Elevator control system

Details Elevator control system Elevator control system

1976-06-28

1977-11-01

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 502

Patent

active

040561690

ABSTRACT:
An elevator control system for use in a building which may vibrate due to wind gusts. The system operates to reduce the maximum velocity which an elevator car can attain when a vibration sensing means indicates that the building has been vibrating at a predetermined magnitude for a predetermined time interval.

REFERENCES:
patent: 3791490 (1974-02-01), Smith
patent: 3792759 (1974-02-01), Kirsch
patent: 3815710 (1974-06-01), Shrum
patent: 3896906 (1975-07-01), Shrum
patent: 4011928 (1977-03-01), Spear et al.

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