Patent ID: 11953753
Assignee: LG INNOTEK CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 11:
12. A voice coil motor comprising:
a base;
a bobbin disposed on the base;
a coil disposed on the bobbin;
a magnet facing the coil; and
a lower elastic member coupled to a lower surface of the bobbin,
wherein the lower elastic member comprises a first elastic unit and a second elastic unit,
wherein the first elastic unit comprises a first inner elastic unit coupled to the bobbin, a first outer elastic unit disposed outside the first inner elastic unit, and a first connection unit connecting the first inner elastic unit and the first outer elastic unit,
wherein the second elastic unit comprises a second inner elastic unit coupled to the bobbin, a second outer elastic unit disposed outside the second inner elastic unit, and a second connection unit connecting the second inner elastic unit and the second outer elastic unit,
wherein the first inner elastic unit comprises a first area having a first hole adjacent to one end of the first connection unit connected to the first inner elastic unit, and a second area having a second hole spaced apart from the first hole,
wherein the second inner elastic unit comprises a third area having a third hole adjacent to one end of the second connection unit connected to the second inner elastic unit, and a fourth area having a fourth hole spaced apart from the third hole,
wherein the first area comprises a first slit adjacent to the first hole, and
wherein the third area comprises a second slit adjacent to the third hole.