Patent ID: 6397974
Filing Date: 2002-06-04
Classification: B66B,Y10S

Abstract:
An elevator system having a car disposed within a hoistway and a counterweight, the elevator system including:a rope interconnecting the car and the counterweight, the rope including a load-carrying member and a sheath formed of a non-metallic material encasing the load-carrying member, the rope having a width w, a thickness t measured in the bending direction, and an aspect ratio, defined as the ratio of width w relative to thickness t, greater than one; and a machine having a traction sheave engaged with the sheath of the rope to drive the rope through traction transmitted from the traction sheave through the sheath to the load-carrying member of the rope, and thereby drive the car through the hoistway, wherein the machine includes a rotor driving the traction sheave and formed in part from permanent magnets.