Weather-Resistant Junction Box With Independent GFCI And Light Control

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Solution Overview

Problem

Current electrical junction boxes do not provide the ability to control power to connected light fixtures or GFCI outlets, limiting flexibility and safety in wet/damp locations, as they either require both fixtures to be on or off, and do not allow for separate control or use in wet conditions.

Innovation Solution

An outdoor, weather-resistant electrical junction box with rear and side conduit openings for power input, featuring WiFi-controlled GFCI outlets and manual switches, allowing separate control of power to connected lighting and GFCI outlets, and enabling mounting to various junction box configurations, including recessed and surface mounts, with removable GFCI assemblies for flexibility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If GFCI outlets and light fixtures are integrated into a single fixture, then the device can provide both outlets and lighting, but the power to both cannot be controlled independently and the fixture type is limited

Engineering Contradiction:
Improvepower control flexibilityVSAvoidfixture integration
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The device is divided into separate functional modules: a GFCI outlet module and a light fixture module, each with independent power control. The GFCI outlet can be controlled independently from the light fixture through separate switches or wireless controls, allowing flexible power management without requiring both to be on or off simultaneously.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The junction box device is designed to accommodate multiple types of light fixtures and GFCI outlets through standardized mounting interfaces. The device can work with various fixture types (hardwired, plug-in, smart fixtures) and outlet configurations, providing universal compatibility while maintaining independent control capabilities.

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

2Ease of operation

If outlets are used in wet/damp locations, then electrical access is provided in outdoor areas, but safety risks increase without GFCI protection and separate control

Engineering Contradiction:
Improveoutlet accessibilityVSAvoidsafety in wet locations
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The GFCI outlet acts as an intermediary safety device between the electrical power source and the wet/damp environment. It monitors electrical current and automatically disconnects power when moisture or ground faults are detected, enabling safe outlet usage in outdoor locations while maintaining ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The GFCI protection and separate control switches are installed in advance before outlets are used in wet/damp locations. This preliminary safety configuration ensures that protection is already in place before any electrical operation occurs, preventing safety issues rather than addressing them after they arise.

Inventive Principle:
Principle #10Preliminary action

3Ease of manufacture

If a standard junction box is used, then mounting is simple, but the ability to control power to connected devices is not provided

Engineering Contradiction:
Improvemounting simplicityVSAvoidpower control capability
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The device merges the functions of a standard junction box with integrated GFCI outlets and light fixtures into a single unit. It combines the simple mounting capability of traditional junction boxes with added power control functionality, allowing users to benefit from both ease of installation and enhanced versatility without requiring separate components.

Inventive Principle:
Principle #5Merging (Combining)

4Adaptability or versatility

If GFCI outlets are integrated into light fixtures, then outlets are available at lighting locations, but the outlets cannot be used in wet/damp locations with proper covers

Engineering Contradiction:
Improveoutlet location flexibilityVSAvoidwet location rating
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The GFCI outlet is extracted from the integrated fixture design and placed in a separate, dedicated junction box housing designed for wet/damp locations. This separation allows the outlet to be protected by a proper weather-resistant cover while maintaining access at lighting locations, solving the contradiction between location flexibility and wet location rating.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS11984714B1Pass through junction box device
Publication Date: 2024.05.14 JASCO PRODUCTS COMPANY LLC
  • US11984714B1 patent drawing
  • US11984714B1 patent drawing
  • US11984714B1 patent drawing

AI summary

The present invention pertains to devices and applications for electrical enclosures designed with one or more mounting methods with one or more input openings for electrical power and one or more openings for installation of electrical delivery products which provide a means for mechanically mounting or connecting, and providing electrical power to at least one connected electrical apparatus. More specifically, the invention pertains to outdoor, weather resistant, electrical junction boxes with rear openings and side conduit removable plugged openings for input of electrical power, weather resistant GFCI outlets with outlet covers and a junction box cover which provide an electrical junction box mechanical interface for mounting and providing electrical power to a connected electrical apparatus such as a lighting apparatus, security camera, etc.