Traction sheave elevator
AssigneeKone Corporation
InventorsEsko Aulanko, Jorma Mustalahti, Harri Hakala
Life of this patent
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Abstract
The traction sheave elevator comprises an elevator car (1) moving along elevator guide rails (10), a counterweight (2) moving along counterweight guide rails (11), a set of hoisting ropes (3) on which the elevator car and the counterweight are suspended, and a drive machine unit (6) comprising a traction sheave (7) driven by the drive machine and engaging the hoisting ropes (3). The drive machine unit (6) of the elevator is placed in the top part of the elevator shaft (15) in the space between the shaft space needed by the elevator car on its path and/or its overhead extension and a wall of the elevator shaft (15).
Claims19
A traction sheave elevator comprising:
- an elevator car having an overhead extension, said elevator car being movable along elevator guide rails within a predetermined shaft space in an elevator shaft, the elevator shaft having at least one wall;
- a counterweight movable along counterweight guide rails;
- a set of hoisting ropes, the elevator car and the counterweight being suspended on the hoisting ropes;
- a drive machine unit comprising a traction sheave driven by a drive machine and engaging the hoisting ropes, the drive machine unit being placed in a top part of the elevator shaft in a space between the at least one wall of the elevator shaft and the predetermined shaft space needed by the elevator car and the overhead extension.
Dependencies are inferred from the claim text.