Catcher's Chest Protector Friction Zones for Ball Retention

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Solution Overview

Problem

Catchers in baseball or softball often struggle to maintain control of a bounced ball due to it deflecting away from their chest or chest protector, which can hinder quick ball retention and allow opponents to advance to the next base.

Innovation Solution

A catcher's chest protector with flexible panels and high-friction elements, such as silicone dots, designed to conform to the chest and abdominal regions, reduces the angular momentum and rotation of the ball upon impact, allowing for better grip and quicker control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a traditional smooth chest protector is used, then the ball deflects away from the catcher after impact, but adding high-friction elements increases surface complexity and potential ball bounce unpredictability

Engineering Contradiction:
Improveball controlVSAvoidchest protector surface
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The chest protector incorporates high-friction elements (such as silicone dots or textured regions) at specific locations on the anterior surface where ball contact most frequently occurs, while other areas maintain the traditional smooth protective surface. This localized modification increases ball grip reliability without unnecessarily complicating the entire chest protector structure.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The chest protector combines traditional protective materials with high-friction materials (e.g., silicone elements embedded in or attached to the chest protector surface) to create a composite structure that provides both protection and enhanced ball control through differential surface properties.

Inventive Principle:
Principle #40Composite materials

2Reliability

If the chest protector surface is made smoother for easier cleaning, then ball grip is reduced, but adding textured elements makes cleaning more difficult

Engineering Contradiction:
Improveball gripVSAvoidcleaning maintenance
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

High-friction elements are concentrated in specific zones where ball contact occurs most frequently, allowing the majority of the chest protector surface to remain smooth and easily cleanable, while only small localized areas have the textured or tacky elements that provide ball grip.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The high-friction elements are designed as removable or replaceable components that can be easily detached and replaced when worn or soiled, rather than being permanently integrated into the chest protector structure. This allows maintenance without replacing the entire device.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

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

The high-friction elements on the chest protector minimize the distance the ball travels after impact, enabling catchers to maintain better control and quickly gain possession of the ball.

Implementation Method 1

one or more high-friction elements positioned on an anterior outer surface of the flexible panel, the one or more high-friction elements configured to reduce angular momentum of a ball impacting at least one of the one or more high-friction elements

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS12490784B2Catcher's chest protector with grip elements for improved ball control
Publication Date: 2025.12.09 EASTON DIAMOND SPORTS LLC
  • US12490784B2 patent drawing
  • US12490784B2 patent drawing
  • US12490784B2 patent drawing

AI summary

A chest protector may include a flexible panel configured to generally conform to a user's chest and abdominal regions, one or more retention elements connected to the flexible panel and positioned to hold the chest protector on the user, and one or more high-friction elements positioned on an anterior outer surface of the flexible panel, the one or more high-friction elements configured to reduce angular momentum, or change rotation, of a ball impacting at least one of the one or more high-friction elements. The high-friction elements may include elements of tacky material, such as one or more dots or other elements of tacky material.