Geneva Drive - Intermittent Motion Mechanism Desk Kit

The Geneva drive is the clever little mechanism that made mechanical watches, film projectors and indexing machine tools possible. Its origins go back to the Swiss watchmakers of the 1800s, who used it as a stop-work to keep mainsprings from being overwound. Later it became the heart of every cine projector, pulling each film frame into place, holding it perfectly still, then snapping to the next. Turn the knurled knob and the drive wheel spins at a steady speed. Once per turn its pin slides in…

♥ 0