Apparatus for moving wheeled loads
US8607905B2 · kind B2 · utility
Inventor
Key dates
| Filing date | Mar 8, 2012 |
| Grant date | Dec 17, 2013 |
| Priority date | — |
| Expiry date | Aug 11, 2032 |
Classification
- Technology area (CPC F)Mechanical Engineering; Lighting; Heating
- CPC primaryF16D41/12
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Apparatus for moving a wheeled load comprising: a frame having a two end; at least one wheel attached to at least one frame end; drive wheel(s) between the ends; a drive means for providing drive wheel power; a power source; a load-lifting arm means, the lifting arm means having a proximal end rotatably attached to the frame and a distal end; affixed to the distal end is a locking pickup head having a multi-socket center adapted to receive a ball, and a sliding locking gate to releasably affix the head to the ball; extending outwardly from the second end is a handle; disposed on the handle is a control means for operating the apparatus; and drive disengagement means for mechanically disengaging the powered driving mechanism so that a user can manually move the apparatus in case of battery or other mechanical failure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.