Rotating Bottle Warmer Basket for Gentle Breast Milk Mixing

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Solution Overview

Problem

Existing methods for warming breast milk in bottles often denature proteins and break down essential nutrients due to aggressive shaking, which can render them useless for infant nutrition.

Innovation Solution

A device that simultaneously rotates and warms the breast milk within a container using a heating mechanism and motor, ensuring gentle mixing and preservation of nutrients by using a basket with heat-conducting materials and steam heating, controlled by an electronic control unit to maintain optimal temperature and rotation speed.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If breast milk is heated and shaken to mix separated fat, then the fat is mixed back into the milk, but the proteins and nutrients are denatured and broken down

Engineering Contradiction:
Improveuniformity of milk compositionVSAvoidnutrient integrity
Core Design Contradiction:
Stability of the object's compositionVSReliability

Solution Approach 1:

The patent replaces the mechanical shaking action with a rotational system that gently tumbles the bottle. Instead of using vigorous mechanical agitation (shaking) to mix the milk, the system uses controlled rotation at specific speeds and patterns to achieve mixing while minimizing damage to nutrients and proteins.

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

Solution Approach 2:

The patent changes the parameters of the mixing process by controlling rotation speed, duration, and motion patterns. By adjusting these parameters, the system achieves effective mixing of separated fat and milk components without exceeding thresholds that would cause protein denaturation or nutrient degradation.

Inventive Principle:
Principle #35Parameter changes

2Speed

If breast milk is heated aggressively to warm it quickly, then the warming speed increases, but the proteins and nutrients are denatured and broken down

Engineering Contradiction:
Improvewarming speedVSAvoidnutrient integrity
Core Design Contradiction:
SpeedVSReliability

Solution Approach 1:

The patent applies continuous, gentle rotation throughout the warming process rather than intermittent or vigorous agitation. This continuous gentle action maintains uniform heat distribution and promotes gradual mixing without creating localized hot spots or mechanical stress that would denature proteins or break down nutrients.

Inventive Principle:
Principle #20Continuity of useful action

Solution Approach 2:

The system uses periodic rotation patterns with varying speeds and directions during the warming process. This periodic action enhances mixing efficiency and prevents stagnant zones while keeping the overall mechanical input low enough to preserve nutrient integrity.

Inventive Principle:
Principle #19Periodic action

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

Effectively warms breast milk while preserving its nutrients and proteins, ensuring the milk is heated uniformly and gently, maintaining its nutritional value for infant consumption.

Implementation Method 1

a heating element adapted to heat the water in the reservoir

Methodology Applied
Scientific EffectThermal conduction: Conduction (thermal)

Implementation Method 2

The motor is interconnected to a basket adapted to rotate the container within the reservoir as the water heats the breast milk

Methodology Applied
Scientific EffectThermal convection: Convection

Implementation Method 3

a motor adapted to rotate the basket and container within the reservoir

Methodology Applied
Scientific EffectMechanical rotation:

Data Source

PatentUS10051994B2Container agitator and warmer
Publication Date: 2018.08.21 MUNCHKIN INC
  • US10051994B2 patent drawing
  • US10051994B2 patent drawing
  • US10051994B2 patent drawing

AI summary

A warming device that heats and agitates a container. The warming device has a housing having an enclosed chamber and a concentric warming chamber adapted to receive a first fluid. A concentric basket is provided that is adapted to fit within the warming chamber. The concentric basket secures the container partially submerged within the first fluid. At least one heating element is provided to heat the first fluid in the warming chamber to warm an exterior surface of the container. A motor is provided to agitate and warm a second fluid in the container by rotating the concentric basket at a predetermined rate. A control panel provides various signal instructions to the heating element and the motor.