Universal Wall Box Quick Connect Terminals

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Solution Overview

Problem

The existing electrical receptacle and wall box installation process is labor-intensive, requires significant skill, and involves complex wiring, necessitating the services of a licensed electrician, especially when replacing or modifying electrical fixtures during renovations.

Innovation Solution

A universal wall box with quick connect terminals and insulated distribution buses that allow for easy installation and removal of electrical receptacles without interrupting power, eliminating the need for crimping, twisting, and junction devices, and simplifying the identification of wiring configurations.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional electrical receptacle installation methods are used, then reliable electrical connection is achieved, but installation complexity and labor requirements increase significantly

Engineering Contradiction:
Improveelectrical connection reliabilityVSAvoidinstallation complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The electrical connection system is segmented into modular components: a wall box with integrated quick-connect terminals and separate receptacles with matching connectors. This segmentation allows the connection mechanism to be pre-assembled and tested in the wall box, reducing on-site installation complexity while maintaining connection reliability through dedicated terminal interfaces.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Quick-connect terminals serve as intermediary components between the wall box wiring and the receptacle. These terminals provide a standardized interface that simplifies the connection process, eliminating the need for complex wire bending and securing operations while ensuring reliable electrical contact through spring-loaded or clamp-style connectors.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If traditional electrical receptacle replacement is performed, then functional updates are achieved, but installation time and skill requirements increase

Engineering Contradiction:
Improvereceptacle replacement capabilityVSAvoidinstallation time
Core Design Contradiction:
Adaptability or versatilityVSLoss of time

Solution Approach 1:

The wall box is prepared in advance with integrated quick-connect terminals and wiring configured during initial installation. This preliminary action creates a ready-to-accept interface that allows receptacles to be quickly swapped without requiring complex wiring operations, significantly reducing replacement time and skill requirements.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The receptacle connection system is designed to be dynamic and reversible, allowing receptacles to be easily inserted and removed from the wall box. This dynamic design enables frequent updates and replacements of receptacles to accommodate changing functional requirements without permanent installation commitments.

Inventive Principle:
Principle #15Dynamics

3Object-affected harmful factors

If power interruption is required for receptacle replacement, then safety is improved, but productivity and convenience deteriorate

Engineering Contradiction:
Improveelectrical safetyVSAvoidinstallation productivity
Core Design Contradiction:
Object-affected harmful factorsVSProductivity

Solution Approach 1:

The electrical connection is extracted into a separable interface between the wall box terminals and the receptacle. This extraction allows the receptacle to be removed and replaced without interrupting the main power supply to the wall box, maintaining safety through isolated connection points while enabling continuous power to other circuits.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The quick-connect terminal design maintains continuous electrical connection capability in the wall box while allowing individual receptacles to be swapped. The terminal remains in place with wiring connected, providing continuous power availability and enabling rapid receptacle replacement without requiring power shutdown procedures.

Inventive Principle:
Principle #20Continuity of useful action

Data Source

PatentUS9917431B2Interruptible universal wall box, standard wall box, and methods of use thereof
Publication Date: 2018.03.13 MOSS J
  • US9917431B2 patent drawing
  • US9917431B2 patent drawing
  • US9917431B2 patent drawing

AI summary

An electrical wall box having plurality of wire power terminals on exterior of electrical wall box, wire power terminals are electrically connected to one of plurality of insulated distribution buses within electrical wall box, each distribution buses has first quick connect terminal electrically connected thereto one distribution buses; each plurality of switch wiring terminals includes insulated electrical tap connecting one switch wiring terminals to one plurality of internal insulated distribution buses or to quick connect terminal within electrical wall box; each one or more pluggable electrical receptacles includes two or more second quick connect terminals to electrically connect thereto one of said one or more first quick connect terminals; a second wall box, a plaster ring, and cover plate.