Helmet-Mounted Swing Guide for Precise Bat Swing Plane Training

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Solution Overview

Problem

Existing swing guide devices do not effectively attach to baseball or softball helmets to guide bats in an exact plane coinciding with the swing plane or trajectory of a baseball, failing to instill proper swinging technique and muscle memory in batters.

Innovation Solution

A swing guide device comprising a base member, vertical and horizontal straps, connectors, and a pole or rigid oblong member that reversibly attaches to a helmet, guiding the bat into the proper swing plane by ensuring it aligns with the baseball's trajectory.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a swing guide device is attached to a helmet to guide the bat into the proper swing plane, then the batting technique instruction effectiveness is improved, but the device attachment stability and reversibility deteriorate

Engineering Contradiction:
Improveswing plane alignment accuracyVSAvoidattachment stability
Core Design Contradiction:
Measurement precisionVSReliability

Solution Approach 1:

The device is divided into separate components: a helmet-mounted base unit with adjustment mechanisms and a removable swing guide pole. This segmentation allows the guide element to be easily attached and removed while maintaining stable mounting through the base unit, resolving the contradiction between reversibility and stability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device incorporates adjustable components including telescopic poles with locking mechanisms and rotatable elements that can be fixed at various positions. These dynamic features allow the swing plane to be precisely adjusted and locked, achieving both high alignment accuracy and stable attachment during use.

Inventive Principle:
Principle #15Dynamics

2Measurement precision

If a rigid pole is used to guide the bat swing, then the swing plane guidance precision is improved, but the device complexity increases

Engineering Contradiction:
Improvebat trajectory guidance accuracyVSAvoidstructure complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The rigid pole serves multiple functions: it acts as a swing plane guide, a reference for proper bat alignment, and can be adjusted to accommodate different batting styles and skill levels. This multi-functionality reduces the need for additional components, maintaining simplicity while achieving high guidance precision.

Inventive Principle:
Principle #6Universality (Multi-functionality)

3Adaptability or versatility

If the swing guide device is made adjustable for universal fit, then the adaptability to different users is improved, but the manufacturing precision requirements increase

Engineering Contradiction:
Improveuniversal helmet compatibilityVSAvoidadjustment mechanism precision
Core Design Contradiction:
Adaptability or versatilityVSManufacturing precision

Solution Approach 1:

The device employs adjustable parameters such as pole length, attachment position, and angle of inclination that can be modified to fit different helmets and user preferences. These adjustments are achieved through standardized mechanisms like telescopic sections and rotation joints, which maintain manufacturing precision while providing universal adaptability.

Inventive Principle:
Principle #35Parameter changes

Data Source

PatentUS12611582B2Swing guide device
Publication Date: 2026.04.28 LAGIER LES
  • US12611582B2 patent drawing
  • US12611582B2 patent drawing
  • US12611582B2 patent drawing

AI summary

A swing guide device that is used to help guide and teach proper swinging form for many sports such as baseball and softball. Swing guide is a pole or rigid oblong member that is reversibly rigidly attachable to a baseball helmet or a softball helmet in a very specific orientation relative to the helmet so that the pole or rigid oblong member guides a bat during a bat swing and causes the bat to swing exactly in the “swing plane”. The swing plane is coincident with the trajectory of a baseball passing over home plate. Swing guide device functions as a guide to literally keep the bat on track and in the proper swing plane in order to teach proper swinging technique and instill this into the muscle memory of the batter and making it second nature for the batter.