Bra Cup Cut-Opening Structure for Regional Flexibility and Support

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Solution Overview

Problem

Existing bra cups lack differentiated flexibility and support distribution, leading to poor wearing comfort due to either excessive hardness pressing the breast or insufficient support in different regions.

Innovation Solution

A bra cup design with distinct regions featuring main and auxiliary openings, tailored to fit the upper and bottom sides of the breast, enhancing flexibility and support distribution through strategic material reduction and retention.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If the bra cup has a large overall hardness and a strong supporting force, then the supporting force is sufficient, but the upper and front sides of the breast are pressed and comfort is reduced

Engineering Contradiction:
Improvesupporting forceVSAvoidbreast compression
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The bra cup is divided into different regions (upper/front region and bottom/side region) with different opening sizes. The upper and front regions have larger openings providing higher flexibility and less compression, while the bottom and side regions have smaller openings providing stronger supporting force. This local differentiation resolves the contradiction by matching the supporting needs of different breast areas.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The bra cup structure is segmented into multiple functional zones based on breast anatomy and supporting requirements. By segmenting the cup into regions with different opening characteristics, the design allows each segment to fulfill its specific function - upper regions for comfort and lower regions for support - thereby resolving the overall hardness versus local comfort contradiction.

Inventive Principle:
Principle #1Segmentation

2Object-affected harmful factors

If the bra cup has a small overall hardness and a weak supporting force, then the upper and front sides are comfortable, but the bottom and side of the breast are insufficiently supported

Engineering Contradiction:
Improvebreast compressionVSAvoidsupporting force
Core Design Contradiction:
Object-affected harmful factorsVSStrength

Solution Approach 1:

Different regions of the bra cup are assigned different opening sizes to provide locally appropriate support characteristics. The bottom and side regions have smaller openings that maintain higher hardness and providing necessary supporting force, while upper and front regions have larger openings for comfort. This local quality differentiation resolves the contradiction between overall comfort and localized support.

Inventive Principle:
Principle #3Local quality

3Device complexity

If the bra cup is designed in an integrated way with uniform structure, then the design is simple, but the flexibility and supporting strength are not differentiated across different regions

Engineering Contradiction:
Improvecup structureVSAvoidflexibility distribution
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The bra cup employs local quality differentiation by varying opening sizes across different regions while maintaining an integrated overall structure. The upper and front regions feature larger openings for flexibility, while bottom and side regions have smaller openings for support. This approach achieves region-specific adaptability without requiring complete structural disassembly, thus resolving the contradiction between simplicity and functionality.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The cup is segmented into functional zones with different opening characteristics based on breast anatomy. This segmentation allows each region to have tailored flexibility and support properties while maintaining the integrity of the overall cup structure, thereby achieving differentiated performance without excessive complexity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12446633B1Bra cup with cut holes structure and brassiere
Publication Date: 2025.10.21 GRAND GAIN IND LTD
  • US12446633B1 patent drawing
  • US12446633B1 patent drawing
  • US12446633B1 patent drawing

AI summary

Disclosed are a bra cup with cut openings structure and a brassiere. The bra cup with cut openings structure has a first region and a second region. The first region defines a main opening, and a first supporting layer corresponding to the first region defines the largest cut opening, such that the first region has the least supporting material per unit area, and a bra cup with cut openings structure corresponding to the first region has good flexibility. An area of a single opening among several auxiliary cut openings in the second region is smaller than an area of a single opening among several main openings. The reasonable distribution of the cut openings in the first region and the second region makes the bra cup in embodiments of the disclosure have reasonable flexibility distribution, strong supporting ability and high wearing comfort.