Sliding Window Security Panel with Automatic Locking

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Solution Overview

Problem

Conventional security systems for schools and businesses do not adequately secure windows, leaving occupants vulnerable to shooters who can target them through glass or gain access by breaking windows, as existing barricade devices only focus on door security.

Innovation Solution

A security panel system comprising a main body with rails and a locking mechanism that allows a shutter panel to slide over windows, automatically locking into place to block visibility and access, using bullet-resistant materials and designed for easy installation and operation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional barricade devices are used to secure doors, then door security is improved, but window security remains vulnerable

Engineering Contradiction:
Improvedoor securityVSAvoidwindow vulnerability
Core Design Contradiction:
ReliabilityVSObject-affected harmful factors

Solution Approach 1:

The security panel system is designed to be universally applicable to both doors and windows, providing the same level of protection to both. The panel can be installed on windows to prevent intrusion and on doors to provide additional security, making the system multi-functional and addressing both door and window security needs with a single type of device.

Inventive Principle:
Principle #6Universality (Multi-functionality)

2Object-affected harmful factors

If a shutter panel is added to cover windows, then visibility blocking is improved, but device complexity increases

Engineering Contradiction:
Improvevisibility blockingVSAvoidsystem structure
Core Design Contradiction:
Object-affected harmful factorsVSDevice complexity

Solution Approach 1:

The security system is divided into separate modular components: the shutter panel, the mounting frame, and the locking mechanism. This segmentation allows each component to be optimized independently and simplifies installation and maintenance. The panel can be easily removed or replaced without affecting the entire system, reducing overall complexity while maintaining effective visibility blocking.

Inventive Principle:
Principle #1Segmentation

3Ease of operation

If an automatic locking mechanism is implemented, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improvelocking operationVSAvoidlocking mechanism
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The locking mechanism is designed to automatically engage when the shutter panel is closed, eliminating the need for manual locking operations. The system serves itself by using the act of closing the panel to trigger the locking action, thereby improving ease of operation while keeping the mechanism relatively simple and reliable.

Inventive Principle:
Principle #25Self-service

4Strength

If bullet-resistant materials are used for the panel, then protection against penetration is improved, but weight of the panel increases

Engineering Contradiction:
Improvepenetration resistanceVSAvoidpanel weight
Core Design Contradiction:
StrengthVSWeight of moving object

Solution Approach 1:

The security panel utilizes composite material construction, combining multiple materials with complementary properties. This approach provides bullet-resistant strength while managing the weight of the panel, as composite structures can achieve high strength-to-weight ratios by strategically combining different materials.

Inventive Principle:
Principle #40Composite materials

Data Source

PatentUS11225828B2Security panel system for windows
Publication Date: 2022.01.18 WINDOW ARMOR LLC
  • US11225828B2 patent drawing
  • US11225828B2 patent drawing
  • US11225828B2 patent drawing

AI summary

A security panel system that is adapted to protect innocent bystanders from gunfire in the event of a shooting. The security panel system includes a main body having a first rail, a second rail, a panel, and a locking mechanism. The first rail and the second rail may each be mounted adjacent to a window and movably secure a panel therebetween. The panel is movable between an opened position and a closed position. The locking mechanism is configured to secure the panel in the closed position. It should be appreciated that, while the panel is in the closed position, the shooter may not be able to see or fire through the window due to use of the security panel system.