Tamper-Proof Box With Foldable Lid And Engaging Tab
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Solution Overview
Problem
Conventional boxes lack effective tamper-proof mechanisms to secure contents during transport and storage, as they can be easily opened without leaving evidence of tampering.
Innovation Solution
A box design featuring a foldable first lid, an engaging tab with wing parts that fold inward and insert into a slit on a second lid, and a cushioning member with recessed parts to securely engage the tab, preventing access from outside and ensuring the box remains sealed without visible signs of opening.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a conventional box design is used, then the structure is simple and easy to manufacture, but the box lacks tamper-proof capability and can be easily opened without evidence of tampering
Solution Approach 1:
The lid is divided into multiple independent flaps (first lid flap, second lid flap, third lid flap) that can be folded and engaged separately. Each flap can be independently manipulated to close and secure the box, providing distributed security rather than a single point of closure. This segmentation allows the tamper-proof function to be achieved through multiple simple folding actions rather than a complex locking mechanism.
Solution Approach 2:
The engaging tabs are pre-formed on the flaps during manufacturing, and the box is designed so that when the flaps are folded into place, the tabs automatically engage with corresponding recesses on the box body. This preliminary preparation of engagement features ensures that the tamper-proof sealing action occurs automatically during the closing process, without requiring additional steps or complex mechanisms.
2Reliability
If a tamper-proof mechanism is added to secure contents, then security and packaging efficiency are enhanced, but the device complexity increases
Solution Approach 1:
The engaging tabs on the flaps automatically engage with the recesses on the box body when the flaps are folded into place. The box structure itself provides the engagement features needed, without requiring external locking mechanisms, seals, or additional components. The flaps serve both as closing elements and as the means of securing the box through their integrated tabs.
Solution Approach 2:
The closing function and the securing function are merged into a single action. When the flaps are folded to close the box opening, the engaging tabs simultaneously engage with the recesses to provide tamper-proof security. This combination eliminates the need for separate closing and locking mechanisms, achieving both functions through the same structural elements.
3Reliability
If multiple lid flaps with engaging tabs are used, then tamper-proof sealing is achieved, but the manufacturing process becomes more complex
Solution Approach 1:
The lid is divided into multiple independent flaps (first lid flap, second lid flap, third lid flap) that can be folded and engaged separately. Each flap can be independently manipulated to close and secure the box, providing distributed security rather than a single point of closure. This segmentation allows the tamper-proof function to be achieved through multiple simple folding actions rather than a complex locking mechanism.
Solution Approach 2:
The engaging tabs are pre-formed on the flaps during manufacturing, and the box is designed so that when the flaps are folded into place, the tabs automatically engage with corresponding recesses on the box body. This preliminary preparation of engagement features ensures that the tamper-proof sealing action occurs automatically during the closing process, without requiring additional steps or complex mechanisms.
Data Source
AI summary
A box includes: a box body having an opening surrounded by multiple edges; a first lid body that is continuous with and extends from a first edge, among the multiple edges defining the opening in the box body, and that is foldable along the first edge to overlie the opening; and an engaging tab that is continuous with and extends from a second edge, which is different from the first edge, among multiple edges of the first lid body, and that is foldable and engageable with a storage item stored in the box body when the first lid body is folded along the first edge to overlie the opening.