Multi-function dump cart with pivoting bed and lift adapter
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Solution Overview
Problem
Dump carts typically lack the ability to efficiently dump loads in directions other than rearward and often require assistance for lifting and maintenance tasks, such as changing mower blades, due to their limited functionality.
Innovation Solution
A multi-function dump cart design featuring a bed, bed adapter, and frame that allows for rearward dumping, sideways pivoting, and integration of a lift adapter for lifting objects, enabling the cart to be used as a work surface and for lifting vehicles for maintenance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If a dump cart is designed with basic components for lifting objects, then it can perform lifting functions, but it cannot directly lift or hold objects in position for maintenance tasks
Solution Approach 1:
The dump cart is designed with a lift adapter that integrates lifting capabilities into the existing cart structure. The lift adapter includes a lift arm with a coupler that can attach to the frame, transforming the cart from a simple dumping vehicle into a multi-functional device capable of both dumping and lifting/holding objects for maintenance tasks
2Adaptability or versatility
If a dump cart is designed to dump loads to the rear only, then the structure is simple, but it cannot dump loads in other directions when needed
Solution Approach 1:
The bed adapter incorporates a pivotable connection between the bed and frame, allowing the bed to rotate relative to the frame. This dynamic configuration enables the bed to be positioned at different angles, permitting dumping loads to the rear or to the sides depending on the operational requirements
Solution Approach 2:
The dump cart is divided into functionally independent components: the frame, the bed adapter, and the bed. The bed adapter acts as an intermediate component that can pivot independently, allowing the bed to change orientation relative to the frame without affecting the overall cart structure
3Device complexity
If a dump cart includes only basic dumping components, then the device complexity is low, but it requires assistance from other equipment for maintenance tasks
Solution Approach 1:
The lift adapter is integrated with the existing frame structure of the dump cart. The lift arm couples to the frame through the coupler, merging the lifting function with the existing cart components rather than requiring a completely separate lifting device
Data Source
AI summary
A dump cart comprises a bed, a bed adapter, a frame, and a lift adapter. The bed is configured to carry a load. The bed adapter is configured to receive a bottom wall of the bed and includes a left adapter rail and a right adapter rail. The frame includes a left frame rail pivotally coupled to the left adapter rail and a right frame rail pivotally coupled to the right adapter rail. These connections allow the bed to dump the load to the rear of the dump cart. The lift adapter assists in lifting an object and includes left and right cradle arms that are configured to couple to one or more features of the object and a stabilizer leg that is configured to contact the ground so as to support a portion of the weight of the object.