Display device and timepiece calendar device

Details Display device and timepiece calendar device Display device and timepiece calendar device

2006-03-29

2010-06-15

Miska, Vit W (Department: 2833)

Horology: time measuring systems or devices

Display trains

For rotatable disk dial type

C368S037000, C368S233000

Reexamination Certificate

active

07738324

ABSTRACT:
A display device and a timepiece calendar device capable of large display of letters and numbers is provided, which can be simplified and reduced in size. The display device comprises a first display wheel having a denotation portion for showing information about a part of a period and a toothed portion including a plurality of teeth to be driven. The device also has a second display wheel having a denotation portion for showing a part of the period other than the part of the period shown by the first display wheel, an opening via which the first display wheel is exposed, and a toothed portion including a plurality of teeth to be driven, and placed overlapping the first display wheel. The device also has a driving finger for driving the first display wheel and the second display wheel to rotate.

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