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    • 8. 发明专利
    • Active vibration isolation device
    • JP5379708B2
    • 2013-12-25
    • JP2010016988
    • 2010-01-28
    • 株式会社ケーヒン
    • 篤 浦山裕純 金
    • F16F13/26F16F13/06F16F15/02
    • PROBLEM TO BE SOLVED: To provide an active vibration control device of structure, in which at least coils and yokes are arranged on an actuator body side, and are easy to install. SOLUTION: This active vibration control device includes: an actuator body 11; a cylindrical-bottomed fixed side yoke 20 provided inside of the actuator body 11 and forming an insertion hole 21 on the center axis O of the actuator body 11; a movable part 40 inserted into the insertion hole 21 and to be driven for displacement along the center axis O by the magnetic thrust to restrict vibration; a cylindrical movable side yoke 50 provided in the movable part 40; and an annular coil 30 provided between the fixed side yoke 20 and the movable side yoke 50. The movable side yoke 50 is arranged to be inserted with a magnetic gap G between a bottom part 24 and itself by a through hole 24a provided in the bottom part 24 of the fixed side yoke 20, and the actuator body 11 is provided with a fitting part for fitting the fixed side yoke 20 and the coil 30. COPYRIGHT: (C)2011,JPO&INPIT