Belt-climbing elevator having drive in counterweight
US6138799A · kind A · utility
22Cited by
14References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 30, 1998 |
| Grant date | Oct 31, 2000 |
| Priority date | — |
| Expiry date | Sep 30, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B17/12
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator system includes a counterweight-drive assembly (26) having a motor (32) and drive pulley (36) mounted internally to engage a drive belt (42) for climbing or descending with respect thereto, resulting in raising or lowering of an elevator car (12) coupled to said counterweight-drive assembly (26).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.