Title:
指針の製造方法および時計の製造方法
Document Type and Number:
Japanese Patent JP7342925
Kind Code:
B2
Abstract:
To provide a hand with which weight is reduced and strength can be ensured, and a clock having the hand.SOLUTION: A hand includes a hand body 7 made of plate-shaped material, a concave part 10 provided having an edge of the hand body 7 left on a rear surface of the hand body 7, and a reinforcing part 11 provided at the edge of the hand body 7 by the concave part 10. Therefore, since volume of the hand body 7 can be reduced by the concave part 10 provided on the hand body 7, the weight of the whole hand body 7 can be reduced, thereby making it possible to reduce the weight of the hand body 7. Further, even if thickness of the hand body 7 is formed to be small by the concave part 10, the strength of the whole hand body 7 can be ensured by the reinforcing part 11.SELECTED DRAWING: Figure 2
Inventors:
Kenichi Inoue
Masao Amano
Masao Amano
Application Number:
JP2021174309A
Publication Date:
September 12, 2023
Filing Date:
October 26, 2021
Export Citation:
Assignee:
CASIO COMPUTER CO.,LTD.
International Classes:
G04B19/04; G01D13/22
Domestic Patent References:
| JP5397459A | ||||
| JP2010223891A | ||||
| JP495892A |
Foreign References:
| FR2789923A1 |
Attorney, Agent or Firm:
Hidemi Kashima
Reiko Kitajo
Reiko Kitajo