Lifting device
US4190912A · kind A · utility
Inventor
Key dates
| Filing date | Jun 12, 1978 |
| Grant date | Mar 4, 1980 |
| Priority date | — |
| Expiry date | Jun 12, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S414/13
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
A lifting device for lifting and transferring a load, said device having a rigid carrier arm and transfer means for lateral movement of said carrier arm. Said transfer means includes two symmetrically disposed transfer assemblies each having a link member pivotably connected at a separate end of the carrier arm, a lever pivotably connected at one end to the associated link member, said lever being pivotably supported at its other end. Said transfer means also includes drive means and transmission means for simultaneous pivoting the levers in opposite directions thereby moving and transferring the carrier arm in its lateral direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.