Peelable Multi-Layer Mobile Protector for Low-Bulk Hygiene

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Solution Overview

Problem

Existing mobile device cases increase bulk and weight, and pose contamination risks due to pathogen retention, compromising user safety and device handling.

Innovation Solution

A multi-layered adhesive mobile device protector with removable, perforated sections and adhesive layers, allowing easy cleaning and protection without increasing size or weight, featuring customizable fit and antimicrobial properties.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Strength

If a foam shell is added around the edges of the device to provide protection, then protection from scratches and damage is improved, but the size and weight of the device increase

Engineering Contradiction:
Improveprotection from scratches and damageVSAvoidweight of the device
Core Design Contradiction:
StrengthVSWeight of stationary object

Solution Approach 1:

The patent applies a thin film adhesive protector that conforms to the device surface without requiring bulky foam shells. This thin film provides scratch protection while maintaining the device's original size and weight characteristics, resolving the contradiction between protection strength and device weight.

Inventive Principle:
Principle #30Flexible shells and thin films

2Strength

If a hard shell or fabric enclosure is used to protect the device, then protection from damage is improved, but the bulk and weight of the device increase

Engineering Contradiction:
Improveprotection from damageVSAvoidbulk of the device
Core Design Contradiction:
StrengthVSVolume of moving object

Solution Approach 1:

The adhesive protector is implemented as a thin conformal film that provides protective coverage without adding significant bulk. This approach maintains the device's original dimensions and form factor while delivering the necessary protection from damage.

Inventive Principle:
Principle #30Flexible shells and thin films

3Object-affected harmful factors

If a traditional case is used to protect the device, then protection from contamination is improved, but the case captures and retains pathogens on its surfaces

Engineering Contradiction:
Improveprotection from contaminationVSAvoidpathogen retention on case surfaces
Core Design Contradiction:
Object-affected harmful factorsVSObject-generated harmful factors

Solution Approach 1:

The adhesive protector is designed as a disposable protective layer that can be removed and replaced. When contamination occurs, the entire protector is removed and discarded, eliminating the pathogen retention problem associated with reusable cases. This disposable approach ensures continuous protection without accumulating pathogens on reusable surfaces.

Inventive Principle:
Principle #27Cheap short-living objects (Disposable)

Solution Approach 2:

The system enables easy removal and disposal of the adhesive protector when contaminated. By discarding the contaminated protective layer and applying a fresh one, the system eliminates pathogen retention while maintaining continuous protection, resolving the contradiction between contamination protection and pathogen retention.

Inventive Principle:
Principle #34Discarding and recovering

4Ease of operation

If a multi-layered structure is used to allow layer removal for cleaning, then ease of contamination removal is improved, but device complexity increases

Engineering Contradiction:
Improveease of contamination removalVSAvoidcomplexity of the protector structure
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The protective system is segmented into multiple removable adhesive layers, each capable of being independently removed and replaced. This segmentation allows users to easily remove and replace only the contaminated layer without affecting the underlying protective structure, providing ease of contamination removal while keeping the overall system relatively simple.

Inventive Principle:
Principle #1Segmentation

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

Provides effective scratch protection while minimizing size and weight impact, ensuring sanitary conditions by allowing easy layer removal and reducing contamination risks, with optional antimicrobial agents for enhanced hygiene.

Implementation Method 1

Adhesive is disposed between each polymeric layer in a thickness that results in appropriate adhesion between polymeric layers and as between the first layer and the mobile device

Methodology Applied
Scientific EffectAdhesion: Adhesive

Data Source

PatentUS12556215B2Clam-shell mobile device protector
Publication Date: 2026.02.17 DROKS HEALTHCARE LLC
  • US12556215B2 patent drawing
  • US12556215B2 patent drawing
  • US12556215B2 patent drawing

AI summary

A mobile device case including a first section and a second section connected by a transitional section. The mobile device case is configured to provide a peelable, multi-layered case for a mobile device. The mobile device case may include multiple perforated sections to facilitate access to various features of the mobile device. The mobile device case includes multiple layers which may be peeled to remove it from the mobile device case.