Extendable Children's Pants with Segmented Pleats
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Solution Overview
Problem
Children rapidly outgrow their clothing, particularly in length, leading to frustration with rolled-up pant legs that unroll and wear quickly, as existing solutions like buttoned or tied rolls are unsightly and ineffective.
Innovation Solution
A pair of children's pants with a length extension system featuring cuff holders that allow sequential release of leg material in stages, providing multiple leg length states through accordion-style folds and strategically placed cuff holders.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Length of moving object
If pant legs are rolled up to adjust length, then leg length is reduced, but the rolled legs tend to unroll and wear quickly
Solution Approach 1:
The pant leg is segmented into multiple length configurations using pleats that can be folded at different stages. The pleats are divided into first pleats and second pleats, allowing the leg to be adjusted to different lengths by folding specific segments while maintaining structural integrity and preventing unrolling.
2Length of moving object
If buttoned or tied rolls are used to secure pant legs, then leg length is adjusted, but the appearance becomes unsightly
Solution Approach 1:
The pant leg uses segmented pleats that fold neatly into place without requiring external fasteners. The pleats are structured to maintain their folded state through their own geometric configuration, resulting in a clean, neat appearance that does not compromise aesthetics while providing adjustable length.
3Quantity of substance
If children wear outgrown pants, then clothing cost is reduced, but the pants do not fit properly
Solution Approach 1:
The pant leg incorporates dynamic pleats that can be folded or unfolded to adjust the effective length of the leg. This dynamic structure allows the same pants to adapt to different leg lengths as the child grows, maintaining proper fit and extending the usable life of the clothing.
4Length of moving object
If rolled pant legs are secured in a single direction, then leg length is adjusted, but the material droops and compresses into a ring-shaped mass
Solution Approach 1:
The pleats are segmented into multiple stages with first pleats and second pleats that fold in different directions and at different levels. This multi-directional segmentation prevents the material from drooping and compressing into a single ring-shaped mass, instead creating a structured, organized fold configuration that maintains neatness.
Data Source
AI summary
A pair of children's pants is provided that is configured to provide multiple pants sizes, by allowing selective release of leg material in stages. The pants may have a length extension system with cuff holders that can be sequentially released to provide longer legs, in stages. The cuff holders may be configured to permanently release the legs to the longer length states during the releasing/lengthening stages.