Foldable Grain Cart Chassis for High-Capacity Road Transport

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Solution Overview

Problem

Agricultural grain carts face challenges in transportation due to increased dimensions and load capacity, requiring specialized technicians for assembly and necessitating escorts for oversized loads, which increases costs and complicates handling on uneven terrain.

Innovation Solution

A grain cart design with a foldable tank and a chassis featuring flanged coupling for the wheelset and side articulation means, allowing the cart to be transported by decoupling the wheelsets and folding the tank to a maximum width of 3.2 meters, simplifying transportation and enhancing structural stability and manufacturing ease.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If the cart capacity is increased to handle large quantities of materials, then the load handling capability is improved, but the cart dimensions increase requiring specialized transport trucks and escorts

Engineering Contradiction:
Improveload capacityVSAvoidcart dimensions
Core Design Contradiction:
Quantity of substanceVSLength of moving object

Solution Approach 1:

The cart is divided into separable components: the tank can be detached from the chassis, and wheelsets can be removed. This segmentation allows the main body to be transported within standard dimension limits while capacity is maintained through the large tank volume

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tank incorporates foldable side walls that can be collapsed during transport to reduce overall dimensions, and expanded during operation to provide full capacity. This dynamic transformation allows the same structure to serve both high-capacity operation and compact transport requirements

Inventive Principle:
Principle #15Dynamics

2Quantity of substance

If the cart dimensions are increased to accommodate large capacity, then the load capacity is improved, but transportation becomes complicated requiring escorts and specific trucks

Engineering Contradiction:
Improveload capacityVSAvoidtransportation complexity
Core Design Contradiction:
Quantity of substanceVSDevice complexity

Solution Approach 1:

The cart is divided into separable components: the tank can be detached from the chassis, and wheelsets can be removed. This segmentation allows the main body to be transported within standard dimension limits while capacity is maintained through the large tank volume

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tank incorporates foldable side walls that can be collapsed during transport to reduce overall dimensions, and expanded during operation to provide full capacity. This dynamic transformation allows the same structure to serve both high-capacity operation and compact transport requirements

Inventive Principle:
Principle #15Dynamics

3Strength

If the cart structure is reinforced to support large loads on uneven terrain, then the structural strength is improved, but the manufacturing complexity and cost increase

Engineering Contradiction:
Improvestructural strengthVSAvoidmanufacturing complexity
Core Design Contradiction:
StrengthVSEase of manufacture

Solution Approach 1:

The cart is divided into separable components: the tank can be detached from the chassis, and wheelsets can be removed. This segmentation allows the main body to be transported within standard dimension limits while capacity is maintained through the large tank volume

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The tank incorporates foldable side walls that can be collapsed during transport to reduce overall dimensions, and expanded during operation to provide full capacity. This dynamic transformation allows the same structure to serve both high-capacity operation and compact transport requirements

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS20240389512A1Foldable grain cart
Publication Date: 2024.11.28 GTS DO BRASIL
  • US20240389512A1 patent drawing
  • US20240389512A1 patent drawing
  • US20240389512A1 patent drawing

AI summary

A grain cart for transporting grain or agricultural inputs, having a foldable tank to make it easier to transport the equipment, especially on highways. The proposed grain cart further comprises a single chassis with supports having a large fastening area linking the chassis to the lower portion of the tank and a simple and coplanar structure formed by two longitudinal tubes shaped at the front end to form the trailer portion. This arrangement, besides making it easy to manufacture and adapt to various rolling systems, allows the structure to operate mainly in a traction mode, avoiding possible structural deformations and critical failures due to flexural stresses.