Geneva drive and car: what they have in common

1. Step 1. Geneva drive — uses — Torque. It turns continuous rotation into intermittent motion.
2. Step 2. Torque — is used in — Rack and pinion. The rotation of the pinion becomes the travel of the rack.
3. Step 3. Rack and pinion — is part of — Car. The steering gear is a rack and pinion.

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