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Jixiechaixie

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Jixiechaixie

  1. 1. 闹钟的齿轮传动 <br />结构分析<br />王学东<br />2009.11<br />
  2. 2. 一个原本就破落了的闹钟<br />
  3. 3. 指针是嵌套进去的<br />
  4. 4. 内部好像比想象的要简单<br />
  5. 5. 这就是分针走一圈时针走一格的奥秘<br />
  6. 6. 动力装置原来如此简陋<br />
  7. 7. 四个齿轮的唇齿相依<br />
  8. 8. 如图所示:<br />
  9. 9. The End<br />

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