Date display assembly for an analog timepiece

Details Date display assembly for an analog timepiece Date display assembly for an analog timepiece

2006-04-04

2006-04-04

Hirshfeld, Andrew H. (Department: 2854)

Horology: time measuring systems or devices

With calendar indicator

Setting or resetting

C368S037000, C368S221000, C368S233000

Reexamination Certificate

active

07023762

ABSTRACT:
A date display assembly for a timepiece, wherein the timepiece comprises a casing, an hour wheel that is rotationally engaged with a meshing wheel, and a display window for displaying a date, the date display assembly comprising an outer date ring having a plurality of digits thereon and aligned in the casing such that each of the plurality of digits is appearable in the display window; an inner date ring having a plurality of digits thereon and also aligned in the casing such that each of the plurality of digits is appearable in the display window; a date wheel, rotatably engageable with the meshing wheel, for driving the outer date ring in a first direction; and an inner date ring driving wheel, rotatably engageable with the outer date ring, for driving the inner date ring in a direction opposite the first direction.

REFERENCES:
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patent: 6711100 (2004-03-01), Rochat et al.
patent: 4127825 (1992-10-01), None

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