Suspension arrangement for a hydraulic elevator

Details Suspension arrangement for a hydraulic elevator Suspension arrangement for a hydraulic elevator

1995-06-06

1997-08-05

Noland, Kenneth

Elevator, industrial lift truck, or stationary lift for vehicle

Having specific load support drive-means or its control

Includes linking support cable in drive-means

187272, B66B 1104

Patent

active

056533110

ABSTRACT:
The invention relates to a suspension arrangement for a hydraulic elevator. In addition to a normal diverting pulley mounted on the top end of the piston of the hoisting cylinder, the arrangement includes an additional diverting pulley placed at the bottom end of the cylinder. The first ends of the elevator ropes are fixed to a rope anchorage in the car frame of the elevator, from where the ropes are passed over the diverting pulley on the top end of the piston to the additional diverting pulley, from which additional diverting pulley the ropes are further passed to an adapter moving with the top end of the piston, with the second ends of the ropes being attached to the adapter.

REFERENCES:
patent: 2627943 (1953-02-01), Hastings, Jr.
patent: 4333549 (1982-06-01), Davis
patent: 4830146 (1989-05-01), Nakamura et al.

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