Musical Sound Generator Resonant Tube Chimes Gravity Bead Transfer

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Solution Overview

Problem

Existing musical sound generators face issues with adhesive tape degradation, inefficient bead loading, and lack of control over sound speed, leading to reduced effectiveness and reliability.

Innovation Solution

A musical sound generator featuring a rotating tube with sound-producing chimes, a driven belt transfer mechanism, and an ion generator to improve bead transfer efficiency, along with user-controlled rotation speed and visual enhancements like LED lighting.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If adhesive tape is used to delay bead fall, then musical notes can be generated, but the adhesive tape loses adhesive qualities over time due to drying and dust contact

Engineering Contradiction:
Improveadhesive tape effectivenessVSAvoidadhesive tape service life
Core Design Contradiction:
ReliabilityVSDuration of action of moving object

Solution Approach 1:

The patent removes the adhesive tape component entirely from the system. Instead of using adhesive tape to delay bead fall, the invention uses a controlled release mechanism where beads are held in a reservoir and released through a controlled opening, eliminating the reliability issues associated with adhesive degradation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The patent replaces the reusable but degrading adhesive tape with a simple mechanical release mechanism that has no consumable adhesive elements. The system uses gravity and mechanical control rather than chemical adhesion, eliminating the need for periodic replacement of adhesive components.

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

2Ease of operation

If adhesive tape is used to hold beads, then bead release is controlled, but residue is left on beads contacting the tape

Engineering Contradiction:
Improvebead release controlVSAvoidbead cleanliness
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The patent extracts the adhesive tape from the system and replaces it with a mechanical release mechanism. Beads are held in a reservoir and released through a controlled opening without contacting any adhesive surface, eliminating residue contamination while maintaining controlled release through mechanical means.

Inventive Principle:
Principle #2Taking out (Extraction)

3Productivity

If apparatus is turned upside down periodically to recycle beads, then bead reuse is achieved, but operational complexity increases

Engineering Contradiction:
Improvebead recycling efficiencyVSAvoidapparatus operation complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

Instead of inverting the entire apparatus to recycle beads, the patent uses a unidirectional flow system where beads fall through the resonant cavity and are collected in a reservoir at the bottom. The system naturally recycles beads through continuous gravity-driven flow without requiring inversion or complex repositioning mechanisms.

Inventive Principle:
Principle #13The other way round (Inversion)

Solution Approach 2:

The patent creates a self-sustaining system where gravity automatically recycles beads from the resonant cavity back to the reservoir. The continuous cyclic motion is self-driven by gravity, eliminating the need for external intervention or complex control mechanisms to recycle beads.

Inventive Principle:
Principle #25Self-service

4Productivity

If auger is used to transfer beads to elevated position, then bead circulation is achieved, but excessive contact causes unwanted noise and reliability issues

Engineering Contradiction:
Improvebead transfer efficiencyVSAvoidapparatus reliability
Core Design Contradiction:
ProductivityVSReliability

Solution Approach 1:

The patent replaces the mechanical auger system with a gravity-driven free-fall mechanism. Beads are transferred to an elevated position and then released to fall through the resonant cavity without mechanical contact during the sound-producing phase, eliminating noise and reliability issues associated with auger-bead contact.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

5Device complexity

If bead fall speed is uncontrolled, then simple apparatus design is maintained, but control over musical sound speed is lost

Engineering Contradiction:
Improveapparatus design simplicityVSAvoidmusical sound production speed
Core Design Contradiction:
Device complexityVSSpeed

Solution Approach 1:

The patent introduces dynamic control elements including an adjustable release mechanism and variable elevation height for the reservoir. These dynamic features allow control over bead fall speed and consequently musical sound production rate, while maintaining relatively simple apparatus design through straightforward mechanical adjustments.

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

The solution provides continuous, high-quality random musical sounds with improved efficiency, user control, and reduced wear on components, enhancing both auditory and visual experiences.

Implementation Method 1

the tube is configured to rotate via a motor. In this way, the musical sound generator can produce randomized sound and an aesthetically pleasing look via the rotation of the chimes within the resonant cavity of the tube

Methodology Applied
Scientific EffectRotation:

Implementation Method 2

the musical sound generator also comprises an ion generator configured to produce electrostatic charge to the objects and/or reservoir to attract the objects to the transfer mechanism to improve the transfer of the objects by the transfer mechanism

Methodology Applied
Scientific EffectElectrostatic attraction: Electrostatics

Implementation Method 3

wherein the objects fall down from the elevated position within the resonant cavity by gravity after being transferred by the transfer mechanism, to strike the plurality of sound producing chimes

Methodology Applied
Scientific EffectGravity: Gravitation

Data Source

PatentEP3132439B1Musical sound generator
Publication Date: 2023.03.29 ELBY INNOVATION
  • EP3132439B1 patent drawingFigure 1
  • EP3132439B1 patent drawingFigure 2
  • EP3132439B1 patent drawingFigure 3

AI summary

A musical sound generator comprising a tube defining a resonant cavity, the tube comprising a plurality of sound producing chimes configured to produce an audible sound when at least one object impacts on at least one of the chimes; a reservoir configured to hold a number of objects; and a transfer mechanism configured to transfer the objects from the reservoir to an elevated position within the resonant cavity, wherein the objects fall down from the elevated position within the resonant cavity by gravity after being transferred by the transfer mechanism, to strike the plurality of sound producing chimes; and wherein the position of the reservoir is configured to be moved depending on the level of the objects held in the reservoir.