Shipping Container Air Cell Flap Impact Protection

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Solution Overview

Problem

Conventional packaging methods for eCommerce shipping, such as bubble wrap, are inadequate for effectively protecting products from impact during individual shipping, particularly for fragile items like bottled products.

Innovation Solution

A container design featuring a plurality of panels connected at fold lines with end flaps and an air cell flap that is inwardly offset to create a protective air cell within the container, providing enhanced protection by allowing product apertures and using an inside panel for reinforcement to secure the air cell flap.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional packaging methods like bubble wrap are used for eCommerce shipping, then the packaging is simple and easy to apply, but the protection from impact is inadequate

Engineering Contradiction:
Improveprotection from impactVSAvoidpackaging structure
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The container is divided into multiple panels (front, back, side panels) connected at fold lines, creating a structured box configuration. This segmentation provides rigid structural support while maintaining ease of assembly through foldable connections, resolving the contradiction between protection reliability and structural complexity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

An air cell is created within the container by offsetting the air cell flap inwardly from the end flaps, forming a cushioning air space before shipping. This pre-established air cushion absorbs impact forces, significantly improving protection reliability without requiring complex external packaging materials.

Inventive Principle:
Principle #11Beforehand cushioning (Prior cushioning)

2Reliability

If standard boxes with minimal packing are used for eCommerce, then the packaging is simple and cost-effective, but product protection during shipping is insufficient

Engineering Contradiction:
Improveproduct protectionVSAvoidpackaging assembly
Core Design Contradiction:
ReliabilityVSEase of manufacture

Solution Approach 1:

The air cell flap is integrated directly into the container structure, being foldably connected to the end flaps and panels. This merging eliminates the need for separate cushioning materials and simplifies the manufacturing process, maintaining ease of manufacture while significantly improving product protection through the built-in air cell.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The air cell is formed using the flexibility of the container panels and flaps, which can be folded and offset to create the cushioning air space. This approach uses the inherent flexibility of the thin-walled container structure to achieve protection, avoiding the need for rigid or complex assembly mechanisms.

Inventive Principle:
Principle #30Flexible shells and thin films

3Reliability

If end flaps are overlapped to enclose the container end, then the container is sealed, but no additional protection is provided for the product

Engineering Contradiction:
Improveproduct securityVSAvoidflap configuration
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The air cell flap is offset inwardly from the end flaps along the dimension perpendicular to the container end, creating a three-dimensional air cell space within the container. This dimensional offset provides additional product protection and security without complicating the flap configuration, as the air cell flap remains foldably connected to the existing end flap structure.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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 container design effectively protects products from impact during shipping by creating a cushioning air cell that cradles items, reducing damage and enhancing the security of eCommerce shipments.

Implementation Method 1

the air cell flap is inwardly offset from the end flaps to define an air cell between the air cell flap and the end flaps to protect product within the interior space

Methodology Applied
Scientific EffectAir cushioning: Bubble

Data Source

PatentUS11655065B2Shippers with air cells
Publication Date: 2023.05.23 WESTROCK SHARED SERVICES LLC
  • US11655065B2 patent drawing
  • US11655065B2 patent drawing
  • US11655065B2 patent drawing

AI summary

A container includes a plurality of panels connected together at fold lines configured for extending at least partially around an interior space, including a front panel, a first side panel, a back panel and a second side panel. A plurality of end flaps are included, each end flap foldably connected to a respective one of the panels. The end flaps are overlapped with one another to enclose an end of the interior space. An air cell flap is foldably connected to at least one of the end flaps and/or one of the panels, wherein the air cell flap is within the interior space and is inwardly offset from the end flaps to define an air cell between the air cell flap and the end flaps to protect product within the interior space.