Discrete Fill Material Construct for Uniform Distribution

Resolve Bottlenecks,
Find Innovative Solutions
Generate Solutions

Solution Overview

Problem

Existing methods for manufacturing insulated and cushioned articles, such as outerwear and pillows, face inefficiencies due to the clumping of synthetic fill materials like PrimaLoft™, leading to non-uniform distribution and thermal breaks, and require labor-intensive off-line processes for distribution and compartmentalization.

Innovation Solution

A construct featuring discrete elements of fill material fixed to a sheet material through pilings, fusion, or entanglement, creating a layered arrangement that maintains uniform distribution and prevents clumping, allowing for continuous production line integration and efficient manufacturing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If synthetic fill material is used to provide thermal insulation, then insulation effectiveness is improved, but the material tends to clump together during washing and use, resulting in non-uniform distribution and thermal breaks

Engineering Contradiction:
Improveinsulation effectivenessVSAvoiduniform distribution of fill material
Core Design Contradiction:
ReliabilityVSStability of the object's composition

Solution Approach 1:

The fill material is divided into discrete elements or clusters that are individually distributed across the substrate. This segmentation prevents the material from forming large clumps while maintaining insulation effectiveness, as each discrete element remains separated and uniformly distributed throughout the product structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The fill material is pre-distributed in a uniform pattern across the substrate before final product assembly. This preliminary uniform distribution ensures that when the product is later washed or used, the fill material maintains its even spacing and does not clump together, preserving both insulation effectiveness and compositional stability.

Inventive Principle:
Principle #10Preliminary action

2Manufacturing precision

If traditional off-line filling processes are used to manufacture insulated articles, then fill material can be distributed in compartments, but the process is labor-intensive and requires pulling products off the main production line

Engineering Contradiction:
Improveuniform distribution of fill in compartmentsVSAvoidmanufacturing efficiency
Core Design Contradiction:
Manufacturing precisionVSProductivity

Solution Approach 1:

The fill material distribution process is merged with the main production line operations. Instead of separating the filling operation from manufacturing, the discrete element fill material is applied continuously during production, eliminating the need to pull products off the line and perform manual filling operations in separate compartments.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The filling process becomes continuous rather than discrete and manual. The discrete element fill material can be applied continuously along the production line, maintaining uninterrupted manufacturing flow while ensuring uniform distribution of fill material across all products without labor-intensive stopping and starting.

Inventive Principle:
Principle #20Continuity of useful action

3Ease of manufacture

If fill material is allowed to move freely in compartments, then the material can be easily filled, but the material clumps and fails to maintain uniform distribution during use and washing

Engineering Contradiction:
Improveease of filling compartmentsVSAvoiduniform distribution of fill material
Core Design Contradiction:
Ease of manufactureVSStability of the object's composition

Solution Approach 1:

The fill material is pre-arranged in discrete elements with predetermined spacing patterns before being placed in the product structure. This preliminary arrangement ensures uniform distribution is achieved during filling while the discrete nature of the elements prevents clumping during subsequent use and washing, maintaining compositional stability without complicating the filling process.

Inventive Principle:
Principle #10Preliminary action

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

The solution ensures uniform distribution of fill material during use and washing, reduces production costs, and enables efficient conveyor-based manufacturing, eliminating the need for labor-intensive off-line filling processes while maintaining insulation effectiveness.

Implementation Method 1

discrete elements of fill material fixed to a sheet material through pilings, fusion, or entanglement

Methodology Applied
Scientific EffectFusion:

Data Source

PatentEP3215663B1Constructs for distribution of fill material
Publication Date: 2021.09.29 NORTH FACE APPAREL CORP
  • EP3215663B1 patent drawingFigure 1
  • EP3215663B1 patent drawingFigure 2~3
  • EP3215663B1 patent drawingFigure 4~5

AI summary

In some embodiments, the inventive subject matter is directed to an arrangement of discrete elements of fill material on a substrate consisting of a sheet material wherein the discrete elements are fixed relative to the sheet material by pilings, fusion, and/or entanglement to fix the insulating elements in a layered arrangement over the sheet material. A second sheet of material may be used to create a sandwiched assembly of the discrete elements. In some embodiments, the inventive subject matter is generally directed to discrete elements of fill material that are engaged together to form a cohesive sheet-like or layered arrangement of the elements.