Filter system and air conditioning system

The integration of an RFID-tagged filter element with an electronics device in air filtration systems ensures the use of authorized and correctly installed filters, enhancing particle separation and maintaining filtration efficiency by optimizing ionization, thus improving air quality in vehicles.

DE202025101038U1Active Publication Date: 2025-05-08MAHLE INT GMBH
View PDF 1 Cites 0 Cited by

Patent Information

Application Number
DE202025101038
Authority / Receiving Office
DE · DE
Patent Type
Utility models
Current Assignee / Owner
Filing Date
2025-02-27
Publication Date
2025-05-08
Estimated Expiration
2035-02-28

AI Technical Summary

Technical Problem

Existing air filtration systems in vehicles suffer from reduced effectiveness over time due to the degradation of electrostatic charge in filter elements, leading to inefficient particle separation, particularly for small particles, and the use of ionizers further exacerbates this issue.

Method used

Incorporation of an RFID-tagged filter element with an electronics device that ensures only authorized and correctly installed filter elements are used, along with an ionizer system that optimizes particle separation by monitoring the filter's functionality and activating the ionizer only when a predefined, high-quality filter is present, utilizing an electrically conductive layer for enhanced particle capture.

Benefits of technology

Ensures reliable and prolonged effective filtration performance by ensuring the use of high-quality filter elements and optimizing ionization, reducing particle emissions and maintaining air quality over the filter's lifespan.

✦ Generated by Eureka AI based on patent content.

Smart Images

  • Figure 00000000_0000_ABST
    Figure 00000000_0000_ABST
Patent Text Reader

Abstract

Filter device (1) with a filter element (4) for filtering an airflow (5) and with an ionizer (6) arranged upstream thereto to charge particles present in the airflow (5), characterized in that - that the filter device (1) includes an electronic device (7) and the filter element (4) includes an RFID tag (8), - that the electronic device (7) is designed to read the RFID tag (8), - that the electronic device (7) is designed in such a way that it activates the ionizer (6) only when it detects via the RFID tag (8) that the filter element (4) has a predefined embodiment and is installed in the correct position.
Need to check novelty before this filing date? Find Prior Art

Citation Information

Patent Citations

  • Electrostatic air filter

    EP3488933A1