Collapsible Storage Device With Flexible Hinge Panels

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Solution Overview

Problem

Existing storage devices lack a convenient and space-efficient solution for converting between expanded and collapsed positions, as they either do not effectively utilize flexible hinges or require complex mechanisms for folding and unfolding.

Innovation Solution

A collapsible storage device featuring resilient wall panels connected by flexible hinges that articulate between a flat collapsed position and an expanded rectangular position, with a lid that seals the container in both states, allowing for easy conversion and compact storage.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If a storage device is designed to be collapsible between expanded and collapsed positions, then space efficiency is improved, but device complexity increases due to the need for folding mechanisms

Engineering Contradiction:
Improvestorage volumeVSAvoidfolding mechanism complexity
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

The container is divided into multiple wall panels that can be independently folded relative to each other. Each panel is connected by hinges, allowing the structure to be segmented into collapsible sections that can be folded flat while maintaining structural integrity when expanded.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The container transitions from a static structure to a dynamic one that can change its configuration between expanded and collapsed states. The flexible hinges enable the wall panels to move and articulate, providing adaptability in storage space requirements.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If flexible hinges are used to connect wall panels, then ease of operation is improved, but manufacturing precision requirements increase

Engineering Contradiction:
Improvefolding operationVSAvoidhinge connection precision
Core Design Contradiction:
Ease of operationVSManufacturing precision

Solution Approach 1:

Flexible hinges are used to connect the wall panels, allowing them to bend and fold smoothly. The flexibility of the hinge material enables easy operation without requiring complex mechanical joints, while the hinge design accommodates variations in manufacturing precision through its inherent flexibility.

Inventive Principle:
Principle #30Flexible shells and thin films

3Adaptability or versatility

If the container is made from resilient materials, then adaptability is improved, but strength requirements increase

Engineering Contradiction:
Improvematerial adaptabilityVSAvoidstructural strength
Core Design Contradiction:
Adaptability or versatilityVSStrength

Solution Approach 1:

The container can be made from various resilient materials such as thermoplastics or biodegradable polymers, allowing adaptation to different environmental requirements and usage scenarios. The material selection balances resilience and strength based on specific application needs.

Inventive Principle:
Principle #40Composite materials

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 device efficiently converts between expanded and collapsed states using flexible hinges, maintaining storage capacity while minimizing space usage, and can be made from various materials like thermoplastics or biodegradable polymers, enhancing usability and versatility.

Implementation Method 1

a plurality of resilient wall panels, each adjacent pair of which is articulably connected with a flexible hinge extending therebetween

Methodology Applied
Scientific EffectElasticity: Elasticity

Implementation Method 2

each adjacent pair of wall panels is joined by a flexible hinge such that the container is articulably convertible about the hinges

Methodology Applied
Scientific EffectHinge mechanism: Hinge

Data Source

PatentUS7699212B2Collapsible storage device and method of making the same
Publication Date: 2010.04.20 SC JOHNSON HOME STORAGE INC
  • US7699212B2 patent drawing
  • US7699212B2 patent drawing
  • US7699212B2 patent drawing

AI summary

A collapsible storage device includes a collapsible container and a lid for the container. The container includes a plurality of resilient wall panels and a flexible hinge connecting each adjacent pair of wall panels. The container may be foldably converted between a substantially flat collapsed position and a substantially rectangular prismatic expanded position by articulating the wall panels about the flexible hinges. One side of the lid is adapted to cover an opening into the container when the container is in an expanded position. The opposite side of the lid is adapted to receive the substantially flat collapsed container within a recess in the lid.