Cooling Sports Bra Structure for Support and Heat Dissipation

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Solution Overview

Problem

Traditional sports bras are uncomfortable due to thick, non-breathable materials that restrict movement and cause skin irritation from sweat, and they inadequately dissipate heat during physical activities.

Innovation Solution

A cooling sports bra design featuring removable front and back cooling pads with foam layers and polyurethane elastomer cooling layers, coupled with breathable and moisture-wicking materials, providing both support and cooling sensation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If thick and non-breathable materials are used in sports bras, then support and coverage are improved, but heat dissipation and breathability deteriorate

Engineering Contradiction:
ImprovesupportVSAvoidheat dissipation
Core Design Contradiction:
StrengthVSTemperature

Solution Approach 1:

The sports bra incorporates a composite structure combining breathable mesh fabric for heat dissipation with foam layers and polyurethane elastomer cooling pads for targeted cooling. This multi-material composition allows the garment to provide both support and effective heat management, resolving the contradiction between structural strength and thermal performance.

Inventive Principle:
Principle #40Composite materials

2Strength

If thick and non-breathable materials are used in sports bras, then support is improved, but skin comfort deteriorates due to sweat accumulation

Engineering Contradiction:
ImprovesupportVSAvoidskin irritation from sweat
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The sports bra utilizes breathable mesh fabric with porous structure that allows air circulation and sweat evaporation. The mesh material provides support while maintaining skin comfort by preventing sweat accumulation, directly addressing the contradiction between structural support and skin comfort.

Inventive Principle:
Principle #31Porous materials

3Strength

If extra layers and paddings are added for support, then support is improved, but heat dissipation deteriorates

Engineering Contradiction:
ImprovesupportVSAvoidheat dissipation
Core Design Contradiction:
StrengthVSTemperature

Solution Approach 1:

Instead of uniformly thick padding throughout, the invention places cooling pads with polyurethane elastomer specifically in high-heat areas such as the breast region and back. This localized cooling approach provides support where needed while maintaining heat dissipation in other areas, resolving the contradiction between support and thermal management.

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 bra effectively dissipates body heat, reduces skin temperature by 2-3°C, and enhances comfort by using breathable materials and cooling technology.

Implementation Method 1

each of the removable front cooling pads includes a front cooling layer... the front cooling layer and the back cooling layer comprise polyurethane elastomer... The bra effectively dissipates body heat, reduces skin temperature by 2-3°C

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

breathable and moisture-wicking materials... the second layer and the middle layer comprise a mesh material

Methodology Applied
Scientific EffectConvection: Convection

Implementation Method 3

breathable and moisture-wicking materials... effectively dissipate body heat

Methodology Applied
Scientific EffectEvaporation: Evaporation

Data Source

PatentUS12557857B2Cooling bra
Publication Date: 2026.02.24 EVOLVING HEARTS CO LLC
  • US12557857B2 patent drawing
  • US12557857B2 patent drawing
  • US12557857B2 patent drawing

AI summary

Disclosed herein is cooling sports bra that provides both support and cooling effect to a wearer. The cooling sports bra comprises a front panel configured to cover a chest area of a human torso. The front panel includes a first layer forming an outer surface, a second layer forming an inner surface, and a pair of front cooling pads are placed between the first and second layer. The front cooling pads are either fixed to the second layer or removable between the first and the second layer. The cooling sports bra further comprises a back panel coupled to the front panel, and the back panel includes at least one back cooling layer of a size and shape either fixed or removably attached to an inner surface of the back panel. The cooling sports bra further comprises a base support band coupled to the front and back panel.