Wine Storage Device with Dispensing-Path Temperature Adjustment Module

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Solution Overview

Problem

Conventional wine refrigerators cannot adjust the drinking temperature of wine separately from the storage temperature, leading to potential alteration of wine characteristics and requiring cumbersome manual temperature adjustment.

Innovation Solution

A wine storage device with a temperature adjustment module in the dispensing path, featuring a heating unit and a cooling unit, allows for independent control of drinking temperature through circulation and direct dispensing, and includes a main control part for automatic temperature adjustment based on preset values.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the storage temperature of wine is adjusted separately from drinking temperature, then the drinking temperature can be optimized for flavor, but the device complexity increases due to additional heating/cooling modules

Engineering Contradiction:
Improvedrinking temperature adjustmentVSAvoidtemperature adjustment module structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent combines the heating unit and cooling unit into a single integrated temperature adjustment module that shares common components such as the wine circulation path, temperature sensors, and control system. This merging approach enables separate storage and drinking temperature control while avoiding the need for completely independent heating and cooling systems, thus reducing overall device complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The temperature adjustment module is designed with multi-functionality, where the same module can perform both heating and cooling operations depending on the desired drinking temperature. The module can selectively activate either the heating unit or cooling unit based on control signals, allowing a single device to handle multiple temperature adjustment scenarios without requiring separate dedicated systems for each function.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Speed

If the wine temperature is changed rapidly by heater or cooler, then the drinking temperature can be adjusted quickly, but the wine characteristics such as taste and aroma may be altered

Engineering Contradiction:
Improvetemperature adjustment speedVSAvoidwine characteristic preservation
Core Design Contradiction:
SpeedVSReliability

Solution Approach 1:

The control system dynamically adjusts the heating or cooling power based on the temperature difference between current and target drinking temperatures. When the temperature difference is large, the system applies higher power for faster adjustment, but as the temperature approaches the target value, the power is reduced to prevent overshooting and excessive temperature changes that could alter wine characteristics. This dynamic control ensures both speed and preservation of wine quality.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The system employs temperature sensors to continuously monitor the wine temperature and provides feedback to the control unit. The control unit compares the actual temperature with the target drinking temperature and adjusts the heating or cooling unit operation accordingly. This feedback mechanism prevents excessive temperature changes and ensures the wine temperature is adjusted smoothly to the desired level without rapid fluctuations that could harm wine characteristics.

Inventive Principle:
Principle #23Feedback

3Measurement precision

If a circulation path is used for temperature adjustment, then the wine temperature can be controlled more precisely, but the dispensing time increases due to multiple circulation cycles

Engineering Contradiction:
Improvetemperature control precisionVSAvoidwine dispensing time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The system uses partial circulation action by controlling the circulation pump to operate only for the necessary duration and number of cycles required to achieve the target temperature. The control unit monitors the temperature during circulation and stops the circulation pump once the desired temperature is reached, avoiding unnecessary additional circulation cycles. This partial action approach maintains temperature control precision while minimizing the time loss during dispensing.

Inventive Principle:
Principle #16Partial or excessive 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

Enables convenient and precise adjustment of drinking temperature without altering wine characteristics, simplifies the internal structure, and prevents oxidation of wine by using inert gas, enhancing usability and flavor preservation.

Implementation Method 1

the heating unit may constitute a portion of a path through which the wine is dispensed

Methodology Applied
Scientific EffectHeating: Heating

Implementation Method 2

the cooling unit may constitute a portion of a path through which the wine is dispensed

Methodology Applied
Scientific EffectCooling: Cooling

Data Source

PatentUS12441596B2Wine storage device and wine dispensing method using same
Publication Date: 2025.10.14 LG ELECTRONICS INC
  • US12441596B2 patent drawing
  • US12441596B2 patent drawing
  • US12441596B2 patent drawing

AI summary

Proposed are a wine storage device and a wine dispensing method using same. A storage space (32) storing a wine bottle (B) may be formed in a cabinet (10), and the cabinet (10) may be provided with a dispensing head (100) dispensing wine (B) to the outside. Further, a temperature adjustment module (200) may be placed on a dispensing path for delivering the wine to the dispensing head (100), and the temperature adjustment module (200) may adjust the temperature of the wine being dispensed through the dispensing head (100). Here, the temperature adjustment module (200) may include a heating unit and a cooling unit. Accordingly, the wine may be heated or cooled while being dispensed, and thus have a drinking temperature different from a storage temperature.