Firearm Foregrip Integrated Light Source Design

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Solution Overview

Problem

Existing firearm foregrip accessories face challenges in integrating lighting systems without occupying valuable handrail space or adding substantial weight, which can unbalance the firearm and affect accuracy.

Innovation Solution

A cylindrical foregrip with an integrated light source, including a battery compartment and electronic circuit, positioned at the distal end, allowing for a compact and balanced mounting of lighting systems without extending beyond the standard handrail length.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Illumination intensity

If a light accessory is mounted on the handrail, then illumination is provided, but handrail space is occupied and weight is added to the distal end

Engineering Contradiction:
Improvelight illuminationVSAvoidhandrail space
Core Design Contradiction:
Illumination intensityVSArea of stationary object

Solution Approach 1:

The patent combines the light source with the foregrip assembly, integrating the lighting function into the existing structural component. The light housing is mounted on the foregrip's handrail, merging the illumination accessory with the grip assembly, thereby providing light without occupying additional handrail space that would be available for other accessories like scopes or laser sights.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The foregrip assembly serves multiple functions: it provides the vertical grip structure, supports the light source, and maintains the firearm's balance. By making the foregrip a multi-functional platform, the patent eliminates the need for separate dedicated light mounting structures, thus preserving handrail space for other accessories.

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

2Illumination intensity

If a light accessory is mounted on the handrail, then illumination is provided, but weight is added to the distal end affecting balance and accuracy

Engineering Contradiction:
Improvelight illuminationVSAvoidfirearm balance
Core Design Contradiction:
Illumination intensityVSWeight of moving object

Solution Approach 1:

The patent positions the light source at a specific location on the foregrip assembly, optimizing its placement to minimize impact on the firearm's center of gravity. By carefully selecting the mounting position on the handrail, the design provides necessary illumination while maintaining the firearm's balance and accuracy characteristics.

Inventive Principle:
Principle #3Local quality

Solution Approach 2:

The foregrip assembly itself acts as a counterbalancing structure. By integrating the light into the foregrip rather than adding it separately at the distal end, the existing foregrip mass distribution helps counterbalance the added light weight, maintaining the firearm's overall balance.

Inventive Principle:
Principle #8Anti-weight (Counterweight)

3Adaptability or versatility

If multiple accessories are mounted on the handrail, then functionality is enhanced, but space limitations are exceeded

Engineering Contradiction:
Improveaccessory functionalityVSAvoidhandrail space
Core Design Contradiction:
Adaptability or versatilityVSArea of stationary object

Solution Approach 1:

The patent merges the light mounting function with the foregrip assembly, allowing the light to be installed as part of the grip structure rather than as a separate handrail accessory. This integration frees up handrail space for other accessories while maintaining the lighting function.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The light source is mounted on the side of the foregrip assembly, utilizing the vertical dimension and the side surface area of the foregrip rather than competing for the horizontal handrail space. This dimensional approach allows multiple accessories to coexist on the handrail without space conflicts.

Inventive Principle:
Principle #17Another dimension (Dimensionality change)

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

This solution provides a balanced and space-efficient integration of lighting within the firearm, enhancing usability and accuracy by maintaining the firearm's balance and allowing for additional accessory placement on the handrails.

Implementation Method 1

at least one LED light integrated into the distal end thereof

Methodology Applied
Scientific EffectLight Emitting Diode: Light Emitting Diode

Implementation Method 2

at least one laser light integrated into the distal end thereof

Methodology Applied
Scientific EffectLaser: Laser

Data Source

PatentUS12044502B2Firearm foregrip having an integrated light
Publication Date: 2024.07.23 GUERILLA TACTICAL
  • US12044502B2 patent drawing
  • US12044502B2 patent drawing
  • US12044502B2 patent drawing

AI summary

The present invention relates to a firearm foregrip having a power supply and an integrated front module, comprising a light source.