Wraparound Athletic Bra With Front Tension Adjustment

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Solution Overview

Problem

Conventional sports bras are cumbersome to put on, lack adjustable tension options, and are clunky, making it difficult to adjust fit during athletic activities.

Innovation Solution

A sports bra design with integrated cup, base, and strap portions that allow for easy donning and adjustment without reaching behind the back, featuring flexible straps that wrap around the torso and use hook-and-loop fasteners for tension adjustment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If conventional sports bras use pre-sized non-adjustable elastic rib bands, then manufacturing is simple and cost-effective, but they lack adjustability and require cumbersome putting on

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidease of putting on
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The sports bra is divided into separate components: a removable cup assembly and a base portion with integrated straps. This segmentation allows the bra to be put on by first placing the base portion and then attaching the cup assembly, eliminating the need to stretch a full-sized bra over the head while maintaining manufacturing simplicity through modular construction

Inventive Principle:
Principle #1Segmentation

2Productivity

If conventional sports bras use pre-sized non-adjustable elastic rib bands, then production is efficient, but they fail to provide tailored fit for users

Engineering Contradiction:
Improveproduction efficiencyVSAvoidadjustability
Core Design Contradiction:
ProductivityVSAdaptability or versatility

Solution Approach 1:

The sports bra incorporates adjustable elements including removable cups that can be positioned at different locations on the base portion, and straps with adjustable fastening mechanisms. This dynamic design allows users to customize the fit and support level while maintaining efficient production through standardized base portion manufacturing

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If adjustable sports bras use hook-and-eye closure systems at the back, then tension adjustment is possible, but the user must reach behind the back to adjust, requiring activity pause

Engineering Contradiction:
Improvetension adjustment capabilityVSAvoidconvenience of adjustment
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

Instead of placing adjustment mechanisms at the back where the user must reach behind, the patent positions adjustable fastening mechanisms on the front or sides of the base portion. This inversion allows users to adjust tension and fit conveniently during or after activity without reaching behind their back

Inventive Principle:
Principle #13The other way round (Inversion)

4Adaptability or versatility

If adjustable sports bras use traditional strap designs, then tension adjustment is possible, but the design is clunky and encumbers the user during activity

Engineering Contradiction:
Improveadjustment optionsVSAvoidprofile sleekness
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The straps are merged with the base portion as an integrated unit rather than separate components. This integration eliminates clunky separate strap structures and fastening mechanisms, creating a sleek profile that maintains adjustment capability while reducing bulk and encumbrance during athletic activity

Inventive Principle:
Principle #5Merging (Combining)

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

Provides a sleek, comfortable fit that allows for easy adjustment during activity, enhancing support and convenience.

Implementation Method 1

The first and second side straps are configured to be removably fastened to the front surface of the base portion

Methodology Applied
Scientific EffectHook-and-loop fastening: Velcro

Implementation Method 2

the cup portion, base portion, first strap portion, and second strap portion each comprise a seamless frontal layer comprised of an elastic material

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS20250318588A1Athletic bra
Publication Date: 2025.10.16 ADIDAS AG
  • US20250318588A1 patent drawing
  • US20250318588A1 patent drawing
  • US20250318588A1 patent drawing

AI summary

A sports garment includes a cup portion that receives and conforms to a user's breasts, a base portion disposed along a bottom edge of the cup portion, a first strap portion disposed along a first side edge of the base portion, and a second strap portion disposed along a second side edge of the base portion. The first and second strap portions each include a shoulder strap that may be removably coupled to the cup portion to adjust the tension of the sports garment and a side strap that may be removably coupled to a front surface of the base portion to adjust the tension of the sports garment. The first and second side straps may flex between an open position and a wrapped position.