Interlock wiring communication system for elevators
US7334665B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 2, 2004 |
| Grant date | Feb 26, 2008 |
| Priority date | — |
| Expiry date | Sep 2, 2025 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B13/22
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The systems and methods of present invention invoke an elevator communication system for providing communication between a plurality of hall fixture devices and at least one elevator system controller. The elevator communication system includes at least one elevator door interlock wiring circuit, which has a first and a second portion. A first transceiver device is coupled to the first portion of the door interlock wiring for transmitting and receiving signals between the at least one elevator system controller and the plurality of hall fixture devices over the interlock wiring. A second transceiver device is coupled to the second portion of the door interlock wiring for transmitting and receiving the signals between the at least one elevator system controller and the plurality of hall fixture devices over the interlock wiring.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.