Title:
ZOOMING ACTUATOR HAVING DUAL STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2022/211366
Kind Code:
A1
Abstract:
A zooming actuator having a dual structure according to the present invention comprises: a first carrier on which a first lens is mounted and which moves in an optical axis direction; a second carrier on which a second lens is mounted and which moves in the optical axis direction from the upper side or the lower side of the first carrier with respect to the optical axis direction; a housing accommodating the first carrier and the second carrier; a first coil part that is provided in the housing and includes n (n is a natural number of 2 or more) first coils arranged vertically with respect to the optical axis direction; a second coil part that is provided in the housing and includes n+1 second coils arranged vertically with respect to the optical axis direction, the first and second coil parts being provided at different locations; a first magnet that is mounted on the first carrier and has n+1 magnetic poles facing the first coil part; and a second magnet that is mounted on the second carrier and has n magnetic poles facing the second coil part.
Inventors:
PARK CHUL SOON (KR)
YEON JE SEUNG (KR)
LEE JAE SEON (KR)
YEON JE SEUNG (KR)
LEE JAE SEON (KR)
Application Number:
PCT/KR2022/004119
Publication Date:
October 06, 2022
Filing Date:
March 24, 2022
Export Citation:
Assignee:
JAHWA ELECTRONICS CO LTD (KR)
International Classes:
H02K33/18; G03B5/00; H02K11/21; H04N5/225
Foreign References:
| KR20200035522A | 2020-04-06 | |||
| KR20200043056A | 2020-04-27 | |||
| KR20200056577A | 2020-05-25 | |||
| KR20060017168A | 2006-02-23 | |||
| KR20190128279A | 2019-11-18 |
Attorney, Agent or Firm:
JEONG, Young Chan (KR)
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