Resilient Ring Attachment for Mobile Device Grip
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Solution Overview
Problem
Mobile devices are susceptible to accidental damage and loss due to unintentional drops, with existing protective cases often failing to safeguard the touchscreen and electronic circuitry, and there is a need for an accessory that prevents devices from being dropped or lost when a user loses grip.
Innovation Solution
A mobile device attachment system comprising an anchor and a resilient ring that fits within a mobile device case, allowing a user to securely grip the device by engaging their finger, with the ring designed to compress and return to its original shape, providing protection and preventing accidental drops.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Strength
If a protective case is used to protect the mobile device, then the device is protected from physical damage, but the touchscreen and electronic circuitry remain unprotected and susceptible to damage from accidental drops
Solution Approach 1:
The ring attachment is nested within the protective case structure, with the ring fitting through an aperture in the case and the anchor securing inside the case's inner cavity. This nested configuration allows the ring to provide additional grip protection while the case provides physical protection, and both work together to prevent accidental drops that could damage the touchscreen and circuitry.
2Strength
If a protective case is used to protect the mobile device, then the device is protected from physical damage, but the device may still be lost when dropped into water or other environments
Solution Approach 1:
The ring attachment provides a preliminary grip mechanism that engages the user's finger before a drop can occur. By providing this additional security measure in advance, the system prevents the device from being accidentally dropped into water or other environments where it could be lost, going beyond the basic physical protection of the case.
3Ease of operation
If the ring is made of resilient material to allow compression, then the ring can be squeezed and returns to original shape, but the structural integrity must be maintained
Solution Approach 1:
The ring is made from resilient material that changes its physical parameters under compression. When squeezed, the ring's shape and volume parameters change temporarily, allowing it to be compressed. When released, the material's elastic properties cause it to return to its original shape, maintaining structural integrity throughout the compression cycle.
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 attachment system effectively prevents accidental drops and losses by allowing users to maintain a secure grip on their mobile devices, protecting both the touchscreen and electronic circuitry from damage.
Implementation Method 1
The ring is comprised of a resilient material such that inner surfaces of the ring may be compressed together when squeezed and the ring may return to an original shape when released
Data Source
AI summary
A ring attachment for a mobile device assembly wherein the mobile device assembly further includes a mobile device and a mobile device case. The mobile device case has sidewalls defining an inner cavity sized to receive the mobile device therein. The ring attachment includes an anchor having a height, width and thickness. The height and the width are sized to fit within the inner cavity. The thickness is sized to fit between the inner cavity of the mobile device case and a back surface of the mobile device when the mobile device is secured within the inner cavity. A ring is secured to the anchor. The ring is sized to receive a finger of a user. The ring is comprised of a resilient material such that inner surfaces of the ring may be compressed together when squeezed and the ring may return to an original shape when released.


