Cord Cuff Clip Structure for Tangle-Free Cord Storage

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Solution Overview

Problem

Cords, ropes, and wires tend to unravel and tangle during storage due to loose ends, as existing methods to secure these ends are ineffective, often resulting in knots.

Innovation Solution

A device comprising a semi-circle body member with an opening that attaches to the cord using adhesives, locking mechanisms, or friction, allowing the distal end to be secured back onto the cord, preventing tangling and unraveling.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the end of the cord is left loose for easy manipulation, then the cord can be easily uncoiled or tangled during storage

Engineering Contradiction:
Improveease of cord manipulationVSAvoidcord organization stability
Core Design Contradiction:
Ease of operationVSStability of the object's composition

Solution Approach 1:

The cord cuff is divided into two separate body members (first and second body members) that can independently attach to the cord at different locations, allowing the cord end to be secured without preventing manipulation of the cord body

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The cord cuff acts as an intermediary device between the cord end and the cord body, providing a mechanical connection that secures the cord end while allowing the cord to be manipulated elsewhere

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If traditional methods are used to secure the cord end, then the cord end can be held in place, but the cord often knots or tangles due to ineffective securing methods

Engineering Contradiction:
Improvecord end stabilityVSAvoidcord knotting and tangling
Core Design Contradiction:
Stability of the object's compositionVSObject-generated harmful factors

Solution Approach 1:

The harmful function of knotting and tangling is extracted by removing the need for traditional tying or wrapping methods, replacing them with a clipping mechanism that secures the cord end without creating knots

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The potential harm of a loose cord end causing tangles is converted into a benefit by using that same loose end to engage with the cord cuff's opening, creating a secure connection that prevents tangles rather than causing them

Inventive Principle:
Principle #22Blessing in disguise (Convert harm into benefit)

3Stability of the object's composition

If a secure attachment method is used to prevent cord end from moving, then the cord remains organized, but the device complexity increases

Engineering Contradiction:
Improvecord organization stabilityVSAvoidsecuring mechanism complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The cord cuff applies local quality by having different body members with different functions - one for secure attachment to the cord body and another for attachment to the cord end, with each having appropriate attachment characteristics for its specific purpose

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The device utilizes parameter changes in the attachment mechanisms, offering multiple options (adhesives, locking mechanisms, friction) with different characteristics to achieve secure attachment without requiring a single complex mechanism

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS11835164B2Cord cuff for securing an end of a cord
Publication Date: 2023.12.05 GEORGE-FOWLER TREVOR
  • US11835164B2 patent drawing
  • US11835164B2 patent drawing
  • US11835164B2 patent drawing

AI summary

A device, that can attach near a distal end of a cord, has a receptacle therein for removably further attaching the device to the cord itself. Thus, a cord on a tool, for example, can be wrapped around the tool or a cord storage area of the tool and the end of the cord can be removably clipped onto the cord itself, thus removing the need to wrap or tie the end of the cord while keeping the cord from tangling or unwrapping. Typically, the device is permanently affixed to the cord, near its distal end. Various means can be used to secure the device to the cord, including adhesive, a locking mechanism, friction, or combinations thereof.