Patent · US Expired

Group control method and apparatus for elevators for assignment of coincident calls

US5285028A · kind A · utility

6Cited by
6References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 15, 1991
Grant dateFeb 8, 1994
Priority date
Expiry dateOct 15, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB66B1/18
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A group control method apparatus for elevators including a plurality of cars for serving floors divided into a plurality of sectors. The apparatus has a determination coincidental ride prevention section for assigning a hall call to one of the plurality of cars in such a manner that passengers from different ones of the sectors will not ride on the same car.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.