209results about "Weapons types" patented technology

The invention relates to an easy-to-operate portable percussion device which comprises a launching assembly and a percussion assembly, the launching assembly is in threaded connection with the percussion assembly, the launching assembly comprises a launching head, the launching head comprises a flange base with threads and a cylinder, the flange base and the cylinder are integrally formed, and the flange base and the cylinder are in threaded connection. The emission head comprises a plurality of first through holes, a plurality of second through holes and a plurality of second air chambers, each second air chamber is of a gradually-changed circular long and narrow pipe structure with two wide ends and a narrow middle, and a net hammer and a heavy hammer are placed in each second air chamber; the percussion assembly comprises a percussion device and a gas cylinder mounting seat, the percussion device comprises a firing pin and a vent hole, and the firing pin is located in the center of the vent hole. The device has the advantages that the device is simple in structure and convenient to operate, and loading and ammunition replacement can be achieved without completely disassembling the device; and the second air chamber is arranged, so that higher launching speed and stronger launching power can be obtained during launching of the net hammer, and the launching power and the launching range are farther.

A conducted electrical weapon (“CEW”) may comprise a handle and a deployment unit. A CEW may be adapted for use in a simulation system comprising a simulator and a display. A simulation deployment unit may be used with a handle to adapt the CEW for use in the simulation system. The simulation deployment unit may be configured to detect motion data corresponding with at least one of a change in position, a change in orientation, and an initial orientation of the CEW. The simulation deployment unit may be configured to pass the motion data to the handle so the motion data may be transmitted to a simulator via a communication circuit of the handle. The simulation deployment unit may require power from the handle to operate, and the handle may require motion data provided by the simulation deployment unit so that the CEW may be used in the simulation system.

The invention relates to the technical field of photoelectric detection and radars, in particular to a calibration method, system and device for a radar and a laser anti-collision device and a medium, and aims to track and lock the same dynamic non-cooperative target through the laser anti-collision device and the phased array radar. Synchronously acquiring spherical coordinate observation data of the dynamic targets in the public view field under respective coordinate systems; and after the spherical coordinates are converted into rectangular coordinates, calculating a point set centroid, constructing a covariance matrix and performing singular value decomposition based on a rigid body transformation model, and directly solving a rotation matrix and a translation vector from a radar coordinate system to a laser anti-equipment-free coordinate system, thereby completing calibration. No external absolute coordinate reference is needed, only relative observation data of equipment is utilized, and the method has the advantages of being rapid in deployment, high in environmental adaptability, low in cost and high in calibration speed. The problems that in the prior art, a calibration system depends on RTK or a high-precision map, the environmental adaptability is poor, and the deployment requirement is high are solved.

The utility model discloses a waist and hand restraining device which comprises a waistband, and the two ends of the waistband are detachably connected through fasteners. The restraint cylinder is connected with the waistband, an opening is formed in the upper end of the restraint cylinder, a plurality of restraint straps extending upwards are arranged at the opening, and all the restraint straps are distributed in the circumferential direction of the opening; the device further comprises a tightening belt, the tightening belt is connected with the upper portions of all the restraint belts, and the upper edges of all the restraint belts are folded towards the middle by tightening the tightening belt. The waist belt is tightly bound on the waist of a suspect through the fastener, the hand of the suspect stretches into the restraining barrel, then the tightening belt is tightened, and the upper portions of all the restraining belts are folded on the wrist. The restraining cylinder is limited to the waistband, and therefore the movement space of the hands of the suspect is restrained.

To provide a positioning device that can reduce the risk of decreased positioning accuracy in an environment of spoofing attacks. [Solution] A positioning device comprising: a receiving unit that receives a first satellite signal in a first frequency band and a second satellite signal in a second frequency band different from the first frequency band transmitted from a first satellite; a positioning unit; a determination unit that compares the value of a predetermined parameter included in the first satellite information of the first satellite based on the first satellite signal with the value of the predetermined parameter included in the second satellite information of the first satellite based on the second satellite signal to determine whether or not the first satellite is spoofed; and a control unit that controls the positioning unit so as not to perform positioning using the first satellite information and the second satellite information of the first satellite when the determination unit determines that the first satellite is spoofed.

