Electrical Box Mounting Bracket Alignment and Installation

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Solution Overview

Problem

Conventional electrical box mounting brackets are cumbersome and difficult to quickly and easily attach to studs, often resulting in misalignment with the outer wall covering, making installation inefficient and costly.

Innovation Solution

A mounting bracket with a base plate, flanges, and tabs that accommodate electrical boxes of various sizes and orientations, featuring screw apertures and slots for secure attachment to studs, and a stiffening member to prevent bending, allowing for easy alignment and secure mounting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional mounting brackets are used to attach electrical boxes to studs, then the electrical box can be secured to the stud, but the bracket is cumbersome and difficult to quickly and easily attach, resulting in misalignment with the outer wall covering

Engineering Contradiction:
Improveease of attachmentVSAvoidalignment precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The bracket is pre-assembled as a single integrated unit with the electrical box, with mounting features already positioned and configured. This preliminary assembly eliminates the need for complex field assembly and ensures precise alignment is built-in from the start, resolving the contradiction between ease of operation and alignment precision.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The bracket serves as an intermediary component that simplifies the attachment process by providing pre-configured mounting features (such as keyhole slots and alignment tabs) that mediate between the electrical box and the stud, making the installation process easier while maintaining precision.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If multiple fasteners are used to secure the electrical box to the stud, then the attachment is more secure, but the installation process becomes more time-consuming and complex

Engineering Contradiction:
Improveattachment securityVSAvoidinstallation speed
Core Design Contradiction:
ReliabilityVSProductivity

Solution Approach 1:

Multiple mounting functions are merged into a single integrated bracket assembly. The bracket combines multiple fastening features (such as keyhole slots, alignment tabs, and mounting holes) into one pre-assembled unit, maintaining secure attachment while reducing the number of separate installation steps and improving productivity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The mounting system is segmented into distinct functional features (alignment tabs, keyhole slots, mounting holes) that are all integrated into the single bracket piece. This segmentation of functions within a unified structure allows for secure attachment through multiple points while simplifying the overall installation process.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS7439443B2Mounting bracket for electrical box
Publication Date: 2008.10.21 THOMAS & BETTS INTERNATIONAL INC
  • US7439443B2 patent drawing
  • US7439443B2 patent drawing
  • US7439443B2 patent drawing

AI summary

A mounting bracket for an electrical box that includes: a base plate having substantially planar top and bottom surfaces, a first side, a second side, a first end, a second end, a plurality of mounting screw apertures and an opening for receiving an electrical box; a first flange and a second flange connected to the first and second sides, respectively, of the base plate by a first flange neck and a second flange neck, wherein each flange has a top and a bottom flange surface, wherein the flange necks extend from the top surface of the base plate; a wall connected to the first end having a substantially flat outer wall surface and a pair of opposing ends, wherein the wall extends from the bottom surface of the base plate; and a tab connected to each opposing end of the wall, wherein the tabs are substantially perpendicular to the outer surface of the wall.