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Elevator control system

  • US 3,999,631 A
  • Filed: 03/21/1975
  • Issued: 12/28/1976
  • Est. Priority Date: 03/25/1974
  • Status: Expired due to Term
First Claim
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1. In an elevator control system comprising a plurality of cars for serving a multiplicity of floors, hall call register means provided at each floor landing, cage call register means mounted in each cage and means for detecting the total number of in-cage passengers in each car;

  • the improvement further comprising means for forecasting the number of passengers for every destination floor by allotting the detected number of in-cage passenger to the cage calls, and means for forecasting the number of in-cage passengers at each floor by subtracting sequentially said number of in-cage passengers for destination floor from said detected total number of in-cage passengers.

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