Abstract: A core unit 1 of a heat exchanger includes a plurality of core plates that are stacked on one another to alternately constitute oil passages 10 and cooling water passages 11, in which oil that is heat-exchanged in the core unit 1 is guided to an outlet port 23 after passing through a top connecting passage 18 and an oil outlet passage L3, and in which part of the oil is led from a lower end of an upper/lower oil passage L2 is guided to the outlet port 23 through an auxiliary passage 24, so that the amount of oil flowing in the oil outlet passage L3 is reduced thereby reducing a passage resistance.

Abstract: A heat transfer plate comprising a first port opening and a second port opening for allowing a first fluid to flow over a top surface of the heat transfer plate, a first side opening and an opposite, second side opening for allowing a second fluid to flow over a bottom surface of the heat transfer plate, a number of rows of alternating tops and grooves that extend along the heat transfer plate, where a transition between a top and an adjacent groove is formed by an inclined portion, and plate portions that extend along the heat transfer plate, between the rows of tops and grooves, thereby forming flow channels between the rows of tops and grooves.

Abstract: A heat transport device with a diphasic working fluid contained in a general closed circuit, includes an evaporator having a microporous body suitable for providing capillary pumping of liquid phase fluid; a condenser; a tank having an inner space, with a liquid portion and a gas portion; and an inlet/outlet arranged at the liquid portion, wherein the volume of the liquid portion can vary between a minimum volume and a maximum volume. The gas portion of the tank contains the vapor phase of the working fluid, at a first partial pressure, and a noncondensable auxiliary gas at a second partial pressure, wherein the second partial pressure is greater than the first partial pressure, at least when the liquid portion is at the minimum volume thereof.

Abstract: A circular columnar body made of ceramics and including a plurality of through-holes extending in a single axial direction Z and having circular or elliptical cross sectional shapes orthogonal to the axial direction at a density of 2 to 50 pieces per square inch in a cross section orthogonal to the axial direction is once hollowed out in a direction X orthogonal to the axial direction Z by a cylinder, and the circular columnar body can also be once again hollowed out in the direction orthogonal to the axial direction Z and the direction X by the cylinder.

Abstract: A mounting clip that can be used to mount a heat exchanger to a housing, for example, in a HVAC system is disclosed. The mounting clip may include a receiver portion configured to receive, for example, an end portion of the heat exchanger. The mounting clip may also include a clip portion configured to secure the mounting clip to the housing. The mounting clip can be used to mount the heat exchanger to the housing relatively easily, reducing the manufacturing cost and time of the HVAC system.

Abstract: A valve arrangement comprising a number of valves is provided. The valve arrangement is configured to be in a first mode and a second mode. In the first mode sections in a heat treatment apparatus are passed by a product in a first order, and in the second mode the sections are passed in a second order. Since the first order is different from the second order, the first order can be used for full capacity production and the second order can be used for half capacity production.

Abstract: Provided are a nonmetal corrosion-resistant heat exchange device (20) and a plate-type heat exchanger (100) having same. The heat exchange device (20) comprises a plurality of nonmetal corrosion-resistant heat exchange sheets (21), upper support ribs (22) and lower support ribs (23) installed on top and bottom surfaces of each heat exchange sheet (21), sealing strips (25) disposed at the upper and lower edges at each side of the heat exchange sheets (21), and spacers (26). The adjacent upper support ribs (22) and the lower support ribs (23) located between the adjacent heat exchange sheets (21) together define multiple sealing channels for cold fluid and hot fluid. The spacers (26) completely seal the upper support ribs (22), the lower support ribs (23) and the sealing strips (25) via a press force.

Abstract: A method for making a ceramic heat sink is provided. In the first step of the method, a mixed material of nitrite-based ceramic powder, titanium powder and inorganic resin is prepared. The mixed material is then molded into a ceramic blank with a mold coated with titanium. Thereafter, the ceramic blank may be sintered to form the ceramic heat sink. Since the mixture and the mold both contain a common material of titanium, the molded ceramic blank can be easily removed from the mold in its integrity.

Abstract: A non-electric temperature-controlled basin for cooling cast parts, the basin being provided with a liquid, a level sensor, a temperature sensor, and a heat exchanger; and a method for cooling the cast parts.

