Disposable Handle Wrap for Musical Instruments

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Solution Overview

Problem

Handheld musical instruments pose a risk of transferring perspiration, germs, and dirt from one user to another due to unsanitary handle surfaces, particularly concerning elderly individuals with compromised immune systems in physical activity programs.

Innovation Solution

A disposable handle wrap with adhesive properties and ties that can be securely attached to the handle of musical instruments, absorbing and containing unsanitary particles, and easily removable to prevent transfer to subsequent users.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Duration of action of stationary object

If a reusable handle is used for musical instruments, then the instrument can be used multiple times, but unsanitary particles are transferred from one user to another

Engineering Contradiction:
Improvereusability of instrumentVSAvoidtransfer of unsanitary particles
Core Design Contradiction:
Duration of action of stationary objectVSObject-affected harmful factors

Solution Approach 1:

The handle is segmented into two parts: a permanent instrument body and a disposable wrap covering. The wrap can be removed and replaced independently, allowing the instrument to be reused while the covering is discarded after single use to prevent contamination transfer.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

A disposable wrap is introduced that covers the handle surface. This inexpensive, single-use component is discarded after one use, eliminating the need to clean or sanitize the permanent instrument handle while preventing germ transfer between users.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

2Object-affected harmful factors

If a disposable handle wrap is added to the instrument, then hygiene is improved, but the device complexity increases

Engineering Contradiction:
Improvehygiene protectionVSAvoidstructure of instrument
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

A flexible wrap made of thin material is used to cover the handle. This simple薄膜 structure provides hygiene protection without adding mechanical complexity, as it requires no fasteners, motors, or complex attachment mechanisms beyond basic wrapping and adhesion.

Inventive Principle:
Principle #30Flexible shells and thin films

3Reliability

If adhesive members are used to secure the wrap, then the wrap stays in place during use, but removal becomes difficult

Engineering Contradiction:
Improvesecuring of wrapVSAvoidremoval of wrap
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The adhesive system transitions from permanent bonding to temporary adhesion. The adhesive is strong enough to hold the wrap during instrument use but designed to release easily when needed, allowing dynamic adjustment between secured and removable states for convenient disposal and replacement.

Inventive Principle:
Principle #15Dynamics

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

Effectively prevents the transfer of unsanitary particles between users, enhancing hygiene and safety in elder care music programs while assisting users with gripping issues.

Implementation Method 1

an adhesive member having a first side and a second side, wherein each side has adhesive properties

Methodology Applied
Scientific EffectAdhesive: Adhesive

Data Source

PatentUS11136477B2Hand wrap for musical instrument
Publication Date: 2021.10.05 JONES CHERYL LYNN
  • US11136477B2 patent drawing
  • US11136477B2 patent drawing
  • US11136477B2 patent drawing

AI summary

An apparatus, comprising; a piece of material having a first end and a second end and a first side and second side, wherein the piece of material has a predetermined length and width of approximately, an adhesive member having a first side and a second side, wherein each side has adhesive properties, and the adhesive member is attached distal to the first end of the piece of material on the first side, a removable cover, detachably secured to the adhesive member exposed side, and at least one tie attached to the to the second end of the piece of material.