This invention discloses a multi-functional police handcuff, comprising a handcuff body, a handcuff ring, an electric push rod, an arc-shaped ring, and a main control circuit. The handcuff body and handcuff ring are hinged together and can be closed to form a ring-shaped opening. An electric push rod is located at the upper center of the handcuff body. An arc-shaped ring is located at the bottom of the movable rod of the electric push rod. An electric shock head is located on the side of the arc-shaped ring near the handcuff opening. The main control circuit inside the handcuff body controls the extension and retraction of the electric push rod and the release of the electric shock. In this invention, when criminals attempt to forcibly damage the handcuff body or illegally unlock it with a key, the main control circuit controls the electric push rod and arc-shaped ring to reduce the distance between the handcuff body and the criminal's wrist, tightening the handcuff and applying an electric shock, thus deterring the criminal from attempting to damage the handcuff or illegally unlock it with a key, achieving a better security effect.

The invention discloses an unmanned aerial vehicle defense method, system and device based on electromagnetic interference and physical interception, and relates to the technical field of unmanned aerial vehicle defense. If yes, motion features and appearance features of the unmanned aerial vehicle are obtained, the motion features comprise the flight speed and the linear distance between the unmanned aerial vehicle and the center area of the defense area, and the appearance features comprise the contour and the flight track; determining a current threat level of the unmanned aerial vehicle according to the motion features and the appearance features; according to the current threat level of the unmanned aerial vehicle, the corresponding defense strategy is selected, the accuracy and efficiency of unmanned aerial vehicle defense are improved, the effectiveness and high efficiency requirements of unmanned aerial vehicle defense in a complex scene can be met, and the interception effect is good.

A conducted electrical weapon (“CEW”) comprises one or more switch devices and a charge storage circuit for delivering a stimulus signal via a deployed electrode. A charge may be stored in the charge storage circuit. A first switch device of the one or more switch devices may be selectively turned on according to the charge of the charge storage circuit. The stimulus signal may be delivered via a current flow path comprising the first switch device and the deployed electrode according to the charge of the charge storage circuit.

The utility model provides a self-rolling reconnaissance ball for city street battle, which belongs to the technical field of spherical robots and comprises a ball body provided with a containing cavity and a reconnaissance hole; the bracket is rotatably connected with the ball body and is positioned in the accommodating cavity; the camera is connected with the bracket; the driving assembly comprises a gear ring, a gear and a first motor, the gear ring is connected with the support, the gear is connected with the first motor and meshed with the gear ring, and the first motor is connected with the support; and the power supply element is connected with the bracket. The beneficial effects of the utility model are that the first motor drives the gear to rotate and drives the sphere to move relative to the support through the gear ring, so that flexible movement is realized, and the camera can shoot clear pictures; the self-rolling investigation ball for the city street battle can autonomously move in a complex city street battle environment and carry out reconnaissance.

A method and system for providing distance information from a sensor assembly to a flying target. The method comprises detecting the flying target and locking on the flying target by means of a tracking sensor. Directing a light beam at the detected flying target. Generating a movement pattern having a path around the detected flying target and controlling movements of the light beam so that the LOS of the light beam completes moving across the path of the selected movement pattern within a set timeframe. Generating distance information by measuring time- of-flight of the light beam, when being reflected from the flying target while moving the LOS of the light beam across the path of the movement pattern. The system comprises sensors and devices for performing the method.

The utility model discloses a multifunctional anti-riot rod, which belongs to the field of anti-riot rods and comprises an anti-riot component, the anti-riot component comprises a first anti-riot rod, one end of the first anti-riot rod is detachably provided with a second anti-riot rod, one end of the first anti-riot rod is fixedly connected with a screw rod, and one end of the second anti-riot rod is provided with a first screw hole. A first connecting rod is detachably installed at one end of the first anti-riot stick, a first storage battery and a high-voltage generator are installed in the first connecting rod, an electrode is installed at the front end of the first connecting rod, and a second connecting rod is installed at the end, away from the first screw hole, of the second anti-riot stick; according to the anti-riot rod, the functionality of the anti-riot rod can be remarkably improved through the arranged anti-riot assembly, anti-riot operation can be conducted through electric shock, then the practicability of the anti-riot rod can be remarkably improved, meanwhile, all parts can be conveniently disassembled, assembled and replaced according to needs through mutual cooperation of the structures, and then cost losses can be reduced.

A system comprises a personal device such as one used by law enforcement, and a housing containing a portable radar system in a chip with both a ranging resolution and lateral resolution sufficient to detect an object concealed on a person (e.g., one that operates in the THz range), where the housing is configured to be mounted in contact with the personal device such that when mounted, the combined handheld device and housing have a form factor that allows it to retain its characteristic as a personal device, and where the portable radar system is configured to, when in operation, emit a radar beam and to receive a reflection of the emitted radar beam.

