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COMPOUND GEAR RATIOS

  • Two or more “levels” of gear ratios

  1. Calculate gear ratio per level
  2. Multiply the levels together

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12

48

Motor

12

60

Motor

Top View Side View

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Example 1

12

36

Motor

12

60

 

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Example 2

12

36

60

Motor

12

60

 

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12

Motor

 

48

36

36

12

48

60

Example 3