Rob Ives
Two Toothed Ratchet to download and make.
This mechanism is a two toothet ratchet. Pull the tab
Two Toothed Ratchet – Working Nicely
All the parts of the two-toothed ratchet model are coming
Two toothed ratchet prototype
Further experiments with ratchets. With only two teeth on the
Three Tooth Ratchet project to download and make
This mechanism uses a ratchet to turn a wheel. Pull
