Taximeter
device · 1891 · Electric age
A device for calculating the fare (Bruhn).
Inventor: Friedrich Wilhelm Gustav Bruhn.
What it is made of
- Gear — has part. A mechanical counter driven from the wheel.
- Mechanical clock — has part. It measures the time of the ride.
Principles and materials it uses
- Brass — is made of. A taximeter is a brass mechanism.
History: what it evolved from and what it influenced
- Odometer — evolved from. A distance counter with a fare rate.
- Ride-hailing app — evolved into. A taxi without a taximeter.