Decorative Tree Branch Hook Structure for Stable Ornament Attachment

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Solution Overview

Problem

Existing decorative trees, such as Christmas trees, suffer from unstable ornament attachment, leading to frequent fall-offs and low decoration efficiency due to the winding manner of hanging ornaments.

Innovation Solution

A branch structure with a hook featuring a bent portion that allows direct hanging of ornaments, enhancing stability and facilitating quick installation, and optionally including a limiting groove and protrusion to secure the ornaments in place.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If the winding manner is used to hang ornaments on branches, then the decorative tree can be assembled, but the ornament attachment is unstable and ornaments are prone to fall-off

Engineering Contradiction:
Improveornament attachment stabilityVSAvoiddecoration efficiency
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The branch structure is segmented into distinct functional components: branch body, hook, bent portion, limiting groove, and limiting protrusion. This segmentation allows each component to perform its specific function - the hook provides attachment, the bent portion creates the limiting groove for stability, and the limiting protrusion prevents ornament removal, collectively solving the instability problem while maintaining ease of decoration.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The hook with bent portion acts as an intermediary mechanism between the branch body and the ornament. Instead of directly winding the ornament around the branch, the hook provides a structured interface that guides the ornament into the limiting groove and secures it through the limiting protrusion, ensuring stable attachment while simplifying the decoration process.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Productivity

If the winding manner is used to attach ornaments, then the branch structure remains simple, but the decoration process is time-consuming and inefficient

Engineering Contradiction:
Improvedecoration efficiencyVSAvoidtime for ornament installation
Core Design Contradiction:
ProductivityVSLoss of time

Solution Approach 1:

The hook with bent portion and limiting groove is pre-formed as part of the branch structure during manufacturing. This preliminary action eliminates the need for time-consuming winding operations during decoration - users simply need to place the ornament into the pre-prepared limiting groove, significantly reducing installation time and improving decoration efficiency.

Inventive Principle:
Principle #10Preliminary action

3Reliability

If a hook with bent portion and limiting groove is added to the branch structure, then ornament stability is improved, but the device complexity increases

Engineering Contradiction:
Improveornament attachment stabilityVSAvoidbranch structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The hook, bent portion, limiting groove, and limiting protrusion are merged into a single integrated branch structure component. This merging approach provides multiple functions (attachment, limitation, and prevention of removal) without requiring separate complex mechanisms, thus improving ornament stability while minimizing the increase in device complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The branch structure with integrated hook and bent portion serves multiple functions: it provides the basic branching structure, creates the limiting groove for ornament placement, and includes the limiting protrusion to prevent removal. This multi-functionality achieves improved ornament stability without adding significant complexity, as one structure performs multiple protective and securing roles.

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

Data Source

PatentUS20250241469A1Decorative tree and branch structure thereof
Publication Date: 2025.07.31 POLYGROUP PLASTIC PRODUCTS (GUANGXI) CO LTD
  • US20250241469A1 patent drawing
  • US20250241469A1 patent drawing
  • US20250241469A1 patent drawing

AI summary

The present disclosure relates to a decorative tree and a branch structure thereof. The branch structure includes a branch body and a hook mounted on the branch body. The hook has a bent portion facing the branch body and configured to support a to-be-placed object. When the branch structure is decorated with the to-be-placed object (e.g., an ornament), the to-be-placed object may be hung directly on the bent portion, thereby realizing quick installation of the to-be-placed object. In addition, the bent portion can also improve stability of the to-be-placed object after installation and reduce a risk of fall-off of the to-be-placed object.