Building front rope lift
US4111281A · kind A · utility
Inventor
Key dates
| Filing date | Jun 27, 1977 |
| Grant date | Sep 5, 1978 |
| Priority date | — |
| Expiry date | Jun 27, 1997 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA62B1/02
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A building front rope lift for rescuing persons in particular subject to fire hazards in tall buildings comprises a lift cage to which a first roller is secured and which is suspended from one end of at least one load rope led around at least one guide roller secured to a tall building. The other end of the load rope extends from said guide roller downwardly inclined to a winch drum to which it is connected. A traction rope carries at one end a second roller which is arranged to roll on the load rope and is diverted by the first roller into the direction of the downwardly inclined load rope and connected by its other end to a further winch drum.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.