Adjustable Chest Binder with Girding Zipper Mechanism

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Solution Overview

Problem

Existing chest binders are cumbersome, prone to unbuckling, and cause discomfort due to adhesive straps or require full opening for adjustments, failing to provide secure and comfortable breast support, especially for larger-breasted women.

Innovation Solution

A novel chest binder design featuring a body with a neck opening and sleeve openings, incorporating a front piece, rear piece, and side pieces with a girding opening and zipper mechanism, allowing for adjustable and secure fitting without removing the garment, and featuring elastic fabric and protection sheets for comfort.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If chest binders use fully opened pieces or straps for fastening, then ease of operation is improved, but reliability deteriorates as they easily become unbuckled and compromise support

Engineering Contradiction:
Improveease of wearingVSAvoidsecurity of binding
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The chest binder is divided into a front piece and a rear piece that are separable, allowing the binder to be put on and taken off easily while maintaining secure binding when worn. The side pieces connect the front and rear sections, enabling independent movement of each component for ease of operation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Adhesive straps are introduced as an intermediary element to connect the front piece and rear piece securely. These adhesive straps provide reliable fastening without requiring complex buckles or buttons, maintaining both ease of operation and binding security.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Device complexity

If chest binders use adhesive straps on one side only, then device complexity is reduced, but comfort deteriorates due to somatosensory imbalances

Engineering Contradiction:
Improvesimplicity of structureVSAvoidcomfort during wearing
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The adhesive straps are strategically positioned at specific locations on the chest binder - on the front piece, rear piece, and side pieces - to provide localized support and distribution of binding force. This ensures comfortable and balanced wear while maintaining structural simplicity.

Inventive Principle:
Principle #3Local quality

3Device complexity

If chest binders lack adjustment mechanisms, then device complexity is reduced, but adaptability deteriorates as users cannot adjust size or compression level

Engineering Contradiction:
Improvesimplicity of structureVSAvoidadjustability of fit
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The chest binder incorporates adjustable side pieces that can be moved vertically along the front and rear pieces, allowing users to adjust the binding position and compression level dynamically. This provides adaptability for different body types and comfort preferences while maintaining relatively simple structure.

Inventive Principle:
Principle #15Dynamics

4Reliability

If chest binders require full opening for adjustments, then reliability is improved by maintaining secure closure, but ease of operation deteriorates as users must remove the garment

Engineering Contradiction:
Improvesecurity of bindingVSAvoidease of adjustment
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The adjustment function is extracted from the main binding mechanism, allowing users to adjust the side pieces independently without removing the entire chest binder. This maintains secure binding while enabling easy adjustments when needed.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11910844B2Chest binder
Publication Date: 2024.02.27 WU QIULI
  • US11910844B2 patent drawing
  • US11910844B2 patent drawing
  • US11910844B2 patent drawing

AI summary

The present disclosure discloses a chest binder. The chest binder includes a chest binder body, wherein a neck opening and sleeve openings are formed on the chest binder body. The chest binder body includes a front piece, a rear piece, and two side pieces. The two side pieces are connected between the front piece and the rear piece. The two side pieces include a left side piece and a right side piece. The left side piece and the right side piece are both located at an axilla positions of the sleeve openings. At least one of the left side piece and the right side piece is provided with an opening for girding and a girding zipper. The girding zipper is arranged at the opening for girding and the girding zipper is used for opening or closing the opening for girding to adjust the chest circumference of the chest binder body.