Universal Rounds Counter for Remote Weapon Mounts
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Solution Overview
Problem
Current remote weapon systems require complex and costly hardware and software configurations to count rounds fired, as each weapon type necessitates unique sensing mechanisms, leading to high production costs, adjustment needs, and increased complexity.
Innovation Solution
A common, remotely mounted rounds counter system using sensors like accelerometers or strain gauges on the weapon mount to detect shock and generate signals, processed by electronic circuitry to count firings, eliminating the need for weapon-specific components and adjustments.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If weapon-specific sensing mechanisms are used for each gun type, then rounds counting accuracy is improved, but device complexity and production cost increase
Solution Approach 1:
The patent implements a universal sensor assembly that can detect rounds fired from multiple different weapon types (e.g., M240, M60, M2, M40) using a single standardized interface. The sensor assembly includes an accelerometer and signal processing circuitry that adapts to different weapon signatures through software configuration rather than hardware changes, allowing one assembly to serve multiple weapon types accurately.
Solution Approach 2:
The patent replaces mechanical weapon-specific sensing mechanisms with an electronic accelerometer-based detection system. Instead of using mechanical switches or contacts that vary by weapon type, the system uses inertial measurement and electronic signal processing to detect firing events, eliminating the need for mechanical adjustments and weapon-specific mechanical components.
2Measurement precision
If weapon-specific sensing mechanisms are used for each gun type, then rounds counting accuracy is improved, but production cost increases
Solution Approach 1:
The sensor assembly is designed as a universal component that can be manufactured once and used across multiple weapon types. By eliminating the need to produce different sensor assemblies for different guns, manufacturing costs are reduced while maintaining accurate rounds counting through software-based adaptation to each weapon's firing signature.
Solution Approach 2:
The system maintains measurement precision across different weapon types by changing software parameters and detection thresholds rather than hardware components. Each weapon type has specific detection parameters that can be programmed into the universal sensor assembly, allowing accurate detection without re manufacturing the physical sensor itself.
3Measurement precision
If weapon-specific sensing mechanisms are used for each gun type, then rounds counting accuracy is improved, but the number of parts and potential field issues increase
Solution Approach 1:
By using a single standardized sensor assembly design for all weapon types, the patent reduces the variety of parts that need to be stocked and maintained in the field. The universal design has been tested and validated across multiple weapon platforms, reducing the likelihood of field issues while maintaining accurate rounds counting through software configuration.
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 reduces production costs, eliminates the need for mechanical adjustments, and provides a reliable, gun-mount-specific rounds counting system that can accommodate multiple weapon types with fewer parts and less chance of field issues.
Implementation Method 1
a sensor for sensing shock imparted to the weapon mount from the firing of the weapon and generating a sensor signal
Data Source
AI summary
A rounds counter for a weapon mount is disclosed. The rounds counter is mounted on the mount in a remote location from the weapon itself, such as to a pedestal supporting a gimbal rotating the weapon mount in azimuth, inside an elevation drive housing, or to other structure. The mounting location is selected to be one where shock loads are relatively high, as compared to other locations on the mount. The rounds counter includes a sensor which senses shock due to the firing of the weapon, such as an accelerometer or strain gauge. The sensor could also be an acoustic transducer. Analog and digital circuitry for processing the sensor signal and to count the firing of the gun is also disclosed. The rounds counter is particularly useful as a common, single rounds counter unit for a weapon mount is adapted to receive and fire a variety of weapons, such as remotely operated weapon mounts mounted to military vehicles and patrol watercraft adapted to receive and fire four different types of guns.