Component for a coffee machine
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Solution Overview
Problem
Coffee machine components, particularly the E61-type dispensing group, face issues with corrosion and wear due to continuous water contact, leading to premature fatigue failure and potential health hazards from metal residue contamination, especially with nickel-plated brass and lead-containing materials.
Innovation Solution
A coffee machine component featuring a ceramic stem and stainless steel head, integrally bound with food-grade adhesives, which provides enhanced corrosion resistance and prevents the release of harmful substances into the water, ensuring durability and hygiene.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If nickel-plated brass or lead-containing materials are used for the stem, then corrosion resistance is improved, but toxic substances are released into the water
Solution Approach 1:
The invention uses a composite structure combining ceramic material (for corrosion resistance and non-toxicity) with metal components (for mechanical strength). The ceramic stem replaces traditional nickel-plated brass or lead-containing materials, providing both corrosion resistance and elimination of toxic substance release into the water.
2Strength
If metallic materials are used for the stem, then mechanical strength is maintained, but corrosion and fatigue wear occur
Solution Approach 1:
The invention employs a composite material system where ceramic provides superior corrosion and fatigue resistance, while metal components (stainless steel head, brass dispersing filter) maintain necessary mechanical strength. This composite approach resolves the contradiction by assigning different material properties to different functional requirements within the same component assembly.
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 ceramic stem and stainless steel head combination significantly reduces corrosion and fatigue wear, enhancing the component's durability and safety by preventing the release of toxic materials into the water, thus extending the component's lifespan and reducing maintenance costs.
Implementation Method 1
integrally bound with food-grade adhesives
Data Source
Figure 1~2
Figure 3~4
AI summary
A coffee machine component (1) is provided, which is at least partially embeddable inside a chamber (4) of a dispensing group (5) and adapted to hermetically seal the chamber (4), comprising a head (2) and a stem (3) whose head comprises at least a first cavity (20) and at least one injector (21); the stem (3) comprising a second cavity (30), the component (1) being at least partially embeddable inside a chamber (4), and wherein the stem (3) is made of a ceramic material.