Basketball Surface Texture for Grip and Spin Control

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Solution Overview

Problem

The surface texture of basketballs is either too smooth, causing fingertips to slip during dribbling and shooting, or too sticky, making it difficult to control the ball's rotation and trajectory, highlighting a need for improved tactile feel and control.

Innovation Solution

The introduction of a game ball with a plurality of ribs or surface texture modifying elements around its circumference, providing distinct tactile characteristics that enhance grip and control, while allowing visual assessment of rotational speed during throws or shots.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the basketball surface is made smooth, then the ball is easier to manipulate generally, but the fingertips slip during dribbling, passing, and shooting

Engineering Contradiction:
Improveease of manipulationVSAvoidgrip stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent applies different surface textures to different regions of the basketball. Specifically, ribs or texture-modifying elements are placed in discrete areas (such as at the poles or along longitudinal lines) while other areas maintain a smoother surface. This allows fingertips to grip reliably at textured locations during critical actions like shooting and dribbling, while smoother areas provide ease of manipulation and visual tracking during movement.

Inventive Principle:
Principle #3Local quality

2Reliability

If the basketball surface is made sticky or grippy, then the fingertips can grip the ball better, but it becomes difficult to control the ball's rotation and trajectory

Engineering Contradiction:
Improvegrip stabilityVSAvoidcontrol precision
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent implements localized texture modification rather than uniform surface treatment. The ribs or texture elements are confined to specific discrete areas, creating zones of enhanced grip that do not extend across the entire surface. This allows players to grip the ball securely at textured locations while maintaining the ability to slide fingers smoothly over non-textured areas for precise rotational control and trajectory adjustment.

Inventive Principle:
Principle #3Local quality

3Ease of manufacture

If the basketball has uniform surface texture, then the manufacturing is simpler, but the tactile feel and visual feedback for rotation assessment are reduced

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidrotational speed assessment
Core Design Contradiction:
Ease of manufactureVSMeasurement precision

Solution Approach 1:

The patent uses visual contrast through surface texture variation to provide rotational feedback. The ribs or texture-modifying elements create distinct visual patterns that allow players to quickly assess the ball's rotational speed and axis during shooting and dribbling. This visual feedback mechanism works in conjunction with the tactile feedback from the textured surfaces, enhancing overall control without requiring complex manufacturing processes.

Inventive Principle:
Principle #32Color changes

Data Source

PatentUS7998005B2Game ball
Publication Date: 2011.08.16 NIKE INC
  • US7998005B2 patent drawing
  • US7998005B2 patent drawing
  • US7998005B2 patent drawing

AI summary

Ball structures, such as basketballs, are formed to include regions with different and distinct tactile characteristics or “feel.” Such ball structures may include a cover member divided into plural panels that are separated by channels. The exterior surface of one or more of these panels may include regions having different textures. One region, which extends over a central portion of the panel, includes raised elements, such as raised ribs or other structures, that may extend at least 0.5 mm outward from a base surface of the cover member.