Abstract: A detachable box magazine includes a housing having a base; a follower; a biasing element biasing the follower away from the base; a spool member; a retraction member operatively connected to the follower and to the spool member; a winding member selectively engaged with the spool member, and, when engaged with the spool member, manipulated to rotate the spool member in a winding direction to wind the retraction member about the spool member and pull the follower toward the base against the biasing element.

Abstract: A high capacity magazine for high powered rimfire cartridges comprises a header portion that has a form factor to be received in a rotary magazine receptacle and an arcuate cartridge bank portion that holds a column of cartridges. A pair of clamshell halves define an arcuate cartridge bank and a lower portion of the header potion. A header caps the upper ends of the clamshell halves securing the clamshell halves together. The head and clamshell halves define the cartridge pathway to the magazine exit to be fed into the rifle chamber.

Abstract: A launcher device for launching a 40 mm projectile (i.e., both high explosive grenades and less lethal 40 mm rounds) includes a receiver assembly, a removable buttstock, a pivoting barrel assembly, a barrel stop that limits opening of the barrel to approximately 45 degrees relative to the receiver for fast reloading, and an auto ejection assembly for ejecting spent casings out of the chamber upon opening the barrel. Individual 40 mm rounds are loaded into the chamber at the proximal end of the barrel assembly by releasing a barrel stop lever assembly and pivoting the barrel assembly open relative to the receiver assembly. The launcher further includes a hidden double action trigger group which prevents accidental firing. An arrangement of built-in picatinny rails on the barrel allow for attachment of accessories such as lights, fore grips, slings, etc.

Abstract: The present invention relates to a mortar shell extraction system, comprising gripping means adapted for being inserted into the mortar and holding the shell by the fuse, at least one connecting shaft connected to the gripping means, driving means connected to the at least one connecting shaft and configured for transmitting a driving force to the gripping means through the at least one connecting shaft.

Abstract: A system includes a controller in communication with a transmission device. The system further includes a gun rack that includes a locking mechanism. The controller is configured to release the locking mechanism in response to receiving, from the transmission device via modulation on a power wire that powers the controller, a pattern that corresponds to a predetermined pattern.

Abstract: A disconnector for pistols having a trigger bar uses a body rotatably mounted on the pistol frame to permit or prevent engagement between the trigger bar and the pistol's sear. The body has a plurality of surfaces, one of which engages the trigger bar and pivots it between a safe orientation, out of alignment with the pistol's sear, and a fire orientation, aligned with the sear, when the body rotates between a safe position and a fire position. Another body surface engages the slide, the body being rotated into the safe position when the slide is out of battery. Another surface engages a grip safety and another surface engages a manual safety. Both safeties effect rotation of the body between the safe and fire positions when they are actuated.

Abstract: Apparatuses and methods to convert a semi-automatic firearm with a detachable magazine to a semi-automatic firearm with a fixed magazine and release mechanism, including one or more of a catch plate, a modified bolt catch, and/or a modified magazine release bar.

Abstract: A conversion device for converting a firearm designed to fire a cartridge of a certain size and caliber to another size and caliber cartridge is disclosed. In some embodiments, the conversion device is suitable for converting an AR-15 type firearm to be able to fire .22 caliber cartridges. Disclosed embodiments of the conversion device may comprise an appropriately sized chamber insert to fit in the chamber of the firearm, a bolt, an extractor, extractor plunger, extractor spring, firing pins, firing pin springs, a bolt spring rod and block, a bolt return spring, slide rails, lock rings, and lock pins.

Abstract: The present invention relates to a fire arm silencer that utilizes internal reflection of shock waves and redirection of propulsive gasses to reduce the noise caused by the firing of a fire arm. The fire arm noise suppressor is comprised of a hollow body comprised of an end wall and a central opening with an inner tube extending partially within the body from the end wall of the hollow body. The inner tube has open ends and communicates with the central opening of the hollow body. Positioned between the inner tube and inner surface of the hollow body is a noise attenuating truss structure that is formed to break shock waves and redirect propellant gasses. The body further comprises a second end having an end wall that terminates into an outwardly extending hub. The hub has a centrally located bore that is formed to receive the end of a barrel of a firearm.

