Patent ID: 7383921

Claim:
An elevator comprising: a car placed in a elevator shaft so as to move vertically along a pair of car guide rails; a counterweight placed in the elevator shaft so as to move vertically along a pair of counterweight guide rails, and connected to the car by a rope extending around a sheave of the counterweight with an axis of rotation; and a hoisting machine for driving the rope and including a sheave of the hoisting machine with an axis of rotation; wherein the hoisting machine is mounted on a base attached to the upper ends of the pair of counterweight guide rails and the upper end of one of the pair of car guide rails; the hoisting machine overlaps the car in a projection on a horizontal plane; the base has three parts respectively mounted on the upper ends of the pair of counterweight guide rails and the upper end of one of the pair of car guide rails; and the axis of rotation of the sheave of the hoisting machine is non-parallel relative to the axis of rotation of the sheave of the counterweight.