| 摘要 |
PURPOSE:To enable the replacement of a battery without interrupting power supply by arranging two sets of batteries of such number as necessary for driving a watch while connecting electrically in parallel. CONSTITUTION:Two sections 2, 2 for containing single battery respectively necessary for driving a watch 1 are provided for said watch 1 and connected respectively with contacting terminals 2a, 2a for positive electrode and spring contact terminals 2b, 2b for positive electrode. If any battery is near to the end of service life, a new one is contained in the containing section 2 at the opposite side then the battery 4 is removed resulting in replacement of battery without interrupting the power source necessary for driving the watch. |
