Appliance Bracket System to Preserve Vacuum Insulation Integrity
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Solution Overview
Problem
Existing bracket systems for mounting appliances to cabinet structures often compromise the vacuum insulation by requiring fasteners that pierce the appliance's outer wrapper, leading to loss of negative pressure and reduced insulation efficiency.
Innovation Solution
A bracket system featuring a mounting bracket welded to the appliance's outer surface and a trim member with aligned apertures, secured using fasteners to the cabinet structure, maintains the vacuum insulation by avoiding punctures through the appliance's outer wrapper.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If fasteners are used to mount the appliance to the cabinet structure, then the mounting is secure, but the vacuum insulation is compromised due to pierces in the outer wrapper
Solution Approach 1:
The mounting system is divided into two separate components: a mounting bracket that attaches to the appliance body without piercing the outer wrapper, and a separate trim member that provides the cabinet mounting interface. This segmentation allows the appliance to be secured to the cabinet structure through the bracket-cabinet connection while the outer wrapper remains intact and sealed.
Solution Approach 2:
The mounting bracket serves as an intermediary element between the appliance and the cabinet structure. It provides mounting apertures for securing the appliance to the cabinet while maintaining the integrity of the outer wrapper. The bracket translates the mounting function away from the wrapper surface, allowing secure attachment without direct fastener penetration of the vacuum-sealed outer layer.
2Strength
If a mounting bracket is welded to the appliance's outer surface, then the bracket is securely attached, but the outer wrapper may be damaged or compromised
Solution Approach 1:
The mounting bracket is attached to the appliance body through welding or other secure attachment methods before the appliance is installed in the cabinet. This preliminary attachment ensures the bracket is firmly secured to the appliance structure, allowing subsequent cabinet mounting through the bracket's apertures without requiring additional welding or piercing of the outer wrapper during installation.
3Ease of manufacture
If apertures are provided through the outer wall for mounting, then the mounting is simplified, but the vacuum insulation is compromised
Solution Approach 1:
The outer wall of the mounting bracket is designed with local quality variations: it includes apertures for mounting purposes while maintaining an otherwise intact and sealed structure. The apertures are strategically positioned and sized to provide adequate mounting access while minimizing impact on the overall vacuum insulation performance of the appliance.
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 system securely mounts the appliance to the cabinet while preserving the vacuum insulation by using a welded mounting bracket and strategically positioned fasteners, ensuring the appliance's vacuum cavity maintains its negative pressure and insulation properties.
Implementation Method 1
A mounting bracket welded to the appliance's outer surface
Data Source
AI summary
A bracket system for coupling an appliance to a cabinet structure includes a mounting bracket having an inner wall spaced-apart from an outer wall and a plurality of apertures is provided through the outer wall. The inner wall couples to the outer surface of the appliance in assembly. A trim member includes first and second mounting portions and an abutment portion inwardly offset from the first and second mounting portions. The first and second mounting portions each include a plurality of apertures disposed therethrough. An inner surface of the first mounting portion abuts the outer wall of the mounting bracket, such that the apertures disposed therebetween are aligned. The second mounting portion includes a plurality of apertures disposed therethrough, and an outer surface of the second mounting portion is configured to abut the inner surface of the cabinet compartment for mounting thereto.