Modular Stackable Rack System for Multi-Size Container Logistics

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Solution Overview

Problem

Existing storage rack systems for shipping containers are inefficient and inconvenient due to the need for multiple custom-designed racks to accommodate different-sized secondary receptacles, leading to logistics and inventory management issues.

Innovation Solution

A modular, stackable rack system comprising interlocking racks of varying sizes and compartments, equipped with damping devices to secure and stabilize storage containers, allowing flexible adaptation to different container shapes and sizes.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If multiple custom-designed storage racks are used to accommodate different-sized secondary receptacles, then the storage racks can fit various container types, but the number of shipping containers needed increases and logistics efficiency decreases

Engineering Contradiction:
Improveaccommodation of different secondary receptaclesVSAvoidshipment efficiency
Core Design Contradiction:
Adaptability or versatilityVSProductivity

Solution Approach 1:

The patent applies universality by designing a standardized storage rack with adjustable shelving and modular compartments that can accommodate multiple types of secondary receptacles (vial boxes, cassettes, blood bags) within a single rack structure. This eliminates the need for separate custom-designed racks for each receptacle type, allowing one rack design to serve multiple functions and reduce the total number of containers needed.

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

Solution Approach 2:

The storage rack is segmented into multiple adjustable compartments and shelves that can be configured to fit different sizes and shapes of secondary receptacles. The rack includes removable dividers and adjustable shelf positions, allowing the same rack structure to be divided and reconfigured based on the specific receptacle types being shipped, thereby maintaining versatility without requiring multiple specialized rack designs.

Inventive Principle:
Principle #1Segmentation

2Adaptability or versatility

If multiple custom-designed storage racks are maintained in inventory to meet diverse shipping needs, then all container types can be accommodated, but inventory management complexity increases

Engineering Contradiction:
Improvecoverage of diverse shipping needsVSAvoidinventory management
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

By creating a universal rack design that can handle various secondary receptacle types through adjustable configurations, the system reduces inventory complexity. Instead of maintaining separate stock of specialized racks for different shipping scenarios, a single universal rack design suffices, simplifying procurement, storage, and deployment logistics while still meeting diverse shipping needs.

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

Solution Approach 2:

The rack incorporates dynamic, adjustable elements such as movable shelves, removable partitions, and reconfigurable compartments that allow the rack structure to adapt to different shipping requirements on-demand. This dynamic reconfigurability eliminates the need for multiple static rack designs, reducing inventory management complexity while maintaining versatility across different container types.

Inventive Principle:
Principle #15Dynamics

3Stability of the object's composition

If secondary receptacles are stored in fixed-position racks, then movement is limited, but the racks cannot adapt to different container configurations

Engineering Contradiction:
Improvelimitation of movementVSAvoidaccommodation of different container configurations
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The storage rack employs dynamic, adjustable shelving and compartment structures that can be reconfigured based on the specific container configuration and receptacle types. The shelves and dividers can be moved or removed to create different storage patterns, allowing the rack to adapt to various container sizes and shapes while still providing stable, limited movement for the stored receptacles during transit.

Inventive Principle:
Principle #15Dynamics

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 system enhances shipment efficiency by minimizing the number of shipping containers needed and protecting sensitive materials from vibration, while providing versatile storage solutions for diverse container types.

Implementation Method 1

The damping device may include a leaf spring. The leaf spring may be coupled to the shelf or the bottom surface of the second stackable rack and include a curved elongated portion that protrudes or curves into the first or second compartment and flexes or compresses to reduce the vibration.

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS20260048932A1Stackable rack system
Publication Date: 2026.02.19 CRYOPORT INC
  • US20260048932A1 patent drawing
  • US20260048932A1 patent drawing
  • US20260048932A1 patent drawing

AI summary

In general, one aspect of the subject matter described in this specification is embodied in a rack system. The rack system includes a first stackable rack and a second stackable rack. The first stackable rack includes a top ceiling, a bottom surface, a first sidewall and a second sidewall. The second stackable rack includes a top ceiling, a bottom surface, a first sidewall, a second sidewall and a shelf. The top ceiling, the bottom surface, the first sidewall, the second sidewall and the shelf of the second stackable rack define a first compartment and a second compartment. The bottom surface of the first stackable rack is slidably coupled with the top ceiling of the second stackable rack.