Filter Element Attachment with Display Means for Integrity Monitoring

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Solution Overview

Problem

Current filter systems lack effective monitoring and handling capabilities, particularly in testing the integrity of filter cartridges, which often require manual observation and lack automated feedback mechanisms.

Innovation Solution

A filter system with a filter element attachment that includes display means, sensors, and processing devices to provide real-time information on the filter element's state and environment, using various display technologies and wireless communication for data transmission, and a filter housing with a sight glass for visual observation and barcode scanning.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If manual observation and marking is used to monitor filter cartridge integrity, then the system structure remains simple, but the monitoring accuracy and reliability are insufficient

Engineering Contradiction:
Improvemonitoring accuracyVSAvoidsystem structure
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent implements automated feedback mechanisms through display means (such as LED indicators or display screens) that provide real-time visual feedback on filter cartridge integrity test results. The system automatically detects whether the filter cartridge passes or fails the integrity test and displays the result, eliminating manual observation and marking while maintaining simple system structure.

Inventive Principle:
Principle #23Feedback

2Ease of operation

If the filter cartridge is hidden in the filter testing device, then the device structure is compact, but the ease of operation and user interaction are reduced

Engineering Contradiction:
Improveuser interactionVSAvoiddevice structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent introduces display means as an intermediary between the hidden filter cartridge and the user. The display means (such as LED indicators, display screens, or light-emitting elements) transmit information about the filter cartridge's status and test results to the user without requiring the cartridge to be visible or accessible, thus maintaining compact device structure while improving ease of operation.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Loss of information

If automated display means are added to the filter element attachment, then information transmission to user is improved, but the device complexity increases

Engineering Contradiction:
Improveinformation transmissionVSAvoiddevice complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent replaces complex mechanical information transmission systems with simpler electronic or optical display means. Instead of using mechanical indicators or physical markers that require complex mechanisms, the system uses electronic displays, LED indicators, or optical signals that can be integrated into the filter element attachment with minimal additional complexity, thereby improving information transmission while controlling device complexity.

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

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

Enhances the monitoring and handling of filter elements by providing automated data collection and display of critical information, improving the integrity testing process and reducing manual errors, while ensuring the quality and authenticity of filter components through encrypted data transmission.

Implementation Method 1

a barcode scanner (130) configured to read a barcode (204, 206) on the filter cartridge (110, 126)

Methodology Applied
Scientific EffectOptical reflection: Reflection

Implementation Method 2

The at least one display means may include a laser, an Infrared Light Emitting Diode (LED), a visual LED, an ultraviolet LED

Methodology Applied
Scientific EffectLight emission from LED: Light Emitting Diode

Data Source

PatentEP2755737B1Filter system
Publication Date: 2017.03.29 SARTORIUS STEDIM BIOTECH GMBH
  • EP2755737B1 patent drawing
  • EP2755737B1 patent drawing
  • EP2755737B1 patent drawing

AI summary

The invention is related to a filter element attachment attachable to a filter element comprising: - fixing means for receiving at least a part of the filter element; - at least one display means configured to display information associated with the filter element as well as a corresponding filter cartridge and a filter system.