Full-Fretboard Guard With Offset Anchors for Fret Maintenance
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Solution Overview
Problem
Existing fretboard guards for stringed instruments often require multiple guards to cover the entire fretboard, are cumbersome, and interfere with maintenance operations due to their extended width and anchors lying in the same plane as the fretboard.
Innovation Solution
A fretboard guard with slots corresponding to fret spacing, L-shaped ledges with offset flanges, and elastic bands for secure anchoring, allowing full fretboard coverage without interference during maintenance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If multiple single-fret guards are used to cover the entire fretboard, then complete protection is achieved, but the maintenance process becomes time-consuming and complex
Solution Approach 1:
The patent combines multiple single-fret guard functions into one multi-fret guard that covers the entire fretboard. The main body includes multiple slots for different frets, allowing a single guard to protect all frets simultaneously during maintenance operations, eliminating the need to place and remove multiple individual guards.
Solution Approach 2:
The multi-fret guard serves multiple functions: it protects multiple frets simultaneously, provides comprehensive fretboard coverage, and maintains ease of installation and removal. The universal design allows one guard to replace many individual guards, making the maintenance process more efficient.
2Stability of the object's composition
If guards extend beyond the width of the fretboard for secure anchoring, then stability is improved, but the anchors interfere with buffing/polishing/filing operations
Solution Approach 1:
The patent resolves the interference problem by moving the anchoring function to a different dimension. The ledges extend downwardly from the bottom surface of the main body, placing the anchor members in a vertical dimension below the fretboard plane rather than extending horizontally beyond the fretboard edges. This allows the anchors to provide stability without interfering with horizontal maintenance operations.
Solution Approach 2:
The anchoring function is extracted from the main body and implemented through separate ledges with anchor members that extend downwardly. This separation allows the main body to focus on protection while the ledges provide secure anchoring, and the anchors are positioned to avoid interfering with maintenance tool access.
Data Source
AI summary
A single fretboard guard that covers an entire fretboard of a stringed instrument. The fretboard guard includes a main body that covers the fretboard and a ledge that extends downwardly and away from the main body. The ledge serves as anchor points for securing the fretboard guard to the stringed instrument.