Integrated Wedge Connector Frame for Conductor Connection

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Solution Overview

Problem

Conventional in-line switch configurations for electrical conductors require multiple components and are complex, leading to increased maintenance downtime and costs for utility companies.

Innovation Solution

An improved electrical connector frame member with a conductor receiving section and an integral wedge section, which simplifies the connection process by integrating the wedge connector shell contact surface, reducing the number of components needed and enhancing installation efficiency.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional in-line switch configurations are used with separate wedge connectors and multiple components, then the conductor connection can be achieved, but the device complexity increases and maintenance downtime increases

Engineering Contradiction:
Improveconductor connection reliabilityVSAvoidin-line switch component complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the wedge connector and the in-line switch into a single integrated unit. The wedge connector is formed as one piece with the switch housing, eliminating the need for separate wedge connector components. This merging reduces the total number of parts, simplifies installation procedures, and decreases maintenance complexity while maintaining reliable conductor connections through the unified structural design

Inventive Principle:
Principle #5Merging (Combining)

2Reliability

If conventional in-line switch configurations with multiple separate components are used, then the conductor connection can be established, but the installation time and maintenance costs increase

Engineering Contradiction:
Improveconductor connection stabilityVSAvoidmaintenance downtime
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

By integrating the wedge connector and in-line switch into a single pre-assembled unit, the patent eliminates multiple field assembly steps. The integrated design allows for faster installation and replacement during maintenance operations, reducing downtime while ensuring reliable conductor connections through the unified structural design

Inventive Principle:
Principle #5Merging (Combining)

3Ease of manufacture

If separate wedge connectors are attached to mechanical dead ends, then the conductor can be connected, but the number of components increases and installation complexity increases

Engineering Contradiction:
Improveconductor connection easeVSAvoidnumber of components
Core Design Contradiction:
Ease of manufactureVSDevice complexity

Solution Approach 1:

The patent integrates the wedge connector functionality directly into the in-line switch housing, creating a single component that performs both functions. This eliminates the need for separate wedge connector parts and their associated attachment procedures, simplifying both manufacturing and field installation while reducing the total component count

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS7766702B2Conductor connection
Publication Date: 2010.08.03 HUBBELL INC
  • US7766702B2 patent drawing
  • US7766702B2 patent drawing
  • US7766702B2 patent drawing

AI summary

Disclosed herein is an electrical connector frame member. The electrical connector frame member includes a first leg section, a conductor receiving section, and a wedge section. The first leg section is configured to be connected to an electrical isolator. The conductor receiving section is connected to the first leg section. The conductor receiving section is configured to receive an electrical conductor. The wedge section extends from the conductor receiving section. The wedge section is integrally formed with the conductor receiving section and comprises a wedge connector shell contact surface. The wedge connector shell contact surface is angled relative to the conductor receiving section.