Advanced Magneto-Mechanical Closure Device Innovation

Publication ID: 24-11857033_0006_PTD

Published: October 27, 2025

Category:Direct Improvements & Enhancements

Legal Citation

pr1or.art Inc., “Advanced Magneto-Mechanical Closure Device Innovation,” Published Technical Disclosure No. 24-11857033_0006_PTD, Published October 27, 2025, available at https://archive.pr1or.art/24-11857033_0006_PTD

This technical disclosure describes improvements that would be readily apparent to a Person Having Ordinary Skill In The Art (PHOSITA) when considered in combination with the foundational architecture disclosed in U.S. Patent No. 11,857,033.

Background and Problem Solved

The original patent (German Patent Application No. 10 2021 208 311.0) disclosed a closure device for connecting two assemblies, but it had limitations in terms of magnetic attraction force, mechanical interlocking, and adaptability to varying environmental conditions. This new invention addresses these limitations by introducing self-adjusting magnetic elements, dynamic toothing portions, integrated sensors, and modular designs, enabling a more efficient, reliable, and customizable connection between assemblies.

Novelty and Inventive Step

The new claims introduce several novel features, including the self-adjusting magnetic element, dynamic toothing portion, integrated sensor, and modular design. These features provide a non-obvious improvement over the original patent, as they address specific limitations and enable a more efficient, reliable, and customizable connection between assemblies.

Alternative Embodiments and Variations

Alternative embodiments of the invention could include the use of different materials, shapes, or sizes for the magnetic elements, toothing portions, or engagement elements. The modular design could be adapted for various applications, such as medical devices, consumer electronics, or industrial equipment. The integrated sensor could be replaced with other detection methods, such as optical or acoustic sensors.

Potential Commercial Applications and Market

The enhanced magneto-mechanical closure device has significant commercial potential in various industries, including medical devices, consumer electronics, industrial equipment, and automotive manufacturing. The invention's improved performance, safety, and efficiency make it an attractive solution for companies seeking to enhance their assembly connection processes.

CPC Classifications

Section	Class	Group
A	A44	A44B11/20
A	A45	A45C13/1069
A	A44	A44D2203/00

Section 103 Obviousness Analysis (PHOSITA)

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Field of Art

Mechanical fastening systems, specifically magnetic closure devices for connecting assemblies, with expertise in materials science, magnetic coupling, and mechanical interlocking mechanisms

Person of Ordinary Skill (PHOSITA) Profile

An engineer with a background in mechanical design, materials engineering, and magnetic coupling technologies, capable of understanding complex fastening mechanisms and applying known techniques across related technical domains

Obviousness Rationale

A person having ordinary skill would recognize that the PTD's variations represent predictable extensions of the source patent's magnetic closure device, utilizing standard engineering design approaches to enhance functionality through self-adjusting magnetic elements, dynamic engagement mechanisms, and integrated sensing technologies that are well-known in the fastening systems domain.

Obvious Combinations & Variations

Source Patent Element

Magnetic elements used for connecting closure parts in assemblies

PTD Variation

Self-adjusting magnetic element calibrated to optimize attraction force based on assembly materials

Obviousness Reasoning

Adapting magnetic coupling strength is a known technique in magnetic coupling design, representing a predictable variation that a skilled engineer would recognize as a routine optimization of magnetic fastening technologies

Source Patent Element

Mechanical engagement between closure parts

PTD Variation

Dynamic toothing portion with corresponding engagement element to improve mechanical interlocking

Obviousness Reasoning

Enhancing mechanical interlock through refined tooth geometries is a standard design approach in fastening systems, representing an obvious improvement using known mechanical design principles

Source Patent Element

Closure device connecting two assemblies

PTD Variation

Integrated sensor for detecting attachment status with corresponding sensor interface

Obviousness Reasoning

Adding status detection sensors to mechanical fasteners is a well-established technique in modern engineering, representing a predictable application of known sensing technologies to improve functional feedback

Source Patent Element

Closure part with magnetic engagement mechanism

PTD Variation

Modular design allowing interchangeable magnetic elements for customization

Obviousness Reasoning

Modular design approaches are standard in mechanical systems, allowing predictable configuration variations that a skilled engineer would recognize as an obvious extension of existing fastening technologies

35 U.S.C. § 103 Summary: Pursuant to 35 U.S.C. § 103, the variations disclosed in this publication would have been obvious to a person having ordinary skill in the art at the time of invention, as they represent predictable technical extensions of US Patent 11857033, combining known techniques in magnetic coupling, mechanical engagement, and sensing technologies to provide routine improvements in closure device design.

Original Patent Information

Patent Number	US 11,857,033
Title	Magneto-mechanical closure device for fastening to an associated assembly
Assignee(s)	FIDLOCK GMBH