Elevated Refrigerator Water Pan With Integrated Drainage

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Solution Overview

Problem

Existing water containment systems for appliances like refrigerators often fail to effectively manage water overflow and condensation, as they do not provide adequate elevation or secure positioning for the appliance, leading to potential water damage and inefficient drainage.

Innovation Solution

A water collection and containment pan with elevated sidewalls and inclined interior surface, featuring elongated platforms for secure appliance positioning and auxiliary access ramps, along with an integrated drain system that includes a gravity feed channel or powered pump for efficient water management.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the appliance is placed directly on the containment pan surface, then the device complexity is reduced, but the water containment effectiveness deteriorates due to inadequate elevation and positioning

Engineering Contradiction:
Improvestructure complexityVSAvoidwater containment effectiveness
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The containment pan is segmented into multiple functional zones: elevated containment walls for water collection, inclined interior surfaces for drainage direction, and integrated platforms for appliance positioning. This segmentation allows each zone to perform its specific function efficiently while maintaining overall system reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention introduces vertical elevation through raised containment walls and platforms, transitioning from a flat two-dimensional pan surface to a three-dimensional structured system. This dimensional change enables effective water containment and appliance positioning without significantly increasing overall structural complexity.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Reliability

If elevated platforms are added to position the appliance, then the water containment effectiveness is improved, but the device complexity increases

Engineering Contradiction:
Improvewater containment effectivenessVSAvoidstructure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The appliance positioning platforms are merged with the containment pan structure itself, eliminating the need for separate positioning devices. The platforms are integrated into the pan's elevated wall structure, providing both water containment and appliance support functions through a unified design that minimizes overall complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The elevated containment walls serve multiple functions simultaneously: they contain water overflow, provide structural support for appliance positioning, and create the necessary elevation for effective drainage. This multi-functionality reduces the need for additional components while maintaining high water containment effectiveness.

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

3Ease of operation

If auxiliary access ramps are provided for loading the appliance, then the ease of operation is improved, but the device complexity increases

Engineering Contradiction:
Improveappliance loading easeVSAvoidstructure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The access ramps are designed as removable or adjustable components rather than fixed permanent structures. This dynamic design allows the ramps to be installed only when needed for appliance loading, and removed or stored when not in use, providing ease of operation while minimizing the permanent structural complexity of the containment system.

Inventive Principle:
Principle #15Dynamics

4Productivity

If an integrated drain system with gravity feed channel is implemented, then the water drainage efficiency is improved, but the device complexity increases

Engineering Contradiction:
Improvewater drainage efficiencyVSAvoiddrainage system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The drain system is designed to utilize gravity feed through the inclined interior surfaces, eliminating the need for powered pumps or complex mechanical drainage mechanisms. The inclined surfaces automatically direct water flow toward the drain outlet, providing efficient water drainage through a passive, self-service system that minimizes structural complexity.

Inventive Principle:
Principle #25Self-service

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 ensures safe and efficient containment of water leaks from appliances, preventing damage by elevating the appliance and providing a secure, barrier-free loading mechanism, while ensuring effective drainage through the integrated drain system.

Implementation Method 1

an inclined interior base surface... providing a barrier free loading mechanism

Methodology Applied
Scientific EffectGravity: Gravitation

Implementation Method 2

Elevated elongated appliance receiving platforms extend from the interior surface of the pan providing support for an appliance positioned thereon

Methodology Applied
Scientific EffectStructural support:

Implementation Method 3

Auxiliary access loading ramps are provided to allow for rolling the appliance up and onto the platforms within the containment pan

Methodology Applied
Scientific EffectInclined plane: Inclined Plane

Data Source

PatentUS9327874B2Water collection pan for appliances
Publication Date: 2016.05.03 QUICKSILL CHARLES
  • US9327874B2 patent drawing
  • US9327874B2 patent drawing
  • US9327874B2 patent drawing

AI summary

A liquid containment device for use with refrigerators to prevent overflow and damage to flooring. The containment device allows for appliance elevation within and integral support and water collection pan. The detachable loading ramps provide for smoothly rolling the appliance up onto the integrated independent elevated level support surfaces within the water retainment pan.