Folding bicycle
device · 1890 · Electric age
A bicycle with a hinged frame.
What it is made of
- Wheel — has part. Small-diameter wheels.
- Folding frame hinge — has part. It folds the frame in half.
- Bicycle wheel — has part. Small-diameter wheels.
- Bicycle drivetrain — has part. The drive.
Principles and materials it uses
- Steel — is made of. The frame is steel.
What it is a kind of
- Bicycle — is a kind of. A bicycle.