Adjustable Guitar Saddle for Intonation Compensation

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Solution Overview

Problem

Traditional guitar saddles are unable to compensate for intonation deviations caused by differing string thicknesses, fail to properly distribute string pressure, and do not provide the correct break angle, leading to improper vibration and tone production.

Innovation Solution

An adjustable saddle with a base featuring depressions and support guide members that allow for adjustable positioning to accommodate varying string gauges, providing multiple break angles and constant pressure points to optimize string engagement and intonation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a fixed single-strip saddle is used, then the structure is simple and easy to manufacture, but it cannot compensate for intonation deviations caused by differing string thicknesses

Engineering Contradiction:
Improveintonation compensation capabilityVSAvoidsaddle structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The saddle is divided into multiple independent segments (first saddle member, second saddle member, third saddle member) that can be individually adjusted. Each segment can be positioned independently to compensate for intonation deviations of different string gauges, transforming a single fixed structure into a multi-functional adjustable system.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The saddle transitions from a fixed static structure to a dynamic adjustable structure. Each saddle member can be moved longitudinally along the bridge using adjustment mechanisms (screws or slots), allowing the saddle to adapt its configuration based on the specific string gauge and intonation requirements.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If a fixed saddle with single break angle is used, then the structure is simple, but it fails to provide proper break angle for different string gauges

Engineering Contradiction:
Improvebreak angle adjustabilityVSAvoidsaddle structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The saddle is segmented into multiple members (first, second, third saddle members) with different break angles. Each segment is designed with specific break angle characteristics suitable for different string gauges, allowing the system to provide appropriate break angles for various strings simultaneously.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different portions of the saddle (different saddle members) are given different local properties - specifically different break angles and engagement characteristics. The first saddle member has a first break angle, the second has a second break angle, and the third has a third break angle, allowing each to be optimized for specific string requirements.

Inventive Principle:
Principle #3Local quality

3Adaptability or versatility

If a fixed saddle is used, then the structure is stable and simple, but it cannot properly distribute string pressure

Engineering Contradiction:
Improvestring pressure distributionVSAvoidsaddle structure complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The saddle is divided into multiple independent saddle members that can be individually adjusted. This segmentation allows each member to be positioned to properly distribute pressure from strings of different gauges, preventing excessive pressure concentration on any single point and reducing the risk of saddle deformation.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The position and orientation parameters of each saddle member can be changed independently through adjustment mechanisms. By changing the longitudinal position and break angle of each member, the system optimizes pressure distribution across different string gauges, accommodating the varying tension and thickness characteristics of each string.

Inventive Principle:
Principle #35Parameter changes

4Reliability

If traditional saddles are used, then the structure is simple and fixed, but they cause saddle bowing, warping, and notching due to excessive pressure

Engineering Contradiction:
Improvesaddle durabilityVSAvoidsaddle structure complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

Dividing the saddle into multiple adjustable members distributes the mechanical stress and pressure from different string gauges across separate components. This prevents any single point from experiencing excessive concentrated pressure that would lead to bowing, warping, or notching, thereby improving saddle durability and reliability.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The adjustable nature of the saddle members allows the system to dynamically adapt to the pressure requirements of different string configurations. By adjusting the position and break angle of each member, the system optimizes pressure distribution to prevent deformation and extend the saddle's service life.

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS8748718B2Adjustable saddle
Publication Date: 2014.06.10 PEDERSON KEVIN L
  • US8748718B2 patent drawing
  • US8748718B2 patent drawing
  • US8748718B2 patent drawing

AI summary

An adjustable saddle for a musical instrument having a base with a plurality of depressions. The depressions receive a plurality of support guides that are releasably and slidably connected to the base. The support guides have an upper front edge with a front slot and an upper rear edge with a rear slot.