Voice coil motor equipped with damping springs, and camera device
AssigneeNew Shicoh Motor Co., Ltd.
InventorEryong Jing
Life of this patent
Estimating the term…
Abstract
Disclosed are a damping spring, a voice coil motor equipped with damping springs, and a camera device. The damping spring includes a movable end connected to a rotor in a voice coil motor and a fixed end connected to a fixed part in the voice coil motor. A linear spring portion is disposed between the movable end and the fixed end, and the spring portion is provided with a plurality of damping structures bent in a serpentine shape.
Claims6
A voice coil motor equipped with damping springs, the voice coil motor comprising a housing, an upper spring, magnets, coils, a holder, a flexible printed circuit (FPC), a base, and a plurality of the damping springs,
- wherein each of the plurality of damping springs comprises a movable end connected to a rotor in the voice coil motor and a fixed end connected to a fixed part in the voice coil motor,
- wherein a linear spring portion is disposed between the movable end and the fixed end, and the spring portion is provided with a plurality of damping structures bent in a serpentine shape,
- wherein both the movable end and the fixed end are provided with at least one connecting hole,
- wherein the movable ends of the damping springs are fixed to the holder, and the fixed ends of the damping springs are fixed to the base,
- wherein the voice coil motor comprises four damping springs, and the four damping springs are respectively arranged at four corners of the holder,
- wherein corners of the holder are respectively provided with mounting grooves for respectively mounting the damping springs, a side wall of each of the mounting grooves is provided with a first lug connected to the connecting hole of the movable end, and an inner wall of the base is provided with a fixing groove connected to the connecting hole of the fixed end.
Dependencies are inferred from the claim text.