An optical transceiver (200) includes a fiber-laser transmitter (202) configured to transmit a transmit beam (206) toward a target (208) and transmitter optics (204) optically coupled to the fiber-laser transmitter. The optical transceiver also includes an optical receiver (212) configured to receive a return beam (210) and an adaptive active modifier (222) optically coupled to the optical receiver. The optical transceiver further includes a local oscillator (214) optically coupled to the optical receiver and adaptive active modifier. In addition, the optical transceiver includes at least one processing device coupled to the fiber-laser transmitter and adaptive active modifier. The at least one processing device (302) is configured to cause the optical transceiver to turn off the local oscillator during an initial time interval, emit a stream of laser pulses using the fiber-laser transmitter during the initial time interval toward the target, measure the return beam, and determine a translational velocity of the target.

A hovering and / or accompanying laser decoy, an attracting and deviating system comprising the decoy, the hovering and / or accompanying laser decoy comprising a laser, a decoy head and a carrier, wherein the laser comprises a connecting part of the laser and the decoy head, the decoy head comprises a laser scattering body, a base and a connecting part with the laser, the connecting part of the laser and the decoy head is arranged to meet the combination of the laser and the decoy head being connected as a whole, and the laser emitted by the laser irradiates into the decoy head and is partially or totally scattered by the laser scattering body therein. The decoy and the attracting and deviating system comprising the decoy are particularly suitable for laser guidance attracting and deviating protection of movable targets.

A tactical torso tool carrier and networked control and communication system is disclosed, wherein a tactical torso tool carrier device includes a main unit configured to be worn on the torso of a person, the main unit including a housing having a docking station configured to securely attach a removable tool module, wherein the tactical torso tool carrier device facilitates communications between personnel and systems operably associated with the tactical toro tool carrier and networked control and communication system.

Multifunctional telescopic baton, characterized in that it includes an integrated electric shock unit in the upper area and a device for dispensing pepper spray arranged in the handle.

A projectile launcher may comprise a magazine configured to receive one or more cartridges. The magazine may comprise a body comprising a first end opposite a second end. The magazine may comprise a bore defining an opening through the body. The bore may be configured to receive a cartridge. The magazine may comprise an impact absorber positioned within the bore. In response to the bore receiving the cartridge, an axially forward surface of the cartridge may be configured to contact the impact absorber. The impact absorber may be configured to receive a force in response to a deployment of the cartridge.

Self-defense devices and related methods are disclosed herein. The self-defense devices are configured to be utilized by a user for protection from an aggressor and include at least one offensive component and at least one of a recording component and a communication component. In some examples, the self-defense devices include more than one offensive component and / or more than one offensive subcomponent. The offensive component may be configured to be selectively actuated to incapacitate the aggressor. The recording component may be configured to selectively record a local environment that is proximate the self-defense device. The communication component may be configured to provide wireless communication between the user and a remote location. The methods include methods of utilizing a self-defense device for protection from an aggressor and include at least one of recording a local environment that is proximate the self-defense device, communicating with a remote location, and incapacitating the aggressor.

The invention provides a laser energy superposition system and method, and the method comprises the steps: obtaining a specified target; according to the position information of the specified target, a laser generator is controlled to emit laser, and the laser is emitted to a multi-face reflector; and the multi-face reflector rotates according to a set rotating speed, and the laser generator and the multi-face reflector move according to a set path, so that the laser is reflected and superposed on a specified target according to different angles. Due to the adoption of the laser energy superposition system and method, the specified target can be superposed and ablated by multiple beams of laser, so that compared with an implementation mode that a laser head is directly utilized to emit a single laser to the specified target for ablating and striking, the specified target can be superposed and struck, the specified target can be quickly and effectively eliminated, and meanwhile, the laser energy superposition efficiency is improved. Even if the specified target has a positioning deviation condition, the specified target can be touched, ablated and hit with a large probability through the superposed reflected laser, so that accurate hit on the specified target is realized.

The invention provides an electric shock arresting fork, and belongs to the technical field of police equipment. Comprising a rear handheld rod and a supporting rod inserted into the rear handheld rod, the interior of the rear handheld rod is fixedly connected with a pulley assembly, the pulley assembly is used for assisting in pulling the supporting rod, and the pulley assembly is connected with the rear handheld rod; and the pressing assembly is used for pressing the legs of the captured person, and the pressing assembly is connected with the pulley assembly. Through the arrangement of the pulley assembly and the pressing assembly, the pulley assembly can greatly reduce the operation tension, and a fork holder does not need to continuously retreat in the operation process, so that a target is more conveniently and rapidly controlled; the pressing assembly not only can be automatically unfolded in the pulling process, but also can expand the electric shock part to the legs, and the pulley assembly and the pressing assembly are matched with each other, so that the arresting work is more labor-saving, more stable and safer.

