B - Operations – Transporting – 66 – B
Patent
B - Operations, Transporting
66
B
364/2
B66B 1/20 (2006.01)
Patent
CA 1199133
ELEVATOR SYSTEM ABSTRACT OF THE DISCLOSURE 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 res- ponsive to the position of the special floor in the building. BACKGROUND OF THE INVENTION Field of the Invention: The invention relates in general to elevator systems, and more specifieally to new and improved elevator supervisory control apparatus for directing a plurality of elevator cars to more efficiently serve the floors of a building. Description of the Prior Art: Elevator systems which includes a plurality of elevator cars, and supervisory control for directing the elevator cars to serve registered hall or floor calls according to a predetermined strategy, usually have special strategies for serving calls which originate from basement and top extension floors. A building may also have one or more special floors, other than the main floor, basement floors, and top extension floors, which are to be provided with special service for some reason. The special service -1-
299518
Oldham And Company
Westinghouse Electric Corporation
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