Control device for a lift
US6011839A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Sep 18, 1997 |
| Grant date | Jan 4, 2000 |
| Priority date | — |
| Expiry date | Sep 18, 2017 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B2201/4676
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A control device for access and lift operation to a predetermined story in multi-family dwellings or other buildings is provided. Call input devices which may comprise a first input button and a second input button are provided in the upper stories of the building, such as in individual apartments or offices. Upon the processing of a call which has been input by the first input button located at an identified story initially a predetermined destination story and thereafter the identified story are served by the lift. On processing of a call which has been input by the second input button initially the identified story and thereafter the predetermined destination story are served. The call input device may further comprise an identification device to allow automatic lift from an entry story to the story associated with the identified user.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.