Automatic grading system for construction machine and method for controlling the same
US9556583B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 25, 2012 |
| Grant date | Jan 31, 2017 |
| Priority date | — |
| Expiry date | Sep 25, 2032 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F9/2025
- WIPO fieldCivil engineering
- WIPO sectorOther fields
Abstract
The present invention relates to an automatic grading system for a construction machine, including: a work apparatus having a boom connected pivotally to one side of a vehicle body, an arm connected pivotally to a front end portion of the boom, and a bucket connected pivotally to a front end portion of the arm; a boom angle detection sensor mounted on one side of the boom; an arm angle detection sensor mounted on one side of the arm; a switch panel on which a standard grading mode switch, a grading history storage switch, and a history grading mode switch selected for a grading work are disposed; an electronic control unit adapted to receive grade input signals applied from the angle detection sensors at the time when the grading mode switches and a joystick for controlling the work apparatus are manipulated and to calculate the grade input signals in accordance with a predetermined control algorithm.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.