Elevator buffering device and elevator system
US11685632B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 13, 2020 |
| Grant date | Jun 27, 2023 |
| Priority date | — |
| Expiry date | Jun 2, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B5/288
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator buffering device and an elevator system. The elevator buffering device includes a multi-stage buffer including: a body bracket; and a plurality of buffering elements mounted on the body bracket; wherein each of the buffering elements is at different heights when they are driven to operating positions in a vertical direction; a drive mechanism including: a power source for powering the drive mechanism; and a telescopic push rod pivotally connected to the body bracket; and a control element for controlling a telescopic length of the telescopic push rod of the drive mechanism so that one of the plurality of buffering elements on the body bracket is driven to the operating position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.