Implement for filling wheel tracks
US6386792B1 · kind B1 · utility
4Cited by
11References
5Claims
0Family size
Inventor
Key dates
| Filing date | Jan 10, 2000 |
| Grant date | May 14, 2002 |
| Priority date | — |
| Expiry date | Jan 10, 2020 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01C19/15
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
An implement is described for use in filling wheel tracks (e.g. irrigation sprinkler wheel tracks or ruts) with granular fill material. The implement includes a wheeled frame, a hopper with a bottom opening, and a filling guide suspended below the opening in the hopper for guiding fill material directly into the wheel track. Preferably, the filling guide a includes a rear wall which has a concave lower edge to shape or contour the upper surface of the fill material placed in the wheel track.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.