Tee-Mounted Flag Feedback for Baseball and Softball Swing Casting

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Solution Overview

Problem

Existing baseball and softball training devices are cumbersome, uncomfortable, difficult to adjust, and do not provide immediate feedback on swing mechanics, particularly in actual hitting situations, leading to ineffective muscle memory development and swing inefficiencies.

Innovation Solution

A portable hitting training device comprising a support block, horizontal bar, and flag indicator that attaches to a tee, providing instant feedback by striking the flag if the user's hands extend away from the body during a swing.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a tether is used to prevent hand extension during swing, then casting is avoided, but the device becomes uncomfortable and difficult to adjust

Engineering Contradiction:
Improvecasting avoidanceVSAvoiddevice comfort and adjustability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The invention removes the tether component entirely and replaces it with a visual feedback system using a flag indicator. The flag is positioned to be struck by the bat when casting occurs, providing feedback without physically constraining the user's swing mechanics.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The device provides immediate visual feedback through a flag indicator that is struck by the bat during casting. This feedback mechanism allows users to identify and correct casting errors without the discomfort and adjustment issues associated with physical tethers.

Inventive Principle:
Principle #23Feedback

2Measurement precision

If a net is used to detect casting, then casting can be identified, but wind may cause false positives and the net is not portable

Engineering Contradiction:
Improvecasting detection accuracyVSAvoidportability and environmental reliability
Core Design Contradiction:
Measurement precisionVSAdaptability or versatility

Solution Approach 1:

The flag indicator is a simple, lightweight object that can be easily replaced or repositioned. It is not susceptible to environmental factors like wind, and can be quickly set up and taken down, providing a portable and reliable casting detection solution.

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

Solution Approach 2:

The flag acts as an intermediary object between the bat and the user. When the bat strikes the flag during casting, it provides indirect feedback to the user about their swing mechanics without requiring direct physical measurement or complex detection systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If a heavy bag or pole is used to force proper swing angle, then casting is prevented, but the equipment is not portable and requires precise placement

Engineering Contradiction:
Improveswing angle controlVSAvoidportability and setup flexibility
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The invention removes heavy bags and poles from the system and replaces them with a lightweight flag indicator mounted on a portable stand. This provides swing angle feedback without requiring heavy equipment or precise placement, making the device easy to transport and set up in various locations.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

Instead of using heavy equipment to physically force proper swing mechanics, the device provides visual feedback through the flag indicator. Users can see when they are casting and self-correct, eliminating the need for heavy bags or poles while maintaining effective training.

Inventive Principle:
Principle #23Feedback

4Reliability

If a tether device is used to develop muscle memory, then positioning is improved, but full-speed swings cannot be practiced

Engineering Contradiction:
Improvemuscle memory developmentVSAvoidfull-speed swing capability
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The invention removes the restrictive tether component that prevented full-speed swings and replaces it with a visual feedback system. Users can now practice full-speed swings while receiving feedback through the flag indicator, combining the benefits of muscle memory development with realistic hitting practice.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The flag indicator provides immediate visual feedback during full-speed swings, allowing users to develop muscle memory for proper swing mechanics while practicing at game speed. This feedback system maintains effectiveness without the physical constraints of tether-based devices.

Inventive Principle:
Principle #23Feedback

Data Source

PatentUS20250295972A1Baseball and softball hitting training device
Publication Date: 2025.09.25 MILLER THOMAS
  • US20250295972A1 patent drawing
  • US20250295972A1 patent drawing
  • US20250295972A1 patent drawing

AI summary

The present invention is a baseball and softball hitting training device that prevents early arm extension, early wrist release, swinging the bat from the outside to the inside, throwing the back shoulder toward the plate, or otherwise casting the hands during a swing. The device comprises a support block with one or more grooves, a horizontal bar mounted perpendicular to the support block, a flag indicator connected perpendicular to the horizontal bar, and one or more attachment straps.