Dual Clamp Assembly for Arca and Picatinny Rail Stability

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Solution Overview

Problem

Existing dual clamping devices for firearms and imaging devices are cumbersome to remove when not compatible, and may cause the firearm to slide within the clamp if not sufficiently secured, compromising stability and accuracy.

Innovation Solution

A clamp assembly with a body and adjustable arm that forms upper and lower channels, allowing for secure attachment and detachment from both Arca-Swiss style dovetail clamps and Picatinny rails, using a knob-adjusted threaded stud mechanism to grip or release the rails, and incorporating springs for stability, along with a design that prevents sliding by engaging with rail features.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Adaptability or versatility

If a dual clamping device is designed to accommodate both Arca-Swiss dovetail clamps and Picatinny rails, then adaptability is improved, but device complexity increases

Engineering Contradiction:
Improvecompatibility with different rail systemsVSAvoidstructural complexity of clamping mechanism
Core Design Contradiction:
Adaptability or versatilityVSDevice complexity

Solution Approach 1:

The clamp assembly is designed with a universal interface that can accommodate both Arca-Swiss dovetail clamps and Picatinny rails through the same basic structure. The adjustable arm with threaded stud mechanism can engage with different rail types by adjusting the engagement depth and position, allowing one device to serve multiple mounting purposes without requiring separate specialized clamps for each rail system.

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

Solution Approach 2:

The clamp assembly incorporates an adjustable arm that can be positioned at different angles and depths along the rail system. The threaded stud mechanism allows dynamic adjustment of the clamping position and engagement depth, enabling the same static structure to adapt to different rail configurations and attachment requirements.

Inventive Principle:
Principle #15Dynamics

2Ease of operation

If the clamp is designed for quick attachment and detachment, then ease of operation is improved, but reliability of secure engagement may worsen

Engineering Contradiction:
Improvespeed of attachment and detachmentVSAvoidsecure engagement of firearm
Core Design Contradiction:
Ease of operationVSReliability

Solution Approach 1:

The clamping mechanism is divided into distinct functional segments: the adjustable arm for positioning, the threaded stud for engagement, and the clamp body for support. This segmentation allows the quick-release function to be isolated to specific components while maintaining secure engagement through the distributed contact points and threaded fastening mechanism.

Inventive Principle:
Principle #1Segmentation

Solution Approach 2:

The adjustable arm is pre-configured with threaded studs positioned at optimal locations for engagement with both Arca-Swiss and Picatinny rail systems. The springs are pre-loaded to provide immediate engagement force when the clamp is attached, eliminating the need for manual adjustment during the attachment process and ensuring reliable engagement from the first contact.

Inventive Principle:
Principle #10Preliminary action

3Stability of the object's composition

If the clamp uses sufficient securing force to prevent sliding, then stability is improved, but ease of operation worsens due to difficulty in detachment

Engineering Contradiction:
Improvestability of firearm in clampVSAvoiddifficulty of removal when not compatible
Core Design Contradiction:
Stability of the object's compositionVSEase of operation

Solution Approach 1:

The clamp mechanism allows change in engagement parameters through the adjustable arm position and threaded stud depth. When properly engaged, the parameters are set for maximum stability with full thread engagement. When detachment is needed, the parameters can be quickly changed by releasing the thumb screw, which immediately reduces the engagement force and allows easy removal, even from incompatible configurations.

Inventive Principle:
Principle #35Parameter changes

Solution Approach 2:

The spring-loaded mechanism provides self-adjusting engagement force that maintains stable holding pressure without requiring excessive tightening. The springs automatically compensate for wear and positioning variations, maintaining reliable engagement while allowing easy release when the release mechanism is activated, reducing the force needed for detachment.

Inventive Principle:
Principle #25Self-service

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

Enables quick and secure attachment/detachment of firearms and imaging devices, maintaining stability and accuracy by ensuring proper engagement with various rail systems, preventing sliding issues and facilitating easy switching between different mounting configurations.

Implementation Method 1

using a knob-adjusted threaded stud mechanism to grip or release the rails

Methodology Applied
Scientific EffectThreaded mechanism: Screw

Implementation Method 2

incorporating springs for stability, along with a design that prevents sliding by engaging with rail features

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS11976777B2Dual clamping device
Publication Date: 2024.05.07 REALLY RIGHT STUFF LLC
  • US11976777B2 patent drawing
  • US11976777B2 patent drawing
  • US11976777B2 patent drawing

AI summary

A dual clamping device.