Rope sway mitigation via rope tension adjustment
US9038783B2 · kind B2 · utility
8Cited by
11References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 29, 2009 |
| Grant date | May 26, 2015 |
| Priority date | — |
| Expiry date | May 28, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B7/08
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A rope sway mitigation device for an elevator system includes a rope tension adjuster connected to a plurality of ropes operably connected to an elevator car. The rope tension adjuster is configured to adjust a tension of at least one individual rope of the plurality of ropes thereby mitigating excitation of natural frequencies of the plurality of ropes during sway of at least one component of the elevator system and or a building in which the elevator system is located. Further disclosed is an elevator system including a rope sway mitigation device and a method of rope sway mitigation in an elevator system.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.