Tamper-Evident Container With Breakable Lid Joints
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Solution Overview
Problem
Current tamper-evident containers fail to effectively indicate tampering without breaching 'tamper-proof' security, as existing security measures are either easily circumvented, cumbersome, or expensive.
Innovation Solution
A tamper-evident container design featuring a base with a recessed tab and a lid with a tamper-evident tab flanked by breakable joints, where the joints are severable along lines congruent to the periphery, allowing visual evidence of tampering when the lid is opened or resealed.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional security measures are used to prevent tampering, then security is improved, but the measures are either easily circumvented, cumbersome, or expensive
Solution Approach 1:
The container is divided into a base and a lid that can be separated. The lid includes a tamper-evident tab that is initially connected to the base via breakable joints, allowing the container to be opened while providing visual evidence of opening through the separated tab portions.
Solution Approach 2:
The tamper-evident tab is extracted as a separate visual indicator component. When the breakable joints are severed, the tab is pulled away from the container, providing a distinct visual signal of tampering that is separate from the actual opening mechanism.
2Reliability
If traditional security measures are used to prevent tampering, then security is improved, but the measures are easily circumvented
Solution Approach 1:
The breakable joints are pre-positioned to connect the tamper-evident tab to the base. These joints are designed to sever automatically when the lid is opened, providing preliminary evidence of opening before the consumer even attempts to access the contents.
Solution Approach 2:
The act of opening the container, which could be considered a harmful action from a security perspective, is converted into a beneficial event that automatically triggers the tamper-evident mechanism. The severing of the breakable joints and separation of the tab provides visual evidence of legitimate opening while deterring tampering.
3Difficulty of detecting and measuring
If tamper-evident features are added to indicate tampering, then tamper detection is improved, but the features may breach tamper-proof security
Solution Approach 1:
The tamper-evident tab transitions from a static connected state to a dynamic separated state when the container is opened. The breakable joints allow the tab to move away from the base, providing visual evidence of opening while maintaining the integrity of the sealing interface between the lid and base.
Solution Approach 2:
The tamper-evident mechanism operates in a different dimension from the sealing mechanism. The tab separation occurs in the vertical dimension away from the container, while the sealing interface remains intact in the horizontal plane, allowing both tamper evidence and security to coexist.
Data Source
AI summary
A tamper-evident container and method is disclosed. The tamper-evident container includes a base portion and a lid (or cover). In an untampered with state, one edge of the lid is removably connected to one edge of the base portion. Namely, the lid includes a tamper-evident tab, wherein the tamper-evident tab includes a grasping overhanging portion that is flanked by at least one breakable joint and wherein the lid is removably connected to the base portion via the breakable joint of the tamper-evident tab. Further, the tamper-evident container comprises an interlocking interface between the base portion and the lid. A method of using the tamper-evident container is provided.