Traction sheave elevator
US5429211A · kind A · utility
49Cited by
5References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 23, 1994 |
| Grant date | Jul 4, 1995 |
| Priority date | — |
| Expiry date | Jun 23, 2014 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B11/08
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
The traction sheave elevator comprises an elevator car (1) moving along elevator guide rails (10), a counterweight (2) moving along counterweight guide rails (11), a set of hoisting ropes (3) on which the elevator car and the counterweight are suspended, and a drive machine unit (6) comprising a traction sheave (7) driven by the drive machine and engaging the hoisting ropes (3). The drive machine unit (6) of the elevator is placed in the top part of the elevator shaft (15) in the space between the shaft space needed by the elevator car on its path and/or its overhead extension and a wall of the elevator shaft (15).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.