Flexible Silicone Breast Suction Device with Sealed Connecting Pipe

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Solution Overview

Problem

Conventional breast suction devices often experience air leakage during physical activities, leading to a poor sucking effect and frequent breast milk leakage.

Innovation Solution

A wearable leak-proof breast suction device featuring a breast suction cover with a sucker and connecting pipe made of flexible silicone material, designed to fit the breast securely and prevent air leakage by directing breast milk flow through a through hole connected to a three-way member, enhancing airtightness and user comfort.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a conventional breast suction device is used, then the device structure is simple, but air leakage occurs during physical activities resulting in poor sucking effect and milk leakage

Engineering Contradiction:
ImproveairtightnessVSAvoiddevice structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The breast suction device is divided into multiple functional components: a breast suction cover for sealing, a sucker with through hole for milk ejection, and a connecting pipe for fluid connection. This segmentation allows each component to perform its specific function optimally while maintaining overall airtightness during physical activities.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The sucker is disposed on the central bulging part of the breast suction cover, with the connecting pipe connecting the through hole of the sucker to the three-way member. This nested arrangement ensures that the sucker is positioned optimally for milk ejection while the connecting pipe provides a sealed fluid pathway, preventing air leakage.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Reliability

If the sucker covers the entire breast, then the contact area is large providing good seal, but the breast milk cannot be effectively directed to the three-way member

Engineering Contradiction:
Improvesealing effectVSAvoidmilk ejection efficiency
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

The breast suction cover has a larger surface area for sealing against the breast, while the sucker has a smaller surface area with a through hole for targeted milk ejection. This local differentiation allows the cover to provide comprehensive sealing while the sucker efficiently directs milk to the three-way member.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The sucker is disposed on the central bulging part of the breast suction cover, creating a three-dimensional structure where the sucker protrudes toward the breast. This spatial arrangement ensures that the sucker is positioned optimally for milk ejection while the connecting pipe provides a sealed fluid pathway to the three-way member.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Reliability

If the connecting pipe is rigid, then the structure is stable, but the sucker cannot follow breast movement causing air leakage

Engineering Contradiction:
ImproveairtightnessVSAvoidbreast movement adaptation
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The connecting pipe is designed to be flexible rather than rigid, allowing it to bend and follow breast movement during physical activities. This dynamic flexibility maintains the sealed connection between the sucker and the three-way member, preventing air leakage while adapting to changing breast positions.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The connecting pipe is made of flexible material that can deform and follow breast movement, maintaining the sealed connection between the sucker and the three-way member during physical activities, thereby preventing air leakage.

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 device effectively prevents air and milk leakage, ensuring a better sucking effect and improved user experience by maintaining airtightness during operation, even with breast movement.

Implementation Method 1

the sucker has the through hole, which is connected to the three-way member, thereby breast milk sucked out by the breast suction device body can flow into the three-way member through the through hole. The sucker clings to the breast for the nipple to be placed in the through hole

Methodology Applied
Scientific EffectSuction: Suction

Implementation Method 2

Each of the connecting pipe, the sucker, and the breast suction cover is flexible. The connecting pipe can be used for the sucker to follow the movement of the breasts, so that the sucker can fit the breasts better, thereby preventing the air leakage.

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS20240066193A1Wearable leak-proof breast suction device
Publication Date: 2024.02.29 SHENZHENSHI LUTEJIACHENG SUPPLYCHAIN MANAGEMENT CO LTD
  • US20240066193A1 patent drawing
  • US20240066193A1 patent drawing
  • US20240066193A1 patent drawing

AI summary

A wearable leak-proof breast suction device is provided. The breast suction device includes a breast suction device body. A breast suction cover is disposed on the breast suction device body. A sucker is disposed on a central bulging part of the breast suction cover, and a central depression part of the sucker has a through hole connected to a three-way member of the breast suction device body. The sucker covers a breast when the breast suction device body is in operation. A connecting pipe is disposed between the sucker and the breast suction cover, and is connected to a through hole and extends in a direction toward the three-way member. Each of the connecting pipe, the sucker and the breast suction cover is flexible. An inner edge of the connecting pipe is curved at a connection with an edge of the through hole of the sucker.