| 摘要 |
<p>The invention relates to the watch industry and may be used in all the forms of mechanical and quartz instruments. The watertight watch of night and day has: a mechanism, allowing to interchange two forms of dial a dial with the angular calibration, that is constructed with the function of the compass, the circular 24-digil digital hour scale, two hemispheres of the day and night periods of time, the watch hand, accomplishing a revolution in the course of 24 hours, the twelve-digit minute dial, the disk with the name of 24 belts in the middle part, the watch wheel with a drum and ratchet, therewith;, the drum shaft supports the hook with the bilateral cut for the hook of the spring, the drum of engine, the drum of wheel, the reverse clutches, the mechanical shaft, the spring of automation, the washer, the calibrated dials and the circular 24 hour scale are divided into two hemispheres for the purpose of reflection of the day and night periods by means of dial with two ends with the points of the East and the West</p> |
