Elevator system

Details Elevator system Elevator system

1977-04-29

1978-12-12

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 120

Patent

active

041291999

ABSTRACT:
An elevator system, and method of operating same, which includes a plurality of elevator cars mounted in a building to serve the floors therein. The building includes a special floor, located between the top and bottom floors, from which all calls for elevator service in the up and down directions may be registered. Supervisory control apparatus, which assigns a hall call to a selected elevator car, gives priority to a predetermined service direction from the special floor when hall calls for both the up and down directions coexist therefrom, with the priority direction being responsive to the position of the special floor in the building.

REFERENCES:
patent: 3895692 (1975-07-01), Yeasting
patent: 4037688 (1977-07-01), Winkler
patent: 4047596 (1977-09-01), Winkler

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