Abstract: A smart refrigerator has a body having a shelf and a drawer, a door coupled to the body and has a plurality of trays. The shelf has a corresponding camera configured to capture an image of items on the shelf. The drawer has a corresponding camera configured to capture an image of items in the drawer. The trays have a corresponding camera configured to capture an image of items in the trays. The images captured by the cameras are processed to identify the type of the item and the location of the item within the smart refrigerator.

Abstract: Embodiments of the present disclosure relate to refrigerators and methods of controlling the refrigerators. The refrigerator comprises a compressor configured to operate at a first rotation speed and a controller configured to calculate a first average of levels of electric signals input to the compressor during a first reference period, and control the compressor to operate at a second rotation speed higher than the first rotation speed when the first average is greater than a first reference value.

Abstract: A smart refrigeration system includes at least one rotatable shelf having at least one storage compartment, the at least one storage compartment having an identification unit for identifying an item in the at least one storage compartment, where the smart refrigeration system is configured to track at least one of weight and freshness information of the item. The identification unit is configured to capture an image of the item or scan a barcode of the item. The smart refrigeration system further includes a reminder unit notifying a user to restock the item. The smart refrigeration system further includes a temperature control unit configured to adjust the temperature of the at least one storage compartment independently from other storage compartments in the smart refrigeration system.

Abstract: Provided is a sensor package in a refrigerator configured to provide information related to refrigerated food. The sensor package may include a body having a mark classified by a type of food allocated to the sensor package and indicating the type of food of a food to which the sensor package is coupled, a battery, an operation switch, a memory configured to store food information corresponding to the type of food corresponding to the mark, a sensor communication module that communicates with a display provided in the refrigerator, a sensing module that senses state information associated with the food, and a sensor control module that controls the sensor communication module to initiate communication between the sensor package and the display of the refrigerator based on the state information sensed by the sensing module.

Abstract: An apparatus for controlling a refrigerator, and a method for diagnosing a fault of the refrigerator are presented. More specifically, a power consumption of a refrigerator may be measured, and a fault of a plurality of loads included in the refrigerator may be diagnosed based on the measured power consumption. Accordingly, all of the plurality of loads included in the refrigerator may be diagnosed whether they have a fault or not. Further, among the plurality of loads included in the refrigerator, one or more loads having feedback uncontrollable may be diagnosed whether they have a fault of not.

Abstract: The invention relates to a method for recovery of methane from hydrocarbon streams comprising the following steps: a. Introducing a feed fluid stream (F), which comprises methane fluid, at least one hydrocarbon free fluid, wherein in particular said at least one hydrocarbon free fluid is nitrogen, and at least one hydrocarbon fluid, into a demethanizer system (1); b. Separating said feed fluid stream (F) in the demethanizer system (1) into a carbon rich fraction (C), comprising hydrocarbons with a carbon content of C2 and higher, and a separation stream (S), comprising methane fluid and at least one hydrocarbon free fluid; c.

Abstract: A drying device is provided and includes: plural light emitting units that are disposed with intervals along a transport direction in which a transported body containing liquid is transported and that cause the liquid to be evaporated by irradiating the transported body with light; and a vent mechanism in which a supply unit and a discharge unit are alternately disposed in spaces on an upstream side and a downstream side of the entirety of the plural light emitting units in the transport direction and spaces between the light emitting units along the transport direction. The supply unit supplies air toward the transported body along the irradiating direction of the light, and the discharge unit discharges air in an opposite direction to the irradiating direction from the transported body side.

Abstract: The present invention provides, inter alia, for a liquid feeding device for the generation of droplets, in particular for the use in a process line for the production of freeze-dried particles, with a droplet ejection section for ejecting liquid droplets in an ejection direction, the droplet ejection section comprising at least one inlet port for receiving a liquid to be ejected, a liquid chamber for retaining the liquid, and a nozzle for ejecting the liquid from the liquid chamber to form droplets, wherein the liquid chamber is restricted by a membrane on one side thereof, the membrane being vibratable by an excitation unit, wherein the longitudinal axis of the liquid chamber is tilted relative to the longitudinal axis of the nozzle, and/or the liquid feeding device further comprises a deflection section for separating the droplets from each other by means of at least one gas jet, wherein the deflection section gas jet intersects perpendicular with an ejection path of the liquid ejected from the liquid chamb

Abstract: An acoustic energy-transfer system includes: an acoustic chest arranged circumferentially around a container configured to receive a material to be processed; and an ultrasonic transducer arranged circumferentially inside the acoustic chest, the ultrasonic transducer defining an acoustic slot extending through the ultrasonic transducer, the acoustic slot angled with respect to a central axis of the acoustic chest.

