Title:
電波時計
Document Type and Number:
Japanese Patent JP7049928
Kind Code:
B2
Abstract:
To provide a radio clock capable of securing appropriate antenna sensitivity.SOLUTION: A radio clock 1 includes: an exterior case 2; and a movement MM configured to contain a battery 8 provided inside the exterior case 2, a motor 10 which is provided inside the exterior case 2 and can be operated by electric power of the battery 8, and an antenna 14 which is provided inside the exterior case 2 and receives a radio wave from outside of the exterior case 2. The movement MM has a first motor non-arrangement region T1 which is a region between the battery 8 and the antenna 14, and of which is the size capable of arranging the motor 10 and in which a coil section 10a of the motor 10 is not arranged inside.SELECTED DRAWING: Figure 4
Inventors:
Shuji Naka
Yoshiyasu Watanabe
Akira Kato
Daisuke Nakahira
Shinnosuke Sakata
Yoshiyasu Watanabe
Akira Kato
Daisuke Nakahira
Shinnosuke Sakata
Application Number:
JP2018108515A
Publication Date:
April 07, 2022
Filing Date:
June 06, 2018
Export Citation:
Assignee:
CITIZEN WATCH CO.,LTD.
International Classes:
G04C9/00; G04R60/10; G04G21/04
Domestic Patent References:
| JP2016109522A | ||||
| JP2017092922A | ||||
| JP2007281581A | ||||
| JP2005249737A | ||||
| JP2009074957A |
Attorney, Agent or Firm:
Toranomon Intellectual Property Office
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