Elevator machine having a drive shaft supported by a self-aligni

Details Elevator machine having a drive shaft supported by a self-aligni Elevator machine having a drive shaft supported by a self-aligni

1989-07-07

1991-03-26

Kashnikow, Andres

Elevator, industrial lift truck, or stationary lift for vehicle

Stationary lift for roadway vehicle or required component...

Having specific drive means for support

187 27, B66B 1104

Patent

active

050021575

ABSTRACT:
In an elevator machine consisting of a drive motor, a drive shaft driven by the motor, a gear assembly to reduce the rotational speed of the motor, a brake, and a traction sheave transmitting the motion to the elevator car and counterweight by means of ropes, the drive shaft being supported at its ends by bearings, one of which is constituted by the toothing between the drive shaft and one or more intermediate gears belonging to the gear assembly, the gear assembly is located inside the traction sheave and the bearing arrangement at one end of the drive shaft comprises a self-aligning bearing and a self-aligning coupling between the motor and the drive shaft.

REFERENCES:
patent: 1797512 (1931-03-01), Ohler
patent: 4422531 (1983-12-01), Ohtomi et al.
patent: 4679661 (1987-07-01), Gibson
patent: 4739969 (1988-04-01), Eckersley et al.

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