Elevator installation and method for detecting a car position
US7537092B2 · kind B2 · utility
9Cited by
7References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 4, 2005 |
| Grant date | May 26, 2009 |
| Priority date | — |
| Expiry date | Aug 1, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B1/3492
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator installation, and a method of operating such an elevator installation, has at least one car and at least one equipment for detecting a car position wherein the equipment includes a code mark pattern and a sensor device. The code mark pattern is mounted along the travel path of the car and has a plurality of code marks arranged in a single track. The sensor device is mounted at the car and contactlessly scans the code marks with a plurality of sensors arranged in a single track.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.