Retrofit Trigger and Safety Device for Remote Firearm Control

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Solution Overview

Problem

Existing firearm systems lack remote operability and safe mode adjustment capabilities, posing risks to operators in dangerous situations.

Innovation Solution

A retrofit trigger and safety mechanism device that includes a device body, trigger mechanism, and safety mechanism, allowing remote operation and adjustment between firing and safe modes via a belt drive system and communication components, enabling secure and efficient firearm control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a firearm is made remotely operable with a trigger device, then operator safety is improved, but device complexity increases

Engineering Contradiction:
Improveoperator safetyVSAvoidtrigger device complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The trigger device is divided into separate functional components: a device body for attachment, a trigger mechanism with actuating component, and a safety mechanism with selector component. This segmentation allows each component to perform its specific function independently, improving overall system reliability while managing complexity through modular design.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The trigger actuating component acts as an intermediary between the remote control system and the firearm's trigger. It translates remote inputs into mechanical trigger actuation, enabling remote operation without direct operator contact with the firearm, thus improving safety while maintaining controlled complexity.

Inventive Principle:
Principle #24Intermediary (Mediator)

2Reliability

If a safety mechanism is added to adjust between firing and safe modes, then operator safety is improved, but device complexity increases

Engineering Contradiction:
Improvesafety controlVSAvoidmechanism complexity
Core Design Contradiction:
ReliabilityVSDevice complexity

Solution Approach 1:

The safety mechanism is integrated with the trigger device body, sharing the same housing and attachment system. The safety selector component is coupled with the device body and works in conjunction with the trigger mechanism, merging safety functions with the existing trigger structure to avoid adding separate complex systems.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The device body serves multiple functions: it houses the trigger mechanism, accommodates the safety mechanism, provides attachment to the firearm receiver, and positions both mechanisms correctly. This multi-functionality reduces the need for additional components and simplifies the overall device structure.

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

3Extent of automation

If the trigger actuating component is positioned within the trigger guard adjacent to the trigger, then remote firing capability is achieved, but ease of operation is reduced

Engineering Contradiction:
Improveremote firing capabilityVSAvoidtrigger actuation
Core Design Contradiction:
Extent of automationVSEase of operation

Solution Approach 1:

The manual trigger pull operation is replaced with a remotely actuated mechanical system. The trigger actuating component is positioned within the trigger guard to directly engage the firearm's trigger, but is actuated through a belt drive mechanism from a remote location, substituting the operator's direct mechanical action with a remote mechanical system.

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

4Ease of manufacture

If a single bolt attachment system is used for the device body, then ease of manufacture is improved, but reliability of attachment may be reduced

Engineering Contradiction:
Improveassembly simplicityVSAvoidattachment security
Core Design Contradiction:
Ease of manufactureVSReliability

Solution Approach 1:

The device body is pre-configured with attachment features and the single bolt is positioned to engage critical attachment points before final assembly. This preliminary positioning ensures that the simplified single-bolt attachment system achieves reliable securing of the trigger device to the firearm receiver without requiring complex multi-bolt assemblies.

Inventive Principle:
Principle #10Preliminary action

Data Source

PatentUS11499791B2Trigger and safety actuating device and method therefor
Publication Date: 2022.11.15 AIMLOCK INC
  • US11499791B2 patent drawing
  • US11499791B2 patent drawing
  • US11499791B2 patent drawing

AI summary

A trigger device that is attachable to a firearm includes a device body, a trigger mechanism, and a safety mechanism. The trigger device is configured to enable remote firing of the firearm. The device body that is attachable to the firearm to removably couple the trigger device to the firearm. The trigger mechanism is coupled with the device body and is configured to engage a trigger of the firearm to effect firing of the firearm. The safety mechanism is also coupled with the device body and is configured to engage a safety of the firearm to adjust the firearm between a firing mode and a safe mode.