Modular Outlet Cover Plate With Interchangeable Device Adapters

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Solution Overview

Problem

Existing electrical outlet boxes require separate manufacturing and storage for different configurations, leading to inefficiencies in manufacturing and storage space, and there is a need for modular cover plate assemblies that can accommodate various adapters for electrical circuit devices.

Innovation Solution

A modular cover plate assembly with interchangeable openings and adapters that can be quickly and easily installed without tools, allowing for customization based on specific electrical circuit devices, using a friction or snap fit mechanism.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If separate electrical outlet boxes are manufactured for different electrical circuit devices (outlets, switches, rocker switches), then each device can be properly accommodated, but manufacturing complexity and storage space requirements increase significantly

Engineering Contradiction:
Improveaccommodation of different electrical circuit devicesVSAvoidnumber of different electrical outlet box types
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The patent implements a universal electrical outlet box design with a standardized opening that can accommodate multiple types of electrical circuit devices (outlets, switches, rocker switches) through interchangeable adapters. Each adapter is configured to receive a specific device type, allowing a single box design to serve multiple functions that previously required separate box types.

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

Solution Approach 2:

The system divides the electrical outlet assembly into separable components: a universal box body and interchangeable adapters. The adapters can be independently selected and attached based on the specific electrical circuit device being installed, allowing flexibility without requiring different box configurations for each device type.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple types of electrical outlet boxes are manufactured and stocked, then all electrical circuit device configurations can be supported, but storage space requirements increase significantly

Engineering Contradiction:
Improvesupport for all electrical circuit device configurationsVSAvoidstorage space for different electrical outlet box types
Core Design Contradiction:
Adaptability or versatilityVSVolume of stationary object

Solution Approach 1:

By creating a universal box that works with all device types through adapters, the system eliminates the need to store multiple specialized box types. A single box design in inventory can satisfy all electrical circuit device installation needs when paired with the appropriate adapter.

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

Solution Approach 2:

The patent combines the functions of multiple specialized outlet boxes into a single universal box design. Rather than maintaining separate inventory for outlet boxes, switch boxes, and rocker switch boxes, the system merges these functions into one adaptable platform using interchangeable adapters.

Inventive Principle:
Principle #5Merging (Combining)

3Reliability

If traditional electrical outlet boxes are used, then proper enclosure for wiring connections is provided, but customization for specific electrical circuit devices requires multiple box types

Engineering Contradiction:
Improveenclosed electrical wiring connectionsVSAvoidcustomization for specific electrical circuit devices
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The system separates the enclosure function (box body) from the device-specific interface function (adapters). The box body maintains its reliable enclosed structure for wiring connections, while adapters provide the necessary customization for different device types without compromising the enclosure's integrity.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS12548988B2Interchangeable modular outlet cover
Publication Date: 2026.02.10 TREMAR CORP
  • US12548988B2 patent drawing
  • US12548988B2 patent drawing
  • US12548988B2 patent drawing

AI summary

A modular cover plate assembly for mounting an electrical circuit device to an electrical outlet box includes at least one electrical circuit device, a cover plate having at least one opening formed therein, and multiple adapters configured for insertion into the at least one opening. For instance the cover plate has one or two openings formed therein of rectangular or circular shape. The adapters can be inserted into the opening so that the cover plate may be used with a variety of different styles of outlet inserts. For instance, the adapters may include an electrical outlet adapter, a switch adapter, and/or a rocker switch adapter. The modular cover plate assembly can have other features to optimize functionality, including corner fastener channels configured to receive and hold screws in place prior to installation, and an adapter cover that allows the assembly to be converted to a 4 11/16 inch cover plate.