Nested Beverage Carton Layout Reduces Scrap
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Solution Overview
Problem
Existing techniques for manufacturing packaging blanks result in significant scrap material, leading to high costs in producing cartons, as they require substantial stock material.
Innovation Solution
The design of a blank for forming cartons, which includes specific portions arranged along a longitudinal axis, allowing for efficient nesting and reduction in material usage. The blank features a unique configuration of panels and flaps that enable close nesting with identical blanks, optimizing the use of stock material.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of substance
If conventional techniques are used to manufacture packaging blanks, then the manufacturing process is simple and straightforward, but significant scrap material is generated leading to high production costs
Solution Approach 1:
The blank is designed with a nested configuration where portions of adjacent blanks interlock and nest within each other when arranged on stock material. This nesting arrangement allows blanks to be tightly packed with minimal gaps, significantly reducing scrap material while the complex interlocking geometry enables efficient material utilization.
Solution Approach 2:
The invention utilizes varying width portions (maximum width, minimum width, and primary width) along the longitudinal axis to create a three-dimensional nesting arrangement. By transitioning between different width dimensions, the blank configuration enables efficient two-dimensional layout optimization on the stock material, reducing waste through strategic dimensional variation.
2Loss of substance
If the blank width is reduced to minimize stock material usage, then material cost decreases, but the structural integrity and functionality of the carton may be compromised
Solution Approach 1:
The blank is divided into distinct portions with different width characteristics (maximum width portion, minimum width portion, and primary width portion). This segmentation allows different regions of the blank to serve different functions: wider portions provide structural strength where needed, while narrower portions enable efficient nesting and material reduction, maintaining overall carton integrity through strategic distribution of material.
Solution Approach 2:
Different portions of the blank have locally optimized width characteristics tailored to their specific functional requirements. The maximum width portions are positioned where structural support is critical, the primary width portions maintain necessary strength for carton assembly, and the minimum width portions are located where material reduction benefits nesting efficiency, achieving both strength and material conservation.
Data Source
AI summary
A packaging carton for packaging one or more articles and to blanks (100, 200, 1000) for forming the packaging carton. The carton and blanks comprise a plurality of panels for forming the carton including a top panel (108), a bottom panel (112), a first side panel (110), and a pair of partial side panels (106, 114). Each of the bottom panel, the first side panel, and the first partial side panel has a first and a second end flap hingedly connected thereto in opposition from each other, and the partial side panels adhere together to form a complete second side panel to enclose an interior volume for containing articles. The end flaps of the blank (100, 200, 1000) define an edge shape which is configured to be nested with the edge of an identical blank.