Cool write up and cool site. Off the top of my head the only other places I see spiral ribbon-springs like this are in a wall mounted thermostat.
How does a pull-back car work? Illustrated teardown
41–43 of 43 posts
Re: How does a pull-back car work? Illustrated teardown
#42For a site that's named mechanical pencil, its mechanical pencil page is too simple. It should add the shake mechanical pencil and the rotating mechanical pencil where the tip rotates 40 deg or so on every click next.
Re: How does a pull-back car work? Illustrated teardown
#43I'd love to see one on the toy car where you rub the wheels across a surface several times in a row to get the engine going faster and faster, then on the last rub, you let it go and it zips away.