Moisture-Barrier Back Layer for Leak-Resistant Children's Pants
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Solution Overview
Problem
Children's clothing often becomes saturated with moisture, such as urine or sweat, leading to leakage onto other surfaces due to permeable materials.
Innovation Solution
A pair of pants or one-piece garment featuring a moisture-resistant layer composed of a textile layer with a plastic coating that acts as a barrier to prevent moisture from passing through, combined with inner and outer textile layers to manage moisture absorption and distribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If conventional textile fabrics are used for children's clothing, then the clothing is comfortable and breathable, but the moisture passes through and leaks onto other surfaces when saturated
Solution Approach 1:
The back material is constructed as a composite structure with an inner textile layer, a middle plastic coating layer, and an outer textile layer. This composite material combines the breathability and comfort of textile fabrics with the moisture barrier properties of the plastic coating, preventing moisture leakage while maintaining comfort.
Solution Approach 2:
A plastic coating layer is applied between the inner and outer textile layers to create a flexible moisture barrier. This thin film structure effectively blocks moisture transmission while maintaining the flexibility and comfort needed for children's clothing.
2Reliability
If a plastic coating is added to create a moisture barrier, then moisture leakage is prevented, but the structure and complexity of the material increases
Solution Approach 1:
The plastic coating is applied specifically to the back material where moisture barrier functionality is most needed, rather than treating the entire garment. This localized approach provides effective moisture protection while minimizing the increase in overall structural complexity.
Solution Approach 2:
The inner textile layer, plastic coating, and outer textile layer are combined into a single integrated back material structure. This merging of components creates a unified moisture-barrier fabric that functions as one cohesive unit, reducing the perceived complexity despite the multi-layer construction.
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
Effectively prevents moisture from leaking through the back material onto other surfaces by using a water-impermeable plastic coating between textile layers, maintaining dryness and hygiene.
Implementation Method 1
the middle layer including a middle textile layer and a plastic coating, wherein the front and back materials are attached to each other at one or more seams... the plastic coating comprises a water-impermeable material
Data Source
AI summary
A pair of pants includes a front material configured to cover a front of a child's lower body, the front material including at least one front textile layer; a back material configured to cover a back of the child's lower body, the back material including an inner textile layer; an outer textile layer; and a middle layer disposed between the inner and outer textile layers, the middle layer including a middle textile layer and a plastic coating, the middle textile layer disposed between the inner textile layer and the plastic coating. The front and back materials are attached to each other at one or more seams. The front and back materials are spaced apart, away from the seams, to form a gap to receive the child's lower body. The inner textile layer is closer to the gap than the outer textile layer.