Abstract: Embodiments provide a veneer dryer system and methods of constructing, relocating, and replacing veneer dryers and other constructs such as lumber kilns, machinery, and processing lines or parts thereof. Embodiments of a veneer dryer system may include a track and a veneer dryer movably coupled with the track. The track may extend between the desired location of the veneer dryer and a construction location. Movers may be coupled with the track at the construction location. The veneer dryer may be partially or fully constructed on the movers and moved to the desired location for use. A pre-existing veneer dryer at the desired location may remain operational during the construction and removed before the new veneer dryer is moved into place, substantially reducing downtime and costs as compared to prior methods of replacing veneer dryers.

Abstract: Systems and methods for treating wood and wood products, including a structure defining a wood treating zone, an air heating zone, a heated air supply zone, and a cooled air return zone. Heating units feed conduits defining one or more heat transfer surfaces and an indirect heat exchange substructure. The heated air supply zone includes left and right heated air plenums, and the cooled air return zone includes a return duct, all internal of the wood treating zone. A movable cart moves spaced apart, stacked wood products into and out of the wood heating zone. The cart and wood thereon fit closely within but do not touch the wood treating zone. An air blower internal of the heated air supply zone and in fluid communication with the air heating zone and the heated air supply zone recirculates air. An exhaust blower vents some of the cooled air.

Abstract: The present invention provides a fluidized calciner which can perform sufficient calcination by reducing a rate of unburned fuel at an outlet of the fluidized calciner while preventing occlusion in a preheater.

Abstract: A steel-strip production method for producing a hot-dip-plated steel strip and a cold-rolled steel strip, the method being executed by a production apparatus including a continuous annealing furnace, a snout connected to the continuous annealing furnace, a contact-type seal plate device, a noncontact-type seal roll device, a hot-dip-plating tank being movable; and a roll configured to turn the path direction of the steel strip after passing through the snout, wherein a hot-dip-plated steel strip production unit configured to produce the hot-dip-plated steel strip by bringing the steel strip continuously annealed in the continuous annealing furnace into the hot-dip-plating tank; and a cold-rolled steel strip production unit configured to produce the cold-rolled steel strip by transferring the steel strip continuously annealed in the continuous annealing furnace without causing the steel strip to pass through the hot-dip-galvanizing tank, are configured to be switchable with one another.

Abstract: Disclosed is a flux injector assembly and method for refining a molten material, wherein at least a portion of the material is aluminum, as it flows through a trough. A dispensing rod having a hollow body and a dispensing rim is configured to allow a flux and/or inert gas to travel through the hollow body and be injected into the molten material through the dispensing rim as the molten material flows through the trough. A baffle plate is configured to be positioned within the molten material in the associated trough to allow the molten material to flow passed the baffle plate. The elongated dispensing rod is positioned at a downstream location relative to the baffle plate. The rate of flow of molten material is increased as it passes the dispensing rim of the elongated dispensing rod to inject and mix the flux within the molten aluminum alloy.

Abstract: The present invention addresses the problem of providing a heating furnace that sufficiently exhibits the microwave effect produced by microwave heating and allows economical heating taking advantage of the characteristics of each heating method. The provided microwave composite heating furnace (1) is equipped with: a housing (10); a heating container (11) for accommodating and heating an object to be heated; a heating means (12) for heating the heating container (11) from the outside; a microwave irradiation device (13); a to-be-heated object supplying device (14) that supplies the object to be heated to the inside of the heating container (11); a gas introducing means (15) for introducing gas into the heating container (11); and a gas recovery means (16) for recovering the gas generated when heating the object to be heated.

Abstract: A heat exchanger assembly includes a first heat exchange fluid conduit and at least one fin. The first heat exchange fluid conduit defines a passageway therethrough and is configured to receive a flow of a first heat exchange fluid. At least one fin is disposed to receive a flow of a second heat exchange fluid. The fin(s) is/are coupled to the heat exchange fluid conduit at an interface that is configured to reduce accumulation of debris entrained in the second heat exchange fluid.

Abstract: A heat exchanger fixing structure, for two or more heat exchangers bent in multiple layers, includes two or more plates respectively fixed to one ends of the two or more heat exchangers, wherein portions of the two or more plates may overlap each other, and the two or more heat exchangers are connected and fixed to each other by fastening a fastening member to the overlapping portions.

