Laser Finger Stop Device Ergonomic Grip and Activation

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Solution Overview

Problem

Conventional firearm foregrips can become uncomfortable and awkward for users, especially during extended firing sessions, due to a lack of ergonomic features and versatility in support hand holding techniques.

Innovation Solution

A laser targeting finger stop device is designed to be mounted on a firearm, featuring a housing with a light source, power source, and activation devices. The device includes ergonomic design elements and multiple activation points for improved user comfort and control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Stability of the object's composition

If conventional foregrips are used to provide support and control, then firearm stability is improved, but user comfort deteriorates during extended firing sessions

Engineering Contradiction:
Improvefirearm stabilityVSAvoiduser comfort
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The device is divided into multiple segments including a body portion, cover portion, forward portion, rearward portion, and trunk portion. This segmentation allows each part to be optimized for specific functions while maintaining overall stability, resolving the contradiction between stability and comfort.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The device incorporates curved and ergonomic contours in its body portion and gripping surfaces, replacing conventional straight or angular designs. This curvature optimization enhances user comfort during extended use while maintaining the structural stability needed for firearm control.

Inventive Principle:
Principle #14Spheroidality (Curvature)

2Stability of the object's composition

If conventional foregrips are used to provide support, then firearm control is improved, but versatility in holding techniques deteriorates

Engineering Contradiction:
Improvefirearm controlVSAvoidholding techniques versatility
Core Design Contradiction:
Stability of the object's compositionVSAdaptability or versatility

Solution Approach 1:

The device is designed with multiple activation devices (first and second activation devices) positioned at different locations, allowing it to function with various grip styles and holding techniques. This multi-functionality enables the same device to accommodate different user preferences and techniques while maintaining consistent firearm control.

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

Solution Approach 2:

The device extends in multiple dimensions with forward and rearward portions that can be engaged by different parts of the support hand. This dimensional expansion allows users to employ various holding techniques (e.g., different finger placements, palm positions) while maintaining effective firearm control.

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

3Ease of operation

If activation devices are positioned for accessibility, then ease of operation is improved, but device complexity increases

Engineering Contradiction:
Improveactivation device accessibilityVSAvoiddevice structure complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

Multiple activation devices are integrated into a single housing structure that combines the body portion, cover portion, and mounting components. This merging approach maintains ease of operation by providing accessible activation points while avoiding the complexity of separate, distributed components.

Inventive Principle:
Principle #5Merging (Combining)

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

The device enhances user comfort, accuracy, and safety by providing ergonomic features and versatile support hand holding techniques, while also offering improved control through the integration of a laser targeting system.

Implementation Method 1

the illumination is a laser module

Methodology Applied
Scientific EffectLaser: Laser

Data Source

PatentUS12235075B1Firearm accessory device
Publication Date: 2025.02.25 LASER AIMING SYSTEMS CORP
  • US12235075B1 patent drawing
  • US12235075B1 patent drawing
  • US12235075B1 patent drawing

AI summary

A firearm accessory device removably attachable to a firearm. The accessary device including a laser targeting finger stop assembly for coupling to a handguard, forestock, barrel or accessory rail of a firearm. The finger stop device may include a light source, such as a laser module, and a power source housed within the device. In embodiments, the device may further include one or more activation devices operably and electrically connected to the illumination device and positioned at one or more access openings forwardly and/or rearwardly oriented in a body portion of the device.