Definition of worm gear in English:

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worm gear


Image of worm gear
A mechanical arrangement consisting of a toothed wheel worked by a short revolving cylinder (worm) bearing a screw thread.
Example sentences
  • An electric motor drives the other input shaft via a worm gear that wraps around the planetary gearset.
  • In the click reel, the wooden screw acts as a continuous wedge turning the worm gear.
  • We don't have to use hydraulic motors or worm gear reduction drives.
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