L-Shaped Carrier Pickup System for Movable String Instrument

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Solution Overview

Problem

Existing electrically-amplifiable stringed instruments have limited sound variation due to fixed pickup positions, which impair the instrument's optics when attempting to make pickups movable, leading to low musician acceptance.

Innovation Solution

A modular pickup system featuring an L-shaped carrier element and bracket forming a primary winding, allowing easy exchange of coils and positioning between the instrument's body and strings, with a slim design that minimizes optical impact and enables various pickup shapes and sizes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If the pickup is fixedly connected with the body, then the structure is simple and stable, but the sound variety is limited

Engineering Contradiction:
Improvesound varietyVSAvoidpickup structure
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The pickup is made movable along the strings instead of being fixed, allowing dynamic repositioning to capture different portions of string oscillation. The carrier element can slide between the bridge and nut, enabling the pickup to adapt to different playing positions and achieve varied sounds from a single pickup location.

Inventive Principle:
Principle #15Dynamics

2Adaptability or versatility

If the pickup is made movable to achieve sound variety, then the sound variation is improved, but the optics of the instrument are impaired

Engineering Contradiction:
Improvesound varietyVSAvoidinstrument appearance
Core Design Contradiction:
Adaptability or versatilityVSShape

Solution Approach 1:

The pickup components are nested within the space between the strings and the body, with the carrier element positioned in the gap between strings and body surface. This nesting approach allows the pickup to be movable while remaining concealed, preserving the instrument's aesthetic appearance.

Inventive Principle:
Principle #7Nested doll (Nesting)

Solution Approach 2:

The pickup's movement is confined to a narrow dimension between the strings and body, rather than allowing free movement across the instrument surface. This constrained motion in a specific dimension achieves sound variety while maintaining a clean visual appearance from above.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

3Ease of operation

If traditional spring mounting is used, then the pickup is securely fixed, but pitch adjustment is limited

Engineering Contradiction:
Improvepitch adjustmentVSAvoidmounting structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

A bracket serves as an intermediary component between the carrier element and the body, providing a simple yet effective mounting mechanism. The bracket allows the pickup to be securely attached while enabling easy positional adjustment along the strings without requiring complex spring mounting systems.

Inventive Principle:
Principle #24Intermediary (Mediator)

Applied Scientific Principles

This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.

Function Achieved in This Case

The system provides extensive sound variation while maintaining a sleek appearance, allowing easy adjustment and retrofitting of conventional instruments with minimal optical and acoustic interference.

Implementation Method 1

the L-shaped carrier element and the bracket form a primary winding of the electromagnetic pickup... the coil a secondary winding of the electromagnetic pickup... via which the signal of the pickup magnet is amplified

Methodology Applied
Scientific EffectElectromagnetic induction: Electromagnetic Induction

Data Source

PatentUS10276142B2Pickup system and electrically-amplifiable stringed instrument
Publication Date: 2019.04.30 MA TOBIAS
  • US10276142B2 patent drawing
  • US10276142B2 patent drawing
  • US10276142B2 patent drawing

AI summary

The invention relates to a pickup system for an electrically-amplifiable stringed instrument, comprising a carrier element for a pickup magnet of an electromagnetic pickup, wherein said carrier element is L-shaped and can be connected to a bracket, the bracket supports a coil with a secondary winding of said electromagnetic pickup, and the L-shaped carrier element and the bracket form a primary winding of said electromagnetic pickup. The invention also relates to an electrically-amplifiable stringed instrument comprising such a pickup system.