Transport Tray Locking Bar for Fast Multi-Load Securing

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Solution Overview

Problem

Existing locking systems for transport platforms are bulky and complex, requiring separate locking and release operations for each load, which complicates the installation and removal process.

Innovation Solution

A transport platform with a longitudinal orientation featuring a chassis, movable fastening systems, and an actuation system that allows simultaneous locking and release of multiple loads through a handle-operated transmission system, enabling simple and efficient installation and removal of loads.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If traditional locking systems are used to secure loads on the transport platform, then the loads are securely locked, but the locking system becomes bulky and complex

Engineering Contradiction:
Improveload securityVSAvoidlocking system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent combines multiple locking functions into a single integrated locking bar that can simultaneously secure multiple containers. The locking bar integrates the functions of multiple individual locking mechanisms into one component, reducing overall system complexity while maintaining security. The bar works with corresponding receptacles on each container to provide secure locking without requiring separate locking devices for each container.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The locking bar serves multiple functions: it can lock multiple containers simultaneously, can be positioned at different locations along its length, and can engage with various container types through standardized receptacles. This multi-functionality reduces the number of components needed while maintaining reliable security across different loading scenarios.

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

2Reliability

If traditional locking systems are used for each load, then individual loads are secured, but the installation and removal process becomes time-consuming

Engineering Contradiction:
Improveload securityVSAvoidloading time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

The locking bar combines multiple locking operations into a single action. By moving one locking bar, the operator can simultaneously lock or unlock multiple containers that are positioned along the transport platform. This eliminates the need to operate separate locking mechanisms for each container, significantly reducing the time required for loading and unloading operations while maintaining secure locking of all containers.

Inventive Principle:
Principle #5Merging (Combining)

3Device complexity

If a simple locking mechanism is used, then the system is easy to implement, but it cannot prevent loads from falling during transport

Engineering Contradiction:
Improvelocking system simplicityVSAvoidload security
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The locking bar is divided into multiple segments or positions along its length, with each segment capable of engaging with a corresponding receptacle on a container. This segmentation allows the single bar to provide multiple locking points simultaneously. The bar can be positioned to engage with different containers or the same container at different locations, providing comprehensive security without requiring multiple separate locking devices.

Inventive Principle:
Principle #1Segmentation

4Reliability

If multiple individual locking systems are installed for each container, then all containers are securely locked, but the overall system becomes bulky

Engineering Contradiction:
Improveload securityVSAvoidlocking system volume
Core Design Contradiction:
ReliabilityVSVolume of moving object

Solution Approach 1:

The patent merges multiple individual locking systems into a single locking bar that spans across multiple containers. Instead of having separate locking devices for each container, the bar provides a unified locking mechanism that secures all containers along its length. This consolidation significantly reduces the volume occupied by the locking system while maintaining the security function for all containers simultaneously.

Inventive Principle:
Principle #5Merging (Combining)

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 solution provides a simple and efficient mechanism for locking and releasing loads, facilitating easy loading and unloading operations while ensuring secure transport.

Implementation Method 1

a return element, and a locking device controlled by the actuation system, where the latch has a first end mounted movable for rotation on the chassis about a first axis of rotation parallel to the longitudinal direction

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentEP4442507B1Transport tray with means for locking loads on the transport tray
Publication Date: 2025.11.12 AZ METAL
  • EP4442507B1 patent drawingFigure 1
  • EP4442507B1 patent drawingFigure 2
  • EP4442507B1 patent drawingFigure 3

AI summary

The invention relates to a transport platform 100) comprising a chassis (101) for a load (102) with a fixing bar (102b), a movable hooking system (152) between a locked position in which it locks the fixing bar, an intermediate position in which it does not lock the fixing bar by allowing it to move downwards, and an unlocked position in which it unlocks the fixing bar and allows upward and downward movements, a user-operated actuation system movable between three positions, and a transmission system which moves the hooking system (152) into one of these three positions depending on the position of the actuation system (154).