US 6,982,618 B2
Actuator
Shinichiro Akieda, Shinagawa (Japan); Takashi Arita, Shinagawa (Japan); Shigemi Kurashima, Shinagawa (Japan); Hiroto Inoue, Shinagawa (Japan); and Yuriko Nishiyama, Shinagawa (Japan)
Assigned to Fujitsu Component Limited, Tokyo (Japan)
Filed on Jul. 24, 2003, as Appl. No. 10/625,727.
Claims priority of application No. 2002-311580 (JP), filed on Oct. 25, 2002.
Prior Publication US 2005/0077165 A1, Apr. 14, 2005
Int. Cl. H01F 7/08 (2006.01)
U.S. Cl. 335—222 33 Claims
OG exemplary drawing
 
1. An actuator comprising:
magnets arranged in a flat form;
coils facing the magnets;
a moving member connected to the coils;
a first holding member holding the moving member in such a manner that the moving member can slide within a predetermined range; and
a second holding member holding the first holding member in such a manner that the first holding member can slide within another predetermined range in a direction perpendicular to the sliding direction of the moving member,
the actuator moving the coils against the magnets.