Inertial drive actuator

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9634550
SERIAL NO

14538041

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Abstract

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An inertial drive actuator includes a displacement unit which generates a minute displacement in a first direction, and in a second direction, a coil which generates a magnetic flux, a movable object which has a surface facing at least one surface of the coil, and a first yoke which converges the magnetic flux generated by the coil, at a predetermined position, a detecting unit which detects an electric signal of the coil, reflecting a change in the magnetic flux near the coil based on a positional relationship of the movable object and the coil, and a judging unit which judges a position of the movable object, and the inertial drive actuator drives the movable object by controlling a frictional force acting on the movable object, by controlling the magnetic flux generated by the coil, and the coil carries out generation of the magnetic flux and detection of the magnetic flux.

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Patent Owner(s)

Patent OwnerAddress
OLYMPUS CORPORATION43-2 HATAGAYA 2-CHOME SHIBUYA-KU TOKYO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Takahashi, Masaya Hachioji, JP 150 696

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