External Extraction Duct Layout for Cleaner Beverage Mixing

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Solution Overview

Problem

Existing beverage preparation devices face difficulties in installing, cleaning, and maintaining the extraction duct due to its complex integration within the housing, leading to blockages, leaks, and increased risk of component failures and malfunctions.

Innovation Solution

The extraction duct is designed to extend entirely along the exterior of a first housing, with separate components for electrical components and pipework, and a second housing for the extraction duct and powder reservoirs, allowing for simple installation and maintenance, including a split design for easy access and cleaning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Device complexity

If the extraction duct extends through the housing of the preparing device, then the extraction duct is integrated within the housing structure, but the extraction duct becomes difficult to install and maintain, requiring disassembly of the housing and taking up a relatively large amount of time

Engineering Contradiction:
Improveintegration of extraction ductVSAvoidinstallation and maintenance of extraction duct
Core Design Contradiction:
Device complexityVSEase of operation

Solution Approach 1:

The housing is divided into a first housing for electrical components and a second housing for the extraction duct and powder reservoirs. This segmentation allows the extraction duct to be accessed and maintained independently without disassembling the entire housing structure, resolving the contradiction between integration and ease of maintenance.

Inventive Principle:
Principle #1Segmentation

2Device complexity

If the extraction duct extends through the housing, then the extraction duct is integrated within the housing, but the extraction duct becomes soiled quickly and blocks, requiring frequent cleaning and replacement

Engineering Contradiction:
Improveintegration of extraction ductVSAvoidoperation of extraction duct
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

By separating the extraction duct into its own housing compartment, the duct becomes easily accessible for regular cleaning and maintenance. This prevents blockages and ensures reliable operation without compromising the integrated design of the overall device.

Inventive Principle:
Principle #1Segmentation

3Device complexity

If the extraction duct extends through the housing, then the extraction duct is integrated within the housing, but the risk of failures and malfunctions of components inside the housing increases when the extraction duct leaks

Engineering Contradiction:
Improveintegration of extraction ductVSAvoidcomponents inside housing
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The first housing containing electrical components is separated from the second housing containing the extraction duct. This physical separation creates isolation, so that if the extraction duct leaks, the contaminants cannot reach and damage the electrical components in the first housing, thereby protecting component reliability.

Inventive Principle:
Principle #1Segmentation

4Ease of operation

If the housing has openings leading to the interior for the extraction duct, then the extraction duct can be connected, but the risk of pollution and moisture entering the housing increases, leading to failures and malfunctions

Engineering Contradiction:
Improveconnection of extraction ductVSAvoidpollution and moisture entering housing
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

By creating separate housing compartments, the openings for the extraction duct are confined to the second housing only. The first housing remains sealed and protected from pollution and moisture, eliminating the risk of harmful factors entering the electrical component area while still allowing extraction duct connection.

Inventive Principle:
Principle #1Segmentation

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

This design simplifies the installation and maintenance of the extraction duct, reduces the risk of component failures, and ensures better hygiene and operational efficiency by preventing blockages and leaks, thus improving the overall performance and safety of the beverage preparation device.

Implementation Method 1

an extraction duct connected to the extractor hood and provided with suction means, such as a ventilating fan, for extracting vapour and dust particles from the mixing chamber via the extraction duct and the extractor hood

Methodology Applied
Scientific EffectSuction: Suction

Data Source

PatentUS8065953B2Preparing device with a suction duct for preparing a beverage from a powdery substance and a hot liquid
Publication Date: 2011.11.29 BRAVILOR HLDG BV
  • US8065953B2 patent drawing
  • US8065953B2 patent drawing
  • US8065953B2 patent drawing

AI summary

Preparing device for preparing a beverage from a powdery substance and a hot liquid, the device comprising: at least one mixing chamber for mixing a quantity of the powdery substance and a quantity of the hot liquid; an inlet into the mixing chamber for the quantity of hot liquid; an inlet into the mixing chamber for the quantity of powdery substance; an extractor hood placed on the mixing chamber; an extraction duct connected to the extractor hood and provided with a suction device, such as a ventilating fan, for extracting vapor and dust particles from the mixing chamber via the extraction duct and the extractor hood; a first housing accommodating further components of the preparing device, such as electrical components and pipework, in which the extraction duct extends entirely along the exterior of the first housing.