Elastic Pocket Cover for Backpack Privacy and Security

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Solution Overview

Problem

Open external pockets on containers like backpacks make contents visible and insecure, as they are exposed to the public and may be easily accessed or lost.

Innovation Solution

A pocket cover system that includes a pocket cover made of materials like nylon or cloth, which can be stored in a secondary pocket and deployed using an elastic band or other securing mechanisms to cover and secure the contents of the first pocket.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If open external pockets are used on containers, then accessibility and convenience are improved, but security and privacy are worsened because contents are visible and exposed to the public

Engineering Contradiction:
ImproveaccessibilityVSAvoidexposure to public
Core Design Contradiction:
Ease of operationVSObject-affected harmful factors

Solution Approach 1:

The pocket cover is designed to be dynamically deployable and stowable, transitioning between covering and non-covering states. The elastic band enables the cover to be quickly deployed over the pocket opening when security is needed and retracted when accessibility is prioritized, allowing the system to adapt to different user needs in real-time

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The pocket cover acts as an intermediary element between the pocket contents and the external environment. This intermediate layer provides the necessary coverage and security while maintaining the functional accessibility of the pocket, resolving the contradiction by introducing a mediating component that can be selectively applied

Inventive Principle:
Principle #24Intermediary (Mediator)

2Object-affected harmful factors

If a pocket cover is deployed to secure contents, then security and privacy are improved, but device complexity and ease of operation are worsened due to additional deployment steps

Engineering Contradiction:
ImprovesecurityVSAvoiddeployment mechanism
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The elastic band is configured to automatically secure the pocket cover in place through its elastic properties, eliminating the need for complex fastening mechanisms, buttons, or zippers. The elastic tension self-secures the cover around the pocket opening, and the entire assembly can be quickly stowed in a secondary pocket when not in use, reducing the system to simple, intuitive actions

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The pocket cover is constructed as a flexible, thin material that can easily conform to the pocket opening and be quickly deployed or removed. This flexibility allows the cover to be manipulated with simple hand movements rather than requiring complex mechanical operations, reducing the perceived complexity while maintaining security functionality

Inventive Principle:
Principle #30Flexible shells and thin films

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 pocket cover effectively hides and secures the contents of the first pocket, providing privacy and security by using elastic bands or other mechanisms to maintain the pocket cover in place.

Implementation Method 1

an elastic band attached to an interior surface of the backpack at a first attachment point and a second attachment point

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS20250169585A1Pocket Cover
Publication Date: 2025.05.29 UPPER ECHELON PRODUCTS LLC
  • US20250169585A1 patent drawing
  • US20250169585A1 patent drawing
  • US20250169585A1 patent drawing

AI summary

A container has a first side that comprises a first pocket having an outer sidewall, an inner sidewall, a closed side, and an open side. The first side further comprises a pocket cover attached to the first side at one or more attachment points. The tensioning member removably secures the pocket cover over the first pocket.