Snap-on Wireguide for Drop Ceiling T-bar Cable Routing

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Solution Overview

Problem

Wires often become snagged or cut on the sharp edges of T-bars in drop ceiling grids during installation, increasing installer effort and potential damage to wires or the grid.

Innovation Solution

A snap-on wireguide that couples to the T-bar structure, featuring a base portion contacting the T-bar base, a second portion extending over the top member, and a third portion connecting to the base, preventing snagging by guiding cables safely over the T-bar edges.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If wires are run across the drop ceiling without protection, then installation is simpler, but wires become snagged or cut on T-bar edges

Engineering Contradiction:

Improveease of wire installationVSAvoidwire damage from T-bar edges

Core Design Contradiction:

Ease of manufactureVSObject-affected harmful factors

Solution Approach 1:

The wireguide acts as an intermediary component between the wire and the T-bar edge. It provides a protective interface that allows the wire to pass over the T-bar without direct contact with the sharp edge, eliminating the harmful effect while maintaining installation simplicity

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The wireguide is pre-installed on the T-bar before wire installation. This preliminary action prepares the path for the wire, ensuring that when the wire is later installed, it automatically follows the protected path without risk of snagging or cutting

Inventive Principle:

Principle #10Preliminary action

2Object-affected harmful factors

If installers manually snap wires over T-bar edges, then wire protection is achieved, but installation time and effort increase

Engineering Contradiction:

Improvewire protection from damageVSAvoidinstallation time and effort

Core Design Contradiction:

Object-affected harmful factorsVSLoss of time

Solution Approach 1:

The wireguide serves as a permanent intermediary structure that eliminates the need for manual wire manipulation. Instead of installers repeatedly snapping wires over edges, the wireguide provides a continuous protected path that guides wires automatically

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

By pre-installing the wireguide on the T-bar, the protective function is established beforehand. This eliminates the need for time-consuming manual operations during wire installation, as wires simply follow the pre-prepared protected path

Inventive Principle:

Principle #10Preliminary action

3Strength

If T-bars have sharp edges for structural integrity, then grid strength is maintained, but wire snagging and cutting occurs

Engineering Contradiction:

ImproveT-bar structural strengthVSAvoidwire snagging on T-bar edges

Core Design Contradiction:

StrengthVSObject-affected harmful factors

Solution Approach 1:

The wireguide provides a protective intermediary layer between the wire and the T-bar edge. It allows the T-bar to maintain its sharp edges for structural integrity while the wireguide prevents these edges from harming the wire

Inventive Principle:

Principle #24Intermediary (Mediator)

Solution Approach 2:

The wireguide applies local protection only where needed - at the contact point between the wire and T-bar edge. The T-bar maintains its original sharp-edged structure for overall strength, while the wireguide provides localized protection against wire damage

Inventive Principle:

Principle #3Local quality

Data Source

PatentUS8950153B2Snap-on wireguide for drop ceiling

Publication Date: 2015.02.10 LUONGO DOMENICK

AI summary

A wireguide configured to couple to a T-bar structure of a drop ceiling and method for installing the wireguide is provided. The wireguide includes a first portion contacting a base of the T-bar structure; a second portion extending from the first portion over a top member of the T-bar structure; and a third portion extending from the second portion to the base of the T-bar structure.