Impact detection in an elevator door
US10723593B2 · kind B2 · utility
1Cited by
3References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 30, 2017 |
| Grant date | Jul 28, 2020 |
| Priority date | — |
| Expiry date | Sep 28, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B13/22
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The disclosure relates to a method for detecting an impact on an elevator door. The method is characterized in that it comprises detecting a break in an elevator door safety circuit; comparing characteristics of the break to a set of parameters; and performing an action when the characteristics of the break fulfil the conditions determined by the set of parameters. The disclosure further relates to an apparatus, to an elevator safety system and to an elevator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.