Nested Child Seat Assembly Using Segmentation
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Solution Overview
Problem
Existing child's seat designs that accommodate growth are often expensive and complex, with mechanisms that can be difficult to use and may not function perfectly, particularly for non-technical users.
Innovation Solution
A child's seat assembly comprising two seats of different sizes, where the smaller seat fits on top of the larger one, using the same straps for securing, and both seats are made of single moulded spongy material for energy absorption, allowing for cost-effective manufacturing and practical use without complex mechanisms.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If mechanisms are added to enable the seat to adapt to child's growth, then adaptability is improved, but device complexity increases and manufacturing cost rises
Solution Approach 1:
The child seat is divided into two separate seats of different sizes that can be used independently or combined. The smaller seat can be placed on top of the larger seat for young children, and as the child grows, the smaller seat is removed and the child uses only the larger seat. This segmentation eliminates the need for complex adjustment mechanisms while providing adaptability to different growth stages.
Solution Approach 2:
The smaller seat is designed to fit on top of the larger seat, creating a nested configuration for young children. The smaller seat essentially becomes a nested component that provides additional support and appropriate sizing for toddlers, and is later removed as the child grows, revealing the larger seat for older children.
2Adaptability or versatility
If mechanisms are added to enable the seat to adapt to child's growth, then adaptability is improved, but manufacturing cost increases
Solution Approach 1:
By segmenting the child seat into two separate seats without complex mechanisms, the manufacturing process is simplified. Each seat can be manufactured using standard production techniques for child seats, avoiding the need for expensive mechanism integration while still providing growth adaptability through the nested configuration.
Solution Approach 2:
The nested design of the smaller seat on the larger seat eliminates the need for complex adjustment mechanisms, thereby reducing manufacturing costs. The simplicity of placing one seat on another requires minimal assembly complexity and no expensive mechanical components.
3Adaptability or versatility
If mechanisms are added to enable the seat to adapt to child's growth, then adaptability is improved, but ease of operation deteriorates
Solution Approach 1:
The segmented design with two separate seats eliminates complex mechanisms that would be difficult to operate. Parents simply need to place the smaller seat on the larger one for young children and remove it when the child grows, a straightforward operation that does not require understanding or manipulating mechanical controls.
Solution Approach 2:
The nested configuration allows for extremely simple operation - the smaller seat is placed on top of the larger seat like nesting dolls, and removed when no longer needed. This intuitive design requires no technical knowledge or complex control mechanisms.
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
The solution provides a practical, cost-effective child's seat that adapts to different child sizes, ensures safety through impact absorption, and is easy to use, while maintaining functionality across various growth stages.
Implementation Method 1
both seats are entirely made of single moulded elements, made of spongy material with adequate rigidity to absorb energy
Data Source
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AI summary
The aim of this invention is to offer a child's seat (1, 2) assembly that generally has sides and headrest (11, 9) and where the child is secured with straps. This child`s seat (1, 2) assembly comprises two seats (1) of different dimensions, the smaller one fitting first on top of the larger one, which has straps for securing the child, these straps are used in the smaller seat (1) when it is fitted onto the larger seat (2), then, when the child has grown, it will be seated on the larger seat (2) after removing the smaller one. This seat (1, 2) assembly can be used in the different stages of growth of a child in a practical manner and without needing the incorporation of mechanisms to do this.