Multi-purpose hanger for tree ornaments
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Solution Overview
Problem
Existing hooks and hangers for hanging ornaments on tree branches are prone to dislodging due to branch or ornament movement, leading to damage or loss of the ornament.
Innovation Solution
A hanger with a body made of elastic material, such as wire, bent into shapes like a heart or oval, that expands to accommodate a branch and securely holds it in place using its memory property to return to its original shape.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If a traditional open-end wire hook is used to hang ornaments, then the hanger is inexpensive and easy to use, but the ornament can be dislodged when the branch or ornament moves
Solution Approach 1:
The hanger transitions from a rigid open-end wire hook to a flexible closed-loop structure made of elastic material. The key parameter change is the introduction of elasticity and memory properties to the material, allowing the hanger to deform and conform to branch irregularities, thereby preventing dislodgement while maintaining ease of manufacture
Solution Approach 2:
The hanger is designed as a dynamic structure that can deform and adapt to different branch shapes and sizes. The elastic material allows the hanger to flex during installation and then return to its original shape, creating a secure grip that adjusts to the specific branch geometry rather than requiring a fixed rigid structure
2Device complexity
If a traditional open-end wire hook is used, then the structure is simple, but the ornament may break or be lost when dislodged
Solution Approach 1:
The closed-loop elastic structure provides a cushioning effect by deforming to absorb movement forces before they can cause dislodgement. The material's elasticity acts as a buffer that protects the ornament connection from sudden shocks or movements that would otherwise break or lose the ornament
3Reliability
If the hanger is made of elastic material with memory properties, then the ornament is securely held, but the material selection becomes more limited
Solution Approach 1:
The hanger design is made universal by creating a closed-loop structure that can accommodate various branch diameters, shapes, and hardness levels. The elastic material properties allow the same basic hanger design to function reliably across different tree types and ornament weights, making the solution broadly adaptable rather than requiring specialized variants
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 hanger effectively prevents ornaments from sliding off by securely gripping the branch, accommodating various ornaments and environments, and can be used for multiple purposes beyond ornaments.
Implementation Method 1
The wire has a spring like property or memory such that forces acting on the ends or sides of the hanger in an outward direction will move the ends away from one another creating a space between the ends
Implementation Method 2
The wire has a spring like property or memory such that forces acting on the ends or sides of the hanger in an outward direction will move the ends away from one another creating a space between the ends. When the forces are removed the ends will move toward one another and the hanger will return to its original shape
Data Source
AI summary
A hanger, that is particularly useful for hanging ornaments from a tree branch, has a body that is preferably made of wire which has preferably been bent to form a heart shape or an oval shape. The body has a curved portion at each end, the curved portions preferably having the same curvature.