Fairleads for building platforms
US7475867B1 · kind B1 · utility
6Cited by
10References
38Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 7, 2007 |
| Grant date | Jan 13, 2009 |
| Priority date | — |
| Expiry date | Sep 7, 2027 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66F11/04
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
In various embodiments, an apparatus is disclosed comprising a platform, a hoisting machine mounted on the platform, and a rigging operable to raise and lower the elevator platform, said rigging passing through a fairlead, said fair lead stabilizing said elevator platform to a single location proximate a top of said elevator platform, said fairlead comprising two separable parts wherein said separable parts can be placed around said rigging without accessing an end of said rigging. Such a fairlead improves the serviceability of the equipment and reduce down time for replacement of a worn or damaged fairlead.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.