Segmented Fingerboard with Composite Frets for Acoustic Warmth
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Solution Overview
Problem
Stringed musical instruments made entirely of metal or non-wood materials lack the sound propagation and warmth characteristics provided by wood, leading to suboptimal sound quality.
Innovation Solution
A stringed instrument design featuring an elongated structure with perpendicular lengths acting as frets, connected by a base, which divides the fingerboard into independent sections, combining metal materials for improved sound dispersion with wooden fragments for warmth.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If the fingerboard is made as a single piece with embedded metal frets (conventional design), then the structure is simple and easy to manufacture, but the sound propagation and warmth are insufficient
Solution Approach 1:
The fingerboard is divided into multiple independent sections (first section, second section, third section, etc.) rather than being a single piece. Each section can be manufactured separately and then assembled, allowing for optimization of sound properties in each segment while maintaining manufacturing feasibility through modular construction.
Solution Approach 2:
The invention combines different materials - specifically wood (which provides sound warmth and propagation) and metal (for the frets) - in a composite structure. The fingerboard sections are made of wood with metal frets embedded or attached, creating a composite material solution that leverages the acoustic benefits of wood while maintaining the functional benefits of metal frets.
2Reliability
If the fingerboard is divided into independent sections, then sound propagation and warmth are improved, but the device complexity increases
Solution Approach 1:
The fingerboard is segmented into multiple independent sections that can be manufactured separately using standardized processes. Each section contains frets and is designed to fit with adjacent sections, creating a modular system that improves sound propagation through the wood material while managing complexity through repeatable manufacturing and assembly procedures.
3Manufacturing precision
If metal materials are used for the entire neck and fingerboard, then manufacturing precision and structural strength are improved, but the warmth and sound propagation characteristics of wood are lost
Solution Approach 1:
The invention uses composite materials by combining wood and metal in the fingerboard structure. The wood portions provide the desired sound warmth and natural sound propagation characteristics, while the metal components (frets and structural elements) provide manufacturing precision, structural strength, and durability. This composite approach allows both material types to contribute their advantageous properties to the overall instrument performance.
Data Source
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AI summary
The invention refers to a stringed musical instrument that is characterised by the inclusion, along the length of the neck of the instrument, of an elongated structure formed by a series of lengths perpendicular to the neck and the structure, which are connected to each other and that divide the fingerboard into independent separable fragments of that structure, and which in the preferred embodiment of the invention, function as frets.