Sphere Reel Display Control for Varied Stop Pattern Presentation

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Solution Overview

Problem

Conventional game machines with cylindrical reels for pattern display lack variety in presentation due to constant direction rotation, leading to decreased player interest.

Innovation Solution

Implementing a pattern variably displaying device with sphere reels that are driven by a sphere driving device, allowing complex rotations and controlled stop patterns through a control part, utilizing a detection part to determine and adjust the rotation direction and stop position.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If cylindrical reels are used for pattern display, then the structure is simple and easy to manufacture, but the presentation becomes monotonous and player interest decreases

Engineering Contradiction:
Improvereel structure simplicityVSAvoidpresentation variety
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The patent replaces conventional cylindrical reels with spherical reels. The spherical shape allows the reels to rotate in multiple directions (not just a single constant direction), enabling diverse pattern displays and presentations. This curvature change fundamentally transforms the rotation characteristics from linear to multi-directional, directly addressing the monotony issue while maintaining manufacturing feasibility.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The invention introduces dynamic rotation control where the sphere reels can rotate in varying directions and speeds under control unit management. Unlike fixed-direction cylindrical reels, the spherical reels can change rotation patterns dynamically, allowing for unpredictable and engaging presentations that maintain player interest while still using a relatively simple spherical structure.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If sphere reels are used for pattern display, then presentation variety and player interest are enhanced, but the device complexity increases

Engineering Contradiction:
Improvepresentation varietyVSAvoidreel structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

By adopting a spherical geometry for the reels, the patent achieves multi-directional rotation capability without requiring complex mechanical mechanisms. The spherical shape inherently allows rotation around multiple axes, simplifying the overall structure compared to what would be needed to achieve the same effect with cylindrical reels or other complex mechanisms.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The spherical reel structure serves multiple functions: it enables varied rotation patterns, supports different presentation modes, and maintains structural simplicity. This multi-functionality reduces the need for additional specialized components, thereby limiting the increase in device complexity while maximizing presentation variety.

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

3Device complexity

If constant direction rotation is used for cylindrical reels, then the mechanism is simple, but the presentation becomes monotonous

Engineering Contradiction:
Improverotation mechanism simplicityVSAvoiddisplay variety
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The spherical reel structure naturally enables rotation in multiple directions without requiring complex control mechanisms. The geometry itself provides the capability for varied rotation patterns, achieving display variety while keeping the rotation mechanism relatively simple compared to alternative approaches.

Inventive Principle:
Principle #14Spheroidality (Curvature)

Solution Approach 2:

The system implements dynamic rotation where the sphere reels can change direction and speed during operation. This dynamic behavior is controlled through a relatively simple control unit that manages the rotation patterns, achieving high display variety without proportionally increasing mechanism complexity.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS12573258B2Pattern variably displaying device, game machine, and pattern variably displaying method
Publication Date: 2026.03.10 OMRON CORP
  • US12573258B2 patent drawing
  • US12573258B2 patent drawing
  • US12573258B2 patent drawing

AI summary

A pattern variably displaying device includes: sphere reels, in which patterns are described on a surface of a sphere; a sphere driving device, driving each of the sphere reels; and a reel control part, controlling the sphere driving device.