Privacy shade

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Solution Overview

Problem

There is a need for a portable privacy shade apparatus that can be easily attached to existing railings or used as a standalone device, providing effective privacy and shade solutions while accommodating various deployment mechanisms and power sources.

Innovation Solution

A privacy shade apparatus with extendable legs and a transverse member housing a deployable screen, which can be manually or motorized, and equipped with solar power capabilities, along with optional accessories like shelves and projection screens, allowing attachment to railings or serving as a free-standing unit.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a privacy shade apparatus is designed to be portable and attachable to existing railings, then ease of installation and adaptability are improved, but structural stability and reliability may worsen

Engineering Contradiction:

ImproveadaptabilityVSAvoidreliability

Core Design Contradiction:

Adaptability or versatilityVSReliability

Solution Approach 1:

The privacy shade apparatus is divided into separate modular components including legs, crossbars, and screen panels that can be independently assembled and attached to existing railings, enabling portable installation without permanent modification while maintaining structural integrity through standardized connection interfaces

Inventive Principle:

Principle #1Segmentation

Solution Approach 2:

The apparatus is designed with universal attachment mechanisms that can interface with various existing railing systems and can also function as a free-standing structure, allowing the same device to adapt to multiple installation scenarios and environments while maintaining reliable privacy coverage

Inventive Principle:

Principle #6Universality (Multi-functionality)

2Ease of operation

If motorized deployment mechanism is implemented, then ease of operation is improved, but device complexity and power requirements worsen

Engineering Contradiction:

Improveease of operationVSAvoiddevice complexity

Core Design Contradiction:

Ease of operationVSDevice complexity

Solution Approach 1:

The manual mechanical deployment system is replaced with an electric motorized spool mechanism that winds and unwinds the screen material, significantly reducing the physical effort required for deployment while integrating the motor control directly into the existing structural components to minimize added complexity

Inventive Principle:

Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

A spool mechanism serves as an intermediary between the motor and the screen material, providing a compact way to store and deploy the screen while the motor itself is integrated into the transverse member structure, thereby adding minimal complexity to the overall system while achieving easy motorized operation

Inventive Principle:

Principle #24Intermediary (Mediator)

3Use of energy by moving object

If solar power capability is added, then energy independence and environmental friendliness are improved, but device complexity and manufacturing cost worsen

Engineering Contradiction:

Improveenergy independenceVSAvoiddevice complexity

Core Design Contradiction:

Use of energy by moving objectVSDevice complexity

Solution Approach 1:

The solar panels are integrated directly into the top surfaces of the vertical legs, merging the power generation function with the existing structural components rather than adding separate solar panels as attachments, thereby achieving energy independence while minimizing the increase in device complexity and manufacturing cost

Inventive Principle:

Principle #5Merging (Combining)

4Reliability

If the screen is made to fully fill the void space when deployed, then privacy effectiveness is improved, but the deployment mechanism complexity and space requirements worsen

Engineering Contradiction:

Improveprivacy effectivenessVSAvoiddeployment mechanism complexity

Core Design Contradiction:

ReliabilityVSDevice complexity

Solution Approach 1:

The screen is constructed as a flexible material that can be wound onto a compact spool for storage and deployment to fill the entire void space between the legs when extended, achieving complete privacy coverage while the spool mechanism provides a space-efficient and mechanically simple deployment solution compared to rigid panel systems

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 apparatus provides adjustable privacy and shade solutions, powered by solar energy, with options for manual or motorized deployment, and includes additional features like projection screens and built-in lights, enhancing user convenience and functionality.

Implementation Method 1

At least one of said top portions of said legs includes a solar cap for receiving and storing solar power

Methodology Applied

Scientific EffectSolar power: Photovoltaic Effect

Data Source

PatentUS12590463B2Privacy shade

Publication Date: 2026.03.31 SPADOLA FRANK

AI summary

A portable privacy shade apparatus is configured to attach to a railing of a deck or to a fence. The shade apparatus includes a frame having first and second legs. A lateral crossbar connects top portions of the two legs and extends between them. Curtains are suspended from the lateral crossbar to cover an opening outlined by the frame. The transverse member may also be used to mount a rolled-up screen mounted on a spool inside the transverse member, blinds, or other shade or privacy barrier.