Title:
ロータとロータを無接触で支持する磁気軸受を備える装置
Document Type and Number:
Japanese Patent JP4018981
Kind Code:
B2
Abstract:
The device comprises a) a rotor which can rotate or rotates about a rotational axis and b) at least one magnetic suspension bearing, in which the rotor can be or is mounted in a contactless manner and which comprises at least one super-conductive structure in addition to several permanent magnets, and c) a cooling device comprising at least one refrigeration head for cooling the super-conductive structure of the or each magnetic suspension bearing, whereby d) the rotor and each magnetic suspension bearing are arranged in a common gas chamber, which is surrounded by a gas-proof wall. The advantage of the device is that ice is prevented from forming on the magnetic suspension bearing.
Inventors:
Steinmeier, Florian
Application Number:
JP2002534715A
Publication Date:
December 05, 2007
Filing Date:
September 21, 2001
Export Citation:
Assignee:
Siemens Aktiengesellschaft
International Classes:
F16C32/04; F16C37/00; F16C39/06; H02K7/09; H02K9/00; H02K55/04
Domestic Patent References:
| JP1069360U | ||||
| JP11509079A | ||||
| JP6013370U | ||||
| JP7229517A | ||||
| JP11337240A | ||||
| JP2000240650A | ||||
| JP10235416A |
Attorney, Agent or Firm:
Iwao Yamaguchi