Marking System for Baseball Bat Sweet Spot Identification

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Solution Overview

Problem

Baseball bats have varying sweet spots due to material and manufacturing differences, making it difficult for users to consistently hit the minimal vibration region, which reduces the distance the ball travels and increases unpleasant vibrations.

Innovation Solution

A marking system comprising a sheet with specific edges and features that encircle the bat barrel, including positioning and alignment features, to identify and mark the minimal vibration region, which can be secured using an adhesive and includes pressure-sensitive materials to indicate contact.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If material and manufacturing variations are present in baseball bats, then each bat has a unique sweet spot location, but users cannot consistently identify and hit the minimal vibration region

Engineering Contradiction:
Improvesweet spot location identificationVSAvoidconsistent contact with minimal vibration region
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The patent applies preliminary action by pre-marking the minimal vibration region on the bat barrel before use. The marking system includes a sheet with alignment features that are positioned and secured to the bat in advance, so that when the batter swings, the sweet spot is already identified and marked, eliminating the need for real-time identification during play.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The patent utilizes color changes by incorporating visually distinct markings on the sheet that contrast with the bat surface. The marking system uses colored indicia, patterns, or highlighted regions that make the minimal vibration zone easily visible to the batter, allowing for quick and accurate identification of the sweet spot.

Inventive Principle:
Principle #32Color changes

2Reliability

If a marking system is added to identify the minimal vibration region, then users can consistently hit the sweet spot, but the device complexity increases

Engineering Contradiction:
Improveconsistent contact with minimal vibration regionVSAvoidmarking system structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent applies segmentation by dividing the marking system into separate functional components: a sheet with alignment features, positioning features, and visual indicators. This modular approach allows each element to perform its specific function independently, simplifying the overall design while maintaining effectiveness in identifying the minimal vibration region.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The marking system incorporates self-alignment features that automatically position the marking sheet correctly on the bat barrel without requiring external tools or complex adjustment mechanisms. The alignment features work with the bat's existing geometry to ensure proper placement, reducing the need for additional positioning devices or complex installation procedures.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20230191214A1Marking System for a Sports Implement
Publication Date: 2023.06.22 PROXR LLC
  • US20230191214A1 patent drawing
  • US20230191214A1 patent drawing
  • US20230191214A1 patent drawing

AI summary

A marking system for a baseball bat includes a bat including a barrel extending along a central longitudinal axis, the barrel defining a minimal vibration region. The marking system also includes a sheet having a first edge, a second edge positioned opposite the first edge, a third edge positioned between the first and the second edges, and a fourth edge positioned opposite the third edge, the first edge having a first curvature and the second edge having a second curvature, the sheet adapted to at least partially encircle a portion of the barrel of the bat. Additionally, a first positioning feature is disposed on the sheet, and a first alignment feature is disposed proximate the first edge of the sheet. Furthermore, the first positioning feature may be configured to be positioned adjacent to at least a portion of the minimal vibration region.