Chronograph timepiece

Details Chronograph timepiece Chronograph timepiece

2006-08-15

2006-08-15

Miska, Vit W. (Department: 2841)

Horology: time measuring systems or devices

Time interval

Electrical or electromechanical

C368S112000, C368S113000

Reexamination Certificate

active

07092317

ABSTRACT:
A chronograph timepiece has a movable crown, a start button operable to start and stop measurement of a time period in a chronograph mode using at least one chronograph hand, and a reset button operable to reset the chronograph hand to a zero position. A control circuit controls operation of the start button and the reset button in a plurality of reset modes to return the chronograph hand to the zero position in accordance with whether the reset button has already been operated when the crown is operable from one position to another position.

REFERENCES:
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patent: RE38197 (2003-07-01), Sakamoto et al.
patent: 6597637 (2003-07-01), Wyssbrod
patent: 2002/0064099 (2002-05-01), Wyssbrod et al.
patent: 0502292 (1992-09-01), None

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