Elevator – industrial lift truck – or stationary lift for vehicle – Stationary lift for roadway vehicle or required component... – Having specific drive means for support
Patent
1975-11-06
1978-01-31
Schaefer, Robert K.
Elevator, industrial lift truck, or stationary lift for vehicle
Stationary lift for roadway vehicle or required component...
Having specific drive means for support
B66B 132
Patent
active
040711161
ABSTRACT:
A load-cancelling system for conveyance systems, such as elevators, is especially adapted for cancelling the effect of the load weight on power requirements and includes at least one weighing device adapted to determine the weight of the load in the elevator. The system also includes a brake adapted to dissipate energy from the conveyance system and interface means between the weighing device and the brake for translating the result of the weighing operation to a corresponding braking operation.
REFERENCES:
patent: 2669324 (1954-02-01), Lund
patent: 3536163 (1970-10-01), Iordanidis
patent: 3543113 (1970-11-01), Miller
patent: 3543883 (1970-12-01), Kuzara
Bennet David
Halperin Levi Ytzhak
Zioni Dov
Casella Anthony J.
Duncanson Jr. W. E.
Schaefer Robert K.
Shaare Zedek Hospital
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