Title:
羽根駆動装置及びこの羽根駆動装置を備えた撮像機器並びにアクチュエータ
Document Type and Number:
Japanese Patent JP6605433
Kind Code:
B2
Abstract:
A blade driving device having a base plate with an opening for an optical path; first and second blades, at different locations on the base plate, and each rotate to open/close the opening. A first magnet secured to the first blade; a second magnet secured to the second blade; a yoke secured on the base plate; and a first and second coil coiled on the yoke. The yoke has a first magnetic pole portion adjacent to the first magnet, a second magnetic pole portion adjacent to the second magnet, and connecting portions, connecting the first magnetic pole portion and the second magnetic pole portion. The first magnetic pole portion and the second magnetic pole portion have, respectively, adjacent pieces and adjacent to the corresponding magnets, and extending portions and continuous with the adjacent pieces and provided extending in a direction perpendicular to the blade supporting face of the base plate.
Inventors:
Ryosa Ushio
Application Number:
JP2016242927A
Publication Date:
November 13, 2019
Filing Date:
December 15, 2016
Export Citation:
Assignee:
Nidec Copal Corporation
International Classes:
G03B9/10
Domestic Patent References:
| JP2008061318A | ||||
| JP2005241874A | ||||
| JP2006171545A | ||||
| JP2012120308A | ||||
| JP2008083203A | ||||
| JP5257051A | ||||
| JP2012078502A |
Foreign References:
| WO2016158742A1 |
Attorney, Agent or Firm:
Eichi International Patent Office