Motorcycle
device · 1885 · Electric age
A two-wheeled machine with an internal combustion engine.
What it is made of
- Roller chain — has part. Many motorcycles drive the rear wheel with a roller chain.
- Internal combustion engine — has part. A motorcycle is driven by a combustion engine.
- Pneumatic tyre — has part. Pneumatic tyres on both wheels.
- Clutch — has part. A clutch between the engine and the gearbox.
- Wheel — has part. A motorcycle has two wheels, like a bicycle.
Principles and materials it uses
- Steel — is made of. The frame is steel.
Where it is used
- Sidecar motorcycle — is part of. A motorcycle.
History: what it evolved from and what it influenced
- Bicycle — evolved from. The first motorcycles were built on the bicycle layout: two wheels in line, a frame, a handlebar.
- Sidecar motorcycle — evolved into. A motorcycle with a sidecar.
What it is a kind of
- Land vehicle — is a kind of. A motorcycle is a land vehicle.
- Motor scooter — includes. A motorcycle.