Supplemental Door Lock with Integrated Alert System

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Solution Overview

Problem

Existing door locks in schools and buildings are often flimsy, easy to circumvent, require special knowledge, or fail to deploy quickly during emergencies, and lack integrated alert systems to notify authorities of security breaches.

Innovation Solution

A supplemental door lock system comprising a durable, easily installable, and quick-deployable lock with an integrated alert system that monitors its status and generates alarms when locked, ensuring compliance with fire and safety codes, and a wireless communication network to notify law enforcement and security personnel.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If existing door locks are used in schools and buildings, then the basic locking function is provided, but they are flimsy, easy to circumvent, and cannot provide adequate security protection

Engineering Contradiction:
Improvesecurity protectionVSAvoidlock durability
Core Design Contradiction:
ReliabilityVSStrength

Solution Approach 1:

The door lock system is divided into separate functional modules: a locking mechanism mounted on the door, a floor-mounted engagement component, and an alert system. This segmentation allows each component to be optimized independently for strength and reliability while maintaining overall system security.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The lock system employs composite construction with a sturdy frame, reinforced locking bar, and durable floor engagement components. The combination of multiple materials and structural elements creates a lock that is significantly stronger and more resistant to circumvention than conventional single-material locks.

Inventive Principle:
Principle #40Composite materials

2Reliability

If complex door locks with special deployment procedures are installed, then security is improved, but they require special knowledge and cannot be deployed quickly during emergencies

Engineering Contradiction:
Improvesecurity protectionVSAvoiddeployment simplicity
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The lock system is pre-assembled with all components in their final positions before installation. The locking bar, floor engagement components, and alert system are pre-configured so that during an emergency, users simply need to activate the lock without any complex assembly or alignment procedures.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The lock mechanism is designed to be self-activating or easily activated by any user regardless of training. The system automatically engages the locking bar and floor components when activated, eliminating the need for special knowledge or multi-step procedures.

Inventive Principle:
Principle #25Self-service

3Reliability

If traditional door locks are used, then the locking function is provided, but they lack integrated alert systems to notify authorities of security breaches

Engineering Contradiction:
Improvesecurity monitoringVSAvoidsystem integration
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The alert system is merged with the physical locking mechanism into a single integrated unit. The alert components (sensors, communication modules, power supply) are combined with the locking bar and floor engagement components, eliminating the need for separate security systems and reducing overall system complexity.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The door lock system performs multiple functions: physical locking, alert generation, and communication with authorities. This multi-functionality is achieved through universal design where the same structural components serve both mechanical and electronic functions, rather than requiring separate specialized systems.

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

4Reliability

If supplemental door locks with unattached components are installed, then security is enhanced, but the components must be stored in closets or shelves when not in use and retrieved during emergencies

Engineering Contradiction:
Improvesecurity protectionVSAvoiddeployment time
Core Design Contradiction:
ReliabilityVSLoss of time

Solution Approach 1:

All lock components are pre-installed and permanently mounted in their operational positions before use. The locking bar, floor engagement components, and mounting hardware are all installed in advance, eliminating the need to retrieve or assemble components during emergencies.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The system uses permanently mounted floor engagement components as intermediaries between the door lock and the building structure. These fixed components eliminate the need for portable or storable parts, as they remain in place continuously ready for immediate engagement.

Inventive Principle:
Principle #24Intermediary (Mediator)

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 system provides enhanced security by preventing unauthorized door opening and automatically alerting authorities during emergencies, ensuring quick and effective response times while meeting all safety standards.

Implementation Method 1

The switch is configured to sense a position of the locking component and generate an electronic signal or data that varies according to the position of the locking component

Methodology Applied
Scientific EffectElectromagnetic sensing: Electromagnetic Induction

Implementation Method 2

The communication element is configured to receive the electronic signal or data from the switch and generate a wireless signal that corresponds to the electronic signal or data

Methodology Applied
Scientific EffectSignal conversion to wireless transmission: Electromagnetic Induction

Implementation Method 3

The alarm is configured to generate an audible or visible alarm when the switch assembly detects that the supplemental door lock is locked

Methodology Applied
Scientific EffectAcoustic energy generation:

Data Source

PatentUS11299911B2Supplemental door lock and alert system
Publication Date: 2022.04.12 CAMPUS SAFETY PRODUCTS LLC
  • US11299911B2 patent drawing
  • US11299911B2 patent drawing
  • US11299911B2 patent drawing

AI summary

An alert system configured to monitor a status of one or more supplemental door locks comprises a switch assembly and an alarm. The switch assembly is configured to detect whether one supplemental door lock is unlocked or locked and includes a switch, an indicator, and a communication element. The switch is to be coupled to a locking component of the supplemental door lock. The switch is configured to sense a position of the locking component and generate an electronic signal or data. The indicator is configured to provide a first indication of a status of the supplemental door lock. The communication element is configured to receive the electronic signal or data from the switch and generate a wireless signal that corresponds to the electronic signal or data. The alarm is configured to generate an audible or visible alarm when the switch assembly detects that the supplemental door lock is locked.