Reclosable Blister Package With Hinged Paperboard Cards
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Solution Overview
Problem
Conventional blister packages are difficult to open and may pose a risk of injury due to rough edges, while also not maintaining a neat appearance after opening, and lack the ability to be easily reclosed.
Innovation Solution
A blister package design featuring separate front and back cards with perforation lines that allow for easy separation and reconnection, utilizing various connection types such as bayonet, screw, or snap fits, and made from sustainable paperboard materials to ensure easy access and resealing without tools.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional blister packages are made to be tamper resistant and sealed, then security and protection are improved, but opening difficulty increases and appearance degrades after opening
Solution Approach 1:
The package is divided into separate front and back card segments connected by a hinge, allowing the front card to be opened independently while the back card remains stationary. This segmentation enables easy opening without compromising the sealed structure's integrity or appearance when closed.
Solution Approach 2:
A hinge acts as an intermediary element connecting the front and back cards, enabling controlled movement between them. The hinge allows the front card to swing open for access while maintaining the overall package structure and appearance when closed, resolving the contradiction between security and ease of opening.
2Reliability
If blister packages use rough-edged sealing methods, then sealing effectiveness is improved, but user safety deteriorates due to cut risks
Solution Approach 1:
The package utilizes a flexible blister insert that can be sealed effectively while providing smooth, rounded edges that eliminate cut risks. The flexible nature of the blister allows for secure sealing of contents while the thin film structure inherently avoids sharp edges, simultaneously achieving sealing effectiveness and user safety.
3Ease of operation
If blister packages are designed for easy opening, then user convenience is improved, but ability to reclose and maintain appearance deteriorates
Solution Approach 1:
The hinge mechanism provides dynamic functionality, allowing the front card to move between closed and open positions. When closed, the package maintains its original appearance and composition stability. When opened, the hinge enables easy access without requiring forceful breaking or damaging the structure, thus preserving appearance while providing opening ease.
4Reliability
If paperboard packages are used for sustainability, then environmental impact is improved, but structural strength and ease of manufacture deteriorate
Solution Approach 1:
The package is segmented into modular components (front card, back card, hinge, blister insert) that can be manufactured separately using standard paperboard cutting and folding techniques. This segmentation simplifies manufacturing processes while maintaining structural integrity and sustainability benefits of paperboard materials.
Solution Approach 2:
The design utilizes standard paperboard material properties and common manufacturing parameters (cutting, folding, assembling) to achieve the desired structure. By working within conventional paperboard manufacturing capabilities rather than requiring specialized processes, the package maintains ease of manufacture while preserving sustainability advantages.
Data Source
AI summary
A package (100) is disclosed which includes a blister with two halves (150,160) that rotate apart, the blister flanges being sealed within two paperboard cards (110, 120). The package may be opened by tearing across the paperboard cards, then rotating or tilting the blister halves apart.