Refrigerator Water Valve Bracket for Error-Proof Multi-Valve Mounting

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Solution Overview

Problem

Existing refrigerator water valve systems lack a secure and versatile mounting solution that ensures proper orientation and prevents incorrect installation, leading to potential functional issues and increased manufacturing costs.

Innovation Solution

A bracket with locating and fastening features that securely positions and orients water valves within the refrigerator, utilizing a false wall to conceal the valve system and prevent misalignment, while allowing multiple valve configurations and leveraging the poka yoke concept for correct installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Shape

If the valve system is mounted openly on the refrigerator, then installation and maintenance are easier, but the aesthetic appearance is compromised

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidinstallation and maintenance accessibility
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The valve system is nested within a false wall structure that is disposed within the refrigerated space. The false wall conceals the valve system from external view while maintaining accessibility through the refrigerated space, effectively hiding the component without completely isolating it.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The false wall acts as an intermediary structure between the openly mounted valve system and the external environment. It provides visual concealment while still allowing the valve system to function and be accessible for maintenance through the refrigerated compartment.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Shape

If the valve system is concealed within the refrigerated space, then aesthetic appearance is improved, but installation precision and orientation control become more difficult

Engineering Contradiction:
Improveaesthetic appearanceVSAvoidinstallation precision and orientation
Core Design Contradiction:
ShapeVSManufacturing precision

Solution Approach 1:

The bracket is pre-configured with locating features and fastening features before installation. These features are designed in advance to guide the valve system into the correct position and orientation when installed within the false wall, eliminating the need for complex alignment procedures during installation.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The locating features and fastening features on the bracket automatically guide and secure the valve system in the correct position and orientation. The system is self-aligning through these pre-designed features, reducing the skill and precision required during installation.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If multiple valve configurations are used, then system versatility is improved, but device complexity increases

Engineering Contradiction:
Improvevalve configuration flexibilityVSAvoidbracket and mounting system complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bracket is designed with universal locating and fastening features that can accommodate multiple different valve configurations. The same bracket structure can secure various valve arrangements by engaging different portions of the locating and fastening features, making the mounting system multi-functional without requiring multiple specialized brackets.

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

Data Source

PatentUS20240369288A1Refrigerator and corresponding valve system
Publication Date: 2024.11.07 WHIRLPOOL CORP
  • US20240369288A1 patent drawing
  • US20240369288A1 patent drawing
  • US20240369288A1 patent drawing

AI summary

A water valve system for a refrigerator appliance includes a bracket and a first set of one or more valves. The bracket is configured secure one or more valves to the refrigerator. The bracket has locating and fastening features configured to locate and secure the one or more valves on and to the bracket in a plurality of configurations. The first set of the one or more valves is arranged in a first of the plurality of configurations and engages at least a portion of the locating and fastening features to locate and secure the first set of the one or more valves on and to the bracket.