Timepiece

Details Timepiece Timepiece

2009-06-30

2010-12-28

Miska, Vit W (Department: 2833)

Horology: time measuring systems or devices

With calendar indicator

Movable ring or disk

C368S035000

Reexamination Certificate

active

07859949

ABSTRACT:
A timepiece includes a dial having a tens date display window for displaying the tens digit of the date, and a ones date display window for displaying the ones digit of the date; and a calendar mechanism having a tens indicator wheel to which a plurality of tens digit markers are disposed and a ones indicator wheel to which a plurality of ones digit markers are disposed, and which displays one of the plural tens digit markers disposed to the tens indicator wheel from the tens date display window, and displays one of the plural ones digit markers disposed to the ones indicator wheel from the ones date display window. The ones indicator wheel has a ones indicator plate on which the ones digit markers are disposed, and a ones indicator pinion affixed to the ones indicator plate. The tens indicator wheel has a tens indicator plate on which the tens digit markers are disposed, and a tens indicator pinion affixed to the tens indicator plate. The ones indicator pinion is a ring-shaped external tooth wheel having external teeth formed on the outside circumference surface. The tens indicator pinion and a tens intermediate wheel that meshes with and transfers drive power to the tens indicator pinion are disposed in the space on the inside circumference side of the ones indicator pinion.

REFERENCES:
patent: 2976672 (1961-03-01), Ducommun
patent: 3779001 (1973-12-01), Kocher et al.
patent: 3982388 (1976-09-01), Guyot et al.
patent: 6574167 (2003-06-01), Weissbach et al.
patent: 6711100 (2004-03-01), Rochat et al.
patent: 2007/0177464 (2007-08-01), Watanabe
patent: 2009/0154296 (2009-06-01), Behling et al.
patent: 5-281368 (1993-10-01), None

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