Load limiting apparatus for a hoist
US5217084A · kind A · utility
13Cited by
10References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 22, 1992 |
| Grant date | Jun 8, 1993 |
| Priority date | — |
| Expiry date | Sep 22, 2012 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66D1/58
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A fall arresting device is provided having fall arresting apparatus which permits application of a force to rotate a shaft in a clockwise direction and permits controlled rotation of the shaft in a counter-clockwise direction but prevents uncontrolled rotation of the shaft in the counter-clockwise direction. Safety apparatus is provided for preventing damage to portions of the arresting apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.