acm-header
Sign In

Communications of the ACM

ACM Careers

Supertall Towers Are Driving an Elevator Revolution


View as: Print Mobile App Share:
Kone test lab, Tytyri, Finland

Kone's high-rise test laboratory in Tytyri, Finland.

Credit: Kone

Two thousand years ago, the Romans used elevators—powered by pulleys, levers, and slaves—to raise gladiators and wild beasts into the Colosseum for death-match spectacles.

From BloombergBusinessweek
View Full Article


 

No entries found

Sign In for Full Access
» Forgot Password? » Create an ACM Web Account