Sub-floor Assemblies With Wooden Nailing Sections

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Solution Overview

Problem

Existing sports flooring systems face challenges in attaching resilient flooring to substrates made of molded or extruded synthetic materials, especially under changing temperatures and constant flexing conditions, as mechanical fasteners are not well-suited for these materials.

Innovation Solution

The integration of elongated wooden nailing sections with molded or extruded synthetic panels, which include designated underside cavities for housing resilient components, along with anchorage clips for secure attachment to the substrate, provides a stable and resilient sports flooring system.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If mechanical fasteners are used to attach resilient flooring to molded or extruded synthetic panels, then attachment is achieved, but reliability deteriorates under changing temperatures and constant flexing conditions

Engineering Contradiction:
Improveattachment methodVSAvoidattachment stability under temperature变化和flexing
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces wooden nailing sections as an intermediary component between the synthetic panels and the resilient flooring. These wooden sections serve as a mediator that can be effectively fastened with mechanical fasteners while accommodating the thermal and flexing movements, thus resolving the incompatibility between mechanical attachment methods and the synthetic panel material properties

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The patent creates a composite structure combining synthetic panels with wooden nailing sections. This composite approach leverages the advantages of both materials: the synthetic panels provide environmental resistance and structural integrity, while the wooden sections provide suitable characteristics for mechanical fastening and flexibility under temperature changes

Inventive Principle:
Principle #40Composite materials

2Reliability

If wooden sub-floors are used in sports flooring systems, then shock absorbency is provided, but use of forestry materials increases

Engineering Contradiction:
Improveshock absorbencyVSAvoidforestry material consumption
Core Design Contradiction:
ReliabilityVSLoss of substance

Solution Approach 1:

The patent applies wood only in specific localized areas (nailing sections) rather than throughout the entire sub-floor structure. This localized use of wood provides the necessary shock absorbency and fastening capabilities only where needed, while the majority of the sub-floor structure uses synthetic materials, thereby reducing overall forestry material consumption

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The patent replaces traditional extensive wood usage with a hybrid approach where synthetic materials serve as the primary structure and wood is used only for specific functional elements. This represents a transition from conventional wood-heavy construction to a more sustainable mixed-material approach that recovers the essential functions while reducing material consumption

Inventive Principle:
Principle #34Discarding and recovering

3Adaptability or versatility

If molded or extruded synthetic panels are used as sub-floors, then environmental friendliness and design flexibility are improved, but ease of manufacture deteriorates due to incompatibility with mechanical fasteners

Engineering Contradiction:
Improvedesign flexibility and environmental friendlinessVSAvoidattachment process complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The patent divides the sub-floor system into distinct segments: synthetic panels for structural and environmental benefits, and separate wooden nailing sections for fastening. This segmentation allows each component to be manufactured and optimized independently, maintaining the environmental and design advantages of synthetic materials while simplifying the attachment process through specialized wooden components

Inventive Principle:
Principle #1Segmentation

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 solution enhances the stability and shock absorbency of sports flooring systems, reduces the use of forestry materials, and offers design flexibility, while ensuring secure attachment to substrates even under varying conditions.

Implementation Method 1

resilient components for wanted shock absorbency

Methodology Applied
Scientific EffectShock absorbency: Damping

Implementation Method 2

highly resilient shock absorbing cushioned floors

Methodology Applied
Scientific EffectResilience: Elasticity

Data Source

PatentUS7735281B2Sub-floor assemblies for sports flooring systems
Publication Date: 2010.06.15 CONNOR SPORT COURT INT
  • US7735281B2 patent drawing
  • US7735281B2 patent drawing
  • US7735281B2 patent drawing

AI summary

A sub-floor assembly for a sports flooring system includes a plurality of sub-floor panel components each formed of a plastic material and each having a formed channel wherein the formed channels of the plurality of sub-floor panel components are linearly aligned. A first strip of anchoring material is disposed within the linearly aligned formed channels of the plurality of sub-floor panel components and is used to attach a plurality of flooring strips to the sub-floor panel components.