Service panel for a cooking appliance

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Solution Overview

Problem

Existing cooking appliances require complex disassembly and removal of components like the cooktop and control panels to access internal mechanical and electrical devices, making servicing cumbersome and time-consuming.

Innovation Solution

A cooking appliance design featuring a frame with removable service panels that allow access to internal compartments without disassembling the cooktop, using fasteners and retention clips for secure attachment and easy removal from outside the compartment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If the cooktop and control panels are removed to access internal components, then complete access to internal mechanical and electrical devices is achieved, but the disassembly process becomes complex and time-consuming

Engineering Contradiction:
ImproveAccess to internal componentsVSAvoidDisassembly process
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The appliance is divided into modular sections with service panels that can be independently removed from the main body. These panels are segmented from the cooktop and control panel assemblies, allowing technicians to access internal components without disassembling the entire appliance. The service panels are positioned to provide direct access to electrical harnesses, connectors, and mechanical components.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Service panels are extracted as separate removable components from the main appliance structure. These panels are taken out from the side or rear portions of the appliance body, allowing access to internal components without removing the cooktop or control panels. The extracted panels can be completely separated from the main assembly for easy servicing.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of repair

If multiple components are disassembled to reach internal devices, then full access is obtained, but the servicing time increases

Engineering Contradiction:
ImproveAccess to electrical and mechanical componentsVSAvoidServicing time
Core Design Contradiction:
Ease of repairVSLoss of time

Solution Approach 1:

Service panels are pre-positioned and pre-configured during manufacturing to provide direct access to internal components. The panels are designed with pre-located fasteners, alignment features, and access openings that are optimally positioned before the appliance reaches the customer. This preliminary arrangement eliminates the need for sequential disassembly during servicing.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

Service panels act as intermediary components between the external environment and internal components. Rather than directly exposing internal devices, these intermediate panels provide a controlled access point that simplifies the servicing process. Technicians interact with the intermediary panel rather than directly manipulating multiple internal components.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If service panels are made easily removable, then access is simplified, but the structural integrity of the frame may be compromised

Engineering Contradiction:
ImproveRemovability of service panelsVSAvoidFrame structural integrity
Core Design Contradiction:
Ease of operationVSStrength

Solution Approach 1:

The frame is segmented into load-bearing structural portions and non-structural service panel mounting portions. The service panels are attached to dedicated mounting structures that are integrated into the frame but do not compromise the primary load-bearing paths. This segmentation allows easy panel removal while preserving frame strength.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Different portions of the frame have different structural qualities optimized for their specific functions. The areas where service panels are mounted have localized structural features (such as reinforcement ribs or dedicated mounting brackets) that provide adequate support for panel attachment while maintaining overall frame integrity. The local structural quality at panel mounting locations differs from the general frame structure.

Inventive Principle:
Principle #3Local quality

Data Source

PatentUS11185953B2Service panel for a cooking appliance
Publication Date: 2021.11.30 MIDEA GROUP CO LTD
  • US11185953B2 patent drawing
  • US11185953B2 patent drawing
  • US11185953B2 patent drawing

AI summary

A method and apparatus for one or more service panels for a cooking appliance. The service panel may be removable to access one or more interior compartments of the frame structure or cooking appliance. The service panel may include a plurality of fasteners releasably engaging the frame or remaining portion of the cooking appliance. The service panel may provide access to a variety of electrical devices and/or mechanical devices within the interior compartment.