Monolithic Nozzle Arrangement with 3D Fluid Channels

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Solution Overview

Problem

Existing nozzle arrangements have limitations in the number and complexity of fluid channel systems and outlet nozzles due to their laminated construction, which restricts the ability to achieve uniform and flexible fluid application on substrates with complex geometries.

Innovation Solution

The nozzle arrangement is designed as a monolithic component using additive manufacturing, allowing for the creation of complex geometries and fluid channel systems, including three-dimensional curved sections, which enables a larger number of outlet nozzles and improved fluid flow optimization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If a laminated construction with multiple individual plates is used to form fluid channel systems, then the nozzle arrangement can be assembled from separate components, but the number and complexity of fluid channel systems and outlet nozzles are limited

Engineering Contradiction:
Improvefluid channel system complexityVSAvoidmanufacturing flexibility
Core Design Contradiction:
Device complexityVSEase of manufacture

Solution Approach 1:

The patent merges multiple individual plates into a single monolithic component produced by additive manufacturing. This integration eliminates the limitations of laminated constructions while enabling complex three-dimensional fluid channel systems and a higher number of outlet nozzles within the same compact volume, directly resolving the technical contradiction between device complexity and manufacturing flexibility

Inventive Principle:
Principle #5Merging (Combining)

2Manufacturing precision

If the number of outlet nozzles per main body is increased, then uniform fluid application is improved, but the fluid channel system complexity increases

Engineering Contradiction:
Improvefluid application uniformityVSAvoidfluid channel system complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The patent transitions from two-dimensional laminated fluid channel systems to three-dimensional curved fluid channel systems enabled by additive manufacturing. This dimensional change allows multiple outlet nozzles to be fed through optimized three-dimensional paths, achieving uniform fluid distribution while managing complexity through spatial optimization rather than planar expansion

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

3Ease of operation

If a laminated construction is used, then assembly from separate components is possible, but flow resistance increases and fluid flow optimization is limited

Engineering Contradiction:
Improveassembly capabilityVSAvoidflow resistance
Core Design Contradiction:
Ease of operationVSLoss of energy

Solution Approach 1:

The patent combines multiple plates into a monolithic component with integrated three-dimensional curved fluid channels. This eliminates the flow resistance inherent in laminated constructions while maintaining assembly capability through the integration of all fluid channel systems and outlet nozzles into a single optimized structure, directly addressing the contradiction between assembly ease and flow efficiency

Inventive Principle:
Principle #5Merging (Combining)

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 approach allows for a more efficient and flexible application of fluids, such as thermoplastic adhesives, on substrates with complex geometries, reducing flow resistance and enabling precise control over fluid distribution.

Implementation Method 1

successive forming of a main body (2) by melting of a material in each layer

Methodology Applied
Scientific EffectSelective Laser Melting: Selective Laser Sintering

Data Source

PatentUS20250144651A1Nozzle arrangement for applying fluids, and method for producing a main body of such a nozzle arrangement
Publication Date: 2025.05.08 ILLINOIS TOOL WORKS INC
  • US20250144651A1 patent drawing
  • US20250144651A1 patent drawing
  • US20250144651A1 patent drawing

AI summary

A nozzle arrangement for applying fluids to a substrate has a main body which is able to be connected to a mounting region of a distributor and which has an end-side side surface. At least one first outlet nozzle for the fluid to be applied to the substrate is provided in or on the end-side side surface of the main body. A first fluid channel system is formed in the main body, via which the at least one first outlet nozzle is connected in terms of flow to a first fluid connector, which is provided in the main body of the nozzle arrangement. The nozzle arrangement is a monolithic component produced by an additive production method.