A cooking device with a spring element

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Solution Overview

Problem

Existing cooking devices face difficulties in efficiently assembling and disassembling the top plate, as current methods often require complex screwing processes or reliance on specific spring-loaded mechanisms that complicate the process.

Innovation Solution

A cooking device design incorporating a spring element positioned between the top plate and the body, where the spring presses the top plate into place and can be released by applying force through a joining wall, allowing for easy assembly and disassembly by pressing from the top or bottom.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If screws are used to fix the top plate to the body, then the top plate is securely fixed, but the assembly and disassembly process becomes complex and time-consuming

Engineering Contradiction:
Improvefixation securityVSAvoidassembly and disassembly ease
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces the traditional screw-based mechanical fixation system with a spring element-based mechanism. The spring element (40) with its S-shaped lower edge and upper end configuration provides automatic mechanical engagement and retention, eliminating the need for screws while maintaining secure fixation. This substitution simplifies the assembly process to a single pressing motion and enables easy disassembly by applying force to the joining wall.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Ease of operation

If a spring-loaded bolt with push button is used for disassembly, then the top plate can be released, but the device complexity increases

Engineering Contradiction:
Improvedisassembly easeVSAvoidmechanism complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent extracts and eliminates the complex push button mechanism from the spring-loaded bolt design. Instead, it uses a simple spring element (40) where disassembly is achieved by directly applying force to the accessible joining wall (46), which transfers force through the spring to release the top plate. This extraction of the push button component significantly reduces device complexity while maintaining ease of operation.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The joining wall (46) serves as an intermediary element that transfers external force applied from the outside to the spring element (40). This intermediary structure enables force transmission without requiring direct access to the spring mechanism, simplifying the disassembly process while maintaining the spring-based retention mechanism.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Reliability

If multiple connection elements are used to secure the top plate, then the fixation is more reliable, but the assembly process becomes more complex

Engineering Contradiction:
Improvefixation reliabilityVSAvoidconnection mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges multiple connection functions into a single spring element (40). The S-shaped lower edge (44) and upper end (42) configuration of the spring element integrates both the anchoring function to the body and the retention function for the top plate into one component. This consolidation reduces the number of separate connection elements from multiple screws or springs to a single multi-functional spring element, simplifying the overall connection mechanism while maintaining reliable fixation.

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

Facilitates effortless assembly and disassembly of the top plate, enhancing user convenience and reducing the complexity of the fixation process while maintaining a secure locking mechanism.

Implementation Method 1

A spring element (40) which provides the assembly of the top plate (30) to the body (20) and which is positioned between the body (20) and the top plate (30)

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

the spring element is removed by applying for instance an apparatus between the top plate and the body; and the locking condition, which is obtained as a result of the pressure applied to the top plate, is eliminated

Methodology Applied
Scientific EffectElastic deformation: Elasticity

Data Source

PatentEP2607793B1A cooking device with a spring element
Publication Date: 2017.10.25 BSH HAUSGERATE GMBH
  • EP2607793B1 patent drawing
  • EP2607793B1 patent drawing
  • EP2607793B1 patent drawing

AI summary

The present invention relates to a cooking device (10) comprising a body (20) and a top plate (30) positioned with a predetermined spacing (50) with the body (20) and a spring element (40) positioned in the spacing (50) and configured to release the top plate (30) when a force is applied from the outside of the device (10) via spacing (50).