Commodity Cart Chute Positioning for Faster Fill Vehicle Alignment

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Solution Overview

Problem

The time-consuming process of loading and unloading agricultural materials from commodity carts hinders the efficiency of agricultural operations, as existing methods do not provide effective guidance for quick and precise positioning of filling vehicles relative to the carts.

Innovation Solution

A commodity cart system that includes a transfer arm with a product chute and a hydraulic system, coupled with a controller that determines a desired fill vehicle position and generates visual, audio, or wireless indications to guide the operator for precise positioning, potentially using unmanned aerial vehicles for assistance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual positioning methods are used for filling vehicles, then operational flexibility is maintained, but positioning time and operational efficiency deteriorate

Engineering Contradiction:
Improveloading/unloading speedVSAvoidpositioning time
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The patent replaces manual mechanical positioning with an automated optical guidance system. The commodity cart projects visual alignment indicators (laser lines or LED markers) that guide the fill vehicle operator to the correct position, eliminating the need for manual measurement and positioning adjustments. This substitution of mechanical positioning with optical guidance directly reduces positioning time while maintaining precision.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent introduces visual alignment indicators (laser lines, LED markers, or projected patterns) as an intermediary between the commodity cart and the fill vehicle. These indicators serve as a communication medium that conveys positioning information to the operator, enabling quick and accurate alignment without direct mechanical interaction or complex coordination procedures.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Measurement precision

If automated positioning systems are implemented, then positioning precision and efficiency improve, but system complexity increases

Engineering Contradiction:
Improvepositioning accuracyVSAvoidsystem complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent employs optical projection technology (laser line generators or LED matrix systems) to create visual alignment indicators. These systems use well-established optical components that can be integrated into the commodity cart's existing structure. The optical field serves as the measurement medium, providing high precision positioning guidance without requiring complex mechanical measurement devices or sophisticated control algorithms.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The patent creates a visual copy or representation of the desired fill position through projected laser lines or LED markers on the ground. Instead of directly measuring the physical position of the fill vehicle, the system projects a two-dimensional visual pattern that represents the correct positioning geometry, allowing the operator to align the vehicle by matching it to the projected pattern rather than using complex coordinate systems.

Inventive Principle:
Principle #26Copying

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

This system significantly reduces the time spent on commodity cart interactions by providing accurate and efficient positioning of filling vehicles, thereby enhancing overall agricultural operation efficiency.

Implementation Method 1

A hydraulic system is coupled to the transfer arm and configured to move the transfer arm to a product loading position wherein the product chute is positioned at a location on the ground

Methodology Applied
Scientific EffectHydraulic system: Hydraulic Press

Data Source

PatentUS11950538B2Commodity cart with improved loading positioning
Publication Date: 2024.04.09 DEERE & CO
  • US11950538B2 patent drawing
  • US11950538B2 patent drawing
  • US11950538B2 patent drawing

AI summary

A commodity cart includes at least one storage tank and a transfer arm having a product chute, a tube portion coupled to the product chute. The tube portion ends in a product outlet. A hydraulic system is coupled to the transfer arm and configured to move the transfer arm to a product loading position wherein the product chute is positioned at a location on the ground. A controller is configured to determine a desired fill vehicle position and generate an indication of the desired fill vehicle position.