Abstract: A thermal energy storage and retrieval device includes at least one working fluid and a plurality of thermodynamic circuits. Each thermodynamic circuit has a first process exchanging heat with a first material in a first temperature range common for all of the thermodynamic circuits. Each thermodynamic circuit also has a second process exchanging heat with a second material in a second temperature range. The second material comprises a heat storage material or a working fluid in another circuit or another device. Each thermodynamic circuit includes a gas pressure changing device and a liquid pressure changing device.

Abstract: A device to store energy includes a phase change material (PCM), with a phase change temperature Tc, contained in a sealed container and constituting a storage core. A source to exchange heat with the PCM, at a temperature TA, to cause a phase change of the PCM. A recuperator to exchange heat with the PCM, at a temperature TB, to cause a phase change of the PCM in the opposite direction to the phase change produced by the source. A controller to control the heat flows between the PCM, the source and the recuperator. An apertured support in contact with the PCM in the sealed container and in thermal contact with the source and the recuperator.

Abstract: A heat exchanger is provided. The heat exchanger is formed of a spiral wound flow body (70) having a plurality of passages (76) ending therethrough for passage of a first fluid. The flow body is positioned within a housing (42) and a cross-flow of a second fluid passes between or across successive layers of the spiral wound flow body. The intermixing of the thermal energy of the cross-flowing second fluid and the first fluid provide improved heat exchange.

Abstract: Disclosed are a heat exchange plate (10) and a plate-type heat exchanger using the heat exchange plate (10). The heat exchange plate (10) comprises: a body; pits and/or protrusions (3), arranged on the surface of the body in predetermined patterns; and a plurality of adjusting portions (1, 2), wherein four quadrangular adjusting portions (1, 2) are arranged at the periphery of each pit and/or protrusion (3), then a basic heat transfer unit (4) is formed by each pit and/or protrusion (3) and the adjusting portions (1, 2) at the periphery thereof, and the adjusting portions (1, 2) in each basic heat transfer unit (4) are arranged to be provided with relatively large gaps in a main flow direction (D 1) of fluid on the heat exchange plate (10) and are arranged to be provided with relatively small gaps in an auxiliary flow direction (D2) of the fluid on the heat exchange plate (10).

Abstract: A heat exchanger assembly includes first and second tanks having tube side walls, reservoirs formed therein, and apertures extending through the tube side walls. A flow tube having a plurality of fins on an exterior surface thereof, a first end, and a second end, the first end being received in an aperture of the first tank. A first seal is positioned between the flow tube and the first aperture. A retainer is positioned between the flow tube and the first aperture and between the first seal and the fins on the tube. A mounting block is positioned between the first tank and the fins on the tube, and is secured to the first tank. A second seal is positioned between the flow tube and the second aperture.

Abstract: A cylindrical header of a heat exchanger includes a central member, front-side and rear-side members extending longitudinally on front and rear sides of the central member to form front-side and rear-side spaces along with the central member. The central member has a first flange covering a front-side-member-first-end part and a rear-side-member-first-end part from outside when viewed in cross-section, and a second flange covering a front-side-member-second-end part and a rear-side-member-second-end part from outside when viewed in cross-section. The front-side member is joined to the central member with the front-side-member-first-end part facing an inner surface of the first flange, and the front-side-member-second-end part facing an inner surface of the second flange. The rear-side is joined to the central member with the rear-side-member-first-end part facing an inner surface of the first flange, and the rear-side-member-second-end part facing an inner surface of the second flange.

Abstract: A process of producing shell and tube heat exchangers where the ends of the tubes are secured to a tube sheet while reacting applied FSW forces without introducing a crevice or local deformation near the ends of the tubes. In particular, an interference fit is used to lock the ends of the tubes into the tube sheet without flaring or expanding the tube ends. A FSW process is then used to weld the ends of the tubes to the tube sheet.

Abstract: A process of producing shell and tube heat exchangers where the ends of the tubes are secured to a tube sheet while reacting applied FSW forces without introducing a crevice or local deformation near the ends of the tubes. In particular, an interference fit is used to lock the ends of the tubes into the tube sheet without flaring or expanding the tube ends. A FSW process is then used to weld the ends of the tubes to the tube sheet.

