Optical Fluid Connection Verifier for Snap Ring Engagement

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Solution Overview

Problem

There is a need for a connection verifier to ensure secure fluid connections in automotive systems, as incomplete connections can lead to fluid leaks and other serious consequences, particularly in applications where fluid travels between components via flexible or rigid hoses.

Innovation Solution

A connection verifier device with a housing, handle, and head that includes cameras and lights to visually verify the secure engagement of fluid connections, and a transmission device to wirelessly indicate the connection status both on-site and remotely.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If visual inspection methods are used to verify fluid connections, then the complexity of the verification system is low, but the reliability and accuracy of connection verification are insufficient

Engineering Contradiction:
Improveconnection verification reliabilityVSAvoidverification device complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces manual visual inspection with an automated optical detection system. Cameras capture images of the fluid connection, and image processing algorithms automatically analyze whether the connection is secure, substituting human visual judgment with machine-based optical detection to improve reliability while maintaining ease of use.

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

Solution Approach 2:

The patent creates a visual copy (image) of the fluid connection through camera capture, then analyzes this copy to determine connection status. This allows verification without directly manipulating the actual connection, enabling remote and automated inspection while preserving the integrity of the fluid system.

Inventive Principle:
Principle #26Copying

2Loss of information

If on-site verification only is used, then the device complexity is low, but the loss of information for remote monitoring and record-keeping occurs

Engineering Contradiction:
Improveconnection status informationVSAvoidtransmission device complexity
Core Design Contradiction:
Loss of informationVSDevice complexity

Solution Approach 1:

The patent implements a feedback system where connection verification results are transmitted to remote locations through wireless communication. This allows real-time feedback on connection status to operators or monitoring systems, enabling informed decision-making and record-keeping without adding significant complexity to the verification device itself.

Inventive Principle:
Principle #23Feedback

3Productivity

If manual inspection methods are used, then the device complexity is low, but the productivity and efficiency of connection verification are reduced

Engineering Contradiction:
Improveconnection verification efficiencyVSAvoidverification system complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent enables the verification system to perform self-inspection by automatically capturing images, processing them through algorithms, and determining connection status without requiring manual intervention. This self-service capability significantly improves verification efficiency while keeping the device relatively simple in structure.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual inspection processes with automated image capture and analysis systems. Cameras and image processing algorithms substitute for human inspectors, enabling faster, more consistent verification while reducing the need for complex manual procedures or multiple verification steps.

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

The device effectively verifies the secure connection of fluid connectors by ensuring at least two protrusions of the snap ring are engaged, preventing leaks and ensuring the reliability of fluid transfer between components, while allowing remote verification and record-keeping.

Implementation Method 1

one or more cameras arranged radially between the first outer shell and the first inner shell, and in a direction of the cutout to view the fluid connection

Methodology Applied
Scientific EffectLight reflection: Reflection

Data Source

PatentUS11994475B2Connection verifier
Publication Date: 2024.05.28 OTIKER NJ INK
  • US11994475B2 patent drawing
  • US11994475B2 patent drawing
  • US11994475B2 patent drawing

AI summary

A connection verifier, including a housing including, a handle, and a head arranged to engage a fluid connection and having a cutout, and at least one camera arranged in the housing and directed toward the cutout.