Elevator – industrial lift truck – or stationary lift for vehicle – Having specific load support drive-means or its control – Includes control for power source of drive-means
Patent
1994-09-20
1996-06-11
Nappi, Robert
Elevator, industrial lift truck, or stationary lift for vehicle
Having specific load support drive-means or its control
Includes control for power source of drive-means
187391, 187394, B66B 124, B66B 300
Patent
active
055247300
ABSTRACT:
An elevator hoistway rail profile is made by summing a doubly integrated car horizontal acceleration signal with a relative rail-car displacement signal and storing the summed signal according to the vertical position of the car in the hoistway.
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Maguire Francis J.
Nappi Robert
Otis Elevator Company
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