Truck Bed Material Handling System for Selective Delivery
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Solution Overview
Problem
Current systems for unloading aggregate materials like mulch, dirt, and sand from trucks are labor-intensive and inefficient, especially when trucks cannot access the delivery site directly, requiring manual handling and cumbersome equipment that is often expensive and difficult to operate.
Innovation Solution
A self-contained mechanical device mounted on the truck bed that uses electric or hydraulic motors to facilitate the controlled delivery of aggregate materials to wheelbarrows or carts, featuring a conveyor belt or auger system for efficient transfer, which can be operated by a single individual and includes a hinged mounting arrangement and tarpaulin for material handling.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If manual handling methods (wheelbarrows, shoveling) are used to transport aggregate material from truck bed to delivery site, then equipment cost is reduced, but labor intensity and time consumption increase significantly
Solution Approach 1:
The system uses the truck's own hydraulic system and onboard components (conveyor, hopper, spreader) to perform the unloading operation, eliminating the need for external equipment. The truck serves itself by utilizing its existing power and mechanical resources to automate the material handling process from the bed to the delivery location.
Solution Approach 2:
The system integrates multiple functions into a single device: the conveyor transports material, the hopper stores and directs it, the spreader distributes it, and the frame structures all components. This multi-functional integration replaces multiple separate pieces of equipment (wheelbarrows, shovels, carts) with one unified system that handles the entire unloading process.
2Productivity
If automated conveyor systems are used to transport aggregate material, then unloading efficiency increases, but device complexity and cost increase
Solution Approach 1:
The patent combines the conveyor, hopper, spreader, and frame into a single integrated assembly that mounts to the truck bed. This merging of components reduces the number of separate systems needed, simplifies installation, and lowers overall complexity compared to using multiple independent pieces of equipment.
Solution Approach 2:
The hopper acts as an intermediary component between the conveyor and the spreader, temporarily storing and directing aggregate material. This intermediary element simplifies the interface between the conveyor's output and the spreader's input, allowing for easier adjustment and operation of the overall system.
3Ease of manufacture
If traditional spreading apparatus are used for salt dispersal, then wide area coverage is achieved, but adaptability to different delivery locations is reduced
Solution Approach 1:
The system is designed with movable and adjustable components that can be reconfigured for different delivery scenarios. The conveyor, hopper, and spreader can be positioned and adjusted to accommodate various delivery locations and material types, allowing the system to adapt dynamically to different operational requirements rather than being fixed for a single purpose.
Solution Approach 2:
The integrated system can handle multiple material types (aggregate, salt, sand, mulch) and deliver them to various locations using the same basic configuration. The spreader can operate in different modes (broadcast spreading, targeted application) and the entire system can be repositioned or reconfigured as needed, providing universal applicability across different delivery scenarios.
4Productivity
If multiple individuals are used for manual material handling, then task completion is achieved, but labor costs and coordination complexity increase
Solution Approach 1:
The automated system performs the material handling task that would otherwise require multiple workers coordinating their efforts. The conveyor automatically transports material from the bed, the hopper manages distribution, and the spreader handles dispensing, all without human intervention beyond initial setup and operation, thereby eliminating the need for multiple individuals and their coordination.
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 efficient, automated, and controlled delivery of aggregate materials to inaccessible locations, reducing manual labor and equipment costs, while allowing single-person operation and minimizing user fatigue.
Implementation Method 1
featuring a conveyor belt or auger system for efficient transfer
Implementation Method 2
featuring a conveyor belt or auger system for efficient transfer
Implementation Method 3
uses electric or hydraulic motors to facilitate the controlled delivery
Implementation Method 4
uses electric or hydraulic motors to facilitate the controlled delivery
Data Source
AI summary
A system and method are provided for facilitating selective delivery of aggregate material in bulk from a back of a dump truck or other truck bed to one or more wheelbarrows in a controlled manner. The disclosed embodiments further provide a system that could be operated by a single individual, including the single individual that is then manually moving the wheelbarrow from the truck to the particular location of the delivery site where the aggregate material is to be finally dispensed. The disclosed systems provide a self-contained mechanical device that is comparatively-easily mountable to the back of a dump truck or other truck bed for use, and is electrically, or electric over hydraulically, powered through the electrical system of the vehicle in order to avoid any need for additional power requirements.