Self adjusting ramp
US8914932B2 · kind B2 · utility
10Cited by
9References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 28, 2014 |
| Grant date | Dec 23, 2014 |
| Priority date | — |
| Expiry date | Apr 28, 2034 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB60P1/43
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A ramp may include a frame having first and second end portions and at least one rung extending substantially between the frame and being positioned between the first and second end portions, the at least one rung forming at least a portion of a ramp surface. The ramp may further include a plate extending substantially between the frame and being positioned adjacent to at least one of the first and second end portions, and a lip pivotally attached to the plate at a pivot axis, wherein the pivot axis is non-load bearing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.