Elevator system

Details Elevator system Elevator system

1975-05-05

1977-09-06

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 118

Patent

active

040462285

ABSTRACT:
An elevator system, and method of operating same, having a plurality of elevator cars mounted in a building to serve the floors therein. Supervisory system control periodically assigns service directions from the floors to the elevator cars by dividing them among the elevator cars according to a predetermined strategy, it periodically clears certain assignments, and reassigns the cleared assignments. The assignments periodically cleared are those which do not have a registered hall call associated therewith, and those which have a registered hall call but which are behind the advanced position of the car they are assigned to.

REFERENCES:
patent: 3589473 (1971-06-01), Kirsch et al.
patent: 3739880 (1973-06-01), Robaszkiewicz
patent: 3746131 (1973-07-01), Hirasawa et al.
patent: 3851733 (1974-12-01), Sackin et al.

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