Impact Switch Conductive Fluid Reservoir Design
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Solution Overview
Problem
There is a need for a reliable and cost-effective method to monitor and detect impact events in sensitive or fragile objects during storage, transit, or use, as existing solutions fail to provide accurate and efficient detection of shock or acceleration levels without requiring power, which is crucial for warranty purposes and quality control.
Innovation Solution
A passive impact switch utilizing a conductive fluid reservoir and electronic assembly with conductive portions, where the conductive fluid connects the conductive portions upon a predetermined impact level, enabling an electronic signal without the need for power, allowing integration into various electronic monitoring systems.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If existing impact detection solutions are used, then impact events can be detected, but they require power supply which increases device complexity and cost
Solution Approach 1:
The impact switch uses the impact energy itself to activate the detection mechanism. The conductive fluid is displaced by the impact force, automatically closing the circuit without requiring external power for activation. This self-service approach eliminates the need for complex power management while maintaining reliable impact detection.
Solution Approach 2:
The patent replaces electronic power-dependent detection systems with a passive mechanical-electrical system. The mechanical impact directly displaces the conductive fluid to close the circuit, substituting complex powered electronics with a simple mechanical-to-electrical conversion mechanism that is more reliable and less complex.
2Measurement precision
If powered impact detection systems are implemented, then detection accuracy can be improved, but manufacturing cost increases
Solution Approach 1:
The impact switch uses inexpensive materials including conductive fluid, simple reservoir structure, and basic conductive portions. The entire device can be manufactured at low cost using conventional processes, making it economically viable for widespread use in warranty and quality control applications without sacrificing detection accuracy.
Solution Approach 2:
The patent extracts the essential detection function from complex powered systems and isolates it in a simple passive switch mechanism. By separating the core impact detection function from power-dependent electronics, the solution achieves accurate detection at minimal manufacturing cost.
3Reliability
If complex electronic monitoring systems are used, then comprehensive monitoring is achieved, but ease of operation decreases
Solution Approach 1:
The impact switch is designed as a universal component that can be integrated into various electronic devices and monitoring systems. The passive design with simple conductive portions allows it to work with different electronic circuits without requiring system-specific power management or complex configuration, enhancing ease of operation across multiple applications.
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 impact switch effectively detects and records impact events by generating an electronic signal, providing a low-cost, easily assembled solution for monitoring acceleration or shock events, suitable for integration into electronic devices without requiring power, thus enhancing warranty compliance and quality control.
Implementation Method 1
Responsive to receiving a predetermined level of impact, the conductive fluid moves from the reservoir to an interface between the first and second members
Implementation Method 2
the conductive fluid moves from the reservoir to an interface between the first and second members to conductively connect the first conductive portion with the second conductive portion
Data Source
AI summary
An impact switch includes a first member having a reservoir for holding a conductive fluid and a second member having a first conductive portion disconnected from a second conductive portion. The second member is coupled to the first member over the reservoir. Responsive to receiving a predetermined level of impact, the conductive fluid moves from the reservoir to an interface between the first and second members to conductively connect the first conductive portion with the second conductive portion.