Game Call Holder Relief for Turbulent Airflow Sound Control

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Solution Overview

Problem

Existing game calls require skilled manipulation by the user to produce desired sounds due to a smooth bottom surface that does not modify airflow, limiting the variety of sounds that can be generated.

Innovation Solution

A game call holder with a molded relief on the bottom surface to modify airflow, integrated with a flexible elastomeric material and a U-shaped cutout for a reed insert, allowing for turbulent airflow to enhance sound production without user manipulation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If a smooth bottom surface is used in the holder, then the manufacturing is simpler and the structure is easier, but the airflow modification capability is reduced, limiting sound variety

Engineering Contradiction:
Improveholder manufacturing simplicityVSAvoidsound variety
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The holder bottom surface is designed with localized relief features (protrusions or recesses) in specific areas while maintaining smooth surfaces in other areas. This allows the holder to modify airflow characteristics in targeted zones to produce different sound effects, while still being manufacturable using standard molding techniques. The relief features are strategically positioned to interact with the airflow over the diaphragm, creating varied sound patterns without complicating the overall manufacturing process.

Inventive Principle:
Principle #3Local quality

2Device complexity

If a smooth bottom surface is used in the holder, then the device complexity is reduced, but the airflow modification capability is limited, requiring more user skill to produce desired sounds

Engineering Contradiction:
Improveholder structure complexityVSAvoiduser manipulation skill requirement
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The holder is designed with integrated relief features that automatically modify the airflow characteristics without requiring any active manipulation by the user. As air flows over the bottom surface, it naturally interacts with the relief features (protrusions or recesses), creating turbulent or modified flow patterns that produce different sound effects. This self-modifying capability reduces the need for users to have advanced manipulation skills, as the holder itself performs the airflow modification function passively.

Inventive Principle:
Principle #25Self-service

3Adaptability or versatility

If relief features are added to the bottom surface, then the airflow modification capability is improved, but the manufacturing complexity increases

Engineering Contradiction:
Improveairflow modification capabilityVSAvoidholder manufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The relief features are integrated directly into the holder body during the molding process, combining the holder structure and the airflow modification features into a single unified component. This eliminates the need for separate manufacturing steps or assembly operations to add the relief features, as they are formed simultaneously with the holder itself. The relief features are designed as simple geometric variations (protrusions or recesses) that can be incorporated into standard injection molding or similar manufacturing processes, minimizing the increase in manufacturing complexity while maximizing airflow modification capability.

Inventive Principle:
Principle #5Merging (Combining)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

Enables the generation of a wider range of sounds by modifying airflow dynamics, reducing the need for user skill and enhancing sound variety.

Implementation Method 1

the air flow is turbulent or has a different speed as a result of passing over the relief

Methodology Applied
Scientific EffectTurbulence: Turbulence

Data Source

PatentUS20250366464A1Game call having air directing relief
Publication Date: 2025.12.04 FOLMAR JONATHAN RUSSEL
  • US20250366464A1 patent drawing
  • US20250366464A1 patent drawing
  • US20250366464A1 patent drawing

AI summary

A game call includes a holder molded from an elastomeric material that is configured to retain to a resting shape. A body portion of the holder includes a slot formed in an inward-facing surface of the body that extends around a cutout positioned at a front side of the body. The slot formed in the body portion is designed to receive and retain a reed insert that includes a diaphragm configured to extend across the cutout when the reed insert is received in the holder. The holder is designed with a generally planar bottom surface that directs the air flow from the user to the diaphragm. A relief is formed on the holder that extends away from the bottom surface. The protruding relief interrupts the otherwise laminar air flow to create areas of turbulent air flow, The areas of turbulent air flow modify the sound generated by the game call.