Title:
CURRENT LIMITER
Document Type and Number:
WIPO Patent Application WO/2005/010902
Kind Code:
A1
Abstract:
A current limiter comprising two permanent magnets bonded between a pair of opposing cores while spaced apart from each other to form a closed magnetic circuit, and coils wound around the cores to circulate saturation magnetic flux being generated from the permanent magnets, wherein a nonmagnetic spacer is provided between the two permanent magnets closely thereto so that the nonmagnetic spacer bears an electromagnetic attraction acting between the permanent magnets to lock the permanent magnets.
Inventors:
HAYASHI KAZUFUMI (JP)
ISHIKAWA MASAHIRO (JP)
ISHIKAWA MASAHIRO (JP)
Application Number:
PCT/JP2003/009396
Publication Date:
February 03, 2005
Filing Date:
July 24, 2003
Export Citation:
Assignee:
MITSUBISHI ELECTRIC CORP (JP)
HAYASHI KAZUFUMI (JP)
ISHIKAWA MASAHIRO (JP)
HAYASHI KAZUFUMI (JP)
ISHIKAWA MASAHIRO (JP)
International Classes:
H01F38/02; H02H9/02; (IPC1-7): H01F38/02; H02H9/02
Foreign References:
| JP2002118956A | 2002-04-19 | |||
| JP2003009386A | 2003-01-10 | |||
| JPS6346818U | 1988-03-30 | |||
| JPS6315023U | 1988-02-01 | |||
| JPS56118313A | 1981-09-17 |
Attorney, Agent or Firm:
Soga, Michiteru (8th Floor Kokusai Building, 1-1, Marunouchi 3-chom, Chiyoda-ku Tokyo, JP)
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