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Traction sheave elevator, hoisting unit and machine space

United States Patent

November 21, 2000
View the Complete Patent at the US Patent & Trademark Office
Sandia National Laboratories - Visit the Intellectual Property Management and Licensing Website
Traction sheave elevator consisting of an elevator car moving along elevator guide rails, a counterweight moving along counterweight guide rails, a set of hoisting ropes (3) on which the elevator car and counterweight are suspended, and a drive machine unit (6) driving a traction sheave (7) acting on the hoisting ropes (3) and placed in the elevator shaft. The drive machine unit (6) is of a flat construction. A wall of the elevator shaft is provided with a machine space with its open side facing towards the shaft, the essential parts of the drive machine unit (6) being placed in the space. The hoisting unit (9) of the traction sheave elevator consists of a substantially discoidal drive machine unit (6) and an instrument panel (8) mounted on the frame (20) of the hoisting unit.
Hakala; Harri (Hyvinkaa, FI), Mustalahti; Jorma (Hyvinkaa, FI), Aulanko; Esko (Kerava, FI)
Kone OY (Helsinki, FI)
08/ 896,531
July 18, 1997
This invention was made with Government support under Contract DE-AC04-94AL85000 awarded by the Department of Energy. The Government has certain rights in the invention.