a kind of clock
A clock and ontology technology, applied to clocks, mechanically driven clocks, visually indicating time, etc., can solve problems such as difficult to quickly distinguish the hour hand, difficult to quickly distinguish the current time, small size, etc.
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[0035] The present invention will be further explained with reference to the drawings.
[0036] A clock includes a clock body 1, the clock body 1 is in the shape of a disc, and the hour hand 11, the minute hand 12 and the second hand 13 are arranged on the same side while rotating. A cover is fixed on the clock body 1, and the hour hand 11, the minute hand 12 and the second hand 13 are all placed in the cover. A convex lens is fixed on the side of the cover facing the clock body 1.
[0037] A connecting shaft is coaxially fixed on the minute hand 12, and a first transmission wheel 21 is fixedly connected to the connecting shaft. The first transmission wheel 21 includes an arc-shaped positioning portion 211 and a tooth-shaped transmission portion 212. A second transmission wheel 22 is rotatably connected to the clock body 1. The second transmission wheel 22 includes a concave positioning portion 221 and a tooth-shaped linkage portion 222. The toothed transmission portion 212 is ...
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