Dual-Sided Cable Anchor for Sheet Mounting

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Solution Overview

Problem

Existing cable anchors are limited in their ability to effectively manage strain relief for cables subjected to various forces, particularly rotational forces, and often cause deformation or disconnection due to inadequate distribution of stress across the interface with the mounting surface.

Innovation Solution

A cable anchor design featuring a first and second clamp portion that sandwich the cable and the sheet between them, with large mounting surfaces to distribute forces and prevent accumulation, allowing for secure attachment and reduced height on the mounting side, and adjustable fixings to accommodate different cable sizes and spacings.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a cable anchor is mounted to a sheet to provide strain relief, then the cable connection is protected from forces, but stress accumulation at the interface between the strain relief and the sheet causes deformation of the cable anchor or the sheet

Engineering Contradiction:
Improvestrain relief effectivenessVSAvoidstress accumulation and deformation
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The cable anchor is divided into two separate clamp portions: a first clamp portion mounted to the first side of the sheet and a second clamp portion mounted to the second side of the sheet. This segmentation distributes the stress across both sides of the sheet rather than concentrating it at a single interface, preventing deformation while maintaining effective strain relief.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention transitions from a single-sided mounting approach to a dual-sided mounting approach by extending the cable anchor structure to engage with the sheet from both the first side and the second side. This dimensional change in mounting configuration allows stress to be distributed across the entire thickness of the sheet, eliminating stress accumulation at a single interface.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

2Object-affected harmful factors

If the cable anchor engages with the sheet on both sides, then stress is distributed and deformation is prevented, but the device complexity increases

Engineering Contradiction:
Improvestress distributionVSAvoidcable anchor structure
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The first clamp portion and the second clamp portion are combined into a single integrated cable anchor device. This merging allows the dual-sided stress distribution functionality to be achieved without requiring two separate components, thereby reducing assembly complexity while maintaining the stress distribution benefit.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The cable anchor is designed to perform multiple functions: it provides strain relief, distributes stress across the sheet, and secures the cable in position. The first and second clamp portions work together as a unified system to achieve these multiple functions simultaneously, avoiding the need for separate components for each function.

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

3Device complexity

If a traditional single-sided cable anchor is used, then the device complexity is low, but the cable anchor cannot effectively handle rotational forces and large cables

Engineering Contradiction:
Improvecable anchor structureVSAvoidstrain relief effectiveness
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

By segmenting the cable anchor into first and second clamp portions mounted on opposite sides of the sheet, the invention creates a balanced structure that can effectively resist rotational forces. The segmented design allows forces to be distributed across the sheet thickness, enabling the anchor to handle large cables and rotational loads that would overwhelm a single-sided design.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentEP3271630B1A cable anchor
Publication Date: 2019.10.02 SIGNIFY HOLDING BV
  • EP3271630B1 patent drawingFigure 1
  • EP3271630B1 patent drawingFigure 2
  • EP3271630B1 patent drawingFigure 3

AI summary

Proposed is a cable anchor for mounting a cable to a sheet. The cable anchor includes a first clamp portion to be mounted on a first side of the sheet and a second clamp portion to be mounted on the second side of the sheet, opposite to the first side. The first clamp portion and second clamp portion co-operate to retain a cable.