How the Geneva Drive (the mechanical step that makes the second hand on a clock work by turning constant rotation into intermittent motion) works.
This is absolutely mesmerizing.
Grinds babies, grind -///-
How the Geneva Drive (the mechanical step that makes the second hand on a clock work by turning constant rotation into intermittent motion) works.
This is absolutely mesmerizing.
Grinds babies, grind -///-