Magnetic Accessory Housing Assembly for Flexible Device Positioning
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Solution Overview
Problem
Existing accessory devices for electronic devices lack flexibility in adapting to different usage environments and do not effectively enhance convenience and usability.
Innovation Solution
An accessory device with a detachable design featuring a first and second housing connected by a hinge, utilizing magnets for secure attachment, and a guide member with elastic components for adjustable fixation, along with a slide assembly and electromagnetically responsive markers, to facilitate versatile positioning and functionality.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If accessory devices are designed with fixed structures, then manufacturing is simpler, but adaptability to different usage environments is reduced
Solution Approach 1:
The accessory device is divided into multiple detachable housing units (first housing, second housing, third housing) that can be separately assembled and configured. Each housing can accommodate different electronic devices or components, allowing the overall structure to be customized for various usage scenarios while keeping individual housing units relatively simple in design.
Solution Approach 2:
The accessory device incorporates rotatable hinges connecting the housings, enabling dynamic adjustment of the device configuration. The housings can be rotated relative to each other to create different angles and orientations, allowing the same physical structure to adapt to multiple usage environments such as handheld, tabletop, or angled viewing positions.
2Adaptability or versatility
If accessory devices use detachable designs with multiple components, then adaptability and versatility are improved, but device complexity increases
Solution Approach 1:
The detachable housing units are designed with universal compatibility features, where the same housing components can accommodate different electronic devices or serve multiple functions. The standardized connection interfaces and magnetic coupling mechanisms allow the same set of components to be reconfigured for various purposes, reducing the need for device-specific parts.
Solution Approach 2:
Magnetic coupling mechanisms serve as intermediaries between the detachable housing units, enabling easy attachment and detachment without complex mechanical fasteners. The magnetic force provides secure coupling while allowing simple separation, reducing the number of additional fastening components needed while maintaining connection reliability.
3Force
If magnets are arranged closely together, then attachment force is stronger, but magnetic interference between adjacent magnets increases
Solution Approach 1:
The magnetic coupling mechanism uses magnets with different strengths and sizes at different locations. Stronger magnets are positioned where maximum attachment force is needed, while weaker magnets are placed in areas where magnetic interference could be problematic. This non-uniform distribution optimizes the balance between attachment force and magnetic interference reduction.
Solution Approach 2:
The arrangement of magnets breaks symmetry by placing magnets at non-uniform intervals and using magnets of varying strengths. This asymmetric configuration prevents the magnetic fields from aligning in ways that would create interference patterns, while still providing sufficient cumulative attachment force across the coupling interface.
4Adaptability or versatility
If guide members are made movable for adjustment, then adaptability is improved, but reliability of fixation is reduced
Solution Approach 1:
The guide members are pre-positioned within guide grooves that define their movement paths and limiting their travel range. This preliminary positioning ensures that when the guide members are adjusted, they remain within safe and functional boundaries, maintaining fixation reliability while allowing necessary adaptability.
Solution Approach 2:
The guide grooves provide mechanical feedback to the guide members through contact forces that guide and constrain movement. When the guide members reach the ends of their travel or encounter resistance, the mechanical feedback signals the limits of safe adjustment, preventing over-adjustment that would compromise fixation reliability.
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
Enhances the adaptability and usability of electronic devices by allowing for various configurations and easy detachment/attachment, providing enhanced convenience and functionality through magnetic and elastic mechanisms.
Implementation Method 1
a fastening assembly configured to detachably couple the first housing to the second housing, where the fastening assembly may include a plurality of first magnets arranged in a first end portion of the second case facing the hinge and a plurality of second magnets in a first end portion of the second housing and respectively arranged to face the plurality of first magnets
Data Source
AI summary
An accessory device that is detachable from an electronic device includes a first housing including a first case configured to accommodate a first portion of the electronic device, a second case configured to accommodate a second portion of the electronic device, and a hinge rotatably connecting the first case to the second case, a second housing including an electronic module configured to be connected to the electronic device, and a fastening assembly configured to detachably couple the first housing to the second housing, where the fastening assembly includes a plurality of first magnets arranged in a first end portion of the second case facing the hinge and a plurality of second magnets in a first end portion of the second housing and respectively arranged to face the plurality of first magnets.