Worm Drive - Spring-Worm 04 December 2016, 10:00 Sorry, your browser doesn't support embedded videos, but don't worry, you can download it and watch it with your favorite video player! Spring gives an alternate way for producing the worm and helps absorb heavy shocks. « previous mechanism Cover for Basement Entrance next mechanism » One Way Clutch (Jaw) load comments Please enable JavaScript to view the comments.