Foldable Latching Sleeve With Pull Tab Catch Mechanism
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Solution Overview
Problem
Existing packaging solutions for tobacco products like snus or moist snuff lack efficient and user-friendly mechanisms for opening and closing, which can lead to product exposure and spoilage, and do not provide a secure way to attach multiple articles of different attributes.
Innovation Solution
A foldable sleeve blank with specific panel configurations and fold lines, including a pull tab, catch, back cover, front, binding, slot, and middle panels, allows for the formation of a latching mechanism that securely holds articles and can be easily opened and closed, with a catch panel latched within a slot to form a package that separates into two recesses.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If existing packaging solutions are used for tobacco products, then the packaging can be simple in structure, but the opening and closing mechanism is inefficient and not user-friendly, leading to product exposure and spoilage
Solution Approach 1:
The packaging employs a dynamic latching mechanism with a catch panel that can move between locked and unlocked positions. The catch panel includes locking points that engage with the slot to secure the package closed, and can be released by pulling the tab to access the tobacco product. This dynamic system allows the packaging to transition between secure closed state and accessible open state, improving both ease of operation and product protection.
Solution Approach 2:
The packaging is divided into distinct functional panels: catch panel, slot panel, front panel, back panel, and bottom panel. Each panel serves a specific function in the latching mechanism or packaging structure. This segmentation allows for independent optimization of each component's function while maintaining overall system reliability and ease of use.
2Reliability
If a secure latching mechanism is implemented, then product protection is improved, but the device complexity increases with multiple panels and fold lines
Solution Approach 1:
The packaging utilizes a flexible blank with multiple panels connected by fold lines, allowing the structure to be collapsed into a compact form for shipping and storage, then expanded into a rigid protective structure when assembled. The flexible nature of the blank enables the complex multi-panel configuration to be manufactured efficiently while providing secure latching functionality when assembled.
3Adaptability or versatility
If multiple articles of different attributes are packaged together, then versatility is improved, but the packaging structure becomes more complex to accommodate various product types
Solution Approach 1:
The packaging design provides a universal structure that can accommodate multiple articles of different attributes through its configurable panel system. The catch panel and slot mechanism provide universal latching functionality, while the internal configuration can be adapted to hold different types of tobacco products. The standardized panel connections and fold lines allow for versatile packaging applications without requiring fundamentally different structures for each product type.
Data Source
AI summary
A blank of foldable material to form a sleeve having a recess and a latching mechanism openable and closable by a user. The sleeve can contain articles such as packets of consumer products to form a package.


