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Old 12-17-2012, 11:43 AM   #74
Joined: Jun 2010
Oddometer: 43
As a millwright it sounds like you are describing a Clutch coupling
These are used to decouple the load from a prime mover , they are also available
In an electromagnetic variety
Seek out info on units by Gkn Waltersheide or Huco(magnetic)
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