Gas Outlet Guiding Component for Uniform Flame Pattern

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Solution Overview

Problem

Conventional gas-operated flame trays with multiple gas outlet openings produce uneven, individual flames without a gas distribution bed like lava stones, and are impractical for mobile use due to the need for redesigning the bed to ensure proper thermocouple operation, which affects aesthetic appearance and maintenance.

Innovation Solution

A gas-operated flame tray design featuring a gas outlet guiding component with a deflecting surface that directs partial gas flows to form a uniform flame pattern, eliminating the need for a gas distribution bed and allowing for a concealed burner appearance, with optional baffles and reflectors to enhance flame formation and aesthetics.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If a gas distribution bed made of lava stones is used to cover the burner, then a uniform flame pattern is produced, but the device complexity increases and maintenance becomes difficult

Engineering Contradiction:
Improveuniform flame patternVSAvoiddevice complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent removes the gas distribution bed (lava stones) from the system and replaces it with a burner head that has specifically designed gas outlet openings. This extraction eliminates the complexity of arranging and maintaining a gas distribution bed while achieving uniform flame distribution through the engineered burner head geometry.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The burner head serves as an intermediary component between the gas supply and the flame generation. It features gas outlet openings with specific geometric arrangements that mediate the gas flow to produce uniform flames without requiring a separate gas distribution bed made of lava stones.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Stability of the object's composition

If a gas distribution bed made of lava stones is used to cover the burner, then a uniform flame pattern is produced, but ease of operation deteriorates due to cleaning and maintenance requirements

Engineering Contradiction:
Improveuniform flame patternVSAvoidease of operation
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The patent extracts the gas distribution function from the lava stone bed and integrates it into the burner head design. This eliminates the need to clean and maintain a separate gas distribution bed, as the burner head with its geometric gas outlet openings requires no such maintenance while still producing uniform flames.

Inventive Principle:
Principle #2Taking out (Extraction)

3Stability of the object's composition

If a gas distribution bed made of lava stones is used, then flame generation is improved, but adaptability deteriorates for mobile use due to thermocouple placement requirements

Engineering Contradiction:
Improveflame generationVSAvoidadaptability
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The patent removes the gas distribution bed that constrained thermocouple placement and replaces it with a burner head design that allows flexible thermocouple positioning. The geometric gas outlet openings in the burner head ensure proper flame generation without requiring specific thermocouple placement within a lava stone bed, enabling mobile and flexible applications.

Inventive Principle:
Principle #2Taking out (Extraction)

4Device complexity

If individual gas outlet openings are used without a gas distribution bed, then device complexity is reduced, but a uniform flame pattern cannot be achieved

Engineering Contradiction:
Improvedevice complexityVSAvoiduniform flame pattern
Core Design Contradiction:
Device complexityVSStability of the object's composition

Solution Approach 1:

The burner head acts as an intermediary component that features geometrically designed gas outlet openings. These openings serve as the mediator between the gas supply and flame generation, ensuring uniform flame patterns are produced directly at the burner head without requiring a separate gas distribution bed, thus maintaining low device complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 design ensures a uniform, coherent flame pattern without a gas distribution bed, improves aesthetic appeal by concealing the burner, and allows for mobile use by simplifying setup and maintenance, while also potentially increasing flame height and visual appeal through reflector enhancement.

Implementation Method 1

The gas guiding surface runs in a direction transverse to the outflow direction of the partial gas flows from the gas outlet openings... the partial gas flows emerging from the burner are deflected with respect to their flow direction

Methodology Applied
Scientific EffectGas flow deflection:

Implementation Method 2

a burner that can be connected to a fuel supply, which burner has a large number of gas outlet openings from which gas escapes when the burner is operated

Methodology Applied
Scientific EffectCombustion: Combustion

Implementation Method 3

which has at least one reflector (5) which is arranged laterally on the outside with respect to the generated flame (11) and has a surface finish for reflecting the flame (11)

Methodology Applied
Scientific EffectReflection: Reflection

Data Source

PatentEP3686492B1Gas operated flame bowl
Publication Date: 2021.07.14 ENDERS COLSMAN
  • EP3686492B1 patent drawingFigure 1
  • EP3686492B1 patent drawingFigure 2
  • EP3686492B1 patent drawingFigure 3~4

AI summary

A gas-operated flame dish is described, comprising a burner 4 connectable to a fuel supply, which burner 4 has a plurality of gas outlet openings 16 from which gas escapes when the burner 4 is operated to operate the flame dish, and is a means for standardizing the flame pattern emitted when the burner 4 is operated, wherein the burner 4 is part of a burner unit which, in addition to the burner 4, has at least one gas outlet guiding component 12 with a gas guiding surface 14, which is exposed to at least a plurality of partial gas flows exiting the gas outlet openings 16 and which gas guiding surface 14 is arranged in a transverse direction to the flow direction of the gas flowing from the gas outlet openings 16.