Elevator counterweight
US10654688B2 · kind B2 · utility
0Cited by
1References
17Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jan 27, 2017 |
| Grant date | May 19, 2020 |
| Priority date | — |
| Expiry date | Mar 2, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B17/12
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A counterweight module, a locking element, a counterweight and a method for assembling a counterweight are disclosed. The counterweight module includes a first part and a second part, between which a straight joint is arranged at right angle in relation to the longitudinal direction of the counterweight module. The counterweight locking element can be used to secure the counterweight modules into a counterweight frame. In the method, the counterweight is filled with balancing modules starting from the bottom of the frame.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.