Patent ID: 6367967
Filing Date: 2002-04-09
Classification: G04C,G04G

Abstract:
A time-measurement device comprising:power supply means for supplying electric power; time indicating means including a plurality of indication hand driving parts for driving a corresponding plurality of indication hands using electric power supplied by said power supply means so as to indicate time by said plurality of indication hands; control means for switching an operating mode for each of said plurality of indication hand driving parts in accordance with a predetermined condition between a power saving mode in which said plurality of indication hands are not driven and a normal indication mode in which said plurality of indication hands are continuously driven; elapsed-time storage means for storing an elapsed time when the operating mode is in the power saving mode; and time adjusting means for adjusting an indication of time by driving said plurality of indication hand driving parts in accordance with the time elapsed stored in said elapsed-time storage means after the operating mode is changed from the power saving mode to the normal indication mode; wherein said time adjusting means includes time adjusting operation control means for controlling a timing of driving said plurality of indication hand driving parts such that at least one of said plurality of indication hand driving parts is driven during a first time period and at least another one of said plurality of indication hand driving parts is driven during a second time period, and said first time period is exclusive of said second time period for at least a portion of a time adjustment period.