Low-Profile Plectrum Retainer With Adhesive Conformers

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Solution Overview

Problem

Conventional plectrum holders are often bulky, require modification of the guitar body for installation, and do not allow for easy access or customization, making them inconvenient and difficult to market with custom designs.

Innovation Solution

A low-profile plectrum retainer system with an elastomer conformer that attaches to the guitar surface using an adhesive layer, featuring a strip of pockets for multiple plectrums, allowing for customization and easy removal, and made from printable ethylene-vinyl acetate material.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If conventional plectrum holders are used, then plectrums can be held, but the device becomes bulky and requires modification of the guitar body for installation

Engineering Contradiction:
Improveease of installationVSAvoidmodification requirement
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The plectrum holder is divided into separate components: a backing layer with adhesive, a foam layer with receptacles, and a protective layer. This segmentation allows the holder to be installed as a complete unit without modifying the guitar body, while each layer performs its specific function independently.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

An adhesive layer is introduced as an intermediary between the backing layer and the guitar body surface. This adhesive mediator enables easy attachment and removal without requiring any modification to the guitar itself, resolving the contradiction between ease of installation and device complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If conventional plectrum holders are used, then plectrums can be held, but the holder does not conform to the guitar surface contours

Engineering Contradiction:
Improvecontour conformityVSAvoidstructural complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The backing layer is made of a flexible material with adhesive properties that allows the entire holder assembly to conform to the curved contours of the guitar body. This flexible base layer adapts to surface irregularities without requiring complex structural modifications to achieve contour conformity.

Inventive Principle:
Principle #30Flexible shells and thin films

3Length of stationary object

If a low profile plectrum holder is used, then the guitar fits in standard cases, but the holder must be easily removable

Engineering Contradiction:
Improveprofile heightVSAvoidremovability
Core Design Contradiction:
Length of stationary objectVSEase of operation

Solution Approach 1:

The adhesive layer provides a dynamic attachment mechanism that allows the holder to be firmly attached during use but easily removed when needed. The adhesive strength can be controlled to balance between secure holding and easy removability, enabling the low-profile holder to be detached without damage to the guitar or the holder itself.

Inventive Principle:
Principle #15Dynamics

4Adaptability or versatility

If conventional plectrum holders are used, then plectrums can be held, but customization with graphics is difficult

Engineering Contradiction:
Improvecustomization capabilityVSAvoidmanufacturing complexity
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The foam layer is prepared in advance with recesses or pockets formed during manufacturing, allowing plectrums to be easily inserted and held. This preliminary formation of receptacles simplifies both manufacturing and customization, as different pocket configurations can be created for various plectrum types without complicating the overall device structure.

Inventive Principle:
Principle #10Preliminary action

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 a convenient, removable, and customizable plectrum holder that fits standard guitar cases, allowing for easy access and marketing with custom designs, while maintaining a low profile and accommodating various plectrum shapes and sizes.

Implementation Method 1

at least one retainer conformer comprises at least one adhesive layer structured and arranged to removably attach such at least one plectrum retainer to the at least one chordophone surface

Methodology Applied
Scientific EffectAdhesion: Adhesive

Implementation Method 2

such at least one retainer conformer comprises at least one elastomer

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Implementation Method 3

when such at least one plectrum retainer is deformed, the plectrum is retained by frictional force against such at least one plectrum retainer

Methodology Applied
Scientific EffectFriction: Friction

Data Source

PatentUS8097799B2Plectrum receptacle systems
Publication Date: 2012.01.17 TRAN BAC D
  • US8097799B2 patent drawing
  • US8097799B2 patent drawing
  • US8097799B2 patent drawing

AI summary

This invention relates to providing a plectrum holder device that may be easily attached to a guitar at the desired location of the guitar player. More particularly, this invention relates to providing a system for retaining multiple plectrums close to the surface of a guitar, in a low profile configuration, in a convenient location for easy access by the guitar player. Also, a guitar comprising the plectrum holder may still fit in its guitar case due to the low profile of the plectrum holder. Further, the plectrum holder holds picks of a variety of shapes and sizes.