Abstract: An accessory mount includes a barrel connector and multiple accessory connectors. The barrel connector removably assembles the accessory mount to the barrel of the firearm in axial alignment with the firing axis of the firearm. The accessory mount includes one or more of the accessory connectors to securely and removably assemble accessories to thereto. The accessory connectors include axial alignment features to axially align accessories with the firing axis and/or rotational alignment features to align the accessory alignment with the firing axis. Accessory connectors also include that enable an accessory to be securely assembled to the accessory mount in different rotational orientations.

Abstract: A muzzle device assembly, including a flash suppressor, wherein the flash suppressor comprises a body having a central bore aperture, and wherein the flash suppressor comprises a plurality of air channel inlets and air channels, wherein the air channel inlets and air channels are in fluid communication with the central bore aperture; and a collar, wherein the collar comprises a plurality of airflow apertures, wherein each airflow aperture corresponds to an air channel inlet, and wherein the collar is rotatable between at least an open position and a closed position relative to the flash suppressor, wherein when the collar is in the open position at least a portion of each airflow aperture is aligned with each air channel inlet.

Abstract: Flash suppressors having at least one contracting and then expanding burn chamber are described. The contracting and then expanding burn chamber may include one or more ribbed surfaces that enhance burning of propellant gasses and ambient oxygen before the gasses exit the flash suppressor. In some examples, a burn chamber may include a spirally threaded inner and/or outer surface, which swirls and cools the propellant gasses to enhance burning before the propellant gasses exit from the flash suppressor.

Abstract: A bipod base consisting of a rail clamp, a first quick-release, a ball joint, first and housing clamps, first and second spherical bushings and a second quick-release. When the second quick-release is loosened, the rail clamp is allowed for 360-degree angular position adjustment with the ball of the ball joint relative to the first and second spherical bushings and the first and second housing clamps. After adjustment, the second quick release handle is biased to fasten tight the first and second housing clamps in locking the first and second spherical bushings that are kept in surface contact with the ball of the ball joint.

Abstract: A toy water gun includes a hand-held body having a water reservoir capable of storing a predetermined quantity of water therein, and a guide rail engaged with the water reservoir. The toy water gun further includes a hand-operated pump mechanism is in fluid communication with the water reservoir and dynamically engaged with the guide rail, a discharge nozzle in fluid communication with the water reservoir and having an illuminable water trajectory selectively egressed distally away therefrom, and a light emitting mechanism attached to a dynamic portion of the pump mechanism. Advantageously, the dynamic portion of the pump mechanism and the light emitting source are contemporaneously reciprocated along a bi-directional travel path relative to a position of the discharge nozzle and thereby illuminate the illuminable water trajectory after being egressed from the discharge nozzle.

Abstract: A firearm recoil system replaces a traditional slide of a fire arm to mitigate the recoil from the discharging an automatic firearm. The firearm recoil system includes a firearm, a first slide weight, a second slide weight, and a recoil transfer actuator. The first slide weight and the second slide weight are slideably engaged with a frame of the firearm. The first slide weight is slotted over a barrel of the firearm. The second slide weight is slotted over a bolt carrier of the firearm. As an ammunition round is ignited, the bolt is depressed causing the recoil transfer actuator to be displaced and redirects the force of the recoil into the first slide weight and the second slide weight. The first slide weight and the second slide weight translate away from the recoil transfer actuator to compensate for the recoil of the firearm.

Abstract: An apparatus operates as both a holster and a benchrest for a handgun. The apparatus comprises first and second end walls, and a supporting pad secured between the first and second end walls. As a holster, the first and second end walls and the supporting pad define a cradle adapted for holstering a handgun. The holster may also be flipped upside-down and then operated as a benchrest. When the assembly is operating as a benchrest, a barrel rest may be inserted into a barrel-rest receiver slot on the top-side of the assembly. The barrel rest has a U-channel adapted for supporting the barrel of a handgun. The supporting pad further provides a surface for supporting the grip of the handgun.

