Traction sheave elevator, hoisting unit and machine space

  • US 6,651,780 B1
  • Filed: 06/16/1999
  • Issued: 11/25/2003
  • Est. Priority Date: 06/28/1993
  • Status: Expired due to Fees
First Claim
Patent Images

1. A traction sheave elevator system comprising:

  • an elevator shaft structure having at least one wall;

    a plurality of guide rails;

    an elevator car movable along the plurality of elevator guide rails;

    a counterweight movable along a plurality of counterweight guide rails;

    a set of hoisting ropes on which the elevator car and counterweight are suspended in the elevator shaft structure;

    a motor having an axis of rotation oriented in the elevator shaft; and

    a traction sheave driven by the motor on the axis of rotation;

    the motor being flat in the direction of the drive shaft, the elevator shaft including at least one shaft wall adjacent the elevator car;

    the at least one shaft wall contains a machine space being defined in the shaft wall, the motor being mounted and contained within the machine space such that the motor does not extend beyond an outer surface of the at least one shaft wall.

View all claims

    Thank you for your feedback