Inflatable Wine Bottle Packaging with Air Columns

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Solution Overview

Problem

Conventional packaging materials for long-shaped goods like wine bottles are either not strong enough to prevent damage, have high manufacturing costs, and pose environmental concerns due to non-recyclability and ease of tearing.

Innovation Solution

An inflatable package structure comprising a plurality of air columns with heat sealing lines, a bottom wall, and dual fixing structures that include bending portions and connecting surfaces to securely encase and protect bottles, offering high strength and stability while being cost-effective and recyclable.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If conventional packaging materials like cardboard or paper plastic are used, then the packaging can be easily manufactured and is environmentally friendly, but the packaging lacks sufficient strength and tears easily along gaps

Engineering Contradiction:
Improveprotective strengthVSAvoidmanufacturing simplicity
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The patent changes the physical state of the packaging material from solid (cardboard, paper plastic) to gas-filled structure (air columns). By inflating air columns within the packaging, the material transitions from a flat, tear-prone state to a three-dimensional, high-strength protective structure that resists external forces without tearing.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The patent uses pneumatic principles by incorporating air columns that can be inflated to provide structural support and protection. The air-filled chambers create a cushioning effect and distribute external forces, significantly enhancing the protective strength while maintaining material flexibility and recyclability.

Inventive Principle:
Principle #29Pneumatics and hydraulics

2Strength

If Styrofoam is used as protective material, then high protective strength is achieved, but manufacturing costs increase and environmental damage occurs with difficulty in recycling

Engineering Contradiction:
Improveprotective strengthVSAvoidenvironmental harm
Core Design Contradiction:
StrengthVSObject-affected harmful factors

Solution Approach 1:

The patent employs a disposable packaging structure made from recyclable materials that can be used once and then discarded or recycled. The air column packaging serves its protective function during transportation and can then be collapsed and recycled, avoiding the long-term environmental persistence of Styrofoam while maintaining comparable protective strength.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The patent enables recovery and recycling of the packaging material after use. Unlike Styrofoam that persists in the environment, the air column packaging can be collapsed, collected, and recycled into new packaging products, thereby recovering valuable materials and reducing environmental harm from waste accumulation.

Inventive Principle:
Principle #34Discarding and recovering

3Reliability

If thick cardboard concave folds are used for protection, then some protection is provided, but the packaging tears easily once a gap appears

Engineering Contradiction:
Improveprotection reliabilityVSAvoidstructural integrity
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The patent transforms the packaging structure from a rigid, gap-vulnerable cardboard fold to a flexible, air-filled columnar structure. The air columns can deform and absorb impacts without creating gaps that would compromise structural integrity, thereby simultaneously improving both protection reliability and structural strength.

Inventive Principle:
Principle #35Parameter changes

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 inflatable package structure provides robust protection, ease of use, and environmental sustainability, suitable for both transportation and display, ensuring the safety and visibility of goods during conveyance and storage.

Implementation Method 1

A plurality of air columns (14) are arranged above the bottom wall (13) in parallel, and each of which includes heat sealing lines (L) on two sides of an extending direction

Methodology Applied
Scientific EffectHeat sealing: Heating

Data Source

PatentEP3611114B1Inflatable package for a bottle
Publication Date: 2023.09.13 KUNSHAN AIRBAG PACKING CORP
  • EP3611114B1 patent drawingFigure 1
  • EP3611114B1 patent drawingFigure 2
  • EP3611114B1 patent drawingFigure 3

AI summary

An inflatable package wine bag (1) includes a bottom wall (13), a first fixing structure (11), and a second fixing structure (12). The first fixing structure (11) includes a first connecting portion (111) and a first bending portion (112). The second fixing structure (12) includes a second connecting portion (121) and a second bending portion (122). The first bending portion (112) includes a first inner side surface wall (1122) and a first opening (113), and the second bending portion (122) includes a second inner side surface wall (1222) and a second opening (123).