Carton Integrated Handle Assembly Access Flap
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Solution Overview
Problem
Conventional cartons lack an effective handle assembly and access flap mechanism that allows for secure transportation and easy product access, leading to potential product loss during repositioning.
Innovation Solution
A carton design featuring a living hinge-connected access flap that can pivot for enlarged access and a handle assembly with strategically placed openings on the flap and side panels, enabling secure grasping and single-handed manipulation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a conventional carton design is used, then the structure is simple, but the carton cannot be securely grasped for transportation and products may fall out during repositioning
Solution Approach 1:
The invention combines the access flap mechanism and handle assembly into a single integrated structure. The flap is formed from portions of multiple sides and includes openings that serve dual purposes: providing access to products and enabling secure grasping for transportation. This merging eliminates the need for separate handle components while maintaining product containment reliability.
Solution Approach 2:
The flap structure serves multiple functions simultaneously: it provides product access when opened, maintains containment when closed, and enables secure grasping through integrated openings. This multi-functionality resolves the contradiction by making the same structural element serve containment and transportation needs without adding separate components.
2Ease of operation
If an access flap is added to enable product access, then product accessibility is improved, but the carton structure becomes more complex
Solution Approach 1:
The access flap is merged with the handle assembly functionality. The flap is formed from portions of multiple sides and includes openings that serve dual purposes: providing access to products and enabling secure grasping for transportation. This integration improves ease of operation while minimizing additional structural complexity.
Solution Approach 2:
The flap is designed to be movable, pivoting between a closed position that maintains product containment and an open position that provides access. This dynamic element allows the structure to adapt between containment and access modes without requiring complex mechanisms, resolving the contradiction between ease of operation and structural simplicity.
3Adaptability or versatility
If the flap extends into multiple sides of the carton, then the carton can be supported in vertical or horizontal configurations, but the manufacturing complexity increases
Solution Approach 1:
The flap is segmented from portions of multiple sides of the carton, with each segment connected by living hinges. This segmentation allows the flap to pivot and adapt to different orientations (vertical or horizontal) while being constructed from standard carton panels, minimizing manufacturing complexity despite the increased versatility.
4Ease of operation
If openings are provided in the flap and side panel, then secure grasping is enabled, but the structural integrity is reduced
Solution Approach 1:
The openings in the flap and side panel are merged to form an integrated handle assembly. This combination allows secure grasping with one hand while the openings are strategically positioned to minimize impact on overall structural integrity. The handle assembly becomes a reinforced feature rather than a weakness.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The design allows for secure transportation and easy access to products, preventing loss during repositioning while maintaining product containment.
Implementation Method 1
remains connected to the remainder of a body of the carton by a living hinge. In this manner, the flap can be readily pivoted from a closed position to a retracted or opened position
Data Source
AI summary
A carton for storing a plurality of products includes a main body establishing an enclosure with an interior cavity for storing a plurality of products, with the enclosure being formed from a plurality of interconnected panels. A hingedly connected access flap, enabling access to the interior cavity, is formed from and extends across portions of at least two of the plurality of panels. The carton is provided with a handle assembly established, at least in part, by first and second openings, with the first opening being formed in the access flap and the second opening being formed adjacent the access flap in one of the plurality of panels. The handle assembly enables the carton to be readily grasped with one hand while simultaneously closing an access opening to the carton with the flap.