Patent ID: 11863849
Assignee: TDK TAIWAN CORP.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC H  G | IPC G  H

Claim 13:
14. An optical element driving mechanism, comprising: a fixed portion having a main axis; a movable portion movably disposed on the fixed portion and connected to an optical element; a driving assembly driving the movable portion to move relative to the fixed portion; wherein the driving assembly comprises a transmission element, a first resilient element, a second resilient element, and a driving element; wherein the driving element is connected to the transmission element through the first resilient element, and the transmission element is driven by the driving element to move in a first direction; a rotational shaft disposed on the fixed portion, and the transmission element drives the movable portion to rotate relative to the rotational shaft; a first magnetic element disposed on the movable portion; and a second magnetic element disposed on the fixed portion, wherein the first magnetic element, the second magnetic element, and the rotational shaft at least partially overlap each other when viewed in a direction that is perpendicular to a second direction, and a force exerted toward the fixed portion is applied to the movable portion by the first magnetic element and the second magnetic element, wherein the fixed portion comprises a concave part, the movable portion comprises a recessed structure, the first magnetic element is disposed in the concave part, and the second magnetic element is disposed in the recessed structure.