| 摘要 |
A world globe clock includes a support base as the driving source, an hour hand inflated as a globe running synchronously with the earth, and a dial at the bottom. There is a time-planetarium coordinate system and a date change system on the globe. Firstly, this clock can be used as a local time clock. Further it can indicate the world time, planetarium, day-night terminator, world calendar, universal new-old day change and phase of the moon. Therefore this clock can permit a user to read the universal time and the local time at the same time, and the difference values between the different places easily. It has the function of the geographical indicator, light, decoration and beauty. Its fabrication is simple and its size is changeable. It can be suitable to the different nations by changing one line and be applied in the family and the public place such as airport, station, and dock.
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