Fir Tree Mount for Cable Ties with Asymmetric Stud

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Solution Overview

Problem

Existing mounting systems for securing bundled elongate articles, such as wires and cables, often fail to provide sufficient resistance and tightness against support surfaces, especially in applications subject to vibration, and require separate assembly of straps and mounts, which can be inefficient.

Innovation Solution

A mounting assembly with an H-shaped profile, featuring a diaphragm spring and a mounting stud with staggered branches that provide frictional resistance and easy insertion, along with a preassembled design that includes a tab for the flexible tie, ensuring secure bundling and attachment to a support surface.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a traditional mounting stud is used, then the bundle can be attached to the support surface, but the grip is not tight and sufficient resistance is not provided against vibration

Engineering Contradiction:
Improvegrip tightnessVSAvoidvibration resistance
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The mounting stud features asymmetrically arranged branches (first set on one side, second set on other side) that create unequal engagement with the support surface, improving grip tightness and resistance to vibrational forces through non-uniform load distribution

Inventive Principle:
Principle #4Asymmetry

2Reliability

If a longer mounting stud is used to improve grip, then resistance increases, but insertion into the support surface becomes more difficult

Engineering Contradiction:
ImproveresistanceVSAvoidinsertion ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The mounting stud is segmented into multiple branches rather than a single long stud, allowing each branch to be shorter and more manageable while collectively providing sufficient resistance through distributed engagement points

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If the strap and mount are manufactured separately, then manufacturing flexibility is maintained, but assembly time and complexity increase

Engineering Contradiction:
Improvemanufacturing flexibilityVSAvoidassembly time
Core Design Contradiction:
Ease of manufactureVSLoss of time

Solution Approach 1:

The strap and mount are merged into a single preassembled unit where the strap is attached to the mounting stud, eliminating separate assembly steps and reducing installation time while maintaining manufacturing flexibility through modular design

Inventive Principle:
Principle #5Merging (Combining)

4Ease of manufacture

If a simple mount design is used, then manufacturing is easier, but sufficient grip and resistance against vibration are not achieved

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidgrip reliability
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The mounting stud serves multiple functions simultaneously: it provides structural support, creates mechanical grip through branch engagement, resists vibrational forces through asymmetric positioning, and facilitates installation through optimized geometry, all within a single component design

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

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The solution provides a secure and efficient means to hold bundled items in place, even under vibration, with improved resistance and ease of assembly, reducing the need for separate components and enhancing the grip on the support surface.

Implementation Method 1

The diaphragm spring will provide tension and resistance when the mounting stud is inserted into the supporting surface

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

The aperture contains a tab, which provides frictional force for the flexible tie when the tie is inserted in the aperture in a preassembled state

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS8028962B2Fir tree mount for cable ties
Publication Date: 2011.10.04 HELLERMANNTYTON CORP
  • US8028962B2 patent drawing
  • US8028962B2 patent drawing
  • US8028962B2 patent drawing

AI summary

The disclosed device provides an improved mounting assembly for securely supporting elongated items against a surface. The assembly provides a mount with an aperture, which interacts with a flexible tie for retaining the items. The aperture contains a tab, which provides frictional force for the flexible tie when it is placed through the aperture in a preassembled state. The device may also include a diaphragm and a mounting stud extending downwardly from the mount. The diaphragm will provide tension and resistance when the mounting stud is inserted into a supporting surface. The stud may also contain staggered or asymmetrical branches that extend from either side of a center section of the stud. Furthermore, the stud may include a pilot branch located at the end of the stud that will be inserted into the supporting surface. The stud may have a spine and rib that assist in securing the device within a surface.