Timepiece with calendar mechanism containing 1st date indicator and 2nd date indicator
AssigneeSeiko Instruments Inc.
InventorMamaru Watanabe
Life of this patent
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AssigneeSeiko Instruments Inc.
InventorMamaru Watanabe
Estimating the term…
To realize, in a timepiece with a calendar mechanism having a 1st date indicator and a 2nd date indicator, a constitution in which a rotation center of the 1st date indicator and a rotation center of the 2nd date indicator are disposed in the same position without increasing the number of times at which the calendar mechanism must be corrected in the end of the month. The timepiece with the calendar mechanism possesses the 1st date indicator displaying a place of units, a 1st date jumper setting the 1st date indicator, the 2nd date indicator displaying a place of tens, a 2nd date jumper setting the 2nd date indicator, and a date intermediate wheel which rotates on the basis of a rotation of the 1st date indicator, thereby being capable of rotating the 2nd date indicator. The 1st date indicator has a 1st date letter display face containing 31 numerals, and the 2nd date indicator contains numerals of “1”, “2”, “3”, “0”, or has a 2nd date letter display face containing numerals of “1”, “2”, “3”.
A timepiece with a calendar mechanism containing 2 date indicators, possessing:
Dependencies are inferred from the claim text.