Chronograph timepiece

Details Chronograph timepiece Chronograph timepiece

2007-03-02

2009-11-10

Luebke, Renee S (Department: 2833)

Horology: time measuring systems or devices

Time interval

Mechanical stop time type

C368S112000

Reexamination Certificate

active

07614782

ABSTRACT:
A chronograph watch, which makes it possible to perform accurate zero-reset of a plurality of elapsed time display sections, and to reduce the number of components thus simplifying the structure, can be provided.Means for Solving the ProblemThe chronograph watch1according to the present invention includes an hour counting wheel25, a second counting wheel40, and a minute counting wheel60distant from each other in a planar direction, and is provided with a hammer160for substantially simultaneously and mechanically zero-resetting the hour counting wheel25, the second counting wheel40, and the minute counting wheel60, the hammer160being composed of a hammer body161and a minute hammer170. The hammer body161includes a counting wheel operating section164and a second counting wheel operating section165for zero-resetting the hour counting wheel25and the second counting wheel40, and a minute hammer170includes a minute counting wheel operating section172for zero-resetting the minute counting wheel60. The position of the minute counting wheel operating section172with respect to the hour counting wheel operating section164and the second counting wheel operating section165is adjusted by the adjusting shaft of the minute hammer170.

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