Guitar Strap Locking System with Dynamic Bias Arm

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Solution Overview

Problem

Existing guitar strap locking systems are either cumbersome to remove or require specific 'knob' configurations, making them unsuitable for rapid attachment and detachment, especially in stage performances.

Innovation Solution

A guitar strap locking system featuring a primary body with a biased locking arm that can be easily moved from a locking to unlocking position, allowing for quick release and secure attachment of the guitar strap to a guitar button.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a secure locking mechanism is used to prevent button slippage, then reliability is improved, but device complexity increases

Engineering Contradiction:
Improvesecurity of guitar strap connectionVSAvoidcomplexity of locking mechanism
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The locking arm is designed as a dynamic component that can pivot between a locked position (engaging with the button stem) and an unlocked position (disengaged). This dynamic mechanism provides secure locking when needed while allowing easy manual release when required, resolving the contradiction between security and complexity by making the complex part moveable rather than fixed

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The locking arm automatically engages with the button stem when the button is inserted into the strap, providing self-locking functionality without requiring additional actuators or complex control systems. The spring-loaded design causes the locking arm to automatically move into position, reducing overall device complexity while maintaining reliability

Inventive Principle:
Principle #25Self-service

2Reliability

If a locking mechanism requiring manual effort to remove is used, then reliability is improved, but loss of time increases

Engineering Contradiction:
Improvesecurity of guitar strap connectionVSAvoidtime to remove lock
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The locking arm is designed as a dynamic component that can pivot between a locked position (engaging with the button stem) and an unlocked position (disengaged). This dynamic mechanism provides secure locking when needed while allowing easy manual release when required, resolving the contradiction between security and complexity by making the complex part moveable rather than fixed

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The locking arm automatically engages with the button stem when the button is inserted into the strap, providing self-locking functionality without requiring additional actuators or complex control systems. The spring-loaded design causes the locking arm to automatically move into position, reducing overall device complexity while maintaining reliability

Inventive Principle:
Principle #25Self-service

3Reliability

If a specific knob configuration is required for locking, then reliability is improved, but adaptability deteriorates

Engineering Contradiction:
Improvesecurity of guitar strap connectionVSAvoidcompatibility with different guitar buttons
Core Design Contradiction:
ReliabilityVSAdaptability or versatility

Solution Approach 1:

The locking mechanism is designed with a universal locking arm that can accommodate different button knob configurations through a standardized interface. The spring-loaded locking arm can adapt to various button designs, allowing the same strap system to work with different guitar button types, thereby improving adaptability while maintaining reliable locking through the universal engagement mechanism

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

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 rapid and secure attachment and detachment of the guitar strap, preventing accidental slippage during performances and allowing for smooth execution of stunts like spinning the guitar around the body.

Implementation Method 1

A spring is disposed within the housing and is configured to manipulate the locking arm between a locked position and an unlocked position

Methodology Applied
Scientific EffectSpring: Spring

Data Source

PatentUS12272340B2Guitar strap locking system
Publication Date: 2025.04.08 RANALLI MARK
  • US12272340B2 patent drawing
  • US12272340B2 patent drawing
  • US12272340B2 patent drawing

AI summary

The guitar strap locking system includes a primary body having a guitar button receiving channel. A locking mechanism has a bias for being positioned in within the receiving channel for locking a guitar button in place and also capable of being positioned outside of the receiving channel for unlocking a guitar button.