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Elevator control system

  • US 5,042,620 A
  • Filed: 09/12/1989
  • Issued: 08/27/1991
  • Est. Priority Date: 09/20/1988
  • Status: Expired due to Fees
First Claim
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1. An elevator control system with at least one elevator cab capable of serving plural floors, comprising:

  • a common transmission path;

    an operation signal control device including at least one elevator operation controller, corresponding to the at least one cab and coupled to the common transmission path, for generating elevator control signals for controlling the service operation of the at least one cab and for transmitting the generated control signals to the common transmission path, in which said one elevator operation controller has means for managing the use of the common transmission path; and

    an elevator information control device including at least one information controller, connected to the common transmission path, and responsive to signals present on the common transmission path, for generating various service information to be given to users waiting for service of the at least one cab at the respective floors on said basis of the signals.

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