Cable Holder Structure With Elastic Teeth for Secure Retention

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Solution Overview

Problem

Existing cable holders allow cables to move within holes, leading to the possibility of cables falling out, especially when plugs are small.

Innovation Solution

Cable holders equipped with threading holes containing elastic blocking teeth or surrounds that form a holding position for the cable, creating a frictional force to prevent cables from falling out.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If simple threading holes are used for cable organization, then the device structure remains simple, but cables can move within the holes and may fall out

Engineering Contradiction:
Improvecable retentionVSAvoidholder structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies local quality by adding blocking teeth only at specific locations within the threading holes where cable retention is needed, rather than making the entire holder structure complex. The blocking teeth are positioned to create frictional engagement with the cable while maintaining simplicity in other areas of the holder.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The blocking teeth are designed to be elastic and movable, allowing them to dynamically adapt to the cable diameter and insertion force. When a cable is inserted, the blocking teeth flex outward and then spring back to create a holding force, providing dynamic retention without requiring a complex mechanical locking mechanism.

Inventive Principle:
Principle #15Dynamics

2Reliability

If blocking teeth are added to prevent cable drop, then cable retention is improved, but the manufacturing complexity increases

Engineering Contradiction:
Improvecable retentionVSAvoidholder production
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The blocking teeth are merged with the holder body as an integrated structure, eliminating the need for separate assembly steps. The teeth are formed directly from the holder material through molding or machining, combining the holder and retention elements into a single manufacturing process.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The blocking teeth are designed with elastic properties that allow them to change shape under load. Their dimensions and material characteristics are optimized to provide sufficient frictional force for cable retention while remaining compatible with standard manufacturing processes and materials.

Inventive Principle:
Principle #35Parameter changes

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 design enhances cable retention by generating a holdering force that keeps cables in place without external assistance, improving ease of use and preventing accidental dislodgment.

Implementation Method 1

There exists a relative frictional force between the cable and the blocking teeth or surround, preventing the cable from falling out of the holder

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

There exists a relative frictional force between the cable and the blocking teeth or surround, preventing the cable from falling out of the holder

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS20250207690A1Cable holder
Publication Date: 2025.06.26 WU LIANG
  • US20250207690A1 patent drawing
  • US20250207690A1 patent drawing
  • US20250207690A1 patent drawing

AI summary

This application relates to a type of cable holder. The body of the cable holder is equipped with at least one threading hole for cables to pass through, and at least one elastic blocking tooth is set inside the threading hole. The root of the blocking tooth is fixed to the inner wall of the threading hole, and the blocking tooth extends from the inner wall towards the middle of the threading hole. If there are more than one blocking teeth in the same threading hole, a holding position for the cable to pass through and be holdered is formed between the outer ends of all the blocking teeth in the same threading hole. If there is only one blocking tooth in the same threading hole, the holding position is formed between the opposite inner wall and the outer end of the blocking tooth.