Removable Cargo Bed Front Wall with Twist Knob Connections
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Solution Overview
Problem
Utility vehicles with internal combustion engines located in the middle or rear, near the cargo bed, often have removable portions that lack a secure fit, requiring tools or excessive force for removal, leading to potential damage and instability, especially when navigating rough terrain.
Innovation Solution
The design incorporates a removable front wall of the cargo bed with integrated handles and multiple connections, including grommet connections and twist knobs, allowing for secure and tool-free access to engine components like the air cleaner and oil fill cap, preventing damage and ensuring easy installation and removal.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If the removable portion is designed with a simple fit, then it is easy to remove, but it becomes loose or falls when riding over rough terrain
Solution Approach 1:
The removable portion is divided into multiple connection points distributed across the structure. Each connection point provides a discrete attachment mechanism that collectively ensures secure retention while maintaining ease of removal through systematic disengagement of these segmented connections.
Solution Approach 2:
Multiple connection mechanisms are combined into a unified attachment system. The connections integrate structural support elements with attachment features, creating a composite connection system that simultaneously provides secure retention and controlled removal capability.
2Ease of operation
If too much force is applied to remove the removable portion, then it can be removed, but damage occurs to the removable portion such as bowing or warping
Solution Approach 1:
The connection system is designed with predetermined attachment and detachment mechanisms that guide the removal process. The connections are configured to disengage in a controlled sequence, distributing removal forces across multiple connection points rather than concentrating force that could cause bowing or warping.
Solution Approach 2:
The connection system acts as an intermediary between the removable portion and the vehicle body. These connections provide a controlled interface that manages the forces during removal, preventing direct application of excessive forces that would damage the removable portion while still enabling easy removal.
3Reliability
If the removable portion is securely attached, then it remains stable on rough terrain, but it requires tools or great deal of force to remove by hand
Solution Approach 1:
The connection system incorporates dynamic characteristics that allow it to provide strong retention during normal operation while enabling easy removal when needed. The connections are designed to maintain stable attachment under various conditions but can be deliberately disengaged through simple manual action when removal is required.
Data Source
AI summary
A utility vehicle includes a cargo bed extending rearward of a vehicle seat where a front wall of the cargo bed is adjacent to the rearward side of the vehicle seat. The front wall of the cargo bed includes a handle and the front wall of the cargo bed is removable from the utility vehicle with at least a first connection, a second connection, and a third connection to allow access to the air cleaner once the front wall of the cargo bed is removed.