grant Date -
N/A
app pub date -
May 24, 1990
filing date -
May 24, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A magnetic bearing rotating structure includes a rotor magnetically supported in a housing by a magnetic bearing. A back-up bearing arrangement is used to resist impact on the rotor, including a fixed bumper bearing for resisting a sudden impact, and an auxiliary bearing for rotatably supporting the rotor while the magnetic bearing resumes operation.
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