Adjustable Electrical Box Mounting for Concrete Formwork

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Solution Overview

Problem

Existing electrical box installation methods in concrete structures are limited by the need for rebars and are restricted to specific locations and sides of the concrete wall, making it difficult to install electrical boxes without these constraints.

Innovation Solution

An apparatus comprising a stand and an extendable member, where the stand is secured to a construction form and the extendable member is adjustable to project an electrical box from the stand, allowing for installation on any side of the concrete wall without rebars.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If rebars are used for installing electrical boxes in concrete structures, then the electrical boxes can be securely installed, but the installation is restricted to specific locations where rebars are present

Engineering Contradiction:
Improveinstallation location flexibilityVSAvoiddependency on rebar structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The invention extracts the electrical box installation from the rebar dependency by introducing a form-mounted bracket system. The bracket attaches directly to the construction form, separating the installation mechanism from the rebar reinforcement structure, thereby enabling installation at any location on the form surface regardless of rebar placement.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The bracket system serves multiple functions: it provides mounting support for electrical boxes, enables installation on any form surface, and works with various form types. This universal approach replaces the specialized rebar-dependent installation method, allowing electrical boxes to be installed anywhere on the form regardless of rebar location.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Ease of operation

If electrical boxes are installed on the form side, then installation is simplified, but electrical boxes can only be installed on one side of the concrete wall

Engineering Contradiction:
Improveinstallation accessibilityVSAvoidside selection flexibility
Core Design Contradiction:
Ease of operationVSAdaptability or versatility

Solution Approach 1:

The bracket system is designed to be adaptable to different form configurations and can be oriented to face either side of the concrete wall. The adjustable and reconfigurable nature of the bracket allows it to accommodate installations on any side of the form, providing dynamic flexibility rather than fixed positioning.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The invention adds dimensional flexibility by allowing the bracket to be mounted and oriented in multiple directions relative to the form. This enables electrical boxes to be positioned on any side of the concrete wall by simply reorienting the bracket system, effectively utilizing the third dimension (spatial orientation) to overcome the one-sided limitation.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Adaptability or versatility

If custom electrical boxes are designed for different locations, then installation requirements are met, but multiple different electrical box types are needed

Engineering Contradiction:
Improvelocation-specific customizationVSAvoidnumber of different box types
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The bracket system provides a universal mounting platform that can accommodate various electrical box types and configurations. Instead of designing custom electrical boxes for different locations, the same bracket design can be used universally with different boxes, reducing the number of unique components needed while maintaining location-specific adaptability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The system separates the mounting function (bracket) from the electrical box function. This segmentation allows the bracket to be standardized and reused across different locations, while only the electrical box portion needs to vary based on specific requirements, thereby reducing overall system complexity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12331533B2Methods, apparatuses, and devices for facilitating installing electrical boxes in a structure
Publication Date: 2025.06.17 MACDONNELL ADRIAN SHAUN
  • US12331533B2 patent drawing
  • US12331533B2 patent drawing
  • US12331533B2 patent drawing

AI summary

An apparatus for facilitating installing electrical boxes in a structure. The apparatus comprises a stand and an extendable member. The stand is securable in a location on a surface of a construction form used for constructing the structure. A first end is shaped to define an opening leading into an interior space of the stand and a second end of the stand is attachable to the surface for securing the stand to the surface. The extendable member is movably disposed of in the interior space and comprises a platform comprised in a first end of the extendable member. The extendable member is retractably extendable from the opening for retractably extending the platform for adjusting a depth of the extendable member. Further, the securing and the adjusting locates the platform in a platform location in the structure and maintains the platform location during the pouring and curing of the construction material.