Traction type elevator apparatus
US6247557A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Apr 27, 1999 |
| Grant date | Jun 19, 2001 |
| Priority date | — |
| Expiry date | Apr 27, 2019 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66B11/008
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
An elevator apparatus including an elevator path having a restricted height. Under a roping ratio of 1:1, a thin driving unit having a traction sheave and a driving mechanism is positioned between an inner wall of the elevator path and a space occupied by an elevator car rising and falling in the elevator path. One end of a suspension rope is fixed to the elevator car in a position below a ceiling of the elevator car. With the arrangement, the car can move close to the ceiling of the elevator car effectively. Further, it is possible to reduce respective heights of the elevator path and a building equipped with the elevator apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.