| 摘要 |
For elements are used to show the time. The first is an outer circle divided into twelve equal segments, each of a different colour. The second is in the form of a strip inside the first and crossing approx. the centre. This element changes its colour at the passing of each hour. The third is positioned similarly to the second and is divided into five sections and changes its colour continuously to display the minutes. The fourth is a circular zone divided into its 360 deg. to show the seconds. It can be constructed as a laser timepiece where the time is projected onto the dial surface. It can be in the form of a TV test clock useful as a colour tester as well as a timer. It can be programmed by a computer. USE - Suitable as mantlepiece or wall clock; pocket or wrist watch. |
