Absorbent Article Protection Layer for Leakage and Bulk Trade-off
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Solution Overview
Problem
Conventional absorbent articles suffer from issues such as detachment due to wearer movement, inadequate coverage for heavy menstrual flow, and discomfort due to bulkier designs, leading to leakage and staining concerns.
Innovation Solution
An absorbent article with a protection layer that can be converted from a first configuration to a second configuration by disengaging from the garment attachment mechanism, allowing for increased length and width, providing additional coverage as needed by the wearer.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If additional absorbent layers are added to increase protection against leakage, then leakage protection is improved, but product bulk and discomfort increase
Solution Approach 1:
The absorbent article is divided into a core absorbent structure and a separate removable protection layer. This segmentation allows the protection layer to be detached when not needed, providing high leakage protection during heavy flow periods while maintaining a slim profile during lighter flow periods, thus resolving the contradiction between leakage protection and product bulk.
2Reliability
If the product size is increased to provide greater coverage for heavy flow, then leakage protection is improved, but comfort and wearability deteriorate
Solution Approach 1:
The protection layer is designed with dynamic attachment and detachment capabilities. It can be attached to expand coverage during heavy flow periods and detached to reduce bulk and improve comfort during lighter flow periods. This dynamic adaptability resolves the contradiction between coverage area and comfort by allowing the product configuration to change based on actual needs.
3Adaptability or versatility
If the protection layer is made removable and repositionable, then adaptability is improved, but device complexity increases
Solution Approach 1:
The protection layer is pre-equipped with attachment mechanisms during manufacturing, eliminating the need for complex user assembly. The attachment and detachment actions are simplified to basic user operations, resolving the contradiction between adaptability and device complexity by preparing the system in advance with user-friendly attachment features.
Data Source
AI summary
An absorbent article which can be more readily adaptable to meet the needs of the individual wearer of the absorbent article. The absorbent article can have a topsheet layer, a backsheet layer, and an absorbent core between the topsheet layer and the backsheet layer. The backsheet layer can have a garment attachment mechanism located on a garment facing surface of the backsheet layer. The absorbent article can further have a protection layer situated over and engaged with the garment attachment mechanism. The protection layer can be capable of being at least partially dis-engaged from the garment attachment mechanism. The protection layer of the absorbent article can be utilized by the wearer to provide additional area of coverage as deemed suitable by the wearer of the absorbent article.