Visibility-Obscuring Emitter Door for Tamper-Resistant Release
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Solution Overview
Problem
Visibility-impairing security devices lack effective protection for internal components and are susceptible to tampering due to uncovered openings, which can lead to environmental damage and loss of control over emitted matter.
Innovation Solution
A visibility-impairing security device with a door mechanism that moves between closed and open positions to allow matter output, featuring raised and recessed features to increase torque and protect internal components, and a design that prevents tampering and maintains environmental isolation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If the opening is left uncovered to allow matter emission, then the emission function is simple and reliable, but internal components are exposed to environmental damage and tampering
Solution Approach 1:
The door is designed to be movable between closed and open positions rather than being a fixed structure. This dynamic design allows the opening to be covered when not in use to protect internal components, and opened when matter emission is required, thus providing protection without permanently compromising the emission function.
Solution Approach 2:
The opening coverage function is segmented into a separate movable door component rather than being integrated into the main device housing. This allows the door to be independently controlled and positioned, enabling selective protection of internal components while maintaining emission capability.
2Reliability
If a cap is used to cover the opening, then internal components are protected, but the cap is blown off by pressure of emitted matter resulting in loss of control
Solution Approach 1:
The door is designed to pivot on a hinge axis, allowing it to rotate between closed and open positions. This hinge mechanism provides controlled movement that maintains connection to the device body while enabling the door to open for emission and close for protection, preventing the cap blow-off problem.
Solution Approach 2:
The hinge acts as an intermediary mechanism between the door and the device body, providing a controlled connection that allows the door to move while remaining attached. This prevents the door from being completely separated (blown off) while still allowing it to open for emission.
3Reliability
If the door is held closed by magnets and ferromagnetic material, then the door remains securely closed to protect components, but the holding force may prevent timely opening when needed
Solution Approach 1:
The magnetic holding force is designed to maintain the door in a closed position during normal operation, but the hinge mechanism is pre-configured to allow rapid opening when the magnetic force is overcome or released. The preliminary magnetic closure provides security, while the hinge design ensures quick response when needed.
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 door mechanism effectively protects internal components from dust and tampering while ensuring controlled emission of light-obscuring matter, enhancing device reliability and security.
Implementation Method 1
The door may comprise a flow containment feature to increase torque upon the door by the flow of the matter
Data Source
AI summary
A visibility-impairing security device is disclosed for producing a gathering of air-suspended light-obscuring matter to obscure vision. The device comprises a body comprising an emission unit receiving portion for holding an emission unit having an outlet for emitting the matter; an opening for the passing therethrough of the matter from the outlet; and a door for closing the opening. The door is configured to move between a closed position in which the opening is covered and an open position in which the opening is at least partially open, thus allowing for the passing therethrough of the matter from the outlet when the door is in the open position.