Adjustable method and apparatus for laying, leveling and compacting road shoulders
US8297879B1 · kind B1 · utility
Assignee
Inventor
Key dates
| Filing date | Mar 28, 2011 |
| Grant date | Oct 30, 2012 |
| Priority date | — |
| Expiry date | Jul 21, 2031 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE01H1/003
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
An apparatus for attachment to dump trucks having a dump bed and a chute for discharging material onto a road shoulder and/or roadway. The apparatus allows the truck with a single operator to perform shoulder and/or roadway surfacing and/or repair by receiving and grading repair material into place. The attachment being adjustable as to pitch, width and depth of the repair material. The attachment being adjustable to allow a greater or lesser amount of material to be applied to a shoulder closer to the roadway surface if a deeper fill is required. The apparatus allows for rotational movement between the apparatus and the dump truck in a direction parallel to the roadways length and perpendicular to the roadways surface. The tires of the dump truck being utilized to compact the repair material. The apparatus being stored in a vertical position when not in use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.