Elevator installation maintenance monitoring utilizing a door acceleration sensor
US9469503B2 · kind B2 · utility
6Cited by
10References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 10, 2014 |
| Grant date | Oct 18, 2016 |
| Priority date | — |
| Expiry date | Jan 14, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B19/007
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator installation includes at least one car door or floor door and at least one acceleration sensor mounted on the door. The sensor generates measurements that are transmitted wirelessly to a communications module for determining maintenance data.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.