Hierapolis sawmill
device · 250 · Ancient world
The oldest known machine with a crank and connecting rod.
What it is made of
- Crank — has part. A crank and connecting rod mechanism.
- Water wheel — has part. Driven by water.
Principles and materials it uses
- Wood — is made of. The sawmill’s mechanism is wooden.
History: what it evolved from and what it influenced
- Sawmill — evolved into. The oldest known example of a sawmill.