Adjustable Bra Cup Spacing via Rotary Button and Rope

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Solution Overview

Problem

Existing bras that adjust size and tightness provide poor wearing comfort and stability, leading to a non-ideal user experience, especially during exercise, breast-feeding, and postpartum recovery.

Innovation Solution

A bra with adjustable built-in cup spacing featuring an elastic telescopic structure, a rotary button, and a rope connection between the cups, allowing for convenient and comfortable adjustment of tightness and size.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a bra with adjustable size and tightness is designed, then adaptability to different wearing needs is improved, but wearing comfort and stability adjustment effects deteriorate

Engineering Contradiction:
Improveadaptability to different wearing needsVSAvoidwearing comfort and stability adjustment effects
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent implements a dynamic adjustment mechanism where the distance between built-in cups can be modified through a rotary button that controls a rope connection system. This allows the bra to transition between different cup spacing configurations, enabling adaptation to varying breast sizes and wearing needs while maintaining stable and comfortable adjustment effects through the elastic telescopic bottom structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent changes the physical parameter of cup spacing by incorporating an elastic telescopic bottom with a rotary button mechanism. This allows the distance between cups to be adjusted within a specific range, transforming the bra from a fixed configuration to an adjustable one that maintains reliability across different wearing scenarios.

Inventive Principle:
Principle #35Parameter changes

2Stability of the object's composition

If the bottom is made rigid for stable adjustment, then adjustment stability is improved, but wearing comfort deteriorates due to direct contact with the rotary button

Engineering Contradiction:
Improveadjustment stabilityVSAvoidwearing comfort
Core Design Contradiction:
Stability of the object's compositionVSObject-affected harmful factors

Solution Approach 1:

The patent employs an elastic telescopic bottom structure that provides flexibility between the rotary button and the user's body. This elastic material absorbs pressure and friction, preventing direct uncomfortable contact while maintaining the structural stability needed for reliable adjustment. The elastic property allows the bottom to conform to body contours while supporting the adjustment mechanism.

Inventive Principle:
Principle #30Flexible shells and thin films

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 provides enhanced comfort and stability adjustments, relieving pain during breast engorgement and supporting breast recovery, while allowing for customizable support during exercise and daily wear.

Implementation Method 1

the elastic structure of the elastic bottom may provide elastic space with stable shrinkage for adjusting the built-in cup spacing

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

the rotary button is connected to the two built-in cups in respective through a rope

Methodology Applied
Scientific EffectMechanical Advantage: Mechanical Advantage

Data Source

PatentUS12114714B2Bra with adjustable built-in cup spacing
Publication Date: 2024.10.15 LAI ZHENHUI
  • US12114714B2 patent drawing
  • US12114714B2 patent drawing
  • US12114714B2 patent drawing

AI summary

The present disclosure provides a bra with adjustable built-in cup spacing, and relates to the technical field of underwear products. The bra includes a cup main body and a bottom, wherein two built-in cups are arranged in the cup main body, the bottom is an elastic telescopic structure, the bottom is fixedly provided with a rotary button between the two built-in cups, and the rotary button is connected to the two built-in cups in respective through a rope. The technical solution solves the technical problem of poor effects of wearing comfort and stability adjustment when a bra capable of adjusting the size and tightness in the prior art is worn.