Telescoping Travel Guitar Neck and String Spool Mechanism
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Solution Overview
Problem
Traditional guitars are cumbersome for travel due to their bulk and associated cases, and existing travel guitars often compromise on size or tuning quality.
Innovation Solution
A travel guitar design featuring telescoping and foldable neck and body components, along with a string spool system that retracts strings, allowing for a reduced profile when not in use, and integration with tablet computers or smartphones for operation and effects.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional guitars use a solid neck rigidly coupled to a hollow or solid body, then predictable tuning and quality guitar play are achieved, but the guitar becomes cumbersome for travel
Solution Approach 1:
The guitar neck is divided into multiple telescoping sections that can be extended or retracted. The neck comprises a first section, second section, and third section that can be selectively extended to provide a full-length playing surface or retracted to reduce overall guitar length for travel, while maintaining structural integrity through truss rods in each section
Solution Approach 2:
The telescoping neck sections are nested within each other, with the first section containing the second section, and the second section containing the third section. This nesting arrangement allows the neck to be compacted to a fraction of its playing length while stored, dramatically reducing the guitar's travel footprint without compromising the rigid coupled structure needed for tuning stability during play
2Length of moving object
If travel guitars are made smaller to facilitate travel, then ease of transportation is improved, but predictable tuning and quality guitar play are compromised
Solution Approach 1:
The guitar transitions from a static, fixed-length structure to a dynamic, adjustable-length structure. The telescoping neck sections can be extended to full length for playing, providing the necessary scale length for proper tuning and playability, then retracted to a compact size for travel. This dynamic transformation allows the guitar to optimize its dimensions for each operational state
Solution Approach 2:
The neck is segmented into multiple rigid sections connected by telescoping mechanisms, with each section containing its own truss rod for structural support. This segmentation allows the neck to maintain rigid, guitar-quality construction when extended, while enabling compact retraction for travel. The solid body remains fixed and provides stable mounting for pickups and electronics throughout the transformation
3Length of moving object
If the neck and body are made telescoping to reduce profile, then ease of travel is improved, but device complexity increases
Solution Approach 1:
The telescoping mechanism is segmented into discrete, modular sections that can be independently manufactured and assembled. Each neck section is a complete structural unit with its own truss rod, fretboard, and connection interfaces, allowing for standardized production and simplifying the overall assembly process despite the complex motion requirements
Solution Approach 2:
The guitar incorporates dynamic telescoping joints that provide controlled motion between neck sections. These joints include locking mechanisms to maintain rigid connections during playing and controlled retraction during travel, managing the complexity through well-defined mechanical states rather than continuous adjustment
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 convenient transportation while maintaining predictable tuning and quality play, with the ability to easily switch between travel and playing modes.
Implementation Method 1
The string spool may be spring-loaded, motor-driven, or manually operated to spool the strings.
Data Source
AI summary
A travel guitar having a neck and/or body that may assume a reduced profile configured to house or otherwise receive or coupled to a tablet computer (e.g. iPad by Apple, Inc.) and/or a smart phone (e.g. iPhone by Apple, Inc.) having one or more applications (apps) for driving the operation, functionality and/or effects associated with the travel guitar, and a string assembly capable of retracting or otherwise housing the strings to enable or facilitate configuring the travel guitar into a reduced profile.