Pet Absorbent Article Stacking Stability via Weak Engagement
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Solution Overview
Problem
Conventional absorbent articles for pets, when packaged in a bag, tend to become displaced from each other due to their folded and stacked configuration, leading to unstable packaging.
Innovation Solution
The absorbent article for pets includes a liquid-permeable top sheet, a liquid-impermeable back surface layer, and an absorbent core, with a hook member on the back surface layer and an engaging section on the top sheet, along with a weak engagement section that allows for stable stacking by engaging with the hook member with a weaker force, preventing easy displacement.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of manufacture
If absorbent articles are folded and stacked for packaging, then they can be packaged in a bag, but they become displaced from each other and packaging becomes unstable
Solution Approach 1:
The hook member and engaging section are integrated into the absorbent article structure itself, merging the fastening function with the product form. This allows multiple absorbent articles to be connected to each other through engagement between these members, creating a stable stacked configuration without requiring separate fastening components.
Solution Approach 2:
The hook member and engaging section act as intermediary elements that mediate the connection between adjacent absorbent articles. These members provide a mechanical interface that enables stable stacking by engaging with corresponding members on neighboring articles, preventing displacement during packaging and storage.
2Stability of the object's composition
If hook member and engaging section are added to absorbent article, then stacking stability is improved, but device complexity increases
Solution Approach 1:
The hook member and engaging section serve multiple functions: they enable stable stacking of absorbent articles during packaging, facilitate controlled dispensing from packages, and can assist in application to the pet. This multi-functionality justifies the added structural elements by providing benefits beyond单一 stacking stability.
Solution Approach 2:
The engagement force between the hook member and engaging section is designed to be weaker than the engagement force required for the main fastening function. This parameter differentiation allows the stacking connection to be stable enough to prevent displacement during packaging, while still permitting relatively easy separation when needed for dispensing or application.
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
This configuration ensures that a stacked plurality of absorbent articles can be packaged stably in a bag without easy displacement, reducing damage and production costs by eliminating the need for additional fastening members.
Implementation Method 1
an engageable pair of fastening members comprising: a hook member disposed on the back surface layer side in the vicinity of the first end portion; and an engaging section disposed on a top sheet side in the vicinity of the second end portion and engageable with the hook member
Implementation Method 2
a weak engagement section disposed at a position that comes into contact with the hook member of an adjacent absorbent article for pets in a stacked state, allowing the hook member to engage with a weaker force than an engagement force for the engaging section
Implementation Method 3
an absorbent core sandwiched between the top sheet and the back surface layer
Implementation Method 4
a liquid-permeable top sheet
Implementation Method 5
a liquid-impermeable back surface layer
Data Source
AI summary
An absorbent article for pets includes a top sheet, a back surface layer, an absorbent core, a first end portion, a second end portion, and a pair of side portions. Such absorbent articles for pets are stacked and packaged while each absorbent article is folded and the portion of the back surface layer which is near the first end portion forms a first outer surface. The absorbent article for pets also includes: a hook member provided on the portion of the back surface layer which is near the first end portion; an engaging section provided on the portion of the top sheet which is near the second end portion and engageable with the hook member; and a weak engagement section provided at a position at which the weak engagement section is in contact with the hook member of an adjacent absorbent article of the stacked absorbent articles for pets.