Method and arrangement for telemonitoring an elevator to determine its need for maintenance
US6863161B2 · kind B2 · utility
26Cited by
10References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 27, 2004 |
| Grant date | Mar 8, 2005 |
| Priority date | — |
| Expiry date | Apr 27, 2024 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S706/91
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Method for telemonitoring the condition and state of an elevator and for determining its need for maintenance by performing an automatic test run of the elevator car (1) in the elevator shaft (2) to collect data for use in an elevator telemonitoring process. The method of the present invention is characterized in that the aforesaid test run comprises a number of automatic test run cycles synchronized with respect to each other.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.