Is a
Patent attributes
Patent Applicant
Patent Jurisdiction
Patent Number
Patent Inventor Names
Kenjiro Fujimoto1
Date of Patent
June 12, 2018
1Patent Application Number
151058111
Date Filed
December 19, 2013
1Patent Citations Received
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4Patent Primary Examiner
Patent abstract
A driving apparatus (101) is provided with: a first base part (110); a second base part (120); an elastic part (210) configured to couple the first base part with the second base part; a coil (300) disposed on the first base part; a first magnet (710) disposed on one side of the coil; a second magnet (720) disposed on an opposite side of the first magnet as viewed from the coil; a first middle yoke (810) provided on a surface of the first magnet opposed to the coil; and a second middle yoke (820) provided on a surface of the second magnet opposed to the coil. In particular, the first magnet is smaller than the second magnet. The first middle yoke is located closer to the coil than the second middle yoke is.
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