Method and machine for preparing infant milk formula

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Solution Overview

Problem

Conventional manual preparation of infant milk formula is time-consuming and poses risks of microbiological contamination due to inadequate hygiene, increasing the risk of serious illness in infants.

Innovation Solution

A machine-implemented method and device that heat-sterilizes water, cools it to drinking temperature, injects it into a capsule containing powdered infant milk formula to form liquid formula, and steam-sterilizes the capsule chamber after use, ensuring safe and hygienic preparation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If manual preparation steps are performed repeatedly, then infant milk formula can be prepared, but time consumption increases and hygiene risks increase

Engineering Contradiction:
Improvepreparation speedVSAvoidhygiene safety
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The system performs self-sterilization of the capsule chamber using steam generated from the heated water tank after capsule removal, eliminating the need for manual cleaning and ensuring continuous hygiene without user intervention

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The manual mechanical processes of boiling water, cooling it, sterilizing bottles, and mixing powder are replaced by an automated system that controls heating, cooling, water injection, and steam sterilization through electronic components and programmed sequences

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Reliability

If water is heated to sterilisation temperature and maintained for extended time, then sterilisation effectiveness improves, but energy consumption increases

Engineering Contradiction:
Improvesterilisation effectivenessVSAvoidenergy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The water tank maintains heated water at sterilisation temperature continuously, allowing multiple capsules to be prepared without re-heating, thereby distributing the energy cost across multiple uses and reducing total energy consumption while maintaining sterilisation effectiveness

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system dynamically adjusts the heating and maintenance temperature parameters based on operational needs, heating water to the required sterilisation temperature and maintaining it only as long as necessary, optimizing the balance between sterilisation effectiveness and energy consumption

Inventive Principle:
Principle #35Parameter changes

3Ease of operation

If automated water injection through capsule is implemented, then preparation convenience improves, but device complexity increases

Engineering Contradiction:
Improvepreparation convenienceVSAvoidmachine complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The system uses a pump to automatically inject the required amount of heated water through the capsule, eliminating manual pouring and mixing while the capsule design with positioning flanges and pierceable closures simplifies the interaction between the machine and capsule

Inventive Principle:
Principle #29Pneumatics and hydraulics

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 provides a safe, convenient, and hygienic method for preparing infant milk formula, reducing the risk of contamination and streamlining the preparation process while maintaining the sterility of equipment.

Implementation Method 1

heat-sterilising water

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

cooling the sterilised water

Methodology Applied
Scientific EffectCooling: Cooling

Implementation Method 3

steam-sterilising the capsule chamber after removal of the capsule

Methodology Applied
Scientific EffectEvaporation: Evaporation

Data Source

PatentUS11083327B2Method and machine for preparing infant milk formula
Publication Date: 2021.08.10 AIRFLO DISTRIBUTORS
  • US11083327B2 patent drawing
  • US11083327B2 patent drawing
  • US11083327B2 patent drawing

AI summary

A machine-implemented method, comprising: heat-sterilising water; cooling the sterilised water; removably receiving a capsule containing powdered infant milk formula in a capsule chamber; injecting the cooled, sterilised water into the capsule chamber and through the capsule to form liquid infant milk formula; steam-sterilising the capsule chamber after removal of the capsule.