| 摘要 |
A rotatable graphic assembly includes an outer barrel including an inner surface and a plurality of inner teeth formed thereon with an inner bevel formed at an end of each inner tooth; an inner barrel received within the outer barrel, the inner barrel including an outer surface and a plurality of outer teeth formed on the outer surface with an outer bevel formed at an end of each outer tooth and movably engaged with the inner teeth, the inner barrel defining a first crown gear portion at one end thereof; a spring sleeved in the inner barrel; a base sealing one end of the outer barrel, and the spring biased between the other end of the outer barrel away from the base and the base; and the base defines a second crown gear facing the first crown gear portion; and a button disposed on the end of the second barrel away from the base and showing a graphic.
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