Side Receiver Laser Mount for Railless Firearms

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Solution Overview

Problem

Firearms like the AK-47 and shotguns lack upper rail systems, leading to limited options for laser and light accessories, which often require two-handed operation and expose wires, compromising stealth and readiness.

Innovation Solution

A side receiver-mounted laser aiming and illumination device with a co-located battery pack and protected wiring, allowing single-handed activation without compromising the firearm's ready position, using a side rail or high-strength pins for secure attachment.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Ease of operation

If laser and light accessories are mounted on the front portion of the firearm, then the accessories can be activated, but both hands must be used to operate them, preventing the firearm from being held in a ready position

Engineering Contradiction:
Improvesingle-handed operationVSAvoidmounting location complexity
Core Design Contradiction:
Ease of operationVSDevice complexity

Solution Approach 1:

The patent moves the laser and light accessories from the traditional front-mounted position to the side receiver area of the firearm. This dimensional relocation allows the activation switch to be positioned within easy reach of the firing hand, enabling single-handed operation while maintaining the firearm in a ready position. The side mounting location provides a new spatial dimension that resolves the conflict between accessibility and operational readiness.

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

2Ease of operation

If wire and bladder switches are applied with duct tape or electrical wire ties to locate the activation switch near the firing hand, then the switch can be accessed, but the exposed wires create potential snag points and are vulnerable to damage

Engineering Contradiction:
Improveswitch accessibilityVSAvoidwiring protection
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The patent introduces a protective conduit or channel as an intermediary structure that houses and protects the electrical wiring between the battery pack and the activation switch. This intermediary element eliminates exposed wires and potential snag points while maintaining switch accessibility near the firing hand. The conduit serves as a mediator that resolves the conflict between accessibility and wire protection by providing a protected pathway for the electrical connections.

Inventive Principle:
Principle #24Intermediary (Mediator)

3Ease of operation

If self-contained laser and light modules are mounted to the upper portion of the firearm, then the devices can be activated, but the firearm must be manipulated into an un-ready position to access the device, making the operator vulnerable

Engineering Contradiction:
Improvedevice activationVSAvoidtime to assume ready position
Core Design Contradiction:
Ease of operationVSLoss of time

Solution Approach 1:

The patent relocates the laser and light modules from the upper portion of the firearm to the side receiver area. This dimensional change positions the activation switch within immediate reach of the firing hand, allowing the operator to activate the devices without manipulating the firearm into an un-ready position. The side mounting eliminates the time loss associated with moving the firearm and maintains operational readiness throughout the activation process.

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

4Adaptability or versatility

If accessories are mounted on an upper rail system, then laser and light options are available, but the accessories lose zero after several shots or when removed for cleaning

Engineering Contradiction:
Improveaccessory mounting optionsVSAvoidzero retention
Core Design Contradiction:
Adaptability or versatilityVSReliability

Solution Approach 1:

The patent segments the mounting system from the traditional upper rail approach by implementing a side receiver mounting location. This segmentation creates a separate, dedicated mounting area that is structurally distinct from the upper rail system. The side mounting location provides stable attachment points that maintain zero retention while still offering versatile accessory mounting options. By separating the mounting function from the upper rail system, the patent preserves accuracy while maintaining adaptability.

Inventive Principle:
Principle #1Segmentation

Data Source

PatentUS10746506B2Receiver mounted laser aiming and illumination device for firearms
Publication Date: 2020.08.18 CQB OPTICS LLC
  • US10746506B2 patent drawing
  • US10746506B2 patent drawing
  • US10746506B2 patent drawing

AI summary

A laser aiming and illumination device is configured to be mounted onto a shot shell firearm such that mounting the device onto the shot shell firearm does not require permanent alteration of the shot shell firearm, the shot shell firearm having a trigger, a grip, a lower portion and an upper portion having a side surface, the laser aiming and illumination device. The device includes an illumination module, including at least one of an illumination source and a laser source mounted directly to the side surface of the shot shell firearm, an illumination mode selector configured to select an operating mode of the at least one of the illumination source and the laser source, a power module including a power source, the power module electrically connected to the illumination module and residing in a same housing as the illumination module, and an activation switch electrically connected to the power module, the activation switch disposed adjacent the trigger of the shot shell firearm and configured to operate the at least one of the illumination source and the laser source in the selected operating mode.