Title:
【発明の名称】磁気軸受装置
Document Type and Number:
Japanese Patent JP3041342
Kind Code:
B2
Abstract:
The invention discloses a magnetic bearing device comprising a rotary main shaft (1), an armature disk (2) mounted on said rotary main shaft (1), and a pair of bearing elements (3) disposed on opposite sides in the axial direction of said armature disk (2), each of said bearing elements (3) comprising a control coil (7) provided with a pair of pole pieces (5, 6), the top end of each of said pole pieces (5, 6) being disposed near said armature disk (2), and a sensor coil (8) disposed between said pole pieces (5, 6) at a position nearer the front end side than said control coil (7).
Inventors:
Akira Yamamura
Application Number:
JP25462088A
Publication Date:
May 15, 2000
Filing Date:
October 07, 1988
Export Citation:
Assignee:
Ferrotec Co., Ltd.
International Classes:
F16C32/04; F16C39/06; (IPC1-7): F16C32/04
Domestic Patent References:
| JP6220408B2 |
Attorney, Agent or Firm:
Masahiro Nishimori