Ladder Rung Bracket Assembly for Cable Bundle Security

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Solution Overview

Problem

Existing methods for securing cable bundles to ladder rungs are difficult to install due to variations in rung design and require additional mounting hardware, making them costly and time-consuming, especially with cable cleats.

Innovation Solution

A bracket assembly comprising a metal bracket and protective grommets with interlocking features that securely wrap around cable bundles, allowing for hands-free installation and accommodating different rung types, using metal ties or straps for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If cable cleats are used to install cable bundles to cable ladder racks, then cable bundles can be securely mounted, but additional mounting hardware is required and installation becomes expensive and difficult

Engineering Contradiction:
Improvecable bundle mounting securityVSAvoidmounting hardware requirements
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines the cable securing function and the mounting function into a single integrated bracket assembly. The bracket directly attaches to the ladder rung while simultaneously providing the securing mechanism for the cable bundle, eliminating the need for separate cable cleats and mounting hardware.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The bracket assembly is designed to perform multiple functions: it serves as both the mounting attachment to the ladder structure and the cable securing mechanism. This multi-functional design replaces the need for specialized cable cleats that require specific mounting hardware for different cable routing systems.

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

2Object-affected harmful factors

If cable ties or straps with cushion sleeves are used to secure cable bundles, then cable protection is provided, but installation is difficult due to variations in rung design and proximity of obstructions

Engineering Contradiction:
Improvecable protection from damageVSAvoidinstallation difficulty
Core Design Contradiction:
Object-affected harmful factorsVSEase of operation

Solution Approach 1:

The bracket assembly serves as an intermediary structure that is first attached to the ladder rung, creating a stable mounting platform. The cable bundle is then secured to this pre-installed bracket, which positions the cushion sleeve and cable tie in an accessible location away from obstructions and variations in rung design.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The installation process is divided into two separate steps: first attaching the bracket to the ladder rung, then securing the cable bundle to the bracket. This segmentation allows each component to be installed independently, making the overall process easier and more adaptable to different rung designs.

Inventive Principle:
Principle #1Segmentation

3Reliability

If traditional cable securing methods are used, then cable bundles can be attached to ladder rungs, but installation time increases due to difficulty in installation

Engineering Contradiction:
Improvecable bundle attachmentVSAvoidinstallation time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The bracket is pre-assembled with the protective grommet and cable securing components before installation. This preliminary preparation allows the installer to simply attach the complete assembly to the ladder rung in a single operation, significantly reducing installation time compared to assembling and installing multiple separate components.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10246941B2Ladder rung bracket assembly
Publication Date: 2019.04.02 PANDUIT CORP
  • US10246941B2 patent drawing
  • US10246941B2 patent drawing
  • US10246941B2 patent drawing

AI summary

A bracket assembly is disclosed to secure a cable bundle to a ladder rung. The bracket assembly includes a metal bracket and protective grommets. The metal bracket has a first member, side walls and second members. The first member of the metal bracket is parallel to the second members of the metal bracket. The protective grommets are secured to the metal bracket. The protective grommets have a base member, sleeves extending from the base member, a side member and a bottom member. The assembled metal bracket and protective grommets receive the ladder rung and the sleeves of the protective grommets wrap around the cable bundle positioned on the ladder rung to secure the cable bundle.