Snap-Fit Acoustic Material Frame for Lightweight DIY Assembly

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Solution Overview

Problem

There is a lack of convenient, do-it-yourself (DIY) solutions for framing, covering, and mounting acoustic materials that absorb sound waves, as existing methods require tools, time, and skill, and often result in heavy, expensive products that reduce sound absorption effectiveness.

Innovation Solution

A lightweight, snap-fit plastic tube frame with custom connectors and a fabric slipcover that can be assembled without tools, allowing easy installation and maximum sound absorption by using recycled thermoplastic materials.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If traditional heavy materials (wood, metal, aluminum) are used to frame acoustic material, then structural strength and stability are improved, but weight increases and ease of installation deteriorates

Engineering Contradiction:
Improvestructural strengthVSAvoidframe weight
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The patent changes the material parameter from traditional heavy materials (wood, metal, aluminum) to lightweight plastic tubing, fundamentally altering the weight-to-strength ratio while maintaining structural adequacy for acoustic applications

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The frame uses composite construction combining plastic tubing with foam core material and fabric covering, creating a multi-material structure that optimizes both weight and structural performance for acoustic purposes

Inventive Principle:
Principle #40Composite materials

2Stability of the object's composition

If traditional framing methods are used, then structural stability is improved, but assembly complexity and time requirements increase

Engineering Contradiction:
Improveframe stabilityVSAvoidassembly complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The frame is segmented into modular components (tubing sections, corner connectors, T-connectors) that can be independently manufactured and easily assembled, reducing overall assembly complexity while maintaining structural stability

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The frame design enables DIY assembly without requiring specialized tools or skills, allowing end-users to assemble the structure themselves through simple connections while achieving stable construction

Inventive Principle:
Principle #25Self-service

3Reliability

If frame sides and back are covered to enclose acoustic material, then material containment is improved, but air flow and sound absorption effectiveness deteriorate

Engineering Contradiction:
Improvematerial containmentVSAvoidsound absorption effectiveness
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The frame uses a breathable fabric cover instead of solid enclosures, allowing sound waves to pass through while containing the acoustic material, thus maintaining both containment and sound absorption effectiveness

Inventive Principle:
Principle #30Flexible shells and thin films

Solution Approach 2:

The frame incorporates porous foam core material and breathable fabric surfaces that allow air and sound wave penetration, maintaining acoustic effectiveness while containing the insulation material

Inventive Principle:
Principle #31Porous materials

4Manufacturing precision

If custom-built frames are ordered from companies, then manufacturing precision and quality consistency are improved, but cost and delivery time increase

Engineering Contradiction:
Improveframe precisionVSAvoiddelivery time
Core Design Contradiction:
Manufacturing precisionVSLoss of time

Solution Approach 1:

The frame components are pre-manufactured and pre-assembled into modular sections that can be quickly put together by the end-user, eliminating the need for custom fabrication while maintaining precision and reducing delivery time

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 frame allows for quick assembly and effective sound absorption by maximizing air flow and sound wave penetration, while being eco-friendly and suitable for various environments.

Implementation Method 1

The frame allows for quick assembly and effective sound absorption by maximizing air flow and sound wave penetration

Methodology Applied
Scientific EffectSound absorption: Acoustic Absorption

Data Source

PatentUS12529223B2Acoustic material frame and method
Publication Date: 2026.01.20 MCKENNA KELLY B
  • US12529223B2 patent drawing
  • US12529223B2 patent drawing
  • US12529223B2 patent drawing

AI summary

A thermoplastic frame for holding acoustical material has extruded square plastic tubing that is inserted or snap-fit onto corner connectors and T-connectors to make an enclosure that houses and compresses the acoustic material. During assembly of the frame, the acoustic material is inserted in the open side of a secondary frame assembly and enclosed and compressed with a cap assembly snap-fit onto the secondary frame assembly.