Title:
ACTUATOR
Document Type and Number:
WIPO Patent Application WO/1999/045627
Kind Code:
A1
Abstract:
An electromagnetic actuator having a movable rotor and at least one magnetomotive force source assembled together therein through a magnetic path, wherein magnets (5-1, 5-2) magnetized in opposite polarity to each other are installed on a part of the peripheral surface of the rotor (4), three pole pieces (12, 13, 14) are provided on the peripheral edges of the openings arranged on the rotor (4), and interconnection paths (15, 16, 18) are provided between these pole pieces.
Inventors:
MURAJI TETSUO (JP)
Application Number:
PCT/JP1999/000987
Publication Date:
September 10, 1999
Filing Date:
March 02, 1999
Export Citation:
Assignee:
MIKUNI KOGYO KK (JP)
MURAJI TETSUO (JP)
MURAJI TETSUO (JP)
International Classes:
H02K26/00; H02K33/16; (IPC1-7): H02K33/16
Foreign References:
| JPH0715938A | 1995-01-17 | |||
| JPH0988698A | 1997-03-31 | |||
| JPH08228466A | 1996-09-03 | |||
| JPS5489207A | 1979-07-16 |
Other References:
See also references of EP 1061636A4
Attorney, Agent or Firm:
Ishii, Toshio (Azabudai 1-chome Minato-ku Tokyo, JP)
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