Abstract: The present invention provides an apparatus and method for supporting a mechanically stable and thermally isolated platform for operating sample devices which require extensive thermal isolation. The apparatus comprises a mounting base, a substrate, and microstructured tubes interconnecting the mounting base and substrate and having a thermally resistive inner portion and a thin coated layer that exhibits high electrical conductivity and low thermal emissivity. Radiation reflectors may be incorporated into the apparatus to protect components and reflect infrared radiation, and a getter equipped vacuum cover may be sealed to a vacuum header to maintain a low pressure environment within the apparatus.

Abstract: The heat exchanger is provided with: a plurality of first members including walls that have introduction holes on a first end side and discharge holes on a second end side, with spaces connecting the introduction holes and the discharge holes serving as first channels through which fluid flows; second members that communicate with the introduction holes at the first end side of the plurality of first members to introduce the first fluid to the first members; and third members that communicate with the discharge holes at the second end side of the plurality of first members to discharge the first fluid that has flowed through the first members. In at least one adjacent pair of the introduction holes, regions that overlap with opening regions of the upstream-side introduction holes exist in the walls including the downstream-side introduction holes, when viewed in a direction in which the first fluid flows.

Abstract: A thermal connector configured to be placed within a recess of a heat sink between the heat sink and a heat generating component and transfer heat from the component to the heat sink, including a heat spreader configured to fit within the recess of the heat sink, a spring configured to sit between the heat spreader and with the heat sink and bias the heat spreader towards and away from the heat sink, a flexible membrane attached to the heat sink and the heat spreader and seal off the recess, and a phase change material that fills the recess, wherein the flexible membrane contains the phase change material and allows it to contract or expand in response to the movement of the heat spreader towards or away from the heat sink.

Abstract: A guide tube pitch adjustment apparatus for aligning distal ends of lance guide tubes in registry with tube openings in a heat exchanger tube sheet is disclosed. A guide tube pitch clamp assembly carried within and supported from a housing. The pitch clamp assembly has at least two V-blocks fastened to a threaded rod. One V-block is fastened to a portion of the threaded rod having right hand threads, and another V-block is fastened to another portion of the threaded rod having left hand threads. Each of the V-blocks supports a portion of one of the guide tubes, and a cross bar clamp within the housing is oriented to span across the V-blocks and adjustably hold the portions of the guide tubes in a spaced relationship such that spacing between the distal ends of adjacent guide tubes may be adjusted by rotation of the threaded rod.

Abstract: Threaded metal inserts for polymer lower receivers and hybrid polymer lower receivers comprising one or more of such inserts, as well as kits and methods therefor are disclosed. A threaded metal insert has a substantially circular aperture configured with screw threads to releasably yet connectively interface with a separate traditionally threaded firearm component such as a buffer tube or a pistol grip screw. Inserts can be any overall shape so long as it can be integrally embedded within a traditionally threaded portion of a polymer lower receiver in a way that does not interfere with normal operation of an assembled firearm and leaves exposed the internal threading of the insert. Inserts can also comprise textural features on the exterior surface configured to permanently interface with and embed the an insert into molded polymer.

Abstract: A firearm grip with selector switch lock includes a handgrip for engaging a firearm receiver having a selector switch. A switch engagement unit is positioned within the handgrip. The switch engagement unit including a motor, piston, spring and detent for selectively engaging the selector switch of the receiver to which the handgrip is located. An RFID interrogator is positioned within the handgrip and communicates with a portable RFID chip. Upon detecting the presence of the RFID chip, the switch engagement unit moves the piston to the retracted position for manual free operation of the selector switch. Upon detecting the RFID chip is not within the proximity of the handgrip, the switch engagement unit moves the piston to the extended/SAFE position. A replacement selector switch having a torque limiter is provided.

Abstract: Provided in various example embodiments is an apparatus, system, and method for improved control of selectable dual mode trigger systems for semiautomatic firearms, which may include a timed locking mechanism incorporated in the trigger system that ensures that the carrier is seated before the hammer is actuated, and that the anti-hammer-follow disconnect does not engage out of sequence. Such a mechanism ensures that the necessary steps occur in the proper sequence in the trigger mechanism, so that at any given time the trigger and firearm are ready for the next desired function to occur. The addition of a timed trigger lock mechanism to the trigger as disclosed herein ensures that the sequence of events in the trigger is maintained in the proper relationship, preventing misfires and jams. Such trigger locking mechanisms have applicability beyond dual-mode trigger systems, and may be applied in various forms to semiautomatic firearms generally.

