Non-Circular Baseball Bat Handles for Grip Alignment

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Solution Overview

Problem

Traditional baseball bats often lack ergonomic design, leading to discomfort, insecure grip, and difficulty in maintaining the bat's orientation during swinging, which affects the batter's performance and potential for a secure impact.

Innovation Solution

The design of baseball bats with non-circular, asymmetrical, and oblong handle cross-sections, featuring varying major and minor axes, and potentially asymmetrical lengthwise profiles, along with optional knobs, to enhance comfort, grip security, and orientation alignment with the batter's hands.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If a traditional circular handle cross-section is used, then the bat structure is simple and easy to manufacture, but the grip comfort and security are insufficient

Engineering Contradiction:
Improvegrip comfort and securityVSAvoidhandle cross-section complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent applies asymmetry by changing the handle cross-section from a traditional circular shape to a non-circular shape with varying major and minor axes. This asymmetric design allows the handle to conform better to the natural curvature of a batter's hand, improving grip comfort and security while maintaining manufacturing feasibility through standard forming processes.

Inventive Principle:
Principle #4Asymmetry

2Reliability

If a non-circular handle cross-section is used, then grip security and orientation alignment are improved, but the manufacturing complexity increases

Engineering Contradiction:
Improvegrip security and orientation alignmentVSAvoidhandle fabrication difficulty
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The patent employs parameter changes by systematically varying the major and minor axis dimensions of the handle cross-section along its length. By controlling these geometric parameters to create specific non-circular profiles, the design achieves improved grip security and orientation alignment while remaining compatible with conventional manufacturing techniques that can accommodate dimensional variations.

Inventive Principle:
Principle #35Parameter changes

3Stability of the object's composition

If the handle has varying major and minor axes, then orientation alignment during swinging is improved, but the structural complexity increases

Engineering Contradiction:
Improveorientation alignment during swingingVSAvoidhandle profile complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent applies dynamics by creating a handle with varying major and minor axes along its length, allowing the handle profile to adapt dynamically to the batter's hand orientation during the swinging motion. This dynamic geometric variation ensures consistent orientation alignment throughout the swing while maintaining a relatively simple overall structure through controlled dimensional changes rather than complex multi-component designs.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20250276226A1Baseball bat
Publication Date: 2025.09.04 BRUCE R LEINERT
  • US20250276226A1 patent drawing
  • US20250276226A1 patent drawing
  • US20250276226A1 patent drawing

AI summary

Baseball bats described herein may have handle, throat and/or barrel portions that include non-circular cross-sections.