PEDOMETER BUILT-IN TYPE WRIST WATCH

PURPOSE:To make a pedometer of a pedometer built-in type wrist watch small- sized by using a rotary weight of a plate. CONSTITUTION:A rotary weight 5 of a plate which is pointed downward when a wrist watch is installed is provided on the wrist watch, and in accordance with a physical vibration caused by walking, etc., the weight 5 contacts by pressing to electrodes 6, 7 used as stoppers, too, and the vibration is detected. This detecting output is processed by a counter, the number of steps is counted, and a pedometer contained in a wrist watch can be made small-sized by a constitution using a rotary weight of a plate without using a weight, a spring and a microswitch, etc.