Abstract: A concealed cargo carry system is used to holster, conceal, and surface mount a firearm. The system includes a first L-shaped bracket and a second L-shaped bracket which are slidably engaged with each other through a bracket adjustment mechanism. This allows the first L-shaped bracket and the second L-shaped bracket to be adjusted to fit firearms and clothing applications of varying types. The first L-shaped bracket and the second L-shaped bracket frame the firearm, concealing the shape of the firearm when carried in a bag or clothing. The system also includes a barrel support which is mounted onto the base member of the first L-shaped bracket. The barrel support is used to securely mount the firearm onto the system. The system also includes a receiver unit which engages with the first L-shaped bracket and the second L-shaped bracket to attach additional mounting components to the system for expanded carry applications.

Abstract: An integrated fixed sight on a firearm consists of a front sighting device and an external muzzle device. The external muzzle device includes a proximal end, a central axis, a mount body, a top surface, and a distal end. The front sighting device is laterally aligned with the central axis and mounted onto the top surface adjacent the proximal end. The front sighting device can vary in size and shape. The external muzzle device is mounted onto the barrel of the firearm through a clamp and a fastening mechanism. Since the threads on the barrel are not used, the threads of the barrel are preserved.

Abstract: A reflex sight, having a mounting base that has an engagement element for attachment to a firearm. Also, a collimating front lens is mounted on the mounting base. A first reticle projection system projects a first reticle onto the front lens, at a first position, the first position being user adjustable, relative to the mounting base, by a first actuation assembly. In addition, a second reticle projection system, projecting a second reticle onto the front lens at a second position, the second position being user adjustable, relative to the first position by a second actuation assembly.

Abstract: The present disclosure describes an adjustment mechanism for a scope comprising: a first surface and a second surface, the first surface configured to engage the second surface axially when an amount of force is applied to the first surface, the first surface also configured to transfer torque applied to it to the second surface when the first surface and the second surface are engaged, and a member adjustable to apply force to the first surface to engage the first surface and the second surface, the member being adjustable using only one or more human fingers, wherein an adjustment of the member can always be initiated using only one or more human fingers.

Abstract: A system and method for simulating lead of a target includes a network, a simulation administrator and a user device connected to the network, a database connected to the simulation administrator, and a set of position trackers positioned at a simulator site. The user device includes a virtual reality unit and a computer connected to the set of virtual reality unit and to the network. A generated target is simulated. The target and the user are tracked to generate a phantom target and a phantom halo. The phantom target and the phantom halo are displayed on the virtual reality unit at a lead distance and a drop distance from the target as viewed through the virtual reality unit.

Abstract: A protective, wearable carriage device and method is provided such that the device conforms more substantially to the user's body, facilitates heat dissipation and facilitates modular attachment of different shapes and configurations of armor. In one embodiment of the present invention, a substantially rigid outer frame is provided with an outer surface material and an inner surface mesh material, and the outer frame is secured to an inner frame comprising a cloth netting such that the inner frame and outer frame create a gap between the inner frame and the spacer mesh material. In one embodiment of the present invention, one or more bowing stiffeners are secured to the outer frame so as to facilitate the desirable features of the present invention.

Abstract: A wearable supporting structure for supporting ballistic protections and/or military equipment has a band suitable to be wrapped around the waist or hips of a user; a dorsal upright having a lower end coupled to the band and extending, in use, upwards from the band; a vest for supporting ballistic protections and/or other military equipment, coupled to the dorsal upright and comprising two shoulder straps; and a unit connecting the shoulder straps to the band; the connecting unit being motorised to be able to continuously adjust the position in height of the shoulder straps with respect to the band.

Abstract: A lightweight antiballistic plate assembly includes a ceramic antiballistic plate that is strengthened with a superhard protective layer attached to the strike face of the antiballistic plate. In one embodiment, a strike face of the plate has a layer of superhard material, such as polycrystalline diamond (PCD), attached by sintering. In one embodiment, the ceramic antiballistic plate is made from a mixture of silicon carbide and superhard protective strike face comprising a material selected from the group consisting of polycrystalline diamond (PCD), polycrystalline cubic boron nitride (PCBN), thermally stable polycrystalline diamond and combinations thereof.

Abstract: A rigid ballistic-resistant composite includes large denier per filament (dpf) yarns. The yarns are held in place by a resin to form a rigid composite panel with improved ballistic performance. The large dpf yarns may be selected from aromatic heterocyclic co-polyamide fibers, polyester-polyarylate fibers, high modulus polypropylene (HMPP) fibers, ultra high molecular weight polyethylene (UHMWPE) fibers, poly(p-phenylene-2,6-benzobisoxazole) (PBO) fibers, poly-diimidazo pyridinylene (dihydroxy)phenylene (PIPD) fibers, carbon fibers, and polyolefin fibers.

