Elevator – industrial lift truck – or stationary lift for vehicle – Stationary lift for roadway vehicle or required component... – Having specific drive means for support
Patent
1990-06-14
1993-08-24
Stephan, Steven L.
Elevator, industrial lift truck, or stationary lift for vehicle
Stationary lift for roadway vehicle or required component...
Having specific drive means for support
187124, B66B 120
Patent
active
052391418
ABSTRACT:
In a group-management control apparatus for an elevator system with plural elevators capable of serving plural floors, hall calls are allotted to adaptive elevators in accordance with a predetermined hall call allotment algorithm, for the purpose of achieving desired control targets. Plural kinds of the hall call allotment algorithm with different schemes are provided in advance, and the predetermined hall call allotment algorithm is selected therefrom by a reasoning operation, which is executed in accordance with a reasoning rule selected from among a plurality of reasoning rules empirically provided in advance on the basis of the desired control targets and an operating state of the elevators.
REFERENCES:
patent: 4509143 (1985-04-01), Tajima et al.
patent: 4690243 (1987-09-01), Ichioka
patent: 4760896 (1988-08-01), Yamaguchi
patent: 4947965 (1990-08-01), Kuzunoki et al.
Fujino Atsuya
Inaba Hiromi
Nakamura Kiyoshi
Tobita Toshimitsu
Ueshima Takaaki
Hitachi , Ltd.
Nappi Robert
Stephan Steven L.
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