Curved-Surface Magnetic Mount Using Saturated Plate Assemblies
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Solution Overview
Problem
Conventional methods for attaching tools and equipment to ferromagnetic objects require custom-designed, large magnets, which are expensive and inefficient for various curved surfaces, necessitating multiple fabrications.
Innovation Solution
A magnetic apparatus comprising alternating ferromagnetic plates and magnets, where each magnet is positioned between a pair of plates with like poles opposing, ensuring magnetic saturation without physical contact, using commercially available magnets and fasteners to join the plates and magnets, allowing for versatile attachment to different curved surfaces.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If custom-designed large magnets are used to attach tools to curved ferromagnetic surfaces, then the attachment strength is sufficient, but the fabrication cost is high and the adaptability to different surfaces is poor
Solution Approach 1:
The apparatus divides the magnetic attachment system into multiple discrete magnets arranged in an alternating pattern with ferromagnetic plates. Each magnet is a separate, standardized component rather than a single custom-formed magnet, allowing the system to be configured for different curved surfaces while maintaining attachment strength through the collective effect of multiple magnets.
Solution Approach 2:
The apparatus uses standardized, commercially available magnets and ferromagnetic plates that can be universally applied to various curved ferromagnetic surfaces. The modular design with alternating plates and magnets creates a universal attachment system that adapts to different diameters and curvatures without requiring custom fabrication, thereby improving versatility while maintaining sufficient attachment strength.
2Reliability
If custom-designed large magnets are used for each specific curved surface, then the attachment is optimized for that surface, but the fabrication cost increases significantly
Solution Approach 1:
The apparatus employs inexpensive, commercially available magnets and ferromagnetic plates that can be readily manufactured and replaced. Rather than investing in expensive custom-designed magnets for each application, the system uses standardized components that are cost-effective to produce and can be easily fabricated using conventional manufacturing processes, significantly reducing fabrication costs while maintaining reliable attachment.
Solution Approach 2:
The apparatus achieves attachment optimization for different curved surfaces by changing the arrangement parameters (number of magnets, spacing, configuration of alternating plates and magnets) rather than changing the fundamental design of the magnets themselves. This allows the same standardized components to be adapted to various surfaces by adjusting their arrangement, maintaining reliability while avoiding the high costs of custom fabrication.
3Adaptability or versatility
If multiple different sized magnets are fabricated for various curved surfaces, then the attachment fits different surfaces, but the manufacturing complexity and cost increase
Solution Approach 1:
The apparatus segments the magnetic system into multiple identical or standardized magnet units that are arranged in an alternating pattern with ferromagnetic plates. This segmentation allows the same simple magnet design to be used repeatedly across different applications, reducing manufacturing complexity while achieving adaptability through the modular arrangement of these segmented components rather than through complex individual magnet designs.
Solution Approach 2:
The apparatus resolves the need for multiple magnet sizes by adding the dimension of arrangement configuration. Instead of varying magnet size (one dimension), the system varies the number, spacing, and spatial arrangement of standardized magnets in alternating patterns with plates. This dimensional shift in the design approach allows adaptation to different curved surfaces while maintaining simple, low-complexity manufacturing of the magnet components themselves.
4Force
If a single large magnet is used, then the magnetic force is strong, but the weight and size of the apparatus increase
Solution Approach 1:
The apparatus segments the magnetic force generation into multiple smaller magnets working in parallel rather than relying on a single large magnet. The alternating arrangement of ferromagnetic plates and multiple magnets distributes the magnetic force generation across several components, achieving strong total magnetic force through cumulative effect while keeping each individual magnet small and lightweight, thereby reducing the overall apparatus weight.
Solution Approach 2:
The apparatus merges the magnetic force contribution of multiple small magnets with the ferromagnetic plates to achieve the cumulative effect of a large magnet. By combining several standardized magnets in an alternating configuration with ferromagnetic plates, the system accumulates magnetic force from multiple sources, achieving strong total attachment force while maintaining the weight advantage of using multiple small components rather than one large heavy magnet.
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 apparatus provides a strong, cost-effective, and versatile magnetic attachment system that enhances magnetic force through magnetic saturation, eliminating the need for custom magnets and reducing fabrication costs, while being lightweight and transportable.
Implementation Method 1
Each magnet is sized such that the magnet does not contact the curved ferromagnetic surface. The magnetic apparatus further includes an assembly for joining the ferromagnetic plates and magnets together so that each magnet firmly abuts the pair of the ferromagnetic plates thereby allowing the ferromagnetic plates to become saturated, magnetically.
Implementation Method 2
A magnetic apparatus for mounting on curved, ferromagnetic surfaces. In an exemplary embodiment disclosed herein, the magnetic apparatus includes a plurality of ferromagnetic plates and a plurality of magnets.
Data Source
AI summary
A magnetic apparatus for magnetic attachment to a curved ferromagnetic surface. The magnetic apparatus includes a plurality of ferromagnetic plates and a plurality of magnets. Each ferromagnetic plate includes a concave end for mounting on a curved ferromagnetic surface. The ferromagnetic plates and magnets are in an alternating arrangement where each magnet is positioned between a pair of the ferromagnetic plates. The magnets are oriented such that like magnetic poles of the magnets oppose each other. Each magnet is sized so that the magnet does not contact the curved ferromagnetic surface. The magnetic apparatus includes an assembly for joining the ferromagnetic plates and magnets together. Each magnet firmly abuts the pair of the ferromagnetic plates thereby allowing the ferromagnetic plates to become magnetically saturated. The magnetic apparatus includes a load-spreading member attached to all of the ferromagnetic plates for distributing loads among the ferromagnetic plates.