Patent · US Expired

Method of operating common elevator

US5092430A · kind A · utility

17Cited by
5References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 19, 1991
Grant dateMar 3, 1992
Priority date
Expiry dateJun 19, 2011

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB66B2201/4676
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A method of operating a common elevator in a composite building which contains a plurality of types of exclusively used floors provided separately from each other and corresponding to a plurality of objectives, and a plurality of lobby floors provided separately from each other and corresponding to the plurality of types of exclusively used floors comprises the steps of selecting either of a plurality of operation modes respectively corresponding to the plurality of types of exclusively used floors and offering an elevator service only to the corresponding exclusively used floors and to the corresponding lobby floor, determining the presence or absence of users of the elevator in the selected operation mode, and changing over the operation mode to the other operation mode among the plurality of operation modes when it is determined that there is no user.

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