Layered Exercise Mat Structure for Wet Grip and Fast Drying

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Solution Overview

Problem

Conventional exercise mats lack effective moisture management, grip, and durability, particularly in wet conditions, and often fail to provide optimal cushioning and support for various yoga and exercise positions.

Innovation Solution

A multi-layered exercise mat design featuring a top layer with an open cell structure and antimicrobial properties, a middle layer for structural integrity and cushioning, and a bottom layer with textured surface and perforations for enhanced grip and traction, made from materials like polyurethane, thermoplastic elastomer, and natural rubber, bonded using heat or adhesives for improved flexibility and durability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional exercise mats are used, then they provide basic cushioning, but they lack effective moisture management and grip in wet conditions

Engineering Contradiction:
Improvegrip and stabilityVSAvoidmoisture accumulation
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The mat is divided into three functional layers: a top layer (0.35-0.95mm) with open cell structure for moisture absorption, a middle layer (0.2-2.0mm) for structural integrity and cushioning, and a bottom layer (1.5-5.5mm) with textured surface for traction. This segmentation allows each layer to address specific problems independently.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The top layer utilizes an open cell structure with high porosity to absorb and wick away moisture quickly, preventing moisture accumulation on the exercise surface while maintaining breathability and rapid drying capabilities.

Inventive Principle:
Principle #31Porous materials

2Reliability

If the mat uses multiple layers for improved functionality, then moisture management and grip improve, but manufacturing complexity increases

Engineering Contradiction:
Improvemoisture managementVSAvoidlayered structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The mat combines different materials with complementary properties: polyurethane or TPE for the top layer (moisture absorption), rubber foam or woven/non-woven fabric for the middle layer (cushioning and structure), and thermoplastic elastomer or rubber with textured surface for the bottom layer (traction). This composite approach integrates multiple functions in a unified structure.

Inventive Principle:
Principle #40Composite materials

Solution Approach 2:

Multiple functional layers are bonded together using heat bonding or adhesive lamination to create a single integrated mat structure, combining moisture management, cushioning, and traction functions into one cohesive product.

Inventive Principle:
Principle #5Merging (Combining)

3Ease of operation

If the top layer is made thicker for better cushioning, then comfort improves, but moisture absorption and drying speed may decrease

Engineering Contradiction:
Improvecushioning comfortVSAvoiddrying time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

Different thicknesses are assigned to different layers based on their specific functions: the top layer is kept relatively thin (0.35-0.95mm) to maintain moisture absorption efficiency and drying speed, the middle layer provides the primary cushioning (0.2-2.0mm), and the bottom layer is thickest (1.5-5.5mm) for stability and traction. This distributes cushioning function across layers rather than concentrating it in the top layer.

Inventive Principle:
Principle #3Local quality

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 mat provides superior grip, cushioning, and support in both wet and dry conditions, with quick drying properties and antimicrobial protection, ensuring effective performance and user safety during exercises.

Implementation Method 1

The top layer can have an open cell structure that allows the top layer to absorb or wick away moisture

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Implementation Method 2

utilizing heat bonding to connect the at least one polyurethane layer and the at least one layer comprising synthetic rubber and natural rubber

Methodology Applied
Scientific EffectHeat bonding: Heating

Implementation Method 3

a bottom layer with textured surface for traction

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS20120240336A1Exercise mat
Publication Date: 2012.09.27 LULULEMON ATHLETICA CANADA INC
  • US20120240336A1 patent drawing
  • US20120240336A1 patent drawing
  • US20120240336A1 patent drawing

AI summary

An exercise mat comprising: at least one top layer, the at least one top layer comprising polyurethane; and at least one bottom layer adjacent to the at least one top layer, the at least one bottom layer comprising at least one thermoplastic elastomer.