Segmented Core Pickleball Paddle Stiffness Control
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Solution Overview
Problem
Conventional pickleball paddles with carbon fiber cores have high stiffness, leading to low deflection and high coefficient of restitution, making it difficult to control the duration a pickleball stays on the paddle and the rotational force applied.
Innovation Solution
A pickleball paddle design featuring segmented cores with ball-striking response parts and segment gaps, which allows for deformation, reducing stiffness, increasing deflection, and enhancing flexion, thereby controlling the pickleball's duration and rotational force.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If a large area of hard carbon fiber material is used for the core, then the core has high stiffness and high coefficient of restitution, but it is difficult to control the duration the pickleball stays on the paddle and the rotational force
Solution Approach 1:
The core is divided into multiple independent core sections (first core section, second core section, third core section, etc.) arranged in an array. Each section can deform independently when the pickleball strikes the paddle, allowing better control over the ball's duration on the paddle and the rotational force applied, while maintaining overall structural strength through the segmented design.
2Object-generated harmful factors
If the core is made of hard carbon fiber material, then the coefficient of restitution is high, but the deflection and flexion are small
Solution Approach 1:
The core is divided into multiple independent core sections that can deflect and flex independently. This segmentation allows each section to contribute to the overall deflection and flexion characteristics, increasing the total deflection capability while maintaining the high coefficient of restitution property of the carbon fiber material in each section.
Solution Approach 2:
The segmented core structure enables dynamic deformation behavior where each core section can independently respond to impact forces. This dynamic response allows the core to exhibit increased deflection and flexion during ball contact while maintaining the elastic recovery characteristics necessary for high coefficient of restitution.
Data Source
AI summary
A pickleball paddle with segmented cores, comprising a plate body and a grip body, the plate body has a core, a frame and two surface layers, the frame is disposed on a periphery of the core, the core defines at least two ball-striking response parts adjacent to each other, a segment gap is formed between any two of the ball-striking response parts, the two surface layers are spaced apart from each other and respectively assembled on the core and the frame, and the grip body is formed from a bottom side of the frame of the plate body. Thereby, the core of the plate body is capable of deforming easily through the segment gaps between the ball-striking response parts, which is conducive to controlling a duration that a pickleball stays on the plate body, and also conducive to controlling a rotational force of the plate body on the pickleball.