Guitar Bridge Assembly with String-Specific Saddles

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Solution Overview

Problem

Conventional guitar saddles are not string-specific, leading to suboptimal string alignment and tension distribution, requiring frequent retuning and adjustments, and existing methods for securing the bridge and tailpiece are not efficient, making it difficult to access and adjust components without damaging the guitar.

Innovation Solution

String-specific saddles with notches tailored to individual string sizes and a stabilizing screw arrangement that provides counteracting force vectors, allowing for secure mounting and adjustment using a universally sized tool, ensuring precise string alignment and stable bridge positioning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of manufacture

If conventional saddles with uniformly-sized notches are used, then manufacturing is simplified, but string alignment and tension distribution become suboptimal

Engineering Contradiction:
Improvesaddle manufacturing simplicityVSAvoidstring alignment precision
Core Design Contradiction:
Ease of manufactureVSManufacturing precision

Solution Approach 1:

The patent applies local quality by providing each saddle with a notch specifically sized and shaped for its designated string position. The notches vary in dimensions across different saddles to match the specific requirements of each string, optimizing string alignment and contact while maintaining precise manufacturing through dedicated tooling for each notch configuration.

Inventive Principle:
Principle #3Local quality

2Device complexity

If conventional non-string-specific saddles are used, then device complexity is reduced, but tuning stability and intonation accuracy deteriorate

Engineering Contradiction:
Improvesaddle configuration simplicityVSAvoidtuning stability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent segments the bridge into multiple string-specific saddles, where each saddle is independently optimized for a specific string position. This segmentation allows each saddle to have customized notch dimensions and characteristics tailored to its specific string, improving tuning stability and intonation accuracy while maintaining overall system manageability through modular design.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If traditional bridge mounting methods are used, then installation is simpler, but component accessibility and adjustment ease are reduced

Engineering Contradiction:
Improvebridge mounting simplicityVSAvoidcomponent accessibility
Core Design Contradiction:
Ease of manufactureVSEase of operation

Solution Approach 1:

The patent implements a hybrid mounting system where the bridge is initially secured with screws for stable installation, but includes accessible adjustment mechanisms that allow components to be easily accessed and adjusted. The design enables transitions between fixed and adjustable states, providing both secure mounting and operational accessibility without requiring complete disassembly.

Inventive Principle:
Principle #15Dynamics

4Ease of operation

If frequent adjustments are made to conventional bridges, then string height can be optimized, but time is lost and tuning stability is compromised

Engineering Contradiction:
Improvestring height adjustabilityVSAvoidadjustment time
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent incorporates preliminary action by pre-configuring each saddle with optimally sized notches during manufacturing, so that proper string alignment and height are achieved from the outset. This preliminary optimization reduces the need for frequent adjustments, saving time while maintaining tuning stability, as the saddles are designed to work correctly with standard string gauges from installation.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS10902827B2Guitar bridge assembly with string-specific saddles and stopbar
Publication Date: 2021.01.26 ADVANCED PLATING
  • US10902827B2 patent drawing
  • US10902827B2 patent drawing
  • US10902827B2 patent drawing

AI summary

An adjustment post assembly for a bridge for a stringed instrument, the adjustment post assembly having a lower portion configured for insertion in a cavity of the stringed instrument and having an internally-threaded bore and an upper portion having a threaded portion structured and arranged for threaded engagement with the internally-threaded bore and a bridge post configured for supporting one end of the bridge. The bridge post includes a socket therein structured and arranged for adjusting a height of the upper portion relative to the lower portion.