Multi-position Foregrip with Quick Draw Carry System

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Solution Overview

Problem

Current firearm grips, particularly vertical and single-slope designs, impose awkward postures on shooters, leading to fatigue and reduced control due to biomechanical stresses on joints and muscles, limiting long-term use and adaptability in various shooting scenarios.

Innovation Solution

The enhanced foregrip provides 9 ergonomic and 4 conventional grip positions, allowing for ambidextrous use and integration with modular handguard platforms, enabling neutral wrist, elbow, and shoulder postures, along with a Quick Draw Carry System (QDCS) for improved safety, mobility, and recoil mitigation.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a vertical foregrip is used, then weapon control and recoil mitigation are improved, but the shooter experiences awkward postures and fatigue due to biomechanical stresses on joints and muscles

Engineering Contradiction:
Improveweapon controlVSAvoidshooter comfort
Core Design Contradiction:
ReliabilityVSEase of operation

Solution Approach 1:

The foregrip is designed with multiple angular positions (vertical, angled at 45 degrees, horizontal) that can be rotated between locked positions. This dynamic adjustability allows the shooter to change the grip angle based on the specific mission requirements, shooting position, and personal ergonomics, thereby maintaining both weapon control and shooter comfort across different scenarios

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The foregrip changes its operational parameter (angle) to optimize performance. By rotating the foregrip between different angular positions, the shooter can alter the biomechanical leverage and hand posture, reducing joint and muscle stress while maintaining effective weapon control for the specific task at hand

Inventive Principle:
Principle #35Parameter changes

2Device complexity

If a single-mission foregrip is used, then the design is simple, but the adaptability to various shooting scenarios is limited

Engineering Contradiction:
Improvegrip designVSAvoidmission adaptability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The foregrip integrates multiple functions into a single device: it can serve as a vertical grip for precision shooting, an angled grip for rapid fire or specific stances, and a horizontal grip for close-quarters work. The rotation mechanism with multiple locked positions allows one foregrip to replace what would traditionally require multiple specialized grips, achieving versatility without proportionally increasing complexity

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

Solution Approach 2:

The foregrip transitions between different functional configurations through rotation between locked angular positions. This dynamic reconfiguration allows the same physical object to adapt to different mission requirements—precision shooting, rapid engagement, close-quarters combat—without requiring multiple separate components

Inventive Principle:
Principle #15Dynamics

3Stability of the object's composition

If the foregrip is locked in a fixed position, then structural stability is maintained, but the ability to adapt to different shooting styles and missions is reduced

Engineering Contradiction:
Improvestructural stabilityVSAvoidgrip configuration
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The foregrip employs a dynamic design with discrete locked positions rather than a completely fixed or continuously variable structure. It can be rotated between specific angular positions (vertical, 45 degrees, horizontal) and locked into place, providing both structural stability during use and adaptability between missions through the ability to change positions

Inventive Principle:
Principle #15Dynamics

Data Source

PatentUS11460268B2Multi-mission foregrip and quick draw carry system for long-barreled firearms
Publication Date: 2022.10.04 PARRA JORGE AUGUSTO
  • US11460268B2 patent drawing
  • US11460268B2 patent drawing
  • US11460268B2 patent drawing

AI summary

A detachable foregrip for long-barreled firearms with a plurality of ergonomic grip positions, allowing nimble changes of the supporting hand position without changing the position of the device in relation with the firearm or reconfiguring the foregrip; as deemed necessary by the user based on different situational uses or mission or purposes, the user's stance, preferences, unique personal and current physical characteristics; any of the available 9 distinct positions reduces strain and fatigue by means of the proper posture of wrist, elbow and shoulder, and allowing the use of the simplest fatigue relief that is to change the wrist posture without losing weapon control; therefore, improving shooting accuracy, consistency, weapon control, recoil mitigation and endurance; and enables a safe and effective Quick Draw Carry System that improves survivability, deployment, mobility and endurance, and ensures a rested firing hand that always has access to the secondary weapon; ultimately, easing the training path implementing simple and efficient methods.