Vehicle Paint Marking for Hidden Theft-Resistant Identification
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Solution Overview
Problem
Existing vehicle identification systems, such as VIN and HIN, are vulnerable to theft as thieves can easily detect and alter or remove these markings, making it difficult to uniquely identify stolen vehicles.
Innovation Solution
A method of applying a unique alphanumeric identification using fluorescent material to the paint layers of a vehicle's surface, allowing it to migrate into the paint, becoming invisible at normal angles but visible at acute angles without UV light, and remaining visible even if the upper paint layer is removed or the vehicle is repainted.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional VIN/HIN marking methods are used, then the identification is easily applied and visible, but the identification can be easily detected and altered by thieves
Solution Approach 1:
The patent applies fluorescent marking material that changes its visibility characteristics based on viewing conditions. The marking is invisible or nearly invisible under normal daylight conditions when viewed at normal angles, but becomes visible when viewed at acute angles or under specific lighting conditions. This color/visibility change property allows the identification to remain secure from theft while being detectable by law enforcement with proper viewing techniques.
Solution Approach 2:
The patent introduces a new dimension of detection by requiring acute angle viewing or specific lighting conditions to see the marking. Instead of the traditional flat, easily visible marking, the identification now requires a change in viewing geometry (from normal angle to acute angle) or specific environmental conditions (UV light, specific wavelengths) to be detected, adding a dimensional complexity to the detection process that prevents casual theft.
2Reliability
If the identification is made invisible to prevent theft, then security is improved, but the identification becomes difficult to locate and verify
Solution Approach 1:
The fluorescent marking material responds to specific wavelengths of light by emitting visible fluorescence. When viewed under UV light or specific wavelengths, the marking becomes brightly visible, making it easy to locate and verify. Under normal daylight conditions, it remains invisible, providing security. This conditional visibility solves the contradiction between security and ease of verification.
Solution Approach 2:
The patent replaces the need for active searching or mechanical inspection methods with optical detection. Instead of requiring physical examination or complex scanning procedures, law enforcement can simply use UV lights or specific viewing angles to instantly reveal the marking, making verification quick and easy despite the marking being invisible under normal conditions.
3Ease of manufacture
If the identification is applied on the surface, then it is easy to apply, but it can be removed or altered with paint removal
Solution Approach 1:
The patent applies the fluorescent marking material to the paint surface before any potential repainting or damage occurs. The material migrates into the paint layers, creating a permanent record that cannot be removed by surface treatments. Even if the vehicle is repainted, the marking remains embedded in the original paint layers and can still be detected, ensuring permanent identification.
Solution Approach 2:
The fluorescent marking material becomes nested within the paint layers through migration. The marking is embedded inside the paint structure rather than sitting on top, similar to a nested doll where one object is contained within another. This nesting provides permanence because removing the marking would require removing or damaging the paint layers themselves, not just surface treatment.
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 system provides a secure, invisible vehicle identification that is difficult for thieves to detect, yet easily identifiable when needed, and remains effective even after repainting or changes in the vehicle's surface, enhancing theft prevention and recovery efforts.
Implementation Method 1
The fluorescent material is permitted to migrate into the at least one paint layer
Implementation Method 2
The unique discrete identification created by fluorescent material migrated into the at least one paint layer is visible at an acute angle to the object surface without use of an ultraviolet light
Implementation Method 3
The unique discrete identification created by fluorescent material migrated into the at least one paint layer is visible at an acute angle to the object surface
Data Source
AI summary
A method of identifying an object comprising providing an vehicle having on a surface thereof at least one layer of paint, such as a urethane-based paint. A unique alphanumeric identification is applied to the paint layer with a fluorescent material at a selected unrevealed location thereon. The fluorescent material is permitted to migrate into the at least one paint layer, while an excess amount of fluorescent material remains on the at least one paint layer. Thereupon, the excess amount of fluorescent material is removed from the at least one paint layer with a solvent. The unique discrete identification created by fluorescent material migrated into the at least one paint layer is visible at an acute angle to the object surface without use of an ultraviolet light, while being substantially invisible at an angle normal to the object surface.