Universal Electrical Box Mounting System
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Solution Overview
Problem
Existing electrical boxes require specific mounting systems for different structures, leading to time-consuming selection and potential inadequate connections if incorrect boxes are used.
Innovation Solution
An electrical box design featuring a main body with outwardly extending protuberances and a mounting tab system with apertures and fasteners, allowing secure mounting to various structures by adjusting the mounting tabs, minimizing complexity and cost while maximizing functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If different electrical boxes with specific mounting systems are selected for different mounting structures, then the connection is adequate and secure, but the selection process is time-consuming and the device complexity increases
Solution Approach 1:
The electrical box is designed with a universal mounting system that can be adapted to multiple mounting structures. The back panel includes a raised portion with an outwardly extending protuberance that can accommodate different mounting tabs (elongated, U-shaped, L-shaped) for various structures such as joists, poles, and walls. This allows a single electrical box design to serve multiple functions across different applications, eliminating the need to select different boxes for different mounting structures.
2Reliability
If different electrical boxes with specific mounting systems are selected for different mounting structures, then the connection is adequate and secure, but the device complexity and cost increase
Solution Approach 1:
The electrical box employs a universal mounting system where the back panel features a standardized raised portion with a protuberance that can work with various mounting tab configurations. This standardized interface reduces device complexity by using the same basic components (protuberance, mounting tabs, fasteners) across different applications, rather than requiring entirely different mounting systems for each mounting structure type.
Solution Approach 2:
The mounting system is segmented into modular components: the back panel with the raised portion and protuberance, separate mounting tabs (elongated, U-shaped, L-shaped), and fasteners. This segmentation allows the electrical box to maintain a simple, standardized back panel design while adapting to different mounting structures through interchangeable mounting tabs, thereby reducing overall system complexity.
3Device complexity
If a standardized mounting system is used for all mounting structures, then the device complexity is minimized and selection time is reduced, but the connection may be inadequate for certain structures
Solution Approach 1:
While the back panel maintains a standardized raised portion with protuberance, the mounting tabs are customized with specific local qualities for different structures. Elongated mounting tabs are optimized for joist connections, U-shaped tabs for pole mounting, and L-shaped tabs for wall mounting. This allows the standardized electrical box to achieve adequate connections for specific structures through structure-specific mounting tab configurations.
Solution Approach 2:
The mounting system is designed to be dynamic and adaptable rather than fixed. The electrical box can switch between different mounting tab configurations depending on the mounting structure, allowing the same basic design to adapt its mounting characteristics to suit different applications and ensure adequate connections for each specific structure type.
Data Source
AI summary
An electrical box with a mounting system is disclosed. The electrical box includes a main body having a back panel with a raised portion and a protuberance formed on an outer surface of the back panel. The mounting tab is configured for mounting the main body to a mounting structure. An electrical box assembly including the mounting tab having a first aperture that receives the protuberance of the main body, and a method for mounting the electrical box on a mounting structure, are also disclosed.