Smart Firearm Trigger Lock With Motion-Triggered Remote Engagement

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Solution Overview

Problem

Existing firearm security methods, such as conventional safes and hidden storage, are prone to unauthorized access and accidental discharge, posing risks and inefficiencies in emergency situations.

Innovation Solution

A smart firearm safety device with a locking mechanism and radio communication capabilities, integrated into a property monitoring system, that prevents unauthorized discharge by engaging or disengaging the trigger based on sensor data and biometric authentication, and alerts or alerts emergency services when tampered with.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If conventional safes and hidden storage are used for firearm security, then storage security is improved, but accessibility during emergencies deteriorates and risk of unauthorized access increases

Engineering Contradiction:
Improvefirearm securityVSAvoidaccessibility during emergencies
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The patent replaces traditional mechanical locking systems (safes, hidden storage) with an electronic control system that uses biometric authentication (fingerprint sensor) and wireless communication (radio component) to control the locking mechanism, enabling rapid authenticated access while maintaining security

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

Solution Approach 2:

The system incorporates automatic authentication through fingerprint sensing and automated locking/unlocking control based on authentication results, eliminating the need for manual intervention and enabling quick emergency access without compromising security

Inventive Principle:
Principle #25Self-service

2Device complexity

If conventional storage methods are used, then device complexity is reduced, but risk of accidental discharge increases

Engineering Contradiction:
Improvestorage system simplicityVSAvoidaccidental discharge risk
Core Design Contradiction:
Device complexityVSObject-affected harmful factors

Solution Approach 1:

The patent introduces a safety device as an intermediary component that attaches to the firearm's trigger mechanism, incorporating a locking mechanism controlled by biometric authentication, thereby preventing unauthorized or accidental trigger activation while maintaining system simplicity

Inventive Principle:
Principle #24Intermediary (Mediator)

Solution Approach 2:

The locking mechanism is engaged by default and only disengaged after successful biometric authentication, creating a preliminary protective action that prevents accidental discharge before the firearm can be operated

Inventive Principle:
Principle #9Preliminary anti-action

3Reliability

If biometric authentication and radio communication are integrated, then security control is improved, but device complexity increases

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

Solution Approach 1:

The patent combines the fingerprint sensor, radio component, locking mechanism, and control circuitry into a single integrated safety device that attaches to the firearm, consolidating multiple functions into one compact unit and managing complexity through unified design

Inventive Principle:
Principle #5Merging (Combining)

Data Source

PatentUS20260036384A1Smart firearm safety device
Publication Date: 2026.02.05 ALARM COM INC
  • US20260036384A1 patent drawing
  • US20260036384A1 patent drawing
  • US20260036384A1 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.