Title:
羽根駆動装置及び光学機器
Document Type and Number:
Japanese Patent JP5393462
Kind Code:
B2
Abstract:
A blade drive device includes: a board having an opening; a blade for adjusting an amount of the opening; and first and second drive rings having a support structure for commonly supporting the blade for swinging, rotating in an identical direction with a given speed difference, and being arranged in a same plane.
Inventors:
Mitsuru Suzuki
Application Number:
JP2009527637A
Publication Date:
January 22, 2014
Filing Date:
February 16, 2009
Export Citation:
Assignee:
Seiko Precision Co., Ltd.
International Classes:
G03B9/02; G03B9/06; G03B9/10; G03B9/22
Domestic Patent References:
| JP2003195389A | 2003-07-09 | |||
| JP2004157269A | 2004-06-03 |
Attorney, Agent or Firm:
Shuhei Katayama