A shell container suitable for housing a discrete refill container
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Solution Overview
Problem
Consumer product packaging, particularly plastic containers, contribute significantly to waste and environmental issues due to disposal in landfills, and consumers often lack motivation or awareness to reuse or recycle packaging, despite existing refill options being cumbersome or not clearly presented as attractive alternatives.
Innovation Solution
A refill container system featuring a flexible pouch with a discrete fitment and a rigid outer reservoir, allowing easy insertion and removal of refills without rotation, equipped with an airless pump mechanism and visible cues for operation, minimizing material usage and environmental impact.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of substance
If refill containers are made flexible and lightweight to reduce material usage, then environmental impact is reduced and material conservation is improved, but structural support and stability during handling become problematic
Solution Approach 1:
The flexible refill pouch is nested within a rigid outer shell container that provides structural support. The rigid shell acts as a protective housing that maintains stability during handling and shelf display, while the flexible inner pouch contains the actual product, allowing material reduction in the refill component itself.
Solution Approach 2:
The packaging system is divided into two functional segments: a rigid outer shell providing structural integrity and a flexible inner pouch containing the product. This segmentation allows each component to be optimized for its specific function - the shell for strength and the pouch for material efficiency.
2Ease of operation
If refill containers are designed for easy removal and reinsertion, then ease of operation is improved, but structural integrity and sealing reliability may be compromised
Solution Approach 1:
The refill pouch is pre-formed with integrated sealing flanges and the rigid shell is pre-equipped with corresponding sealing surfaces and retention mechanisms. This preliminary preparation of sealing interfaces ensures that when the refill is inserted and removed multiple times, reliable sealing is maintained without requiring complex assembly operations each time.
3Loss of substance
If minimal packaging is used for refills to reduce waste, then environmental sustainability is improved, but product protection and shelf presentation may be insufficient
Solution Approach 1:
The flexible refill pouch is nested within a rigid outer shell that provides protective functions. This nested configuration allows the inner pouch to be minimized for material efficiency while the outer shell provides the necessary protection during transport and attractive presentation on shelves.
Solution Approach 2:
The rigid outer shell serves multiple functions simultaneously: it provides structural protection for the flexible refill, enables stable shelf presentation, facilitates handling and storage, and can be designed for reuse. This multi-functionality reduces the need for additional protective packaging components.
Data Source
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AI summary
A discrete product refill container and a rigid outer shell container. The refill container includes a product chamber and a fitment secured thereto. The fitment includes a ledge which is suitable for resting on a ledge of the rigid outer shell container while permitting the product chamber to pass into the shell interiorly to the ledge. It may also include a rim for grasping by transfer equipment. The fitment includes a destructive cover, i.e., one which cannot readily be re-closed, so that the consumer can easily make the product within the refill available for pumping, as desired. The rigid outer shell container can be snap fit closed. The refill bottle may be a pouch or a thin walled bottle, with a fitment. The fitment may serve to support the bottle in an inverted position for display or storage. The refill bottle may also include an integral ledge for support in the rigid outer shell container, instead of a discrete fitment. A modular fitment may be used which accommodates different types of closures, if desired.