Special electronic clock suitable for timekeeping when teacher gives lesson
A technology for electronic clocks and teachers, applied in the field of electronic clocks, can solve problems such as improper grasping, lack of teaching objectives, and intuitive display
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[0010] Such as figure 1 Shown, a kind of special-purpose electronic clock that is suitable for teachers to teach timing, it is characterized in that: the clock face 11 is divided into two parts, the class time period 10 and the get out of class time period 9, the clock transparent cover 4 is connected with the clock face 11, and the clock face Every rotation of chronograph pointer 5 is defined as five minutes by 30 degrees, and the timing of each class is fixed from the zero time line directly above to start timing, and the display screen 8 that accurately shows the remaining time after class is connected with the clock face 11 that has a rotating pointer. Time display screen 8 and chronograph pointer, clock face scale have constituted direct-reading type special-purpose timing device for class. Multiple thin time lines 1 of five minutes and thick time lines 2 of 15 minutes are arranged on the clock face 11. The zero time line of class and the time line of end of get out of clas...
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