Hinged-Lid Packaging With Flanged Resealable Inner Container
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Solution Overview
Problem
Existing packaging for smokeless tobacco products, such as metal or paperboard cans, lack the convenience and appeal of hinged-lid packaging familiar to consumers, and do not provide a resealable option to maintain freshness.
Innovation Solution
A combination of an outer hinged lid packaging container and an inner resealable packaging container, where the inner container is insertable within the outer container, featuring a resealable closure and rearwardly projecting flanges to ensure secure closure and maintain freshness.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional metal or paperboard cans are used for smokeless tobacco products, then the packaging is simple and easy to manufacture, but it lacks the convenience and appeal of hinged-lid packaging and does not provide resealable functionality
Solution Approach 1:
The patent implements nesting by placing an inner resealable container inside an outer hinged-lid container. The inner container holds the smokeless tobacco product and features a resealable opening, while the outer container provides additional protection and familiar hinged-lid access. This nested structure combines the convenience of both hinged-lid and resealable packaging types without requiring a completely new complex design.
Solution Approach 2:
The packaging is divided into two separate functional components: an outer hinged-lid container and an inner resealable container. Each component performs a specific function - the outer container provides secure closure and familiar user interaction, while the inner container provides product-specific resealing. This segmentation allows each part to be optimized independently while working together to solve the overall packaging problem.
2Reliability
If a resealable inner container is added within the outer hinged lid container, then freshness is maintained through resealing capability, but the packaging structure becomes more complex
Solution Approach 1:
The inner resealable container is nested within the outer hinged-lid container, creating a dual-layer protection system. The inner container's resealable opening ensures freshness is maintained when the product is accessed, while the outer container provides an additional barrier and familiar closure mechanism. This nesting approach enhances reliability without requiring a single overly complex container design.
Solution Approach 2:
The packaging system performs multiple functions through its dual-container design: the outer container provides secure closure, product protection, and familiar hinged-lid interaction, while the inner container provides product-specific sealing and freshness maintenance. This multi-functionality approach allows a single packaging system to address multiple requirements (security, freshness, user convenience) without needing separate packaging solutions for each function.
3Reliability
If the inner container width is made greater than the inner box width of the outer container, then the inner container can be securely positioned, but it may not fit properly within the outer container
Solution Approach 1:
The side panels of the inner container are designed with non-uniform width distribution - the front and back panels have different widths compared to the side panels. Specifically, the side panels extend wider than the inner box width of the outer container to provide secure positioning and friction fit, while the front and back panels are dimensioned to allow proper insertion and removal. This local variation in dimensions allows the inner container to be securely positioned without being too large to fit.
Solution Approach 2:
The inner container employs asymmetric dimensioning where opposite panels have different widths. The side panels (left and right) are wider than the inner box width to engage with the outer container walls for secure positioning, while the front and back panels are narrower to facilitate insertion. This asymmetric design breaks the traditional symmetric box structure to optimize both fit and security.
Data Source
AI summary
A pack for consumer goods includes an outer packaging container and an inner packaging container. The outer packaging container includes a lower box portion with an upper lid portion hingedly connected thereto. The inner packaging container includes a dispensing opening with a resealable closure, a front panel, a back panel, a top panel, a bottom panel, and opposing side panels; each side panel having an inner panel and an outer panel, the inner panel having a first width defining a width of the inner packaging container, and the outer panel including at least a portion having a second width defining flanges having a width greater than the first width. The inner packaging container is insertable within the outer packaging container such that the flanges extending from the back panel of the inner packaging container exert a biasing force on the hinged lid of the outer packaging container to assure lid closure is maintained.