Nursing Bra Pad Pockets for Leakage Absorption

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Solution Overview

Problem

Women breastfeeding often experience constant leakage of breastmilk that moistens their bras, requiring the use of disposable pads which need constant adjustment and attention.

Innovation Solution

A nursing bra with seamless knitted fabric and additional fabric layers forming pad pockets, designed for easy insertion and removal of multi-layer breast pads that absorb leakage, ensuring the pads remain aligned with the nipple during activity or sleep.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If disposable pads are used to absorb breastmilk leakage, then the bra remains dry, but the pads require constant adjustment and attention

Engineering Contradiction:
Improveabsorption effectivenessVSAvoidadjustment frequency
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The breast pads are pre-positioned within pockets in the bra, secured with adhesive strips that attach to the inner surface of the bra. This preliminary positioning and securing action eliminates the need for constant adjustment during use, while the multi-layer construction ensures reliable absorption of breastmilk leakage

Inventive Principle:
Principle #10Preliminary action

2Reliability

If pads are securely positioned to maintain contact with the nipple, then absorption reliability improves, but pad insertion and removal becomes more difficult

Engineering Contradiction:
Improvepad-nipple contact stabilityVSAvoidpad insertion and removal
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The bra is segmented with separate pockets for each breast, allowing independent pad placement and removal. The adhesive strip is segmented to allow easy peeling for removal while maintaining secure contact during wear. This segmentation enables reliable pad-nipple contact during use while facilitating easy insertion and removal when needed

Inventive Principle:
Principle #1Segmentation

3Stability of the object's composition

If multiple fabric layers are used to form pad pockets, then pad positioning stability improves, but bra manufacturing complexity increases

Engineering Contradiction:
Improvepad pocket structure stabilityVSAvoidfabric layer construction
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The pad pocket structure merges multiple fabric layers into a unified construction where the pockets are formed by attaching fabric layers to the bra body. The adhesive strips are integrated into this layered structure, creating a stable pocket configuration that maintains pad positioning while using standard fabric attachment techniques

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

The solution effectively absorbs breastmilk leakage, keeping the bra dry and eliminating the need for constant adjustment of disposable pads, providing comfort and convenience for breastfeeding women.

Implementation Method 1

any leakage of breastmilk is absorbed by the breast pad and the rest of the bra maintains dry

Methodology Applied
Scientific EffectAbsorption: Absorption (physical)

Implementation Method 2

fast wicking mesh layer

Methodology Applied
Scientific EffectCapillary action: Capillary Action

Data Source

PatentUS12250976B2Nursing bra
Publication Date: 2025.03.18 IKAR ISRAEL LTD
  • US12250976B2 patent drawing
  • US12250976B2 patent drawing

AI summary

The present disclosure discloses a garment for being used as a nursing bra and a suitable breast pad that is adapted to be fitted into pad pockets of the nursing bra. The nursing bra is basically made of a seamless knitted fabric and with an attachment of additional second fabric layer to the seamless knitted fabric pad pockets are being formed between the seamless knitted fabric and the second fabric. These pad pockets are accessible from respective openings that are formed in the second fabric at a position suitable for receiving a nipple of a wearer such. Furthermore, the openings are designed so as to allow relatively easy insertion and removal of the breast pad into and from the pad pockets. Thus, when the breast pads are accommodated within the pad pockets, a nipple wearer engages the breast pads such that any leakage of breastmilk is absorbed by the breast pad and the rest of the bra maintains dry. The pads are secured in their position when being received in the pockets to avoid misalignment of the nipple with the pad such that even during activity or sleep, the pads maintain in contact with the nipple and absorb the liquid or moisture deriving therefrom.