Abstract: A ballistic shield may include multiple ballistic plates. The first plate may be smaller contain a handle and viewport and be able to connect to a second plate. The second plate shall be able to connect to the first plate and when combined, can create a larger shield using only the handle and viewport of the first plate. Other plates may be connected to the second plate to increase the ballistic coverage required. A rotating plate can be connected with a hinge and spacer. When dropped the rotating plate would enable extended coverage. When the rotating plate is rotated upward, an additional layer of ballistic coverage is provided.

Abstract: A rear cover of a dartboard and a noise attenuation structure thereof includes: a rear cover, a shock and sound attenuation pad and a scoring board. The rear cover includes a plurality of reinforced ribs with a zigzag shape, every two reinforced ribs defines a resonant space. The shock and sound absorbing pad is provided with a plurality of grooves, every two said grooves define a stuffing portion, the reinforced ribs are disposed in the grooves, and the stuffing portions are stuffed in the resonant spaces, so as to reduce the resonant box. The zigzag reinforced ribs make it difficult for the resonance to be produced in the resonant spaces, and the stuffing portions stuffed in the resonant spaces further prevent the occurrence of resonance.

Abstract: This apparatus offers multiple training scenarios which designates the targets to be hit and evaluates response. The apparatus assists in the evaluation and training of a shooter using multiple scenarios, detection of target strikes, timing, accuracy, and threat assessment. The system may be used with unmodified weapons and may not require attachments to weapon or shooter. The light source(s) in this apparatus may include visible lasers, focused light emitters, video or image projectors. The shooter may use live ammunition, and the weapon may be fired and operated independently of the control system. Hit detection on the targets may use vibration, accelerometer, acoustic, optical or thermal sensors that respond to projectile strikes on the designated target(s). If the specific location of the strike on the target is desired, nested targets and multiple sensor triangulation calculations may be used. This system designates which targets to shoot, when to fire, and evaluates the results.

Abstract: A micro-electro-pyrotechnic energy-harvesting apparatus to harvest an incidental portion of a propellant energy utilized when a munition is fired freeing a magnet to strike an impact pin that strains a piezoelectric element. The piezoelectric element generates a collected voltage, which triggers a pyrotechnic initiator that, on activation, produces a straining force on a plurality of stacks of piezoelectric elements. The strained piezoelectric elements, in turn, generate a high voltage output sufficient to ignite the munition's explosive material. The apparatus may be quite small, for example, the cross-sectional size of a pen, which is about one centimeter, yet suitable for generating an electrical ignition of the explosive material.

Abstract: The present invention provides an ammunition having a primer insert having a top surface opposite a bottom surface and a extraction flange that extends circumferentially about an outer edge of the top surface; a coupling element that extends from the bottom surface, wherein the substantially cylindrical coupling element is adapted to receive a polymer overmolding; a primer recess in the top surface that extends toward the bottom surface, wherein the primer recess comprises a recess bottom and a circular recess side wall; a primer flash aperture through the recess bottom that extends through the bottom surface, wherein the primer flash aperture is adapted to receive a polymer overmolding to form a flash hole; and a groove in the primer recess positioned around the primer flash aperture adapted to receive a polymer overmolding, wherein the groove extends at least partially over the bottom surface and the circular recess side wall and the groove is adapted to receive polymer through the primer flash aperture and

Abstract: The archery arrow having improved flight characteristics of the present invention is designed to improve the accuracy of the arrow which is equipped with a dampening medium within the central bore of the arrow shaft. The dampening materials in an embodiment may include, but not be limited to, silicon, epoxies or urethanes and selection of various dampening materials may provide for varying degrees of stiffness. The dampening effects of internal dampening materials decrease the initial deflection distance of the arrow and also serves to decrease the deflection with each oscillation. In addition, the dampening medium adopted in the present invention provides for an arrow having a selectable center of gravity location that has improved flight characteristics. Thus, the dampening materials adopted in the present invention provide for a selected location of center of gravity and a desired attenuation of oscillations.

