Flange Seal Case Design for Retail Display Conversion
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Solution Overview
Problem
Existing convertible package assembly and display systems are not cost-effective, environmentally friendly, and complex in design, requiring pre-gluing in RSC designs and elaborate tear strips that complicate the forming process.
Innovation Solution
The proposed solution is a flange seal case (FSC) design with limited scoring to the bottom portion, asymmetrical top flaps, and aggressive cut patterns for easy tear-away, reducing material waste and machine steps, and enhancing shelf appeal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If traditional RSC design with pre-gluing is used, then package assembly is secure, but material cost increases and manufacturing complexity increases
Solution Approach 1:
The patent extracts and eliminates the pre-gluing step from the traditional RSC manufacturing process by using an FSC design where the flange seal structure provides inherent security without requiring adhesive application. This removes a complex manufacturing step while maintaining package assembly security.
Solution Approach 2:
The FSC flange seal structure serves multiple functions simultaneously: it provides structural integrity, secures the package assembly, and eliminates the need for separate gluing operations. This multi-functional design reduces both manufacturing complexity and material costs.
2Ease of operation
If elaborate tear strips are used for conversion, then package is easily opened, but forming process becomes complicated
Solution Approach 1:
The patent segments the package structure into distinct components with pre-defined tear paths and separation lines. This segmentation allows for easy opening while keeping the forming process simple, as the structure is designed to separate cleanly along predetermined paths without requiring elaborate tear strips.
Solution Approach 2:
The FSC design incorporates preliminary scoring and tear paths during the forming process itself, rather than adding separate tear strips afterward. This preliminary action simplifies the overall forming process while ensuring easy opening at the point of use.
3Reliability
If redundant overlapping material is used, then package is secure, but material cost increases
Solution Approach 1:
The FSC design applies material efficiently by providing overlapping flange seal structures only where needed for security, rather than using redundant material throughout the entire package. This local quality approach maintains package security while minimizing material waste and reducing costs.
Data Source
AI summary
A package assembly suitable for use in storing and shipping a plurality of product containers includes a shipping configuration and a display configuration. In the shipping configuration the package assembly is constructed from a single blank of packaging material and formed into a case into which a plurality of product containers are inserted. In the display configuration a top portion of the case is removed from a bottom portion of the case along one or more tear lines on the blank.