Combine harvester
device · 1835 · Industrial Revolution
A machine that reaps, threshes and cleans grain at the same time.
What it is made of
- Diesel engine — has part. Self-propelled combines run on diesels.
- Roller chain — has part. Chain drives power the working parts.
- Belt drive — has part. Belt drives.
Principles and materials it uses
- Wood — is made of. The first combine had a wooden frame.
- Iron — is made of. With iron mechanisms.
- Grain — uses. The combine harvests grain.
History: what it evolved from and what it influenced
- Sickle — evolved from. The machine replaced reaping by hand.
- Reaper — evolved from. Reaper + thresher.
- Threshing machine — evolved from. Combining machines.