Recoil-Damping Device with Ball Catch Locking Mechanism

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Solution Overview

Problem

Existing recoil-damping devices for guns face issues with high frictional resistance and the need for significant shock impulses to release the locking mechanism, which can lead to unreliable and inefficient recoil damping, especially during prolonged use.

Innovation Solution

A recoil-damping device with a pivotable triggering element and locking mechanism that transitions from a holding to a release position using a shock pulse, minimizing frictional resistance through line or point contact and rotatable components, allowing for reliable and rapid release of the damping effect.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Reliability

If a locking device with sliding movement is used to prevent compression before firing, then the locking position is secure, but high frictional resistance requires significant shock impulse to release the lock

Engineering Contradiction:
Improvelocking position stabilityVSAvoidshock impulse required for release
Core Design Contradiction:
ReliabilityVSForce

Solution Approach 1:

The patent employs a ball catch mechanism where spherical balls engage with recesses in the locking device. The spherical geometry enables rotational movement instead of sliding, dramatically reducing frictional resistance. The balls can be easily disengaged by a small shock impulse from firing while maintaining secure locking when engaged, resolving the contradiction between locking stability and release ease.

Inventive Principle:
Principle #14Spheroidality (Curvature)

2Manufacturing precision

If a rigid configuration is used before firing, then target acquisition precision is maintained, but the transition to damping mode requires overcoming high friction

Engineering Contradiction:
Improvetarget acquisition precisionVSAvoidtransition smoothness
Core Design Contradiction:
Manufacturing precisionVSEase of operation

Solution Approach 1:

The patent implements a dynamic locking mechanism using ball catches that can transition between locked and unlocked positions. The spherical geometry and recess engagement create a system that maintains rigid positioning when locked (ensuring target acquisition precision) while allowing smooth, low-friction transition to the unlocked state with minimal shock impulse, improving ease of operation during the firing transition.

Inventive Principle:
Principle #15Dynamics

3Device complexity

If ball catches with sliding movement are used, then the locking mechanism is simple, but frictional resistance increases the shock impulse needed for triggering

Engineering Contradiction:
Improvelocking mechanism simplicityVSAvoidtriggering reliability
Core Design Contradiction:
Device complexityVSReliability

Solution Approach 1:

The patent uses spherical ball catches that rotate within simple recesses, maintaining structural simplicity while eliminating sliding friction. The rotational movement of the balls within their recesses provides reliable, low-friction engagement and disengagement, ensuring consistent triggering reliability without increasing device complexity.

Inventive Principle:
Principle #14Spheroidality (Curvature)

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 solution ensures a reliable, low-friction, and cost-effective recoil damping mechanism that maintains stability during aiming and firing, reducing the risk of unintended compression and enhancing user experience by requiring minimal force for triggering.

Implementation Method 1

a triggering element which can be activated by means of a shock pulse is provided

Methodology Applied
Scientific EffectShock pulse: Impact Force

Implementation Method 2

a damping element, in particular a compression spring, which acts with both ends on the rear part and the front part

Methodology Applied
Scientific EffectDamping: Damping

Data Source

PatentUS10436548B2Recoil-damping device
Publication Date: 2019.10.08 SCHOENBORN DAMIAN
  • US10436548B2 patent drawing
  • US10436548B2 patent drawing
  • US10436548B2 patent drawing

AI summary

A recoil-damping device for a gun, in particular for fastening onto or in a buttstock of the gun, having a rear part and a front part which are movable towards one another against the force of at least one damping element. A locking device acting between the rear part and the front part is provided, which in a locking position blocks a relative movement between the rear and front parts and in a release position allows a relative movement between the rear and the front parts. A triggering element which can be activated by means of a shock pulse is further provided, which in a holding position holds the locking device in the locking position and in an active position releases the locking device into the release position. The triggering element and/or at least a part of the locking device is pivotable as a result of the shock pulse.