Modular elevator sheave
US11001478B2 · kind B2 · utility
1Cited by
5References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 16, 2017 |
| Grant date | May 11, 2021 |
| Priority date | — |
| Expiry date | May 16, 2037 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66D3/06
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A modular elevator sheave comprises a mandrel body, wherein multiple sheave units are arranged side by side along the mandrel body, and wherein, the outer wall of the outer circumference of the sheave unit is provided with a groove. In this structural composition, the mandrel body with multiple sheave units, which increases the overall strength and rigidity of the sheave. Furthermore, the number of sheave unit used can be increase and decrease depending on the need or situation, and it should be noted that since the sheave unit can be replaced individually when damaged, it is easier to maintain and reduce repairing costs.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.