Integrally Formed Mixing Device with Predetermined Breaking Area

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Solution Overview

Problem

Existing mixing devices for combining a powder with a liquid are complex to manufacture, difficult to use, and often require multiple uses, which can lead to contamination and inefficiency.

Innovation Solution

A device with a housing forming separate chambers for the powder and liquid, a separation element to keep them separate, and an activation element integrally formed with the housing to create a breakthrough for mixing, with a predetermined breaking area for easy retrieval of the mixture.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If the activation element is manufactured separately from the housing, then assembly flexibility is improved, but device complexity and manufacturing cost increase

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidnumber of parts
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The activation element is integrally formed with the housing as a single piece, eliminating the need for separate assembly of these two components. This merging reduces the total number of parts, simplifies manufacturing processes, and lowers assembly complexity while maintaining the functional integrity of both the housing and activation element

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If the housing is made highly durable and resistant, then product reliability is improved, but ease of retrieving the mixture worsens

Engineering Contradiction:
Improvehousing durabilityVSAvoidmixture retrieval ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The housing incorporates a predetermined breaking area with locally reduced material density or structural strength, creating a specific zone designed to fracture under controlled conditions. This allows the overall housing to remain durable and protective while enabling easy retrieval of the mixture through controlled breaking at this specific localized area

Inventive Principle:
Principle #3Local quality

3Productivity

If the device is designed for multiple uses, then cost efficiency is improved, but contamination risk increases

Engineering Contradiction:
Improvecost efficiencyVSAvoidcontamination risk
Core Design Contradiction:
ProductivityVSObject-affected harmful factors

Solution Approach 1:

The device is designed as a single-use disposable unit that is discarded after one mixing operation. This eliminates contamination risks associated with multiple uses while remaining cost-effective because the simplified design reduces manufacturing costs, making the disposable nature economically viable

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

4Reliability

If the separation element is made strongly bonded to the housing, then separation reliability is improved, but activation difficulty increases

Engineering Contradiction:
Improveseparation reliabilityVSAvoidactivation ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The separation element features a localized breakthrough area with reduced bonding strength or material density at a specific zone. This allows the separation element to maintain strong bonding overall for reliable separation functionality, while the localized weak zone enables easy activation by the activation element piercing through at this specific area

Inventive Principle:
Principle #3Local quality

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 is simple to manufacture and easy to use, allowing for single-use mixing that prevents contamination, with the activation element and breaking area facilitating efficient mixing and retrieval of the combined components.

Implementation Method 1

an activation element for creating a breakthrough through the separation element

Methodology Applied
Scientific EffectMechanical Force: Mechanical Force

Implementation Method 2

a predetermined breaking area is formed in the housing to create an outlet for withdrawing a mixture of the first component and the second component

Methodology Applied
Scientific EffectFracture Mechanics: Fracture Mechanics

Data Source

PatentUS20250170541A1Device for mixing first component with second component and method of mixing first component with second component
Publication Date: 2025.05.29 MEDMIX SWITZERLAND AG
  • US20250170541A1 patent drawing
  • US20250170541A1 patent drawing
  • US20250170541A1 patent drawing

AI summary

A device for mixing a first component with a second component includes a housing forming a first chamber for the first component, a second chamber for the second component, a separation element for separating the first chamber and the second chamber, and an activation element for creating a breakthrough through the separation element. The activation element is integrally formed with the housing and a predetermined breaking area is formed in the housing to create an outlet for withdrawing a mixture of the first component and the second component.