Garment Magnetic Hook Closure with Sloped Alignment for Limited Dexterity
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Solution Overview
Problem
Existing garment closures, such as hook-and-eye fasteners, snaps, and buttons, often require two hands or unimpaired dexterity to operate, making them inaccessible for individuals with dexterity impairments.
Innovation Solution
A magnetic hook-type closure system comprising male and female coupling elements with magnets and sloped arms/recesses, allowing for easy engagement and disengagement with magnetic attraction, facilitating single-handed operation.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Ease of operation
If traditional hook-and-eye fasteners, snaps, or buttons are used for garment closure, then the closure provides secure fastening, but it requires two hands or unimpaired dexterity to operate, reducing accessibility
Solution Approach 1:
The patent replaces traditional mechanical closure mechanisms (hook-and-eye, snaps, buttons) with a magnetic closure system. The magnetic elements automatically align and secure the garment closure through magnetic attraction, eliminating the need for manual manipulation of complex mechanical components. This substitution enables users with limited dexterity to operate the closure simply by bringing the magnetic elements together, significantly improving accessibility while maintaining secure fastening.
2Ease of operation
If a magnetic closure system is implemented, then ease of operation is improved for users with limited dexterity, but the device complexity increases due to integration of magnetic elements and coupling mechanisms
Solution Approach 1:
The magnetic closure system is divided into separate male and female coupling elements, each with dedicated magnetic components. The male element includes a magnet and hook mechanism, while the female element includes a magnet and recess. This segmentation allows each component to be optimized independently and simplifies the overall system by distributing functionality across modular units that can be easily integrated into the garment.
Solution Approach 2:
The patent introduces magnetic elements as intermediary components that mediate between the male and female coupling elements. These magnets serve as the mediating force that automatically aligns the components and provides secure fastening without requiring direct manual manipulation of the coupling mechanisms themselves. The magnetic intermediary simplifies operation while managing the complexity of the coupling system.
3Ease of operation
If magnetic elements are used for automatic alignment and coupling, then operation is simplified, but manufacturing precision requirements increase for proper magnetic alignment and coupling
Solution Approach 1:
The male and female coupling elements feature asymmetric geometries with specific hook and recess configurations. The hook on the male element has a specific curvature and orientation that complements the recess on the female element. This asymmetric design provides inherent alignment guidance, ensuring that the magnetic elements and coupling components automatically orient themselves correctly during assembly, thereby reducing the precision requirements for magnetic element placement.
Solution Approach 2:
The coupling elements are designed with pre-configured geometric features (hook shapes, recess orientations) that perform the alignment function before the magnetic coupling occurs. The asymmetric geometries are pre-formed during manufacturing to guide proper orientation, so that when the components are brought together, the magnetic attraction reinforces the alignment already established by the geometric configuration. This preliminary geometric alignment reduces the precision requirements for subsequent magnetic element positioning.
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
The magnetic closure system enables users with limited dexterity to easily connect and disconnect garment ends, enhancing accessibility and usability without the need for complex mechanisms.
Implementation Method 1
The first and second magnets are configured to pull the male coupling element and the female coupling element towards one another
Data Source
AI summary
A magnetic hook-type closure for a garment has male and female coupling elements and first and second magnets having a first and a second polarity, respectively. The male coupling element includes the first magnet and a hook having a sloped arm and the female coupling element has the second magnet and a recess having a sloped end. The first and second magnets are configured to pull the male coupling element and the female coupling element towards one another and the sloped arm of the hook is configured to engage with the sloped end of the recess to guide the male coupling element into engagement with the female coupling element.