Multi-Tiered Guitar Pickup Cavity Routing Tool Assembly

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Solution Overview

Problem

Existing guitar pickup cavity routing tools lack an efficient method to align and cut multi-tiered pickup cavities in guitar bodies, leading to inaccuracies and complexities in the manufacturing process.

Innovation Solution

A cavity routing tool assembly comprising multiple plug-plate sets, each consisting of a plate and a plug, which align and guide router cuts to form a multi-tiered pickup cavity. The tool assembly uses a set integer to identify each plug-plate set and ensures precise alignment through a system of plugs and plates.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Manufacturing precision

If traditional single-plate routing tools are used, then the device complexity is low, but the manufacturing precision and alignment accuracy of multi-tiered pickup cavities deteriorate

Engineering Contradiction:
Improvealignment accuracyVSAvoidtool assembly complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The routing tool is divided into multiple plates (first plate, second plate, third plate) with distinct routing cavities, each responsible for a specific tier of the pickup cavity. This segmentation allows precise control over each cutting level while maintaining overall system functionality.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The plates are nested together in a stacked arrangement where the first plate is positioned at the bottom, the second plate above it, and the third plate at the top. This nested configuration enables compact storage and precise alignment of multiple cutting levels within a single tool assembly.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Manufacturing precision

If multiple plates are used to form multi-tiered cavities, then the manufacturing precision improves, but the ease of operation deteriorates

Engineering Contradiction:
Improvecavity formation precisionVSAvoidtool operation simplicity
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The plates are pre-assembled in a stacked configuration with routing cavities positioned at different heights before use. This preliminary arrangement eliminates the need for real-time alignment adjustments during operation, as the plates are already positioned to create the multi-tiered cavity structure.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Alignment markings are added as intermediary features on the plates to facilitate easy positioning and alignment during operation. These markings act as visual guides that simplify the operation of the multi-plate assembly by enabling quick and accurate alignment without complex measurement procedures.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Manufacturing precision

If plugs are used for alignment, then the manufacturing precision of multi-tiered cavities improves, but the device complexity increases

Engineering Contradiction:
Improvecutting location accuracyVSAvoidplug-plate set complexity
Core Design Contradiction:
Manufacturing precisionVSDevice complexity

Solution Approach 1:

The plugs are designed to be self-aligning features that automatically position the plates relative to each other through their geometric fit within the routing cavities. This self-alignment mechanism eliminates the need for external alignment tools or complex adjustment procedures, reducing operational complexity while maintaining precision.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS20250153388A1Guitar Pickup Cavity Routing Tool Assembly and Method of Use
Publication Date: 2025.05.15 S&S GUITAR WORKS LLC
  • US20250153388A1 patent drawing
  • US20250153388A1 patent drawing
  • US20250153388A1 patent drawing

AI summary

A cavity routing tool assembly for aligning a plurality of plates with one another in a preconfigured manner using a plurality of plugs to cut a multi-tiered pickup cavity into a workpiece. The cavity routing tool assembly comprises two or more plug-plate sets, each comprising a plate and a plug. The plate collectively across all the two or more plug-plate sets are referred to as the plurality of plates, and the plug are referred to as the plurality of plugs. The plurality of plugs are configured to align and guide router cuts to form the multi-tiered pickup cavity in the workpiece. Each among the plurality of plates are configured to selectively align with portions of the plurality of plugs and ensure the multi-tiered pickup cavity is correctly formed in the workpiece.