Reversible Wire Stub-Out Clip for Drywall Hole Alignment

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Solution Overview

Problem

Electrical wiring installed before drywall often requires insecure attachment, leading to misalignment of pre-cut holes and inefficient, error-prone processes during drywall installation.

Innovation Solution

A clip with a body and clip arms that can be secured to a support bracket in different orientations, providing a funnel-shaped internal structure to guide wires and ensure secure attachment before drywall installation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If wiring is installed before drywall without secure attachment, then wiring installation can be performed early in construction, but misalignment of pre-cut holes and inefficient installation occur

Engineering Contradiction:
Improveinstallation efficiencyVSAvoidwire location alignment
Core Design Contradiction:
ProductivityVSManufacturing precision

Solution Approach 1:

The clip is installed on the support bracket before drywall installation, securing the wiring in the correct position in advance. This preliminary action ensures that when drywall is installed and holes are cut, they align perfectly with the wire locations, eliminating misalignment issues and rework.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The clip acts as an intermediary device between the support bracket and the wiring. It provides a secure attachment mechanism that holds the wiring firmly in place, ensuring proper positioning and alignment while allowing easy installation and removal during construction.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Ease of operation

If a simple wire securing method is used, then installation is quick, but secure attachment and alignment are not achieved

Engineering Contradiction:
Improveinstallation simplicityVSAvoidwiring attachment security
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The clip is divided into distinct functional segments: the body for structural support, the first clip arms for engaging the support bracket, and the second clip arms for securing the wiring. This segmentation allows each part to perform its specific function effectively while maintaining overall simplicity and ease of installation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The clip arms are designed with resilient deformable properties that allow them to automatically engage and secure themselves to the support bracket and wiring without requiring additional fasteners or complex assembly steps. The resilient nature provides self-locking functionality that ensures secure attachment while maintaining installation simplicity.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12573828B2Wire stub out clip
Publication Date: 2026.03.10 ERICO INTERNATIONAL CORP
  • US12573828B2 patent drawing
  • US12573828B2 patent drawing
  • US12573828B2 patent drawing

AI summary

A support assembly for in-wall wiring can include a support bracket that extends between building structures. The clip can include clip arms and an internal funnel that has a front opening and a rear opening that is larger than the front opening. The clip arms can be securable to the support bracket to support the clip to receive wire through the internal funnel from the rear opening to the front opening, with the clip in either of a rear-side orientation and a front-side orientation, selectively. In the rear-side orientation, the clip arms can secure the clip on a rear side of the support bracket and in the front-side orientation, the clip arms can secure the clip on a front side of the support bracket.