Rotation hook
US7252316B2 · kind B2 · utility
1Cited by
14References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 26, 2003 |
| Grant date | Aug 7, 2007 |
| Priority date | — |
| Expiry date | Mar 26, 2023 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB66C1/22
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A device for lifting and rotating objects is disclosed. The device includes a plurality of hooking protrusions that are in angled relation with each other and contain compound bends to permit engagement with the support structure of the object to be lifted.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.