Off-Road Walker Frame Guard Design for Uneven Terrain Navigation
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Solution Overview
Problem
Traditional infant walkers are not designed to navigate uneven terrain, limiting their mobility and safety on irregular surfaces.
Innovation Solution
The off-road walker features a plurality of rotatable frame guards and adjustable supports to accommodate uneven terrain, allowing the device to transition between collapsed and expanded configurations while ensuring the child's safety and comfort, with a tray system to support toys and food, and a mechanism to adjust height for optimal interaction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If traditional child walkers use fixed wheels and rigid frames, then they are simple in structure and easy to manufacture, but they cannot navigate uneven terrain effectively
Solution Approach 1:
The frame guards are designed to be rotatable rather than fixed, allowing them to dynamically adjust their position and angle in response to uneven terrain. This dynamic capability enables the walker to adapt to various ground conditions while maintaining a relatively simple overall structure.
Solution Approach 2:
The walker frame is divided into multiple segments with frame guards that can independently rotate and adjust. This segmentation allows each guard to respond to terrain variations independently, improving overall terrain adaptability without requiring complete structural redesign.
2Adaptability or versatility
If the walker uses rotatable frame guards to handle obstacles, then terrain adaptability improves, but the device complexity increases due to additional moving parts
Solution Approach 1:
The frame guards incorporate rotatable joints that allow them to pivot and adjust their orientation dynamically as the walker encounters obstacles. This dynamic adjustment mechanism enables effective obstacle navigation while keeping the mechanical complexity manageable through simple rotational degrees of freedom.
3Ease of operation
If the adjustable support is positioned low for storage, then the collapsed configuration is compact, but the child cannot interface with the ground surface effectively
Solution Approach 1:
The adjustable support system allows the walker to dynamically change its height configuration. When in use, the support extends to allow child-ground interaction; when not in use, it collapses to a compact position. This dynamic height adjustment resolves the contradiction between operational effectiveness and storage compactness.
4Reliability
If the walker is designed to support children who cannot walk, then it provides necessary support and safety, but it limits the child's mobility and learning opportunities
Solution Approach 1:
The adjustable support mechanism allows the walker's operational parameters to be changed - it can be positioned at different heights and configurations. This enables the device to adapt to the child's developing capabilities, providing maximum support when needed while gradually allowing more mobility and ground interaction as the child learns to walk.
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 safe and efficient navigation of uneven terrain, promoting mobility and learning to walk while protecting the child from obstacles and providing a stable interaction surface.
Implementation Method 1
Each frame guard is able to rotate about the walker frame to prevent obstruction to motion of the present invention due to obstacles across otherwise smooth surfaces between the surface and the walker frame
Implementation Method 2
The adjustable support is able to transition between a collapsed configuration for storage and an expanded configuration to receive the child
Implementation Method 3
The plurality of casters interfaces with the ground surface to allow the present invention to move across the ground surface
Implementation Method 4
The walker frame is a support structure that bears the weight of the toy tray, the adjustable support, the seat assembly, the roller track, the seat back support, the seat back receiver, and the child
Data Source
AI summary
An off-road walker is a support apparatus to assist or support an infant or toddler child to be mobile. The off-road walker includes a toy tray, a walker frame, an adjustable support, a plurality of casters, a plurality of frame guards, and a seat assembly. The toy tray supports objects for the child to interact with. The walker frame and the plurality of casters support the weight of the child and the toy tray through the adjustable support. The adjustable support allows the parent to set the distance the toy tray is displaced from the walker frame. The plurality of frame guards protects the walker frame from uneven terrain and can be positioned to assist the parent in maneuvering the off-road walker across the uneven terrain. The seat assembly supports the child and suspends the child from the toy tray and allows the child to rotate within the off-road walker.