Smart Firearm Safety Lock with Motion Detection

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Solution Overview

Problem

Existing firearm security measures, such as conventional safes and storage methods, are inadequate in preventing unauthorized or accidental discharge and are easily bypassed by unauthorized users, posing a risk to safety and security.

Innovation Solution

A smart firearm safety device with a locking mechanism and radio communication capabilities that integrates with a property monitoring system, allowing real-time alerts, authorization through biometrics, and automatic engagement/disengagement of the locking mechanism based on sensor data and user authorization.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional safes and storage methods are used to secure firearms, then basic physical security is provided, but they are easily bypassed by unauthorized users and cannot prevent unauthorized or accidental discharge

Engineering Contradiction:
Improvefirearm securityVSAvoidsecurity system complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent replaces conventional mechanical safe systems with an electronic control system that uses biometric sensors (fingerprint, iris, or facial recognition) to authenticate users. The electronic locking mechanism controlled by the property monitoring system provides more reliable security against unauthorized access compared to mechanical systems, while integrating seamlessly into existing smart home infrastructure.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

Solution Approach 2:

The property monitoring system acts as an intermediary between the firearm storage device and the user. It receives biometric authentication data, processes authorization decisions, and controls the locking mechanism accordingly. This intermediary layer enhances security reliability by adding multiple authentication barriers while managing system complexity through centralized control.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a locking mechanism is added to prevent unauthorized discharge, then safety is improved, but the device complexity increases

Engineering Contradiction:
Improveunauthorized discharge preventionVSAvoidlocking mechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The patent merges the locking mechanism with the trigger guard assembly, creating an integrated unit rather than separate components. The locking member engages with the trigger guard to prevent trigger depression, combining storage security and discharge prevention functions into a single integrated system controlled by the property monitoring system.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The property monitoring system performs multiple functions: it authenticates users through biometric sensors, controls the locking mechanism, provides real-time alerts, and manages firearm storage security. This multi-functional approach improves reliability by consolidating control while managing complexity through a single centralized system rather than multiple independent devices.

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

3Reliability

If real-time monitoring and alerts are implemented, then security response capability is enhanced, but the device complexity and energy consumption increase

Engineering Contradiction:
Improvereal-time security monitoringVSAvoiddevice energy consumption
Core Design Contradiction:
ReliabilityVSUse of energy by moving object

Solution Approach 1:

The system uses periodic motion sensors to detect firearm movement and triggers alerts only when movement is detected, rather than continuous monitoring. The radio device transmits alerts periodically when unauthorized movement or access attempts occur, reducing energy consumption compared to continuous transmission while maintaining real-time security response capability.

Inventive Principle:
Principle #19Periodic action

Solution Approach 2:

The property monitoring system leverages existing infrastructure (power supply, communication networks, processing capabilities) to provide real-time monitoring and alerts without requiring dedicated energy-intensive components. The system uses the host device's existing resources for computation, communication, and sensor processing, minimizing additional energy consumption.

Inventive Principle:
Principle #25Self-service

Data Source

PatentUS12460885B2Smart firearm safety device
Publication Date: 2025.11.04 ALARM COM INC
  • US12460885B2 patent drawing
  • US12460885B2 patent drawing
  • US12460885B2 patent drawing

AI summary

Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, are described for implementing a smart firearm safety device. The safety device attaches to a firearm having a trigger and a slot for receiving a magazine. The safety device includes a locking mechanism that attaches to the trigger to preclude depressing a trigger of the firearm and a sensor that determines an orientation of the firearm or a relative motion of the firearm to indicate detected movement of the firearm. The safety device also includes a radio device that receives parameter signals from the sensor indicating movement of the firearm. The radio device communicates with a component of a property monitoring system to receive a command to engage the locking mechanism to preclude depressing the trigger of the firearm based on parameter signals indicating a particular type of detected movement of the firearm.