Abstract: A firearm cleaning device is disclosed herein. The device may include a housing comprising a grip portion, a motor housing portion opposite the grip portion, a neck portion disposed between the grip portion and the motor housing portion, and a slot disposed adjacent to the neck portion between the grip portion and the motor housing portion. The device also may include a motor disposed within the motor housing portion and a battery disposed within the grip portion. The battery may be electrically coupled to the motor. In addition, the device may include a shaft coupled to the motor and extending out of the motor housing portion, a detachable brush attachable to the shaft, and a motor switch disposed about the housing opposite the slot for activating the motor.

Abstract: A firearm grip includes first and second ends, a gap between the first and second ends, and a bolt aperture extending from the first end to the gap. The first end receives a firearm receiver. The bolt aperture receives a bolt to attach the firearm grip to the firearm receiver. The gap may be a thumbhole. The bolt aperture may extend through an upper portion of the firearm grip. A method of assembling a firearm includes positioning a firearm receiver adjacent to a first end of a firearm grip and positioning a bolt within a bolt aperture of the firearm grip. The bolt extends into the firearm receiver. The firearm receiver may be a shotgun receiver. The bolt may be inserted into the bolt aperture through a gap in the firearm grip. The bolt may be countersunk within a surface of the gap.

Abstract: A rifle stock assembly adapted to receive and support a bolt action rifle barreled receiver is disclosed. The assembly includes a rifle stock/chassis having an elongated recess and a cage removably fastened to the chassis in the recess to receive a bolt action rifle receiver therein. The assembly may also have a pair of magazine collets fastened to the bottom of the forward portion of the chassis defining a magazine well beneath the cage. Cages having different internal surface shapes may be utilized to accommodate different barreled receivers in the same rifle stock/chassis. Different magazine collets may also be utilized to accommodate different caliber magazines used with the different barreled receivers.

Abstract: A handgun brace for stabilizing a handgun on a user's forearm includes a body adapted to detachably engage a support structure such as a receiver extension extending rearwardly out of the rear end of a handgun, a first arm extending generally downwardly from the body, and a second arm pivotally connected to the first arm. The second arm is selectively moveable between a stowed position wherein and end of the second arm is received against a side of the body, and a deployed position wherein the first arm and the second arm form a downwardly rigid forearm support structure under the body. The forearm support structure includes a continuous support surface upon which a user's forearm is removably receivable to stabilize the handgun when the body is engaged with the support structure of the handgun.

Abstract: An apparatus for preventing the dropping of a handgun during use thereof is shown in conjunction with a special glove that has metal parts attracted to magnetic grips attached to a hand gun, an electromagnetic version of the magnetic grip device, several embodiments of a strap attached to a grip on one side of a gun handle, a spring steel strap for attachment to a hand gun handle that will stay straight when moved to the straight position and coils around a person's wrist when moved from the straight position and lastly and O-ring device attached to a special glove to automatically attach to a tapered tail on a hand gun.

Abstract: A sight mountable or mounted on a device including a rear sight and a front sight each having a sight aiming indicia useful in aiming the device.

Abstract: A scope mount and mounting system is disclosed. An example scope mount includes at least one ring mount to receive a scope body. The ring mount has an upper ring and a lower ring. The example scope mount also includes mating interface surfaces between the upper ring and the lower ring. In an example, the mating interface surfaces are cracked. In another example, the mating interface surfaces are precision machined. The example scope mount also includes a pliable insert having a spherical outer body to fit within the ring mount and secure the scope body between the upper ring and the lower ring while accommodating misalignment of the scope body within the ring mount. The example scope mount also includes a rail lock to secure the ring mount in both axis on a rail of a firearm.

Abstract: A tactical-gear rail-mounting system apparatus and method utilizing the Picatinny-rail standard, allowing precise aligned removable mounting of a variety of tactical gear such as telescopic sights, night vision devices, reflex sights, laser aiming modules, rangefinders, tactical lights, cameras, fore-grips, bipods, and bayonets, in field-interchangeable configurations, to small-arms rifles and pistols and to non-firearm tactical gear, by providing a greater amount of mounting area and a variety of mounting-surface orientations.

Abstract: Embodiments of the present application includes methods and structures for Anti-Ballistic Shelters, including an anti-ballistic shelter having a frame comprising at least one support member, and one or more surfaces comprising a flexible high strength layered anti-ballistic material attached to said frame, wherein said flexible high strength layered anti-ballistic material is layered in at least two directions; and further wherein said layered anti-ballistic material is enveloped around said frame.

