Pressure Cooker Lid Handle With Modular Technology and Masking Modules

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Solution Overview

Problem

Conventional pressure cooker lids require complete unit redesign for design changes, leading to increased production costs and limited design variability, as operational elements are permanently integrated within the lid handle.

Innovation Solution

A modular design where the lid handle features a removable technology module containing operational elements, allowing for interchangeable masking modules to change the appearance and function, enabling cost-effective production of various designs and easy maintenance.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If operational elements are permanently integrated within the lid handle, then the lid structure is simplified, but design variability is limited and production costs increase for different variants

Engineering Contradiction:
Improvelid structureVSAvoiddesign variability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The lid handle is segmented into a technology module containing operational elements and a separate masking module for design variants. This allows the functional components to remain integrated while enabling independent replacement of design elements, resolving the contradiction between structural simplicity and design flexibility.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The masking module is extracted as a separate replaceable component from the technology module. This extraction enables design variations to be achieved by swapping masking modules without affecting the integrated operational elements, maintaining structural simplicity while enabling design variability.

Inventive Principle:
Principle #2Taking out (Extraction)

2Ease of operation

If operational elements are permanently integrated within the lid handle, then the lid handle provides complete functionality, but maintenance and cleaning become difficult

Engineering Contradiction:
Improvefunctional completenessVSAvoidmaintenance accessibility
Core Design Contradiction:
Ease of operationVSEase of repair

Solution Approach 1:

The technology module is extracted as a removable unit from the lid handle assembly. This allows operational elements to remain integrated within the module for functional completeness, while the removable nature of the module enables easy removal for cleaning and maintenance of both the module and the lid handle cavity.

Inventive Principle:
Principle #2Taking out (Extraction)

Solution Approach 2:

The lid handle transitions from a static integrated structure to a dynamic modular assembly where the technology module can be removed and reinstalled. This dynamic capability maintains functional completeness during operation while enabling easy access for maintenance.

Inventive Principle:
Principle #15Dynamics

3Adaptability or versatility

If complete lid redesign is performed for design changes, then design variants can be achieved, but production costs increase

Engineering Contradiction:
Improvedesign variant capabilityVSAvoidproduction cost
Core Design Contradiction:
Adaptability or versatilityVSEase of manufacture

Solution Approach 1:

The lid handle is divided into common technology module and variant-specific masking module. This segmentation allows production of a single technology module for all variants, reducing manufacturing costs, while enabling design variants through interchangeable masking modules.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The technology module serves as a universal component across all design variants, performing the same functional role regardless of the masking module attached. This universality reduces production costs by eliminating the need to manufacture complete different handle assemblies for each variant.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS8991307B2Lid for a pressure cooker
Publication Date: 2015.03.31 SILIT WERKE
  • US8991307B2 patent drawing
  • US8991307B2 patent drawing
  • US8991307B2 patent drawing

AI summary

A lid for a pressure cooker with a removable lid handle, particularly a lid stem handle, with a technology module that has movable operational elements necessary for the function of the pressure cooker and with a masking module that masks the technology module.