Title:
PLANAR ELECTROMAGNETIC ACTUATOR
Document Type and Number:
Japanese Patent JP2004243512
Kind Code:
A
Abstract:
To provide a small and inexpensive planar electromagnetic actuator constituted by arranging a plurality of movable plates.
This actuator comprises one yoke member 5 formed like a frame; a plurality of movable plates 3 rotatably supported and aligned with a fixing part 1 inside the yoke member 5 by a torsion bar 2; a driving coil installed along an peripheral edge of each movable plate 3; and a static magnetic field generating means 4 installed outside the fixing part 1, and arranged in a manner that reverse magnetic poles are opposed to each other between the movable plates 3.
Inventors:
KAWAMURA MAKOTO
UEDA YUZURU
FUJIWARA OSAMU
ISHIGAKI NAOYUKI
UEDA YUZURU
FUJIWARA OSAMU
ISHIGAKI NAOYUKI
Application Number:
JP2003429580A
Publication Date:
September 02, 2004
Filing Date:
December 25, 2003
Export Citation:
Assignee:
NIPPON SIGNAL CO LTD
NEOMAX CO LTD
NEOMAX CO LTD
International Classes:
G02B26/08; B81B3/00; (IPC1-7): B81B3/00; G02B26/08
Attorney, Agent or Firm:
Tomijio Sasashima