Work Vehicle Route Feedback for Unworked Area Prevention

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Solution Overview

Problem

Existing work vehicles require additional work to address unworked ground after completing a work area, leading to increased working time and reduced efficiency.

Innovation Solution

A work vehicle that estimates and notifies the operator of potential work remaining areas during travel, using a control device to predict and prevent unworked areas through advanced route planning and real-time feedback.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If additional unworked ground processing is performed after completing work in a work area, then complete coverage is achieved, but working time increases and work efficiency decreases

Engineering Contradiction:
Improvework coverage completenessVSAvoidworking time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The system performs preliminary estimation of unworked ground occurrence before the vehicle completes its work cycle. By using the estimation unit to predict potential unworked areas based on current position, traveling route, and work history, the operator can take corrective action during ongoing work rather than after completion, thereby preventing time loss while maintaining complete coverage

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The notification unit provides real-time feedback to the operator about estimated unworked ground areas. This feedback mechanism allows the operator to adjust the traveling route or work pattern immediately upon receiving notification, enabling continuous optimization of work coverage without requiring separate post-work inspection or correction passes

Inventive Principle:
Principle #23Feedback

2Productivity

If work is performed while traveling using a work machine, then work efficiency is improved, but unworked areas may be left behind

Engineering Contradiction:
Improvework efficiencyVSAvoidwork coverage completeness
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The estimation unit continuously predicts potential unworked ground areas during the work process, allowing the operator to proactively adjust the traveling route before leaving unworked areas. This preliminary detection capability enables the system to maintain both high productivity from continuous travel-based work and complete coverage through timely corrections

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The notification unit provides ongoing feedback during work execution, informing the operator of estimated unworked areas in real-time. This allows the operator to make immediate route adjustments while maintaining travel-based work efficiency, rather than discovering gaps after the fact

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250280750A1Work vehicle
Publication Date: 2025.09.11 YANMAR HLDG CO LTD
  • US20250280750A1 patent drawing
  • US20250280750A1 patent drawing
  • US20250280750A1 patent drawing

AI summary

An exemplary work vehicle is a work vehicle that performs work while traveling using a work machine, and estimates in advance occurrence of a work remaining area which will remain unworked during the work while traveling, and performs notification of an estimation result regarding the work remaining area.