Foldable Cargo Container with Offset Skirts and Compound Beams

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Solution Overview

Problem

Current foldable cargo containers are not compatible with standard containers, making their implementation costly and impractical, and lack efficient folding and unfolding mechanisms, leading to inefficiencies in space utilization and increased shipping costs.

Innovation Solution

A foldable cargo container design featuring a roof panel, base panel, front panel, and side panels with hinged connections and adjustable skirts, allowing for easy folding and unfolding, and incorporating a system of tracks and springs for structural support and alignment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Volume of moving object

If foldable container designs incorporate structural features for folding capability, then space utilization when empty is improved, but compatibility with standard cargo containers deteriorates

Engineering Contradiction:
Improvespace occupied by empty containerVSAvoidcompatibility with standard cargo containers
Core Design Contradiction:
Volume of moving objectVSAdaptability or versatility

Solution Approach 1:

The container is divided into multiple panels (front panel, rear panel, side panels, roof panels, base panels) that can be independently folded relative to each other. Each panel is connected through hinge joints, allowing the container to be segmented into collapsible sections that reduce volume when empty while maintaining standard external dimensions when unfolded.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The container incorporates dynamic hinge joints and locking mechanisms that allow panels to transition between fixed and movable states. When locked, panels form a rigid standard container; when unlocked, panels can fold dynamically to reduce volume, enabling adaptation between standard and compact configurations.

Inventive Principle:
Principle #15Dynamics

2Volume of moving object

If foldable container designs incorporate structural features for folding capability, then space utilization when empty is improved, but device complexity deteriorates

Engineering Contradiction:
Improvespace occupied by empty containerVSAvoidstructural complexity of folding mechanism
Core Design Contradiction:
Volume of moving objectVSDevice complexity

Solution Approach 1:

Multiple structural functions are merged into single components. Hinge joints serve both as connection points between panels and as folding axes. Locking mechanisms are integrated into the hinge structures, combining support, rotation, and securing functions into unified elements that reduce overall system complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The folding mechanism incorporates self-latching features where panels automatically lock into position when folded, eliminating the need for separate manual locking operations. Spring-loaded hinges provide automatic tension and alignment, reducing the need for complex adjustment mechanisms.

Inventive Principle:
Principle #25Self-service

3Volume of moving object

If foldable container designs use complex folding mechanisms, then folding capability is improved, but ease of operation deteriorates

Engineering Contradiction:
Improvefolded space occupationVSAvoidsimplicity of folding and unfolding
Core Design Contradiction:
Volume of moving objectVSEase of operation

Solution Approach 1:

The container employs self-latching hinges and automatic locking mechanisms that engage when panels are folded into position, eliminating the need for manual securing operations. Spring-loaded features automatically tension the structure during folding, reducing the physical effort and complexity of operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The folding mechanism is designed to progress through defined motion paths that guide panels rapidly into locked positions. Once the folding sequence is initiated, the mechanical advantage of the hinge system allows the structure to collapse through its motion arc quickly, reducing the time and effort required for operation.

Inventive Principle:
Principle #21Skipping (Rushing through)

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

Enables the container to be efficiently folded to occupy less space when empty, maintaining structural integrity and compatibility with standard containers, thereby reducing shipping costs and improving logistics efficiency.

Implementation Method 1

Each of the front panel and the door panel is hingedly connected to only the roof panel

Methodology Applied
Scientific EffectHinge: Hinge

Implementation Method 2

incorporating a system of tracks and springs for structural support and alignment

Methodology Applied
Scientific EffectSpring: Spring

Data Source

PatentUS11192713B2Folding container
Publication Date: 2021.12.07 COMPACT CONTAINER SYSTEMS LLC
  • US11192713B2 patent drawing
  • US11192713B2 patent drawing
  • US11192713B2 patent drawing

AI summary

A foldable container adjustable between an unfolded condition and a folded condition comprises a roof panel and an opposing base panel, a front panel and an opposing door panel, and a right side panel and an opposing left side panel. Each of the front panel and the door panel is hingedly connected to only the roof panel. The right side panel is offset from the left side panel. A right side roof skirt is associated with the right side panel and an opposing left side roof skirt is associated with the left side panel. A height of the right side roof skirt is disparate from a height of the left side roof skirt. A first compound beam and a second compound beam are provided on opposing ends of the base panel. A height of the first compound beam is disparate from a height of the second compound beam.