Pliable Layer Peelably Adhered to Shoe Outsole
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Solution Overview
Problem
Existing shoe designs lack a practical solution for protecting the outsole during transportation and display, as well as providing a way to easily remove and reattach a pliable layer without leaving residue.
Innovation Solution
A shoe design featuring a pliable layer conformably and peelably adhered to the outsole, with an adhesive layer allowing for easy attachment and detachment, and a periphery that matches the outsole periphery for secure engagement, enabling easy removal and reattachment without residue.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If a pliable layer is adhered to the outsole using conventional adhesives, then the outsole is protected during transportation and display, but the adhesive leaves residue and causes damage when removed
Solution Approach 1:
The adhesive's peel strength is changed over time through a two-stage process: initially strong adhesion for protection, then controlled degradation to enable clean removal. The adhesive composition includes materials that undergo physical or chemical changes during the wear period, transitioning from a strong-bonding state to a removable state without residue.
Solution Approach 2:
The adhesive is designed as a single-use, temporary bonding agent that fulfills its protective function during transportation and display, then is cleanly removed without needing to be reused. The adhesive layer itself is consumed or degraded after one use cycle, eliminating residue problems.
2Reliability
If a pliable layer is permanently adhered to the outsole, then the outsole is continuously protected, but the pliable layer cannot be easily removed or reattached
Solution Approach 1:
The adhesive bonding characteristics are made dynamic rather than static. The adhesive transitions from a permanent-bonding state during transportation to a removable state during use, and can be reattached if needed. This dynamic behavior allows the system to adapt between protection mode and removal/reattachment mode.
Solution Approach 2:
The adhesive bonding follows a periodic cycle: strong bonding during transportation and display, then controlled release for removal, followed by potential reattachment. This periodic action between bonding and releasing states enables both continuous protection and ease of removal throughout the product lifecycle.
3Ease of manufacture
If the pliable layer periphery does not match the outsole periphery, then manufacturing is simpler, but the engagement is insecure and protection is compromised
Solution Approach 1:
The pliable layer is configured with locally differentiated properties: the periphery region is specifically shaped to match the outsole periphery for secure engagement, while the central area maintains manufacturing simplicity. This local quality matching at the periphery ensures reliable engagement without complicating the overall manufacturing process.
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 design protects the outsole during transportation and display, facilitates easy removal and reattachment of the pliable layer, and maintains the outsole's integrity by avoiding residue, enhancing the shoe's promotional and sales processes.
Implementation Method 1
an adhesive layer disposed on the first or second surface of the pliable layer or on the ground engageable surface of the outsole
Data Source
AI summary
A shoe including a pliable layer conformably peelably adhered in generally matched engagement with the outsole periphery of the ground engageable surface of the outsole of the shoe.