Hybrid Baseball Bat Tunable Inserts for BBCOR Compliance
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Solution Overview
Problem
Conventional hybrid bats are difficult to manufacture and tend to exceed performance standards due to their design, which prioritizes maximizing power, leading to safety concerns and regulatory issues in sports such as baseball and softball.
Innovation Solution
A hybrid bat design featuring a substantially rigid shell with tunable inserts made of materials like fiberglass, carbon fiber, or aluminum, where the inserts can be varied in thickness and placement to control performance characteristics, such as BBCOR, to meet specific regulatory standards and enhance manufacturing efficiency.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Speed
If conventional hybrid bats are designed to maximize power, then the ball rebound velocity is improved, but the bat exceeds performance standards and creates safety concerns
Solution Approach 1:
The patent modifies the physical parameters of the bat by incorporating inserts with different material properties, thicknesses, and positions within the bat structure. These parameter changes adjust the coefficient of restitution to meet performance standards while maintaining acceptable power levels
Solution Approach 2:
The patent uses composite material construction by combining the bat shell with inserts made of different materials (such as foam, rubber, or other polymers) to tune the restitution characteristics. This allows the bat to meet safety standards while maintaining performance
2Speed
If conventional hybrid bats are designed to maximize power, then the restitution characteristics are improved, but the manufacturing complexity increases
Solution Approach 1:
The patent divides the bat structure into segments: an outer shell and internal inserts. This segmentation allows the inserts to be manufactured separately and then installed within the shell, simplifying the overall manufacturing process compared to creating complex single-piece high-performance bats
Solution Approach 2:
The patent places inserts inside the bat shell, creating a nested structure where simpler components are housed within an outer structure. This nesting approach simplifies manufacturing by allowing each component to be produced independently using standard processes
3Speed
If conventional hybrid bats are designed to maximize power, then the coefficient of restitution is improved, but the bat becomes more expensive to manufacture
Solution Approach 1:
The patent uses relatively inexpensive insert materials such as foam or rubber that can be easily manufactured and replaced if needed. These simple materials are much cheaper than advanced composites while still providing the necessary restitution tuning
Solution Approach 2:
The patent achieves performance tuning through simple parameter adjustments in the insert design (material selection, thickness, position) rather than requiring expensive advanced materials or complex manufacturing processes
Data Source
AI summary
A softball or baseball bat with modified restitution characteristics is provided. The bat can comprise a substantially rigid shell coupled with a single or multi-piece insert. The shell can comprise a tip end, a barrel, a handle taper, and a handle. The insert can be press-fit or adhered to the inside of the barrel of the shell. The insert can be a single or multi-piece design and can be single or multi-layered. The insert can comprise a material capable of impact absorption. Portions of the insert can be separated from the shell with a separation layer to improve restitution in certain areas of the bat. The insert can also comprise multiple layers that are separated from each other with a separation layer to improve restitution in certain areas of the bat. The material and thickness of the insert and the shell can be varied to meet applicable restitution requirements.