Grader blade attachment
US4189854A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Jul 17, 1978 |
| Grant date | Feb 26, 1980 |
| Priority date | — |
| Expiry date | Jul 17, 1998 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S414/125
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
A grader attachment for a bucket, which includes a scoop panel having a cutting edge and a pair of oppositely disposed side panels which define an interior volume, includes a bifurcated frame member, including a first leg and a second leg cooperatively defining an elongated slot therebetween receiving the cutting edge and a substantial portion of the scoop panel of the bucket. The outboard end portion of the first leg is located within the interior volume defined by the bucket. Longitudinally adjustable jackscrews frictionally engage the side panels and laterally adjustable jackscrews frictionally engage the scoop panel. A grader blade is attached to the frame member.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.