Package Opening Feature With Perforated Panels
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Solution Overview
Problem
Existing product packaging, such as three-dimensional cartons, often require multiple steps and can generate unwanted waste during opening, which complicates the process and increases costs.
Innovation Solution
The packaging design includes perforations and weakened bend elements in the panels, allowing for a simplified opening method where the top portion is squeezed and rotated to separate from the bottom portion, reducing the effort and waste involved in accessing the product.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional locking tabs and closure strips are used to secure the end flap, then the package can be securely closed, but the opening process requires multiple steps and creates loose waste elements
Solution Approach 1:
The package is divided into a top portion and a bottom portion that can be easily separated. Perforations are strategically placed to allow the top portion to be cleanly detached from the bottom portion, eliminating the need for multiple opening steps and reducing waste elements.
Solution Approach 2:
The top portion of the package is extracted as a separate, easily removable component. The perforations enable the user to cleanly separate the top portion from the bottom portion, simplifying the opening process and eliminating loose waste elements that would otherwise remain.
2Productivity
If multiple opening steps are required, then the package can be securely opened, but the time and effort required to access the product increases
Solution Approach 1:
Perforations are pre-formed in the package panels during manufacturing, preparing the structure for easy separation. This preliminary action eliminates the need for multiple opening steps during use, allowing the top portion to be quickly and easily removed with minimal time and effort.
3Ease of operation
If traditional perforation designs are used, then the package can be opened, but loose and unwanted waste elements are created
Solution Approach 1:
The package is segmented into a top portion and a bottom portion with perforations designed to create a clean separation line. This segmentation ensures that when the package is opened, the top portion detaches as a single piece rather than creating loose waste elements scattered throughout.
Solution Approach 2:
The perforations in the front panel, back panel, and side panels are combined to form an integrated separation system. This merging of perforation elements across multiple panels works together to guide the separation cleanly, preventing loose waste elements from being created during the opening process.
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
This design streamlines the opening process, reducing the time and effort required to access the product while minimizing waste, providing an improved user experience.
Implementation Method 1
The front panel includes a front panel perforation extending from the first side panel to the second side panel... The first side panel includes a first side panel perforation extending from the front panel perforation to the back panel perforation... displacement of the front panel toward the back panel adjacent the top ends thereof tears the first side panel at the first side panel perforation
Data Source
AI summary
A package may include a front panel and a back panel opposite the front panel, each including a top end and a bottom end, and a first side panel and a second side panel each extending between the front panel and the back panel. The front panel includes a front panel perforation extending from the first side panel to the second side panel. The back panel includes a back panel perforation extending from the first side panel to the second side panel. The front panel perforation and the back panel perforation may be disposed between the top and bottom ends of the front and back panels, respectively. The first side panel includes a first side panel perforation extending from the front panel perforation to the back panel perforation. The second side panel includes a hinge element extending from the front panel perforation to the back panel perforation.