Login| Sign Up| Help| Contact|

Patent Searching and Data


Title:
DISK DISPLAY TIMEPIECE STRUCTURE
Document Type and Number:
Japanese Patent JPS638583
Kind Code:
A
Abstract:

PURPOSE: To enable the removal of disks simultaneously without deformation, by providing a shoe section in the center of each of the disks in such a manner as to be firmer than a disk body while the top and bottom surfaces thereof project therefrom and a removing plate mounted detachably on a shaft between an upper part of a module and the disks.

CONSTITUTION: A disk removing plate 4 having a center hole 4c detachably from a timepiece shaft 8 is mounted at an upper part of a module 3 of a disk display timepiece and fixed with a side body 2. Then, a hour disk 5, a min. disk 6 and a sec. disk 7 are fitted sequentially into respective shafts with shoes 5a, 6a and 7a provided in the center of the respective disks. The shoes 5a, 6a and 7a are so arranged to be firmer than the respective disks 5W7 while the top and bottom surfaces thereof project from the those of the disks so that upper and lower clearances of the disks are larger than those of the shoes and fitted respectively into a hour plate shaft 8, a min. plate shaft 9 and a sec. plate shaft 10. The disks can be removed simultaneously with an aid of the plate 4.


Inventors:
TANI KUNIO
MUTO TAKEO
Application Number:
JP15127186A
Publication Date:
January 14, 1988
Filing Date:
June 27, 1986
Export Citation:
Click for automatic bibliography generation   Help
Assignee:
CITIZEN WATCH CO LTD
International Classes:
G04B19/04; (IPC1-7): G04B19/04