Funnel-Shaped Incorporation Device for Agricultural Sprayer Sealed Transfer

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Solution Overview

Problem

Existing sealed transfer systems for agricultural sprayers are not compatible with all types of product containers, particularly those containing powdery or granular products, leading to a loss of compactness and the need for additional equipment.

Innovation Solution

A funnel-shaped incorporation device with a reversible and leak-tight neck designed to connect with sealed transfer systems, allowing for the use of non-compliant containers by integrating a threaded connection and a collapsible side wall for efficient product transfer.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a sealed transfer system is used for agricultural sprayers, then product transfer safety is improved, but compatibility with non-compliant containers deteriorates

Engineering Contradiction:
Improveproduct transfer safetyVSAvoidcontainer compatibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The incorporation device acts as an intermediary component between non-compliant containers and the sealed transfer system. It features a neck portion that can be adapted to connect to various container types, while its lower opening integrates with the sealed transfer system, thereby enabling safe sealed transfer for previously incompatible containers.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The incorporation device is designed with universal adaptability to work with multiple container types including powdery product containers, granular product containers, and liquid product containers. This multi-functional design allows a single device to replace multiple specialized components, maintaining sealed transfer safety across different product types.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Adaptability or versatility

If additional equipment such as hoppers are added to handle non-compliant containers, then container compatibility is improved, but sprayer compactness deteriorates

Engineering Contradiction:
Improvecontainer compatibilityVSAvoidsprayer compactness
Core Design Contradiction:
Adaptability or versatilityVSVolume of moving object

Solution Approach 1:

The incorporation device merges multiple functions into a single integrated component. It combines the features of a hopper, adapter, and sealed transfer interface in one unit, eliminating the need for separate additional equipment and maintaining the compactness of the agricultural sprayer.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The incorporation device serves multiple functions simultaneously: it acts as a container adapter for non-compliant containers, provides a sealed transfer interface, and functions as a product transfer conduit. This multi-functionality eliminates the need for separate hoppers or specialized equipment for different container types.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Adaptability or versatility

If the neck cross-section is made smaller to fit sealed transfer systems, then connection compatibility is improved, but product flow efficiency deteriorates

Engineering Contradiction:
Improveconnection compatibilityVSAvoidproduct flow efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The incorporation device employs asymmetric cross-sectional design where the neck portion has a smaller cross-section optimized for connection compatibility with sealed transfer systems, while the lower opening has a larger cross-section optimized for efficient product flow. This asymmetric design allows each section to be optimized for its specific function without compromising the other.

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The device transitions from a uniform cross-section to a variable cross-section along its length, creating a funnel-shaped geometry. This dimensional variation allows the neck to be small for connection compatibility while the lower opening is large for flow efficiency, resolving the contradiction through spatial differentiation.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

Data Source

PatentEP4118966A1Incorporating device for agricultural sprayer
Publication Date: 2023.01.18 EXEL INDUSTRIES
  • EP4118966A1 patent drawingFigure 1
  • EP4118966A1 patent drawingFigure 2
  • EP4118966A1 patent drawingFigure 3

AI summary

The invention relates to an incorporation device (10) for an agricultural sprayer, comprising a lower opening (11) extending around a first axis (12) that is generally vertical, an upper opening (13) extending around a second axis (14) that is generally vertical, and at least one side wall (15) connecting the lower opening to the upper opening, the lower opening having a smaller cross-section than the upper opening, the incorporation device thus having an overall funnel shape, the lower opening being further defined by a neck (16) adapted to connect reversibly and leak-tightly to a leak-tight transfer system (200) for transferring a product to a liquid circuit of the agricultural sprayer to which the leak-tight transfer system is connected.