Elevator safety brake
part · 1852 · Industrial Revolution
Otis’s device that stops the car if the rope breaks.
What it is made of
- Spring — has part. Springs throw out the catches when the rope goes slack.
Principles and materials it uses
- Wrought iron — is made of. The safety catches are wrought iron.
Where it is used
- Elevator — is part of. Otis’s safety brakes.