Article retention system

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Solution Overview

Problem

Hanging holiday lights around a tree requires significant labor and can damage the tree due to the need to steady and reorient the entire light string during multiple passes, making the process cumbersome and potentially harmful.

Innovation Solution

A cylindrical article retention system with flexible grips and elastic bonds allows for discontinuous wrapping of lighted strings around a tree without overlapping, enabling stationary application and minimizing tree damage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Productivity

If the entire light string is wrapped around the tree in multiple passes, then the lights can be hung completely, but the process requires significant labor and repeated re-orientation of the body

Engineering Contradiction:
Improvelight hanging efficiencyVSAvoidoperation convenience
Core Design Contradiction:
ProductivityVSEase of operation

Solution Approach 1:

The light string is divided into multiple segments or sections that can be handled independently. Each segment can be attached to the tree separately using the retention system, eliminating the need to manage the entire long string at once. This segmentation allows the user to work with manageable portions of lights while maintaining stationary position.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The patent introduces an intermediary retention system consisting of a band with multiple attachment points that acts as a mediator between the light string and the tree. This intermediary structure allows lights to be attached without the user needing to directly wrap and secure the entire string, reducing physical effort and re-orientation requirements.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If the light string is steadied by puncturing the tree, then the lights can be secured, but the tree is damaged

Engineering Contradiction:
Improvelight string securityVSAvoidtree damage
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The harmful puncturing action is extracted and replaced with a non-invasive retention mechanism. The band-based system secures lights to the tree through friction and distributed pressure around the trunk, completely eliminating the need to puncture or drill into the tree, thus removing the source of damage while maintaining security.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent converts the potentially harmful concentrated force of puncturing into a beneficial distributed pressure system. The band wraps around the tree and distributes the securing force across multiple attachment points and a larger surface area, transforming what would be a harmful localized stress into a beneficial distributed contact that secures lights without damage.

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

3Shape

If the entire unwound light string is wrapped around the tree, then complete coverage is achieved, but the user must physically circle the tree in a dizzying ballet

Engineering Contradiction:
Improvelight arrangement patternVSAvoiduser mobility requirement
Core Design Contradiction:
ShapeVSEase of operation

Solution Approach 1:

The retention system is designed to be self-adjusting and self-securing. Once the band is positioned around the tree with lights attached, the system automatically maintains its position through the interplay of band elasticity, grip friction, and geometric constraints. This eliminates the need for the user to continuously adjust or reposition the lights while circling the tree.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent transitions from a one-dimensional wrapping approach (circling the tree horizontally) to a two-dimensional band system that wraps around the tree's circumference and can be positioned at multiple heights. This dimensional change allows lights to be arranged in vertical and horizontal patterns without requiring the user to physically circle the tree.

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

Data Source

PatentUS12486969B2Article retention system
Publication Date: 2025.12.02 LEVEL 5 ADAPTIVE LLC
  • US12486969B2 patent drawing
  • US12486969B2 patent drawing
  • US12486969B2 patent drawing

AI summary

An article retention system, process, and lighting system that allows articles, particularly holiday string lighting, to be hung about organic bodies, e.g. trees, having a substantial height. The present invention obviates the need to either harm the organic entity for affixation or wind an elongate string about a tree.