Reinforced Packing Container Compression Features
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Solution Overview
Problem
Packing containers face challenges in maintaining strength and rigidity, especially during stacking, while minimizing material usage and preventing material deformation under compressive forces.
Innovation Solution
The integration of compression reinforcement features, such as tabs and recesses, into the container design, which are strategically placed to enhance stacking strength by maintaining the corrugated sheet material's integrity and distributing compressive forces effectively.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If compression reinforcement features are integrated into the container design, then stacking strength is enhanced, but device complexity increases
Solution Approach 1:
The compression reinforcement feature is segmented into two functional parts: a recess portion that receives compressive forces and a tab portion that distributes these forces. This segmentation allows the reinforcement feature to handle complex loading conditions while maintaining a relatively simple overall structure that can be integrated into standard container designs.
Solution Approach 2:
The compression reinforcement feature extends in the z-direction (perpendicular to the panel surface) rather than only in the plane of the panel. This dimensional extension allows the feature to intercept and distribute compressive forces more effectively throughout the panel thickness, enhancing stacking strength without requiring a complete redesign of the container structure.
2Loss of substance
If material usage is reduced, then manufacturing cost decreases, but container strength deteriorates
Solution Approach 1:
The compression reinforcement feature concentrates material only where compressive forces are applied (at the corners and edges near fold lines), rather than uniformly throughout the entire container. This localized material placement maintains strength where needed while minimizing material usage in areas subject to lower stresses.
Solution Approach 2:
The reinforcement feature utilizes the existing corrugated structure of the container panel in combination with the geometric configuration of the recess and tab portions. This composite approach leverages both the material properties of the corrugated board and the structural advantages of the reinforcement geometry to achieve high strength-to-weight ratio.
Data Source
AI summary
A container has a plurality of panels integrally arranged with respect to a set of orthogonal x, y and z axes, the z-axis defining a direction line in which the container is configured to support a stacking load. The panels are folded to define a form having a plurality of folded edges oriented perpendicular to the z-axis. At least one of the plurality of folded edges has a cutout region having a planar edge oriented perpendicular to the z-axis. The plurality of panels includes a plurality of cut edges oriented and disposed inline with respective ones of the plurality of folded edges. At least one of the plurality of cut edges has a projection disposed contiguous and planar with a respective panel. The projection includes a planar edge oriented perpendicular to the z-axis, the planar edge being disposed within an adjacently disposed cutout region.