Modular Ball Rebound Panels for Stable Multi-Angle Training

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Solution Overview

Problem

Existing football training rebound panels are limited by single-sided structures, requiring cumbersome handling, substantial storage, and are not suitable for all playing surfaces, leading to reduced repetition rates and inefficient training.

Innovation Solution

A modular rebound system comprising at least three interlocking rebound panels with reversible fastening devices, allowing quick assembly and disassembly, and enabling multiple rebound directions and configurations, enhancing stability and versatility.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If single-sided rebound structures are used, then the device complexity is reduced, but the training repetition rate decreases and storage space requirements increase

Engineering Contradiction:
Improvestructure complexityVSAvoidtraining repetition rate
Core Design Contradiction:
Device complexityVSProductivity

Solution Approach 1:

The rebound system is divided into multiple independent rebound panels (at least three) that can be assembled together to form a closed polygonal structure. Each panel can function independently or in combination with others, allowing multiple players to train simultaneously and increasing the overall training repetition rate without significantly increasing individual panel complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Multiple rebound panels are merged to form a closed polygonal structure where adjacent panels are connected at their edges. This merging creates a stable multi-faceted rebound system that can accommodate multiple players training simultaneously, thereby increasing training repetition rate while distributing the complexity across multiple standardized panels.

Inventive Principle:
Principle #5Merging (Combining)

2Stability of the object's composition

If heavy rigid flat structures with reservoirs are used, then the rebound stability is improved, but the ease of operation deteriorates due to cumbersome handling and installation

Engineering Contradiction:
Improverebound stabilityVSAvoidhandling ease
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The heavy rigid structure is segmented into multiple lighter rebound panels that can be easily handled and assembled. Each panel maintains sufficient rigidity for effective ball rebound, while the distributed weight across multiple panels improves overall handling ease compared to a single heavy structure.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The rebound panels incorporate movable connections at their edges that allow dynamic adjustment and easy assembly/disassembly. The panels can be quickly configured into closed polygonal structures or separated for storage and transport, providing operational flexibility without sacrificing rebound stability during use.

Inventive Principle:
Principle #15Dynamics

3Device complexity

If single-sided rebound panels are used, then the device complexity is reduced, but the adaptability deteriorates as they are not suitable for all playing surfaces

Engineering Contradiction:
Improvestructure complexityVSAvoidsurface compatibility
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The rebound panels are designed with universal features that make them adaptable to various playing surfaces including synthetic turf, grass, clay, and hardwood. The panels can be configured in different closed polygonal arrangements and can be placed on different surfaces, providing versatility without requiring different types of rebound panels for different surfaces.

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

4Stability of the object's composition

If closed polygonal structures are formed, then the rebound stability is improved, but the storage volume increases

Engineering Contradiction:
Improverebound stabilityVSAvoidstorage volume
Core Design Contradiction:
Stability of the object's compositionVSVolume of stationary object

Solution Approach 1:

The connections between rebound panels are designed to be movable and reversible, allowing the closed polygonal structure to be easily disassembled into individual panels or smaller groups for storage. This dynamic configuration capability maintains stability during use while minimizing storage volume when not in use.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentEP3939676B1Rebound system for ball
Publication Date: 2026.03.25 BOUMEZIOUD BOUSSAD
  • EP3939676B1 patent drawingFigure 1~2
  • EP3939676B1 patent drawingFigure 3
  • EP3939676B1 patent drawingFigure 4~5

AI summary

Rebound system for sports training in ball games comprising at least three rebound panels, each rebound panel being able to be assembled to at least two other rebound panels at at least two opposite edges of said rebound panel by a fastening device.