Cushioning Shoe Insert With Nonstick Cover
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Solution Overview
Problem
Existing shoe inserts face challenges in securing optimal placement within shoes and effectively distributing support forces to mitigate localized pressure, particularly in designs with steep slopes or pointed toes, leading to discomfort.
Innovation Solution
A cushioning shoe insert with a flexible nonstick cover that allows users to insert and adjust the insert before exposing adhesive layers, ensuring precise placement and distribution of support forces through a foot chock located near the metatarsal heads.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If adhesive layers are exposed before insertion, then the shoe insert can be quickly attached, but the insert may adhere to non-optimal locations requiring removal and reattachment
Solution Approach 1:
The adhesive layers are pre-applied to the shoe insert during manufacturing, but covered by a nonstick barrier that prevents premature activation. This allows the insert to be inserted and positioned optimally before the adhesive becomes active, combining quick attachment with precise placement.
Solution Approach 2:
A nonstick cover or barrier layer is introduced as an intermediary between the adhesive and the shoe interior. This intermediary protects the adhesive during insertion and positioning, preventing unwanted bonding until the insert is correctly placed, at which point the barrier is removed or deactivated.
2Shape
If the shoe insert is made with steep slopes or pointed toe design, then aesthetic appeal is improved, but pressure on the toes and feet increases causing discomfort
Solution Approach 1:
The shoe insert incorporates localized cushioning zones with varying density and thickness, particularly in the toe region and high-pressure areas. This local quality enhancement provides targeted pressure relief while preserving the overall aesthetic shape and slope of the shoe.
Solution Approach 2:
The insert uses composite materials combining different foam densities, gel layers, or viscoelastic materials to create regions of varying cushioning properties. This allows the insert to maintain the shoe's aesthetic contours while providing strategic pressure distribution and comfort in critical areas.
3Device complexity
If the shoe insert relies on toe compressive forces for positioning, then attachment means are simplified, but the insert cannot be adjusted to optimal location before wearing
Solution Approach 1:
The adhesive is prepared in advance but kept inactive during insertion, allowing the user to position the insert optimally using toe compression or manual adjustment. Once positioned, the adhesive activates to secure the insert, combining simplicity with adjustability.
Solution Approach 2:
The attachment system transitions from a static adhesive application to a dynamic process where the adhesive state changes from inactive to active. This allows the insert to be freely adjusted during insertion, then firmly secured once optimally positioned, providing both adjustability and stability.
Data Source
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AI summary
This application discloses shoe inserts which are configured such that a user may expose one or more adhesive layers while the cushioning shoe insert is maintained at an optimal location within a shoe, thereby securing the cushioning shoe inserts precisely at the optimal location. Moreover, this application discloses shoe inserts which are designed to distribute necessary support forces, e.g. through a foot chock, thereby mitigating or eliminating uncomfortable levels of localized pressure.