Abstract: Provided is a universal nock system comprising a first axis defining an axial direction and radial directions perpendicular to the axial direction; a nock having, a first side having a bowstring reception surface having concave channels, a second side opposite the first side, an axial contact surface, and an exterior surface; an insert portion extending from the second side of the nock, elongated along the first axis, and adapted for insertion into an associated arrow body, the insert portion having, a first end, a second end opposite the first end having a centering feature of the second end, the centering feature of the second end having contact surfaces, and a middle portion located along the first axis of elongation between the first end and the second end, the middle portion having a centering feature of the middle portion, the centering feature of the middle portion having contact surfaces.

Abstract: The target marking device comprises a small-size flying unit, said flying unit being configured to fly at low height and to be guided with the aid of guidance commands, said flying unit being furnished with at least one sensor able to measure at least one parameter of the environment, a data transmission unit configured to emit at least data relating to measurements carried out by the sensor from the flying unit and to receive guidance orders at the flying unit, and at least one emitter able to emit position information.

Abstract: The present invention provides a method of making a polymer ammunition cartridge having a metal injection molded primer insert.

Abstract: A device including: an impact mass movably restrained relative to a base; and a release mechanism configured to be movable between a restrained position for preventing movement of the impact mass and a released position for permitting movement of the impact mass when the release mechanism is subjected to an acceleration greater than a predetermined magnitude and duration; wherein the release mechanism having a release mass movable when subjected to the acceleration, the movement of the release mass not being influenced by movement of the impact mass.

Abstract: A fuze for detecting an obstacle in proximity, an obstacle in proximity defined as being an obstacle exhibiting a minimum distance from the fuze, wherein the fuze comprises at least: an emission device emitting a light beam directed forward of the fuze; a reception device detecting the luminous fluxes in a cone directed forward of the fuze, the light beam and the cone having relative orientations such that they cross one another; a detection volume being the volume where the light beam crosses the cone so that when an obstacle is in the detection volume, the light emitted by the emission device is backscattered toward the detection device, an obstacle in proximity being detected by detecting the maximum of backscattered power, the reception cone is centered on the axis of the fuze.

Abstract: A measuring tape for producing an electrical shock and/or emitting a novelty sound upon actuation of a measuring tape disposed therein.

Abstract: A device is provided for use with a reference tool during the construction of metal structures. The device comprises a body having a groove formed therein for receiving a portion of a straight side of the reference tool. The body further comprises a base surface for co-operating with the surface of a metal workpiece. The base surface is configured whereby, when a portion of the straight side is received within the groove, the base surface is parallel to the straight side of the reference tool. A retention assembly is mounted on the body for retaining the portion of the straight side of the reference tool, when provided, within the groove. At least one magnet is mounted on the base surface for temporarily holding the device to the metal workpiece, thereby holding the reference tool in position.

Abstract: Various embodiments are directed to a yarn analyzer comprising a measurement mechanism configured to monitor the local thickness of the yarn moving along a yarn path. The measurement mechanism comprises a fixed member and a displaceable member between which the yarn path passes. The displaceable member is secured relative to a mechanical amplifier comprising a pivotable lever arm at a first end of the pivotable lever arm at a short distance from the pivot axis of the lever arm, and is biased toward the fixed member. The measurement mechanism further comprises a displacement sensor configured to monitor the displacement of a reference component secured relative to a second end of the lever arm at a long distance from the pivot axis. The monitored movement of the reference component is correlated with the thickness of the yarn, such that the yarn thickness is recorded for the length of yarn.

Abstract: A device for measuring the geometry of a wheel axle of a motor vehicle comprising a wheel hub support for defined positioning of a wheel hub of the wheel axle. The wheel hub support comprises a wheel hub dome formed correspondingly to an outer side of the wheel hub and encompassing the wheel hub dome in a precise fit.

Abstract: The invention relates to a method to control a drive mechanism of an automated machine for approaching a point of interest on an object, the object having a surface on which a reference information of the object is provided as a one- or two-dimensional pattern, the method comprising capturing at least one image of the object by means of at least one camera of the automated machine, identifying the reference information in the at least one image, determining a position and orientation of the reference information relative to the at least one camera, determining a position and orientation of the object based on the determined position and orientation of the reference information, and controlling the drive mechanism based on the determined position and orientation of the object.