Pivotable Mounting Tabs for Electrical Box Installation
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Solution Overview
Problem
Conventional electrical boxes are inefficient in mounting and securing electrical devices within walls due to their fixed structure and requirement for pre-drilled holes, which can complicate installation and do not adapt well to varying drywall thicknesses.
Innovation Solution
The electrical box design features pivotable and slidable mounting tabs that allow for easy installation by pivoting and securing the box to the wall using threaded apertures, accommodating different drywall thicknesses and eliminating the need for pre-drilled holes through a method involving rear and front mounting tabs that can be adjusted to fit securely.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If conventional electrical boxes use a fixed structure with pre-drilled holes, then the mounting structure is simple, but the installation process becomes complicated and does not adapt to varying drywall thicknesses
Solution Approach 1:
The mounting tabs are designed to be movable rather than fixed. The rear mounting tab can slide along the back wall to adjust its position, and the front mounting tab can pivot between parallel and perpendicular positions. This dynamic design allows the electrical box to adapt to different drywall thicknesses while maintaining a relatively simple overall structure.
Solution Approach 2:
The mounting system is divided into separate functional components: rear mounting tabs for initial positioning and sliding adjustment, front mounting tabs for final securing with pivotable motion, and threaded apertures for fastening. This segmentation allows each component to perform its specific function independently, improving adaptability without significantly increasing overall complexity.
2Productivity
If conventional electrical boxes require pre-drilled holes for mounting, then the mounting process is straightforward, but installation time and complexity increase
Solution Approach 1:
The electrical box comes with pre-formed mounting tabs and threaded apertures already integrated into the structure. The rear mounting tabs are positioned to contact the back wall immediately upon insertion, eliminating the need for pre-drilling. The front mounting tabs are pre-configured to pivot into the correct position for securing, streamlining the entire installation process.
Solution Approach 2:
The mounting tabs automatically perform their function during installation. The rear tabs slide into position against the back wall without external intervention, and the front tabs pivot into place as the box is secured. The threaded apertures in the tabs directly receive fasteners, allowing the structure to mount itself without requiring pre-drilled holes or additional preparation steps.
3Ease of manufacture
If conventional electrical boxes use a one-piece structure, then the manufacturing is simple, but the mounting and securing process becomes inefficient
Solution Approach 1:
While maintaining a generally one-piece molded structure for manufacturing simplicity, the electrical box incorporates dynamic mounting tabs. The rear mounting tab can slide along the back wall, and the front mounting tab can pivot, allowing efficient mounting without requiring multiple separate components. This approach preserves manufacturing simplicity while dramatically improving mounting efficiency.
Data Source
AI summary
An electrical box including at least four walls extending forward from a back wall to an open front, at least two opposing walls of the four walls each including a rear mounting tab and a front mounting tab, wherein each of the rear mounting tabs are rigidly mounted to the wall and each of the front mounting tabs are pivotably mounted to the electrical box.