Drum Support Pads With Friction Stiffeners

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Solution Overview

Problem

Bongo drums tend to slip down between a drummer's knees due to the space required for both drums, reducing the effectiveness of knee gripping and stability.

Innovation Solution

The use of support pads with stiffeners and straps that attach to the drum shells, along with protrusions on the drums to prevent slippage, allows for secure positioning and comfort during use, and easy disassembly for transport.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If bongo drums are positioned between the drummer's knees, then the drums can be supported without additional equipment, but the drums slip down due to leg divergence required for space occupation

Engineering Contradiction:
Improvedrum supportVSAvoiddrum stability
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

A pad is introduced as an intermediary element between the drum and the drummer's leg. The pad provides a friction-enhanced contact surface that prevents slippage, allowing the drum to be securely supported between the knees without requiring the drummer to diverge their legs excessively.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The pad is made of flexible material that can conform to the drum shell surface, increasing contact area and friction. This flexible interface adapts to the curved surface of the drum, ensuring reliable support while maintaining comfort for the drummer.

Inventive Principle:
Principle #30Flexible shells and thin films

2Volume of moving object

If the drummer's legs diverge to accommodate both drums, then space for both drums is provided, but the knee gripping force is reduced

Engineering Contradiction:
Improvespace for drumsVSAvoidknee gripping force
Core Design Contradiction:
Volume of moving objectVSForce

Solution Approach 1:

The pad acts as a mediator that transfers and amplifies the gripping force. By providing a high-friction interface, the pad allows the drummer to maintain adequate leg divergence for accommodating both drums while still generating sufficient gripping force through the pad to prevent slippage.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The pad changes the friction parameter at the contact interface between the drum and leg. This parameter change allows the system to maintain stability with reduced gripping force, enabling the drummer's legs to diverge sufficiently to accommodate both drums while maintaining secure support.

Inventive Principle:
Principle #35Parameter changes

3Reliability

If pads are attached to drum shells, then drum support is improved, but device complexity increases

Engineering Contradiction:
Improvedrum supportVSAvoidsupport structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The support system is segmented into separate components: the pad, the strap for attachment, and the stiffener. This segmentation allows each component to perform its specific function independently while maintaining overall simplicity. The pad provides friction enhancement, the strap provides attachment, and the stiffener provides structural support.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The pad and attachment components are designed as simple, inexpensive accessories that can be easily attached and removed. This approach avoids complex permanent modifications to the drums while providing reliable support when needed.

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

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 effectively prevents downward slippage of bongo drums between the knees, enhancing stability and comfort for the drummer while allowing for easy transport and adjustment.

Implementation Method 1

a pad located proximate the shell outer side, to be supported by a drummer's leg... whereby downward slippage of the drum relative to the user's leg is blocked

Methodology Applied
Scientific EffectFriction: Friction

Implementation Method 2

a stiffener such as a rib is typically carried by the pad to extend proximate the shell outer side to assist in pad support to the drum outer side

Methodology Applied
Scientific EffectRigidity:

Implementation Method 3

a strap is typically provided for holding the pad attached to a drum shell outer side

Methodology Applied
Scientific EffectTension: Tension

Data Source

PatentUS7385126B1Drum support pads
Publication Date: 2008.06.10 GON BOPS
  • US7385126B1 patent drawing
  • US7385126B1 patent drawing
  • US7385126B1 patent drawing

AI summary

In combination at least one drum having a drum head and a shell supporting the head, and having an outer side, at least one pad located proximate the shell outer side, to be supported by a drummer's leg, or legs, whereby the drum can be supported by the drummer's leg or legs via the pad.