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Patent Searching and Data


Title:
METHOD OF MANUFACTURING MAGNETIC DEVICE
Document Type and Number:
Japanese Patent JP2003234207
Kind Code:
A
Abstract:

To provide a method of manufacturing a magnetic circuit which is capable of easily regulating its generating magnetic force with high accuracy.

A magnetic device is equipped with a first magnet unit 21 provided with magnets 24a and 24b and a second magnet unit 22 provided with magnets 26a and 26b. The first magnet unit 21 and the second magnet unit 22 are arranged as they are disposed opposite to each other, a magnetic center yoke 31 is interposed between the first magnet unit 21 and the second magnet unit 22, and then the first magnet unit 21 and the second magnet unit 22 are relatively rotated.


Inventors:
KOMINAMI TADAHIRO
KUMAGAI EIJI
Application Number:
JP2002034468A
Publication Date:
August 22, 2003
Filing Date:
February 12, 2002
Export Citation:
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Assignee:
NIKON CORP
SENDAI NIKON KK
International Classes:
H01F3/10; (IPC1-7): H01F3/10
Attorney, Agent or Firm:
Masatake Shiga (3 outside)