Gas Oven Igniter Assembly for Rapid Replacement Without Burner Removal

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Solution Overview

Problem

Conventional gas oven ranges require lengthy disassembly and reassembly processes when replacing or repairing the igniter, as the entire burner must be separated from the oven range.

Innovation Solution

A modular design featuring a burner fixed to a support plate with a fixing bracket and a medium bracket that allows for easy detachment and reattachment of the igniter, using a combination of hooks and screws for secure yet quick assembly and replacement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of repair

If the entire burner is separated from the gas oven range to replace the igniter, then the igniter can be replaced, but the assembly and replacement time is significantly increased

Engineering Contradiction:
Improveigniter replacementVSAvoidassembly and replacement time
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

The burner assembly is segmented into modular components: the burner body fixed to the support plate, the fixing bracket attached to the burner, the medium bracket connected to the fixing bracket, and the igniter detachably combined with the medium bracket. This segmentation allows the igniter to be replaced by only manipulating the medium bracket and igniter, without separating the entire burner from the oven range, thus reducing replacement time while maintaining ease of repair

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The medium bracket is extracted as a separate intermediary component that connects the fixing bracket to the igniter. This extraction allows the igniter to be removed and replaced by simply detaching and reattaching the medium bracket, without needing to separate the burner assembly from the support plate, thereby significantly reducing the time loss associated with igniter replacement

Inventive Principle:
Principle #2Taking out (Extraction)

2Loss of time

If the igniter is detachably combined with the fixing bracket by the medium bracket, then assembly and replacement time is reduced, but the device structure becomes more complex

Engineering Contradiction:
Improveassembly timeVSAvoidburner assembly structure
Core Design Contradiction:
Loss of timeVSDevice complexity

Solution Approach 1:

The medium bracket serves as an intermediary component between the fixing bracket and the igniter. It has a first protrusion that fits into a first hole in the fixing bracket and a second protrusion that fits into a second hole in the igniter. This intermediary structure enables quick assembly and replacement by simply connecting or disconnecting the medium bracket, reducing assembly time while adding only one simple intermediary component rather than complex fastening mechanisms

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The burner assembly is segmented into modular components with clear separation functions: the support plate provides structural support, the fixing bracket attaches to the burner, the medium bracket provides the detachable connection, and the igniter performs the ignition function. This segmentation creates a hierarchical structure where each component has a specific function, making the overall system slightly more complex in structure but much simpler in terms of assembly and maintenance operations

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10359198B2Gas oven range
Publication Date: 2019.07.23 LG ELECTRONICS INC
  • US10359198B2 patent drawing
  • US10359198B2 patent drawing
  • US10359198B2 patent drawing

AI summary

A gas oven range that includes a burner fixed to a support plate provided on a rear wall of a cavity forming an oven chamber, a fixing bracket fixed to a part of the burner, a medium bracket connected to the fixing bracket in the forward and backward directions of the cavity so as to be hook-combined with one point of the fixing bracket and be screw-combined with another point of the fixing bracket, and an igniter detachably combined with the fixing bracket by the medium bracket and fastened with the medium bracket in the leftward and rightward directions of the cavity.