Magnetic Hook and Loop Interface System for Noise Reduction
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Solution Overview
Problem
Hook and loop fasteners generate noise during separation, which is undesirable in quiet applications, and can become worn or contaminated, reducing their effectiveness.
Innovation Solution
A magnetic interface system that mounts between the mating surfaces of hook and loop fasteners, inhibiting engagement and providing selective magnetic attachment, reducing noise and maintaining performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If hook and loop fasteners are used for securing objects, then fastening effectiveness is improved, but noise is generated during separation
Solution Approach 1:
A magnetic interface system is introduced as an intermediary between the hook and loop fastener surfaces. The magnetic interface includes a magnetic element that provides selective magnetic attachment, allowing objects to be held together without direct hook-loop contact during normal use, thereby preventing the noise generated by hook-loop separation while maintaining fastening effectiveness when needed.
2Object-generated harmful factors
If magnetic interface system is introduced to reduce noise, then noise during separation is minimized, but device complexity increases
Solution Approach 1:
The fastening system is segmented into distinct functional layers: the magnetic interface layer and the hook-loop fastener layer. This segmentation allows each component to perform its specific function independently - the magnetic interface handles noise-free attachment and detachment, while the hook-loop structures provide backup fastening capability, thereby managing complexity through functional separation.
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 interface system minimizes noise during separation and prevents contamination, maintaining the functionality of the fasteners by allowing selective engagement of objects without direct hook and loop contact.
Implementation Method 1
A magnetic element is one of attached to the second major surface of the first interface body and embedded within the first interface body between the first and second major surfaces thereof
Data Source
AI summary
An interface system for hook and loop engagement structures comprises a first interface patch and a second interface patch. The first interface patch has a first major surface and a second major surface opposite the first major surface thereof. Hook engagement structures extend from the first major surface of the first interface patch. A first magnetic element is embedded within the first interface patch between said first and second major surfaces thereof. The second interface patch has a first major surface and a second major surface opposite the first major surface thereof. Loop engagement structures extend from the first major surface of the second interface patch. A second magnetic element is embedded within the second interface patch between said first and second major surfaces thereof.