Abstract: A counter drone device adapted to render propellers of drones inoperable. The counter drone device may be a weighted filament adapted to be projecting into the propeller of a drone so as to entangle/ensnare/wrap around propeller shaft and/or blades, rendering the drone inoperable.

Abstract: A target is described that includes a plurality of clay targets and a clay target connector having a plurality of clamping ends. Each clamping end is releasably connected to a clay target. A target support structure is described that includes a tension line and a first and second support leg. The tension line is suspended between the first and second support leg with a horizontal tension. First and second guy lines are connected to first and second support legs. A target is suspended from the tension line. The target includes a plurality of clay targets and a clay target connector. The clay target connector includes a plurality of clamping ends. Each clamping end of the plurality of clamping ends is releasably connected to a clay target of the plurality of clay targets. A method to suspend a target is also described.

Abstract: Methods and structures associated with a towed, autonomous, or remotely controlled airborne mobile system including a plurality of reflection structure sections and shapes adapted for attracting attention of search systems configured for sensing pattern recognition based electromagnetic or visual reflections from the structures and shapes and related methods

Abstract: Example systems, devices, and methods related to an automated target system are provided. In this regard, a target pod device, that may be installed in a target base is provided. The target pod device may include a hinge, a target paddle, a rotary actuator, a sensor, and a processor. The target paddle may be operably coupled to the hinge and the rotary actuator may be operably coupled to the target paddle. The rotary actuator may be configured to rotate the target paddle to a deployed position or a retracted position. The sensor may detect that the target paddle has been moved toward the retracted position. The processor may be configured to transmit a signal to the rotary actuator to cause the rotary actuator to rotate the target paddle, and determine whether the target paddle has been moved toward the retracted position by a projectile.

Abstract: A dart with novel configuration, including a dart body housing, dart tip connected to front end of dart body, and dart flight at tail end of dart body, wherein dart body housing is a sleeve-type structure and includes dart body at front end and dart shaft at tail end, dart body and shaft are an integrally formed structure, a plurality of gas vents are on dart body, a plurality of circular grooves are on outer surface at tail end of dart shaft from outside to inside, end at tail end thereof is in camber shape, and cross slot is designed on top end of cambered surface; dart tip includes a tip body and tungsten steel inner core connected to tip body, and is integrally mounted in sleeve of dart body housing via tungsten steel inner core; and dart flight is disposed at tail end of dart shaft.

Abstract: The disclosure of the present invention relates to an archery broadhead or more specifically to an archery broadhead having a plurality of replaceable blades mounted against a plurality of flat support surfaces formed distally from the central axis of the broadhead ferrule. The blades having a cutting edge extending away from the ferrule and an inside surface mounting portion configured to mate with the outside surface of the ferrule and either mate flush against, or extended through, an adjacent one of the plurality of replaceable blades. The back surface portion of the blades configured to form a structural cage around the ferrule.

Abstract: A spinning point for an arrow which is rotatable independently from an arrow shaft to which it is connected. The point has an arrowhead and a sleeve, with the arrowhead and the sleeve axially aligned, and the arrowhead has a main body and a stem which are a unitary element. The stem has a diameter less than the diameter of the second end of the main body of the arrowhead, and extends from the second end of the main body of the arrowhead. The sleeve is cylindrical and is disposed about the stem, and is secured to the stem with a clip. The sleeve is dimensioned to allow it to be slipped over the stem of the arrowhead. The stem and the arrowhead are capable of spinning or rotating together relative to the sleeve and the arrow.

Abstract: A guidance unit system is configured to be used for a ground-launched projectile. The system includes a housing configured to be attached to a ground-launched projectile. The housing is coupled to an attachment region that attaches to the projectile, wherein the housing is configure to rotate relative to the attachment region. A motor is contained within the housing and a bearing surrounding the motor. The bearing is rigidly attached to the housing such that the motor rotates with the housing and shields the motor from inertial loads experienced by the housing.

Abstract: A non-jacketed expandable bullet including a monolithic sintered body. The monolithic sintered body includes a base portion and a deformed hollow nose portion extending distally from a distal end of the base portion. Also, a method of manufacturing a non-jacketed expandable bullet including providing a monolithic sintered body including a base portion and a hollow peripheral portion extending distally from a distal end of the base portion and forming the hollow peripheral portion into the shape of a hollow tapered nose.