Otis Elevator Company

Nora E LaFreniere

Helio Tinone

Anthony Black

An elevator system () includes a sensor () for detecting the presence of an individual within a hoistway (). A controller () prevents movement of an elevator car () whenever an individual is in the hoistway (). A pit override device () provides an override signal to the controller () permitting movement of the elevator car () if someone is in a pit (). A car top override device () selectively provides an override signal to the controller () permitting movement of the car. A disclosed example includes controlling at least one light () within the hoistway () in conjunction with movement or attempted movement of the elevator car ().

Growing community of inventors

Glastonbury, CT, United States of America

Nora E LaFreniere