Movable Platform System for Pickup Truck Cargo Bed Access
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Solution Overview
Problem
Conventional storage units in pickup truck cargo beds are inaccessible from outside, especially the center, leading to difficulties in accessing tools and materials, which can result in slip and fall injuries due to the need to climb into the bed, especially when it is filled with items.
Innovation Solution
A movable platform system with left and right rail assemblies and roller bearings that allow a platform to slide between forward and rearward positions, equipped with a locking mechanism for secure access and positioning, enabling easy access to storage containers without climbing into the cargo bed.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Volume of stationary object
If a toolbox is mounted immediately behind the cab to maximize storage space, then storage space in the cargo bed is maximized, but the center of the toolbox becomes inaccessible from outside the truck
Solution Approach 1:
The patent applies the dynamics principle by making the platform movable rather than fixed. The platform can slide along the rail assemblies between a forward position (for accessibility) and a rearward position (for maximizing storage space). This dynamic positioning allows the system to adapt between two conflicting requirements: when the platform is moved forward, the toolbox becomes accessible from outside; when moved rearward, maximum storage space is available in the cargo bed.
2Volume of stationary object
If the cargo bed is filled with tools and materials to maximize storage, then storage capacity is improved, but accessing the toolbox requires climbing into the bed which creates safety hazards
Solution Approach 1:
The patent uses the movable platform as an intermediary mechanism between the operator and the toolbox. Instead of requiring direct access by climbing into the cargo bed, the platform serves as a mediating structure that can be positioned forward to provide external access to the toolbox. The rail assemblies and roller bearings act as intermediary components that enable this safe access mechanism while allowing the cargo bed to remain filled with materials.
3Ease of operation
If a movable platform system with rail assemblies and roller bearings is implemented, then accessibility to the toolbox is improved, but device complexity increases
Solution Approach 1:
The patent applies segmentation by dividing the system into distinct functional modules: the platform, the rail assemblies (left and right), the roller bearings, and the locking mechanism. Each component performs a specific function and can be independently analyzed or replaced. This modular segmentation manages complexity by organizing the system into manageable parts rather than a monolithic structure.
Solution Approach 2:
The rail assemblies serve multiple functions: they provide structural support for the platform, guide its movement, accommodate the roller bearings for smooth operation, and work with the locking mechanism to secure the platform in position. This multi-functionality reduces the need for separate components, thereby managing overall system complexity while achieving the desired accessibility.
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 provides safe and convenient access to storage containers by allowing the platform to be securely positioned at the rear of the cargo bed for easy retrieval of tools and materials, reducing the risk of injuries and improving operational efficiency.
Implementation Method 1
roller bearings that engage two surfaces of the left rail assembly
Data Source
AI summary
A movable platform system for a cargo bed of a pickup truck includes left and right parallel rail assemblies mountable in the bed and left and right platform supports carrying a plurality of roller bearings that engage two surfaces on each rail. A platform suspended from both platform supports is slidable between a forward and rearward position on the rail assemblies. A locking mechanism connected to the platform support allows the platform to be secured in a forward and rearward position.