Heating cooker

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Solution Overview

Problem

Conventional cookers lack a ventilation panel design that is convenient for users, as existing panels are not easily detachable or cleanable without complete removal, which complicates maintenance.

Innovation Solution

A cooker design featuring a detachable ventilation panel that is tilted for easy attachment and removal, with a ventilation panel housing part and magnetic fixation, allowing for efficient cleaning and reattachment without complete detachment from the machine chamber.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the ventilation panel is made detachable for easy cleaning, then ease of operation is improved, but device complexity increases due to additional attachment and detachment mechanisms

Engineering Contradiction:
Improveease of cleaningVSAvoidattachment mechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The ventilation panel is divided into separable components that can be detached from the machine chamber front surface. This segmentation allows the panel to be removed for cleaning without requiring complex disassembly mechanisms, as the panel itself becomes the removable unit.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The ventilation panel incorporates a tilting mechanism that transitions it from a fixed static position to a dynamic, movable state. This dynamic capability enables easy detachment and reattachment while maintaining structural integrity, resolving the contradiction between ease of operation and device complexity.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the ventilation panel is tilted for easy attachment and removal, then ease of operation is improved, but manufacturing precision requirements increase to ensure proper alignment

Engineering Contradiction:
Improveease of attachment and removalVSAvoidalignment precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

The tilting mechanism employs asymmetric geometry where the ventilation panel is designed to tilt at a specific angle relative to the front surface. This asymmetric design naturally guides the panel into proper alignment during attachment, reducing the need for high manufacturing precision while maintaining ease of operation.

Inventive Principle:
Principle #4Asymmetry

Solution Approach 2:

The tilting mechanism acts as an intermediary element between the ventilation panel and the front surface. This intermediary component facilitates smooth attachment and removal by providing a transitional motion path, thereby reducing alignment precision requirements while improving ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If the ventilation panel is completely detached for cleaning, then ease of operation is improved, but loss of time increases due to complete removal and reinstallation

Engineering Contradiction:
Improveaccessibility for cleaningVSAvoidtime for removal and reinstallation
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The ventilation panel design enables partial detachment where only the necessary portion is removed for cleaning. The tilting mechanism allows the panel to be partially separated from the front surface, providing adequate access for cleaning operations without requiring complete removal, thereby reducing the time loss while maintaining ease of operation.

Inventive Principle:
Principle #16Partial or excessive action

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 provides a more user-friendly ventilation panel system that allows for easy cleaning and maintenance, enhancing user convenience by enabling partial detachment and reattachment without compromising functionality.

Implementation Method 1

The microwave heating mechanism radiates microwaves to the heating chamber

Methodology Applied
Scientific EffectMicrowave radiation: Microwave Radiation

Implementation Method 2

with a ventilation panel housing part and magnetic fixation

Methodology Applied
Scientific EffectMagnetic force: Magnetism

Data Source

PatentUS20240344706A1Heating cooker
Publication Date: 2024.10.17 PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO LTD
  • US20240344706A1 patent drawing
  • US20240344706A1 patent drawing
  • US20240344706A1 patent drawing

AI summary

A cooker according to the present disclosure includes a main body, a heating chamber, a microwave heating mechanism, a machine chamber, and a ventilation panel. The heating chamber is provided inside the main body, and accommodates a heating target. The microwave heating mechanism radiates microwaves to the heating chamber. The machine chamber is provided inside the main body and below the heating chamber. The ventilation panel is detachably disposed to the front surface of the machine chamber. The ventilation panel is tilted with respect to the front surface of machine chamber when the ventilation panel is being attached to and removed from the front surface.