Drain Pan Open-Front Trench Design for Easy Appliance Installation
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Solution Overview
Problem
Existing drain pans are difficult to install under heavy appliances due to their cumbersome design and do not provide an aesthetically appealing appearance, as they require lifting and positioning the appliance over a lip to prevent water spills.
Innovation Solution
A drain pan with an open front and a trench configuration, featuring a bottom pan member with sidewalls and a trench that captures fluid before it escapes, allowing for easy loading of appliances and hiding the trench with a decorative cover to maintain aesthetics.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a traditional drain pan with a front lip is used to prevent water spills, then water containment is improved, but the appearance becomes unappealing and the installation becomes difficult
Solution Approach 1:
The drain pan is divided into a bottom pan member and a separate trench structure. The trench is positioned below the bottom pan member and captures fluid before it flows out, separating the containment function from the visible front surface. This segmentation allows the front to be open and aesthetically pleasing while the trench provides reliable water containment.
Solution Approach 2:
The trench is nested below the bottom pan member, creating a hidden containment structure. The trench cover further nested over the trench provides a flat surface that conceals the trench while allowing fluid to flow into it through perforations. This nesting arrangement maintains water containment reliability while improving appearance and installation ease.
2Reliability
If a traditional drain pan with a front lip is used to prevent water spills, then water containment is improved, but the appearance becomes unappealing
Solution Approach 1:
The drain pan is divided into a bottom pan member and a separate trench structure. The trench is positioned below the bottom pan member and captures fluid before it flows out, separating the containment function from the visible front surface. This segmentation allows the front to be open and aesthetically pleasing while the trench provides reliable water containment.
Solution Approach 2:
The trench structure is extracted from the traditional front lip design and repositioned below the bottom pan member. This extraction removes the unsightly front lip while preserving the water containment function through the hidden trench and trench cover system.
3Strength
If heavy appliances are placed on the drain pan, then adequate support is provided, but the installation becomes difficult due to the need to lift the appliance
Solution Approach 1:
The drain pan is divided into a bottom pan member and a separate trench structure. The open front created by removing the traditional lip allows appliances to be easily slid onto the pan without lifting, while the bottom pan member maintains sufficient surface area to support heavy appliances.
Solution Approach 2:
The trench is positioned in a different spatial dimension (below the bottom pan member) rather than at the front edge. This dimensional change creates an open front for easy appliance loading while the bottom pan member retains its load-bearing capacity for supporting heavy appliances.
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 easy installation and loading of appliances without obstruction, effectively capturing and diverting leaks to a drainage system while maintaining a clean appearance.
Implementation Method 1
The trench may be configured to capture fluid flowing onto the bottom pan member of the drain pan before the fluid flows out of the open front
Implementation Method 2
The drain hole may be in fluid communication with the trench. The drain hole may be configured to evacuate any fluid from the bottom pan member that flows into the trench
Implementation Method 3
The trench cover may be configured for providing a flat trench surface over the trench. The trench cover may include perforations to allow fluid to flow into the trench from the bottom pan member of the drain pan
Implementation Method 4
The sidewalls positioned around the bottom pan member everywhere except the open front may be configured to provide a barrier to fluids from escaping the bottom pan member of the drain pan, whereby the sidewalls direct the fluid to the trench via gravity
Data Source
AI summary
A drain pan utilizing an open front and a trench includes a bottom pan member, the trench, a drain hole, and a trench cover. The bottom pan member includes the open front. The trench is positioned below the bottom pan member adjacent the open front of the bottom pan member of the drain pan. The trench is configured to capture fluid flowing onto the bottom pan member of the drain pan and before the fluid flows out of the open front. The drain hole is in communication with the trench. The drain hole is configured to evacuate any fluid from the bottom pan member that flows into the trench. The trench cover is configured for providing a flat trench surface over the trench. The trench cover includes perforations to allow fluid to flow into the trench from the bottom pan member of the drain pan.