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Lens driving device

  • US 10,598,954 B2
  • Filed: 03/11/2019
  • Issued: 03/24/2020
  • Est. Priority Date: 05/29/2013
  • Status: Active Grant
First Claim
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1. A lens driving device, comprising:

  • a housing;

    a bobbin disposed in the housing;

    a first coil disposed on an outer peripheral surface of the bobbin;

    a magnet disposed on the housing and facing the first coil;

    a base disposed under the housing;

    a substrate disposed on an upper surface of the base;

    a second coil disposed on an upper surface of the substrate and facing the magnet;

    an upper elastic member connecting the housing and the bobbin; and

    a lateral elastic member connecting the upper elastic member and the substrate,wherein the bobbin comprises two ribs protruding from the outer peripheral surface of the bobbin and a flange unit that protrudes more than the two ribs from the outer peripheral surface of the bobbin,wherein at least a portion of the first coil is disposed between the two ribs of the bobbin,wherein the housing comprises a mounting unit overlapped with the flange unit of the bobbin in a direction parallel to an optical axis, andwherein a downward movement of the bobbin is limited by the flange unit and the mounting unit.

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