Vibration actuator
AssigneeFoster Electric Company, Limited
InventorsYusuke CHIBA, Takafumi ASUKAGAWA
Life of this patent
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Abstract
Assembling of the leaf spring and the damping member is facilitated and a vibration actuator with excellent vibration characteristic is provided. The vibration actuator mainly includes a cylindrical casing, a coil provided inside the casing, a mover vibrating along the vibration axis of the casing, a leaf spring in which an inner circumferential portion thereof is fixed to the mover, and a frame fixing the leaf spring to the casing. The frame includes a fixing portion provided in an outer circumferential portion of the leaf spring and a damping portion provided in a vibrating portion of the leaf spring.
Claims10
A vibration actuator comprising:
- a casing;
- a coil provided in the casing;
- a mover that vibrates along a vibration-axis direction of the casing;
- a leaf spring in which an inner circumferential portion thereof is fixed to the mover;
- and
- a frame fixing the leaf spring to the casing;
- wherein the frame includes a fixing portion provided in an outer circumferential portion of the leaf spring and a damping portion provided in a vibrating portion of the leaf spring.
Dependencies are inferred from the claim text.