Analog electronic timepiece

Horology: time measuring systems or devices – Time interval – Electrical or electromechanical

Patent

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Details

368113, G04F 800

Patent

active

051669129

ABSTRACT:
An analog electric timepiece having a stop watch, and in the movement of hands when timepiece is used as the stop watch. The motion of the second hand, which moves to indicate one second at the time of the ordinary time display, is converted to the motion of a 1/10 second hand and moreover, the 1/10 second hand is allowed to move repeatedly only inside the range corresponding to the range from the zero-hour position to the 9-minute position of the dial of the timepiece. Furthermore, the minute hand and the hour hand for the ordinary time display are switched to operate as the second hand and to the minute hand, respectively, so as to accomplish an analog stop watch capable of measuring and displaying the 1/10 second.

REFERENCES:
patent: Re30852 (1982-01-01), Tamaru
patent: 4364668 (1982-12-01), Gagnebin et al.
patent: 4537514 (1985-08-01), Moriya
patent: 4623261 (1986-11-01), Muto
patent: 4657405 (1987-04-01), Nakazawa

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