Fluid Connector Snap Ring Verification Using Probe Force Sensing
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Solution Overview
Problem
There is a need for a connection verifier to ensure that fluid connections in automotive systems are securely connected, as incomplete connections can lead to leaks and other serious consequences.
Innovation Solution
A connection verifier comprising a boot with a probe and a circuit that detects forces applied to the probe, determining if the fluid connection is properly connected by engaging a snap ring on a fluid connector, and transmitting this information via wired or wireless means.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a probe-based force detection system is implemented to verify snap ring engagement, then connection reliability is improved, but device complexity increases due to the need for circuits and force sensing mechanisms
Solution Approach 1:
The patent replaces complex mechanical verification systems with a simplified force detection mechanism. The probe directly engages the snap ring and triggers a circuit when a predetermined force is applied, substituting elaborate mechanical interlocks with a straightforward force-sensing approach that maintains reliability while reducing complexity.
Solution Approach 2:
The connection verifier utilizes the existing snap ring structure and its natural engagement characteristics to provide verification. The snap ring's own geometry and force requirements during engagement are harnessed to trigger the detection circuit, eliminating the need for separate verification components and reducing overall device complexity.
2Measurement precision
If on-site verification is performed using a probe and force detection circuit, then measurement precision is improved, but ease of operation deteriorates due to the complexity of the verification device
Solution Approach 1:
The patent employs visual indicators (such as color-coded flags or light signals) that change state based on force detection results. This allows operators to immediately recognize verification outcomes without interpreting complex data, maintaining high measurement precision while significantly improving ease of operation through intuitive visual feedback.
Solution Approach 2:
The system provides immediate feedback through visual indicators when the predetermined force is detected or not detected. This real-time feedback mechanism allows operators to quickly understand connection status without complex procedures, balancing precise measurement with operational simplicity.
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 solution effectively verifies the secure connection of fluid connectors, preventing leaks and ensuring the reliability of fluid transfer in automotive systems by accurately detecting the engagement of snap rings, and providing real-time status indication.
Implementation Method 1
a circuit arranged in the first aperture proximate the first bottom surface, the circuit operatively arranged to detect a force applied to the probe
Data Source
AI summary
A connection verifier for engaging a fluid connection including a tube end form, a fluid connector, and a snap ring having one or more protrusions, the connection verifier comprising a boot including an aperture, and a probe having a leading edge operatively arranged to engage the snap ring, and a circuit arranged in the aperture, the circuit operatively arranged to detect one or more forces applied to the leading edge, wherein the connection verifier is operatively arranged to determine if the fluid connection is properly connected based on the one or more forces applied to the leading edge.