Rigid Bag Protector Design for Efficient Tote Bag Shipping

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Solution Overview

Problem

Conventional tote bags are not sturdy enough to protect items during shipment and are difficult to mass-handle efficiently due to their shape and material, making them unsuitable for efficient delivery in shipping containers.

Innovation Solution

The use of bag protectors with a generally tapering profile and sufficient rigidity, made from materials like cardboard or plastic, that can be folded to snugly contain tote bags and facilitate easy stacking and handling, allowing for secure and efficient storage within boxes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If tote bags are used for shipping items, then environmental friendliness and reusability are improved, but protection from damage and handling efficiency deteriorate

Engineering Contradiction:
Improveprotection from damageVSAvoidhandling efficiency
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

A rigid box is introduced as an intermediary container to hold the flexible tote bag. The box provides structural support and protection while the tote bag remains inside, solving both the protection and handling efficiency problems simultaneously.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The packaging system is divided into two functional segments: a rigid outer box for structural support and protection, and a flexible inner tote bag for item containment. This segmentation allows each component to fulfill its specific function optimally.

Inventive Principle:
Principle #1Segmentation

2Reliability

If tote bags are used for shipping items, then environmental friendliness is improved, but stacking and space utilization deteriorate

Engineering Contradiction:
Improveprotection from damageVSAvoidspace utilization
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The rigid box serves as a mediator that enables efficient stacking and space utilization while the flexible tote bag provides environmental benefits. The box's rigid structure allows for stable stacking in shipping containers, solving the space utilization problem.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

By separating the protective/stacking function (box) from the containment function (tote bag), the system achieves both protection and efficient space utilization in the shipping container.

Inventive Principle:
Principle #1Segmentation

3Reliability

If conventional tote bags are used, then environmental consciousness is satisfied, but sturdiness and item protection deteriorate

Engineering Contradiction:
Improveprotection from damageVSAvoidsturdiness
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The rigid box acts as a mediator that provides the necessary sturdiness and protection, while the flexible tote bag maintains its environmental benefits. The box absorbs impact forces and provides structural integrity.

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The packaging system combines two different material types: rigid material for the box providing strength and protection, and flexible material for the tote bag providing environmental benefits. This composite approach solves the sturdiness problem while maintaining eco-friendliness.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentEP2776325B1Bag delivery system
Publication Date: 2017.05.31 AMAZON TECH INC
  • EP2776325B1 patent drawingFigure 1
  • EP2776325B1 patent drawingFigure 2
  • EP2776325B1 patent drawingFigure 3

AI summary

Delivering bags, for example, for delivering items and products purchased bye-commerce in so-called "grocery" tote bags to the respective purchasing customers is described. In one embodiment, a system includes a box and a plurality of bag protectors, each made of material having sufficient rigidity to protect a bag contained therein. In one embodiment, the bag protector has a bottom panel configured to support a bottom of the bag, and two side panels that are configured to extend from two opposing edges of the bottom panel away from the bottom panel to form a generally tapering profile so as to meet each other adjacent an opening portion of the bag. The box is configured to receive a plurality of bag protectors, each protectively containing a bag therein. For example, given the generally tapering profile of the bag protectors, they may be placed alternately facing opposite directions in the box.