Quarter-Turn Locking Attachments for Modular Storage Crates

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Solution Overview

Problem

Conventional crates are static in configuration, limiting their adaptability to different storage needs and often result in inefficient space usage when not in use, and they are typically limited to a single stacking arrangement, which can lead to instability and hinder access to interior contents.

Innovation Solution

A modular crate system with customizable attachments and panels that allow for multiple orientations and stacking configurations, featuring a universal connector, swinging and folding panels, and a lid assembly that maintains stackability and access even when stacked, along with internal modular components for organization and fire protection.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If conventional crates are designed to support heavy items, then load-bearing capability is improved, but adaptability to different storage needs deteriorates

Engineering Contradiction:
Improveload-bearing capabilityVSAvoidadaptability to different storage needs
Core Design Contradiction:
StrengthVSAdaptability or versatility

Solution Approach 1:

The crate is divided into modular components including interchangeable panels (solid, mesh, clear), removable dividers, and separate lid assemblies. This segmentation allows users to reconfigure the crate structure to suit different storage needs while maintaining the structural integrity of individual components for load-bearing capacity.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The crate incorporates dynamic elements such as removable and reconfigurable panels, adjustable dividers, and interchangeable sides that can be modified based on storage requirements. This dynamic design enables the same crate to adapt to various storage scenarios while maintaining strength through its core structural framework.

Inventive Principle:
Principle #15Dynamics

2Strength

If conventional crates are made bulky to support heavy items, then load-bearing capability is improved, but space efficiency when not in use deteriorates

Engineering Contradiction:
Improveload-bearing capabilityVSAvoidfootprint when not in use
Core Design Contradiction:
StrengthVSVolume of moving object

Solution Approach 1:

The crate can be disassembled into separate components including panels, dividers, and lid assemblies. When not in use, these segmented parts can be stored separately or nested within each other, significantly reducing the footprint while maintaining the full load-bearing capability when reassembled.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

Removable components such as dividers and panels can be nested within the crate structure or stored in dedicated compartments when not in use, minimizing the space required for storage while preserving the complete functionality and strength of the crate when needed.

Inventive Principle:
Principle #7Nested doll (Nesting)

3Volume of moving object

If conventional folding crates are designed to reduce footprint, then space efficiency is improved, but strength and durability deteriorate

Engineering Contradiction:
Improvefootprint when collapsedVSAvoidstrength for supporting heavy items
Core Design Contradiction:
Volume of moving objectVSStrength

Solution Approach 1:

The folding mechanism is implemented through segmented panels with hinge connections that allow collapse while maintaining structural integrity. Each panel is designed as a discrete load-bearing component, ensuring that even in folded configuration, the individual segments retain their strength for supporting heavy items.

Inventive Principle:
Principle #1Segmentation

4Adaptability or versatility

If conventional folding crates include additional components for folding functionality, then folding capability is improved, but device complexity deteriorates

Engineering Contradiction:
Improvefolding capabilityVSAvoidcomplexity of additional components
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The folding functionality is merged with the primary structural panels rather than being implemented through separate folding mechanisms. The panels themselves are designed to fold along predetermined lines, eliminating the need for additional folding components and reducing overall device complexity while maintaining full folding capability.

Inventive Principle:
Principle #5Merging (Combining)

5Ease of manufacture

If conventional crate systems use single stacking arrangement, then manufacturing simplicity is improved, but stability of stacked configuration deteriorates

Engineering Contradiction:
Improvesimplicity of stacking designVSAvoidstability of stacked configuration
Core Design Contradiction:
Ease of manufactureVSStability of the object's composition

Solution Approach 1:

The crate is designed with universal stacking interfaces and symmetrical features that allow it to be stacked in multiple orientations and configurations. This multi-functional stacking capability increases stability by distributing weight more effectively across various stacking arrangements while maintaining manufacturing simplicity through standardized interface design.

Inventive Principle:
Principle #6Universality (Multi-functionality)

6Stability of the object's composition

If conventional crate systems lock to prevent falling, then stability of stacked configuration is improved, but access to interior contents deteriorates

Engineering Contradiction:
Improvestability when stackedVSAvoidaccess to interior contents
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The locking mechanism is designed as a separate, removable component that can be easily detached to access crate contents. The lock provides stability when engaged but can be quickly removed or opened without disassembling the entire crate structure, maintaining both stacking stability and ease of access to interior contents.

Inventive Principle:
Principle #2Taking out (Extraction)

Data Source

PatentUS12420982B2Quarter-turn locking attachment for a storage device
Publication Date: 2025.09.23 ISMERT DOMINIC P
  • US12420982B2 patent drawing
  • US12420982B2 patent drawing
  • US12420982B2 patent drawing

AI summary

Implementations disclosed and claimed herein provide a customized storage system. In one implementation, a folding crate movable between a storage position and a collapsed position is provided. One or more customizable and modular attachments to the storage crates may be provided to attaching to or otherwise mating with a side of a crate. The modular attachments may include a universal connector that connects to an opening in any side of a storage crate and one or more accessories that mate with the universal connector, with each of the accessories having a specific use or utility, such as a cup holder accessory, a handle accessory, a tool holder accessory, and the like.