Otis Elevator Company

Edward Piedra

Ismail Agirman

Randall Keith Roberts

James Leo Hubbard

Randy Roberts

Ronnie E Thebeau

Michael Garfinkel

Daniel Rush

Sam Wong

Dennis Hanvey

An elevator system including: an elevator car configured to travel through an elevator shaft; a first guide beam extending vertically through the elevator shaft, the first guide beam including a first surface and a second surface opposite the first surface; a beam climber system configured to move the elevator car through the elevator shaft, the beam climber system including: a first wheel in contact with the first surface; and a first electric motor configured to rotate the first wheel; a first motor brake mechanically connected to the first electric motor, the first motor brake configured to slow the elevator car; and a brake condition based monitoring system configured to detect when the first motor brake is dragging.

Beam climber active brake health monitoring system

Growing community of inventors

Chicopee, MA, United States of America

Edward Piedra