A method for disrupting communication over a communication link used by an unmanned aerial vehicle (UAV). The method may include: detecting a communication, over the communication link, between the UAV and another user of the communication link; and transmitting, over the communication link multiple superfluous messages related to access control of the communication link thereby disrupting the communication over the communication link.

The invention discloses a directional electromagnetic pulse vehicle stopping control method and system, and relates to the technical field of directional electromagnetic pulse stopping, and the method comprises the following steps: obtaining the speed of a target vehicle, the emission distance between the target vehicle and an emission source, and the slope information of a front road; a minimum pulse energy reference required for the target vehicle to lose power is calculated based on the gradient information and the launch distance, and an initial intensity value of the directional electromagnetic pulse is determined. According to the method, sliding dynamics track prediction, dynamic risk space delimitation, quantitative risk assessment and risk standard exceeding dynamic strength correction are integrated into a closed-loop process, and triple balance of stopping effectiveness, safety controllability and scene adaptability is achieved through combination of a physical principle and a quantitative model.

An arrayed high-energy laser counter-UAV (unmanned aerial vehicle) test method and apparatus are provided, relating to the technical field of UAV tests. The method includes the following steps: preparing a test apparatus and a UAV; conducting a laser counter-UAV test; observing an ablation process and analyzing an ablated morphology of the UAV to obtain a radius and ablation depth of a tested ablation area of the UAV; performing finite element simulation on a test process to obtain a radius and ablation depth of a simulated ablation area of the UAV; and comparing the radii and ablation depths of the simulated and tested ablation areas of the UAV, adjusting finite element simulation parameters to make a simulation result coincide with a test result, and deriving an ablation depth-time variation curve of a key point in the simulated ablation area.

The utility model discloses a self-protection police anti-explosion fork which comprises a connecting rod and a mounting seat, the connecting rod is connected with the mounting seat, and a knocking hammer is arranged on the inner wall of the mounting seat in a penetrating mode. The clamping assembly is arranged on the inner wall of the mounting seat, is matched with the connecting rod and is used for clamping and fixing a violender, so that the violender is prevented from escaping and being in close contact with a user to realize protection; the limiting ring is arranged in the middle of the inner wall of the connecting rod, the end, away from the knocking hammer, of the limiting ring is connected with a second spring, and the free end of the second spring is connected with a magnetic block. According to the anti-explosion device, the short-distance contact between a violender and a protector is controlled, meanwhile, an anti-explosion person can be electrically shocked through the current generated by the piezoelectric ceramics, the violender is numb, and the problems proposed in the background technology are effectively solved.

Steel flare / signal pistol - Figure 1 - 1. as a breech-loading pistol (1) 1. with rooster (2) 2. with a tilting barrel (3) such as this one from Heckler & Koch with a bore of 30-40 mm, a length of 100 to 150 mm, the pivot / tilt axis (6) and the trigger guard (7). The tilting barrel - Figure 2 - Enables quick cartridge changes. 2. These contain a cartridge (4) based on a standard shotgun cartridge - Figure 3 - with a propellant charge (8) which is capable of pressing a [missing information] in front of the propellant charge polyester mesh or other rubber-like material (5) - Figure 4 - The net is hurled to a distance of 2 to 10 meters, the usual proximity between the individuals involved. Due to air resistance, the net expands to a width of approximately 1.5 meters, restricting the "attacker's" movement so severely that the user of the weapon can easily overpower them without endangering themselves and prevent any attack. The heat from the ignited propellant causes the polyester net to melt slightly, becoming sticky and adhering to the person hit. This prevents them from freeing themselves quickly enough to avoid being restrained by police officers or even launching an actual attack.

Traditional military defense systems rely on static authentication credentials, which means that a single leak increases the risk of cyberattacks and unauthorized access. Furthermore, their limited anomaly detection and dynamic authentication capabilities make rapid response difficult. [Solution] This invention is a system that uses generative AI to analyze user behavior data and location information, and dynamically generates one-time tokens for authentication in military defense systems. Specialized for attack drones, defensive drones, and missile defense systems, an anomaly detection module detects unauthorized access in real time and raises the security level as needed. This provides flexible and responsive security measures for each defense system.

A conducted electrical weapon (“CEW”) may be subject to one or more environmental factors during operation. The environmental factors may impact normal functionality of the CEW. The CEW may detect an electrical property associated with a component of the CEW. The CEW may retrieve a lockout parameter associated with the component. The CEW may compare the electrical property to the lockout parameter. The CEW may determine a lockout condition based on the comparing. The CEW may perform the lockout condition on the CEW.