Torch Burner Cap With Mesh Insert for Flame Size Control

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Solution Overview

Problem

Patio torches often have wicks that are too small, leading to inadequate combustion and flame control, resulting in insufficient light, aroma, and pest repellent effectiveness.

Innovation Solution

A torch burner cap with a wick holder and mesh insert, which promotes sooting and carbon buildup to enhance fuel seepage, combined with a larger flame bowl for improved flame size and stability.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If a larger diameter wick is used to increase combustion surface area, then the flame size increases, but air and flame control becomes problematic

Engineering Contradiction:
Improveflame sizeVSAvoidair and flame control
Core Design Contradiction:
Illumination intensityVSEase of operation

Solution Approach 1:

The wick is segmented into multiple smaller wicks arranged in a bundle within the wick holder, rather than using a single large diameter wick. This segmentation maintains adequate combustion surface area for sufficient flame size while keeping each individual wick thin enough to maintain proper air flow and flame control. The mesh insert further segments the fuel delivery to support this segmented wick structure.

Inventive Principle:
Principle #1Segmentation

2Productivity

If the wick size is increased to provide effective combustion, then flame output improves, but the wick becomes too large for proper air control

Engineering Contradiction:
Improvecombustion effectivenessVSAvoidwick structure
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

A mesh insert is introduced as an intermediary component between the fuel reservoir and the wick bundle. The mesh insert regulates fuel delivery to the wicks and maintains proper air flow, enabling the use of multiple wicks for effective combustion without the air control problems that would result from using fewer, larger wicks. This intermediary structure facilitates effective combustion while maintaining simplicity in the overall wick arrangement.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If a small wick is used to maintain air control, then flame stability is maintained, but the flame size becomes insufficient for desired effect

Engineering Contradiction:
Improveair controlVSAvoidlight output
Core Design Contradiction:
Ease of operationVSIllumination intensity

Solution Approach 1:

Multiple thin wicks are merged into a single bundled structure within the wick holder, combining the air control advantages of thin wicks with the cumulative combustion surface area of multiple wicks. This merged structure delivers sufficient light output and flame size while maintaining the air control benefits of smaller individual wick diameters. The mesh insert supports this merged structure by regulating fuel distribution across all wicks simultaneously.

Inventive Principle:
Principle #5Merging (Combining)

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 results in a larger and more robust flame, enhancing the light, aroma, and pest repellent performance of the patio torch.

Implementation Method 1

A torch may include a refillable canister that accepts liquid fuel... the wick is often too small, relatively speaking, to provide an effective amount of combustion

Methodology Applied
Scientific EffectCombustion: Combustion

Data Source

PatentUS9612010B1Enhanced torch top burner
Publication Date: 2017.04.04 LAMPLIGHT FARMS INC
  • US9612010B1 patent drawing
  • US9612010B1 patent drawing
  • US9612010B1 patent drawing

AI summary

A torch burner cap includes a wick holder, an indention defined in the cap and surrounding the wick holder, and a mesh insert at least partially situated within the indention in the cap and surrounding the wick holder.