Quick-Change Turkey Call Striker Attachment Mechanism

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Solution Overview

Problem

Existing box turkey calls require cumbersome and time-consuming processes to change strikers, involving the removal of attachment hardware like screws, which is inefficient and prone to errors, especially in low-light conditions, and can scare away game birds.

Innovation Solution

A slotted striker with a recessed socket that engages with a spring-loaded ball nut on the sound box for quick and tool-free attachment and detachment, allowing for easy interchange of strikers without removing attachment components.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a striker is pivotally fastened to the sound box using screws, nuts, springs or washers, then the attachment is secure and reliable, but the process of changing strikers becomes cumbersome and time-consuming

Engineering Contradiction:
Improveattachment securityVSAvoidtime to change strikers
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The attachment system is segmented into separate components: a permanent fixture (ball nut) integrated into the sound box, and a removable fixture (slot in striker) integrated into the striker. This segmentation allows the striker to be quickly detached and reattached without handling multiple small fasteners, resolving the contradiction between secure attachment and quick changing.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The invention extracts the attachment hardware (screws, nuts, springs, washers) from the changing process entirely. Instead of requiring these components to be removed and reinstalled, the system uses a permanent ball nut fixture that remains in the sound box, allowing strikers to be changed by simply inserting and removing the striker body itself, eliminating the time-consuming hardware manipulation.

Inventive Principle:
Principle #2Taking out (Extraction)

2Adaptability or versatility

If attachment hardware like screws is removed to change strikers, then striker interchangeability is achieved, but the process becomes prone to errors and can scare away game birds

Engineering Contradiction:
Improvestriker interchangeabilityVSAvoidease of striker change
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The invention merges the attachment function into the striker body itself through the slot feature, rather than using separate hardware. The slot is an integral part of the striker that directly engages with the ball nut, combining the striker and attachment mechanism into a single unified component that can be quickly interchanged without separate fasteners.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The ball nut acts as an intermediary element that remains permanently mounted in the sound box, mediating between the striker and the sound box. This intermediary allows multiple strikers to be interchangeably attached to the same mounting point without requiring removal or reinstallation of hardware, enabling versatile striker changes while maintaining ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Adaptability or versatility

If multiple strikers are carried for different sound characteristics, then hunting adaptability is improved, but the complexity of managing multiple attachment hardware sets increases

Engineering Contradiction:
Improvehunting adaptabilityVSAvoidcomplexity of attachment system
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The ball nut fixture serves as a universal mounting interface that can accommodate multiple different striker types. Instead of requiring separate attachment hardware for each striker, the single permanent ball nut acts as a universal interface, allowing hunters to carry multiple strikers without needing to manage multiple sets of attachment components, thereby reducing system complexity while maintaining hunting adaptability.

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

Data Source

PatentUS8142253B2Turkey call with interchangeable paddle/striker
Publication Date: 2012.03.27 EXTREME OUTDOORS
  • US8142253B2 patent drawing
  • US8142253B2 patent drawing
  • US8142253B2 patent drawing

AI summary

A box turkey call comprising a sound box with a bottom wall, side walls, front end wall and back end wall, a first quick changeable attachment component secured to the front end wall, a striker having a front end, a distal back end, a top surface and a bottom surface, where the back end of the striker comprises an integrated handle, where the bottom surface of the striker is rounded laterally, and where the front end of the striker has a second quick changeable attachment component, where the first quick changeable attachment component and the second quick changeable attachment component are in pivotal but quickly detachable engagement.