Movable Stadium Floor for Varied Top Toy Trajectories

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Solution Overview

Problem

Existing top toys on turntables exhibit monotonous movement patterns due to similar trajectories, lacking variety in direction changes.

Innovation Solution

A stadium toy design featuring a movable floor that moves up and down, creating recesses and acceleration rails to alter the top toy's movement path and acceleration, combined with a motor-driven mechanism to control the floor's movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a turntable is used to rotate the top toy, then the top toy can move in different directions, but the movement trajectory remains similar and monotonous

Engineering Contradiction:
Improvemovement varietyVSAvoidstructure simplicity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The floor is designed as a movable part that can change its position dynamically. When the floor moves downward, it creates a step part that alters the top toy's movement path. This dynamic adjustment of the floor position transforms the originally monotone circular trajectory into varied movement patterns, resolving the contradiction between movement variety and structural simplicity.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The movable floor acts as an intermediary element between the turntable and the top toy. By introducing this intermediate component that can change position, the system achieves more diverse movement patterns without fundamentally changing the turntable structure, thus maintaining relative simplicity while improving adaptability.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Adaptability or versatility

If the floor is made movable to create step parts, then the top toy's movement becomes more varied, but the device complexity increases

Engineering Contradiction:
Improvemovement pattern varietyVSAvoidmechanism complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The floor transitions from a static to a dynamic component, capable of moving between different positions. This single dynamic element creates multiple movement scenarios for the top toy by forming step parts when lowered, achieving movement pattern variety without requiring multiple complex mechanisms.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The movable floor serves multiple functions: it acts as the playing surface, creates step parts to alter trajectories, and works with the acceleration rails to enhance movement variety. This multi-functionality reduces the need for additional separate components, thereby limiting the increase in device complexity while achieving diverse movement patterns.

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

3Speed

If acceleration rails are added to the step part, then the top toy accelerates and moves more dynamically, but the device complexity increases

Engineering Contradiction:
Improvetop toy accelerationVSAvoidcomponent quantity
Core Design Contradiction:
SpeedVSDevice complexity

Solution Approach 1:

The acceleration rails are merged with the step part structure rather than being separate components. When the floor moves downward to form the step part, the acceleration rails are positioned to work in conjunction with it. This integration achieves top toy acceleration without adding independent complex mechanisms, as the acceleration function is combined with the existing movable floor structure.

Inventive Principle:
Principle #5Merging (Combining)

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

Enhances the entertainment value by providing varied and dynamic movement patterns, allowing top toys to accelerate and change directions unpredictably, offering a more engaging play experience.

Implementation Method 1

a motor-driven mechanism to control the floor's movement

Methodology Applied
Scientific EffectElectromagnetic conversion: Electromagnetic Induction

Data Source

PatentEP4670805A1Stadium toy
Publication Date: 2025.12.31 TOMY CO LTD
  • EP4670805A1 patent drawingFigure 1
  • EP4670805A1 patent drawingFigure 2
  • EP4670805A1 patent drawingFigure 3

AI summary

A stadium toy includes a field, a step part, a movable part, and an output and retraction mechanism. The field includes a floor on which a top toy runs around. The movable part is configured to move in order to output and retract the step part configured to limit a range in which the top toy runs around. The output and retraction mechanism is configured to move the movable part to output and retract the step part.