Dynamic Gun Barrel Balancing Torque Adjustment

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Solution Overview

Problem

Existing vehicle-mounted weapon systems face challenges in maintaining precise balancing of gun barrels, especially when operating on uneven terrain, leading to imbalance issues that affect the accuracy and stability of the weapon system.

Innovation Solution

A suspension system with a torsion bar and an adjustment device that automatically adjusts torque based on sensor data to dynamically counteract imbalances, using an actuator unit or progressive linkage configuration to maintain balance during vehicle movement.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If a static torque suspension system is used to balance the gun barrel, then the structure is simple, but the balancing accuracy deteriorates when the vehicle moves on uneven terrain

Engineering Contradiction:
Improvebalancing accuracyVSAvoidsuspension system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent transforms the static torque suspension system into a dynamic one by introducing an adjustment device that automatically modifies the torque based on real-time sensor feedback. The suspension system now adapts its balancing characteristics dynamically in response to changing vehicle conditions, thereby maintaining high balancing accuracy without requiring an overly complex structure.

Inventive Principle:
Principle #15Dynamics

Solution Approach 2:

The patent implements a feedback mechanism where sensors continuously monitor the gun barrel's balance status and vehicle inclination, and this information is fed back to the adjustment device. The adjustment device then automatically modifies the suspension torque accordingly, creating a closed-loop control system that maintains optimal balancing accuracy despite external disturbances.

Inventive Principle:
Principle #23Feedback

2Productivity

If manual adjustment of the suspension torque is used, then the device complexity is low, but the operation efficiency and responsiveness deteriorate

Engineering Contradiction:
Improveadjustment responsivenessVSAvoidadjustment mechanism complexity
Core Design Contradiction:
ProductivityVSDevice complexity

Solution Approach 1:

The patent enables the suspension system to self-adjust automatically through the adjustment device that responds to sensor feedback without requiring manual intervention. The system monitors its own balance status and autonomously modifies the torque, eliminating the need for operators to manually adjust the suspension while maintaining rapid responsiveness to balance changes.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces manual mechanical adjustment with an automated electromechanical adjustment device. This substitution eliminates the need for manual operation while providing faster and more precise torque adjustment, achieving high productivity and responsiveness through automated control mechanisms.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

3Stability of the object's composition

If the gun barrel is mounted without dynamic balancing compensation, then the mounting structure is simple, but the stability deteriorates during vehicle movement on uneven terrain

Engineering Contradiction:
Improvegun barrel stabilityVSAvoidmounting system complexity
Core Design Contradiction:
Stability of the object's compositionVSDevice complexity

Solution Approach 1:

The patent employs the suspension system with adjustable torque to provide counterbalancing forces that compensate for the gun barrel's imbalance during vehicle movement. The suspension acts as an active counterweight mechanism that dynamically adjusts to offset gravitational and inertial forces acting on the unbalanced gun barrel, thereby maintaining stability without requiring the gun barrel itself to be perfectly balanced.

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

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 ensures accurate and efficient counteraction of gun barrel imbalances, improving the operation of the weapon system by dynamically adjusting torque in response to changes in weight and inclination, thereby enhancing stability and accuracy on uneven terrain.

Implementation Method 1

a suspension system comprising a torsion bar configured to provide torque to counteract the imbalance of the gun barrel

Methodology Applied
Scientific EffectElasticity: Elasticity

Data Source

PatentUS12181239B2Arrangement and method for balancing a gun barrel of a vehicle mounted weapon system
Publication Date: 2024.12.31 BAE SYSTEMS HAGGLUNDS AKTIEBOLAG
  • US12181239B2 patent drawing
  • US12181239B2 patent drawing
  • US12181239B2 patent drawing

AI summary

The present invention relates to an arrangement (A) for balancing a gun barrel (20) of a vehicle mounted weapon system (C). The weapon system comprises the gun barrel (20) mounted to a turret (10) via a weapon cradle (30). The weapon cradle (30) is arranged to allow elevation movement of the gun barrel (20) about an elevation axis (Z1). Said arrangement (A) comprises a suspension system (S) configured to provide a torque opposing imbalance of the gun barrel (20). The arrangement further comprises an adjustment device (50; 150) for automatically adjusting the torque provided by the suspension system (S) based on imbalance of the gun barrel (20) so as to dynamically counteract imbalance of the gun barrel (20). The invention also relates to a vehicle with an arrangement according to the present invention.