Title:
LENS DRIVING UNIT, CAMERA MODULE AND OPTICAL INSTRUMENT INCLUDING THE SAME
Document Type and Number:
Japanese Patent JP2023078141
Kind Code:
A
Abstract:
To provide a lens driving unit that enables improvement of solderability, and to provide a camera module and optical instrument that include the lens driving units.SOLUTION: A lens driving unit comprises: a housing 140; a bobbin 110 disposed in the housing; a first coil disposed in the bobbin; a magnet 130 disposed in the housing; an upper spring 150 coupled to an upper portion of the bobbin and an upper portion of the housing; a circuit board 250 disposed below the housing; a support member 220 electrically connecting the upper spring and the circuit board; and a damper disposed on the upper spring, wherein the upper spring includes: an outer unit coupled to the housing; a first coupling unit coupled to the support member; and a first connection unit connecting the outer unit and first coupling unit, the first coupling unit further includes: a first extension unit extending in a direction toward the outer unit from the first coupling unit, the first extension unit is spaced apart from the outer unit, and the damper couples the first extension unit and the outer unit.SELECTED DRAWING: Figure 2
Inventors:
LEE KAP JIN
KIM HYUN SOO
KIM HYUN SOO
Application Number:
JP2023025934A
Publication Date:
June 06, 2023
Filing Date:
February 22, 2023
Export Citation:
Assignee:
LG INNOTEK CO LTD
International Classes:
G02B7/04; G03B5/00; H02K33/18; H04N23/50; H04N23/68
Attorney, Agent or Firm:
Makoto Ono
Kennori Kanayama
Kazuki Shigemori
Kenji Ando
Hidehiko Ichikawa
Yoshie Sakurada
Yosuke Kawasaki
Youichi Iino
Yusuke Ichikawa
Yoshikazu Iwase
Kennori Kanayama
Kazuki Shigemori
Kenji Ando
Hidehiko Ichikawa
Yoshie Sakurada
Yosuke Kawasaki
Youichi Iino
Yusuke Ichikawa
Yoshikazu Iwase