Collapsible Drum Stand with Adjustable Rabbet Notch Joints

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Solution Overview

Problem

Conventional support structures for conga drums are cumbersome, interfere with acoustics, limit adjustability, and hinder portability, as they are often heavy, bulky, and require special tools for setup and takedown, making them unsuitable for optimal play and quick deployment.

Innovation Solution

A lightweight, collapsible, multi-geometry support structure with rabbet-like notch joints that allows for adjustable height and angle positioning of the drum, enabling easy setup, takedown, and portability without requiring special tools, while maintaining structural stability and enhancing sound projection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If conventional support structures with permanently attached legs are used, then structural stability is improved, but weight and bulk increase, hindering portability

Engineering Contradiction:
Improvestructural stabilityVSAvoidweight and bulk
Core Design Contradiction:
Stability of the object's compositionVSWeight of moving object

Solution Approach 1:

The support structure is divided into separate components: a base unit and leg units that can be detached. The base unit contains a recess that receives the leg units, allowing them to be separated for portability yet connected for stability during use. This segmentation enables the structure to transition between a compact portable state and a stable deployed state.

Inventive Principle:
Principle #1Segmentation

2Ease of manufacture

If conventional support structures with fixed geometry are used, then manufacturing simplicity is improved, but adaptability to different playing positions and preferences is reduced

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidadjustability
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The support structure incorporates adjustable legs that can be rotated and repositioned within the base unit's recess. The legs can be positioned at different angles and orientations to accommodate various playing positions (seated or standing) and player preferences, transforming a static structure into a dynamic, adaptable one while maintaining relatively simple manufacturing of individual components.

Inventive Principle:
Principle #15Dynamics

3Length of moving object

If collapsible leg structures are used, then portability is improved, but structural stability and support strength are reduced

Engineering Contradiction:
ImprovecollapsibilityVSAvoidsupport strength
Core Design Contradiction:
Length of moving objectVSStrength

Solution Approach 1:

The leg units are designed to nest within the base unit when collapsed for portability. The recess in the base unit accommodates the leg units in a compact configuration, allowing the entire support structure to be stored in a small footprint while maintaining full structural strength when deployed, as the legs extend fully to provide adequate support height and stability.

Inventive Principle:
Principle #7Nested doll (Nesting)

4Adaptability or versatility

If support structures with multiple adjustment mechanisms are used, then adaptability is improved, but device complexity and ease of operation are reduced

Engineering Contradiction:
ImproveadjustabilityVSAvoidcomplexity of setup and takedown
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The support structure employs a simple insertion and rotation mechanism where legs are manually placed into the base unit's recess and secured by friction or simple mechanical engagement. No tools, screws, or complex locking mechanisms are required - the structure is self-assembling through straightforward manual operations, making setup and takedown quick and easy while still providing adjustable positioning capabilities.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS9117425B1Portable stand for music instruments and method of using same
Publication Date: 2015.08.25 HIGHTOWER ARTHUR J
  • US9117425B1 patent drawing
  • US9117425B1 patent drawing
  • US9117425B1 patent drawing

AI summary

An article for supporting a music instrument such as a conga drum is disclosed. The article is shaped for engagement with a lower rim of the drum and suspending the same at a relatively low height and first selected angle for optimal comfort, efficiency and drum performance, the article shape also being such that, upon positioning the article in an alternative position, and engagement with the lower rim, the drum is suspended at a relatively greater height and second selected angle for optimal comfort, efficiency and drum performance.