Incremental Water Receptacle Filling for Cold Dispensing

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Solution Overview

Problem

Existing liquid storage receptacles in refrigerators are typically filled from ambient temperature sources, leading to warmer water being stored and potentially distributed, which is undesirable.

Innovation Solution

A system that incrementally fills liquid storage receptacles to predetermined thresholds or time intervals, allowing the liquid to cool before adding more, using a valve, temperature sensor, and controller to manage the filling process.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If liquid storage receptacles are filled completely from ambient temperature sources, then the receptacle is full and ready for distribution, but warmer water is stored and potentially distributed to the user

Engineering Contradiction:
Improvevolume of liquid in receptacleVSAvoidtemperature of liquid
Core Design Contradiction:
Quantity of substanceVSTemperature

Solution Approach 1:

The filling process is segmented into multiple incremental fills rather than a single complete fill. The controller divides the total fill volume into portions, allowing cooling periods between each fill operation. This segmentation enables the liquid to cool down progressively while still achieving the desired total volume in the receptacle.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The system performs preliminary cooling action before each subsequent fill operation. By cooling the liquid in the receptacle before adding more ambient temperature liquid, the system ensures that the base liquid remains cool, which then cools the newly added liquid more effectively than if the receptacle were already full.

Inventive Principle:
Principle #10Preliminary action

2Temperature

If liquid storage receptacles are filled incrementally with cooling intervals, then cooled liquid is maintained for distribution, but the filling process takes more time

Engineering Contradiction:
Improvetemperature of liquidVSAvoidtotal filling time
Core Design Contradiction:
TemperatureVSLoss of time

Solution Approach 1:

The system dynamically adjusts the filling and cooling cycle parameters based on real-time conditions. The controller monitors temperature, fill level, and timing to optimize the incremental fill process, making the system adaptable to varying conditions while maintaining cool liquid quality.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system uses feedback from temperature sensors and fill level detection to control the incremental filling process. The controller receives feedback on the current state of the receptacle and adjusts the timing and amount of each subsequent fill to achieve optimal cooling while minimizing total time.

Inventive Principle:
Principle #23Feedback

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

Ensures that cooled liquid is maintained within the receptacle before distribution, preventing warmer water from being dispensed.

Implementation Method 1

a temperature sensor embedded within the liquid storage receptacle

Methodology Applied
Scientific EffectTemperature sensing:

Implementation Method 2

cooling the liquid within the liquid storage receptacle until the liquid reaches a predetermined temperature

Methodology Applied
Scientific EffectRefrigeration cooling:

Data Source

PatentUS20260035228A1Systems and methods for incrementally filling liquid storage receptacles
Publication Date: 2026.02.05 MIDEA GROUP CO LTD
  • US20260035228A1 patent drawing
  • US20260035228A1 patent drawing
  • US20260035228A1 patent drawing

AI summary

A method for incrementally filling a water receptacle may include the steps of determining a fill-level of the liquid within the liquid storage receptacle and incrementally filling the liquid storage receptacle in response, wherein: if the fill-level of the of the liquid within the liquid storage receptacle is below the first predetermined threshold, filling the liquid storage receptacle until the volume of liquid is equal to a first predetermined threshold, then cooling the liquid within the liquid storage receptacle until the liquid reaches a predetermined temperature, then, if the fill-level of the liquid within the liquid storage receptacle is equal to or above the first predetermined threshold but below the second predetermined threshold, filling the liquid storage receptacle until the volume of liquid is equal to the second predetermined threshold, and then cooling the liquid within the liquid storage receptacle until the liquid reaches the predetermined temperature.