Pneumatic tyre and conveyor belt: what they have in common

1. Step 1. Pneumatic tyre — is part of — Bicycle wheel. The tyre softens bumps and improves grip.
2. Step 2. Bicycle wheel — has part — Ball bearing. The wheel hub turns on ball bearings.
3. Step 3. Ball bearing — is part of — Conveyor belt. The rollers turn on bearings.

Open Evothings