Lifting and transportation device
US8127870B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 13, 2007 |
| Grant date | Mar 6, 2012 |
| Priority date | — |
| Expiry date | Apr 21, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB62B5/0079
- WIPO fieldMedical technology
- WIPO sectorInstruments
Abstract
An improved lifting and transportation device including an attachment means adapted to engage a wheeled device to be transported; and one or more driving wheels adapted to engage the ground to propel said lifting and a transportation device, whereby, said lifting and transportation device is steerable by the independent engagement of said driving wheels; and a controller adapted to control the motion of said driving wheels and control the operation of said attachment means. The attachment means may be an attachment assembly with laterally opposed attachment brackets adapted to engage said wheeled device, whereby, a vertical actuator is used to adjust the vertical height of said attachment assembly and a horizontal actuator is used to adjust the horizontal separation of said laterally opposed attachment brackets
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.