Climbing elevator transfer system and methods
US11027944B2 · kind B2 · utility
2Cited by
21References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 13, 2017 |
| Grant date | Jun 8, 2021 |
| Priority date | — |
| Expiry date | Nov 2, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B11/0407
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator system comprising: a plurality of hoistways, each having at least one rail; at least one car moveable along and between the plurality of hoistways and having: a drive assembly operably connected to the car and including two or more wheels engageable to opposing surfaces of the rail of a hoistway along which the car may move, the drive assembly configured to apply an engagement force to the rail to both support the car at the rail and drive the car along the rail; and at least one shuttle moveable transverse to the plurality of hoistways for transferring the car between the hoistways.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.