Stabilizing device of elevator car and a control method thereof, an elevator system
US11142431B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 10, 2018 |
| Grant date | Oct 12, 2021 |
| Priority date | — |
| Expiry date | Apr 8, 2040 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B7/042
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The present invention provides a damper of an elevator car, a control method of the damper, and an elevator system, belonging to the technical field of elevators. The damper of the present invention includes a base, a clamping mechanism mainly including two clamp arm components, a solenoid drive part, and a link transmission component, wherein the link transmission component is configured to be movable in a direction approximately perpendicular to a guide surface and drive at least one of the two clamp arm components connected thereto to move towards a guide rail. The control method of the present invention can enable the damper to work in a disengaged state, a slight contact state or a damping output state.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.