Elevator car assignment using a plurality of calculations
US5298696A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 26, 1991 |
| Grant date | Mar 29, 1994 |
| Priority date | — |
| Expiry date | Jun 26, 2011 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B2201/211
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator group management system for managing a plurality of elevators is disclosed wherein the system comprises a plurality of control devices for executing overall assignment processes of the elevators in response to hall calls which take place on particular floors and a plurality of sub tasks, distributedly disposed in the control devices. for calculating times for which the elevators respond to the hall calls. When the control devices receive hall calls at the same time or nearly at the same time, they in parallel activate sub tasks distributedly disposed in the control devices and determine most suitable elevators in response to the hall calls.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.