Filter Cartridge Interlock for Genuine Filter Recognition
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Solution Overview
Problem
Unauthorized or non-genuine filter cartridges in internal combustion engine filtration systems can lead to improper sealing, damage to engine components, and diminished performance due to the failure of seal members to form a proper seal, causing contaminants to bypass the filtration system.
Innovation Solution
A filtration system with a housing and a sensor that detects an identification element on the filter cartridge, such as an RFID tag, to prevent the installation of unauthorized cartridges by using a filter blocking mechanism that only allows authorized cartridges to be installed, ensuring proper sealing and preventing damage to downstream components.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a seal member is used to prevent fluid bypassing, then sealing effectiveness is improved, but unauthorized filter cartridges can still be installed causing improper sealing
Solution Approach 1:
The patent applies preliminary action by implementing an identification element on the filter cartridge and a sensor in the housing that detects this element before the filter cartridge is fully installed. The system verifies the authenticity of the filter cartridge prior to installation, preventing unauthorized cartridges from being installed in the first place, thereby ensuring proper sealing effectiveness from the outset.
2Reliability
If filter cartridges are periodically replaced, then filtration performance is maintained, but unauthorized replacement cartridges may be installed causing damage
Solution Approach 1:
The system performs preliminary verification of the filter cartridge authenticity before it is installed in the filtration system. The sensor detects the identification element on the filter cartridge, and the control system verifies its authenticity prior to installation, preventing unauthorized cartridges from being installed during periodic replacement operations, thereby protecting against engine damage.
Solution Approach 2:
The patent implements feedback by using a sensor to detect the identification element on the filter cartridge and communicating this information to a control system. The control system receives feedback about the authenticity of the filter cartridge and can prevent installation or alert the user if an unauthorized cartridge is detected, ensuring only genuine filters are used during replacement.
3Device complexity
If no identification system is used, then device complexity is reduced, but there is no way to verify genuine filter cartridges
Solution Approach 1:
The patent introduces an intermediary identification element on the filter cartridge and a corresponding sensor in the housing as a mediator between the filter cartridge and the control system. This intermediary system provides a simple yet effective mechanism for verifying authenticity without requiring complex analysis or processing, maintaining relative system simplicity while enabling reliable verification.
Data Source
AI summary
Various example embodiments relate to a filtration system and methods for the installation and use of such a filtration system. According to a set of embodiments, the filtration system comprises a housing that defines a central compartment therein. The filtration system further comprises a filter cartridge positioned within the central compartment of the housing. The filter cartridge comprises a filter media and an identification element. The filtration system further comprises a sensor. The sensor is structured to sense the identification element of the filter cartridge. The filtration system further comprises a filter blocking mechanism communicably coupled to the sensor. The filter blocking mechanism is structured prevent installation of the filter cartridge into the housing unless filter cartridge information of the identification element sensed by the sensor is identified as corresponding to an authorized filter cartridge.