Abstract: An ice maker assembly includes an ice forming plate and a cooling source thermally engaged to a bottom surface of the ice forming plate. The cooling source is configured to freeze water coming into contact with a top surface of the ice forming plate. A containment wall surrounds the top surface of the ice forming plate to define an ice tray that is configured to retain water. An electrical drive body is rotatably coupled to the ice tray and is configured to oscillate the ice-forming plate in a rocking cycle about a transverse axis of the ice tray. A median wall divides the ice tray along the transverse axis into a first reservoir and a second reservoir. The rocking cycle causes water to repeatedly move over the median wall to form layers of an ice piece within each reservoir of the ice tray.

Abstract: Ice-cutting machine comprising a cylindrical tank (1) on the upper portion of which two circular blades (2) are arranged, being raised at a certain height above a supporting assembly (3), which constitutes the supporting base of the cylindrical bars, provided with one rotation motor (4) and another translation motor (5) that impart a compound rotational and translational motion, wherein the supporting assembly (3) is provided with two crescent-shaped supports (3.1) that have a ramp (3.2), which prevents the ice bars from being damaged by the teeth of the blades; the blades are fixed by means of screws (2.2); the cylindrical tank (1) is provided with a register flap (6) and the rotation motor (4) is fixed on a platform (8) which in turn is fixed to the cylindrical tank (1), and the rotation motor (4) and platform assembly is covered by a casing (8).

Abstract: A refrigerator includes a refrigerator cabinet, a fresh food compartment disposed within the refrigerator cabinet, a freezer compartment disposed within the refrigerator cabinet below the fresh food compartment, and first and second French doors operatively connected to the refrigerator cabinet to provide access to the fresh food compartment. There is also a mullion between the fresh food compartment and the freezer compartment, an air inlet and an air outlet proximate a bottom of the first French door, and an air outlet and an air inlet on a front face of the mullion. When the first French door is in a closed position, the air inlet proximate the bottom of the first French door aligns with the air outlet on the front face of the mullion and the air outlet proximate the bottom of the first French door aligns with the air inlet on the front face of the mullion.

Abstract: Provided is a heat pump system that can appropriately manage the number of heat pumps in operation even when any of the heat pumps is defrosting, and that can always operate at a capacity that corresponds to a load. Also provided is an operation method for the heat pump system. A heat pump system (1) wherein a plurality of heat pumps (10A-10C (13A-13D)) are connected to a system load and wherein a system management unit (27) successively calculates the capacity that can be output by the heat pumps (10A-10C (13A-13D)) in operation, compares the calculated capacity value, as a threshold value, to the thermal load of the system load, and manages the number of heat pumps (10A-10C (13A-13D)) in operation.

Abstract: The invention relates to a domestic refrigeration device (1), comprising a housing (2), in which an inner container is arranged, which inner container bounds an interior (3, 4) for accommodating foods, and comprising a machine chamber (12) separated from the interior (3, 4), in which machine chamber at least components (6 to 11) of a refrigeration circuit of the domestic refrigeration device (1) are arranged, wherein a carrier shell (11) is arranged in the machine chamber (12), on which carrier shell at least one further part (6, 43, 44, 45, 46, 47, 48) is retained in such a way that the at least one further part is connected by at least one snap connection (49) and/or at least one plug-in connection (50, 53) and/or a locking connection (59) without any additional fastening elements.

Abstract: The invention relates to a domestic refrigeration appliance (1) having a housing (2), in which is arranged an inner container which bounds an interior (3, 4) for accommodating foods, and having a machinery chamber (12), which is separated from the interior (3, 4) and in which components (7 to 11) of a refrigeration circuit of the domestic refrigeration appliance (1) are arranged, wherein the machinery chamber (12) has a boundary wall (13), on which 7 is arranged a cable-bushing box (17) for leading at least one cable (18a, 18b, 18c) through into the machinery chamber (12) from outside the machinery chamber (12), and the box (17) has an accommodating receptacle (19) and a cover (20) for closing the accommodating receptacle (19), and the cover (20) is connected in one piece to the accommodating receptacle (19).

Abstract: A refrigerator including a cabinet having a bottom mounted freezer container, a separate bearing on left and right sides of the refrigerator cabinet adapted to support the container for movement in and out of a freezer compartment of the cabinet, the container bearings being disposed outside of a freezer liner forming the freezer compartment.

Abstract: A refrigerator is provided. The refrigerator may include a cabinet having a storage compartment, a door pivotably mounted to the cabinet to open or close the storage compartment, and the door may include a first door defining a front surface of the door, a door liner coupled to a rear surface of the first door, a basket holder mounted in a mounting recess provided in the door liner, the basket holder having a protrusion that protrudes out from the mounting recess, and a rear panel attached to a rear surface of the door liner, the rear panel having a through-hole configured to allow passage of the protrusion, and a basket mounted to the protrusion of the basket holder.

Abstract: The present invention enables hikers to easily carry both chilled water and chilled food items in a lightweight, compact package. A significant portion of the effort of carrying snacks on a hike comes from the weight of the food cooler and its chemical cooling elements. By placing the food items inside the body of a flexible cooler, then wrapping that cooler around a bottle of frozen water without covering the lid, the present invention lets the ice chill the food items while carrying them in a compact, lightweight container.

Abstract: The invention relates to a device for cooling and/or liquefying, at a low-temperature, a working fluid containing helium or consisting of pure helium. The device includes a working circuit provided with a compressor station and a cold box. The compressor station includes one or more compression stages, each using one or more compressors that include a compressor wheel rigidly connected to an axle that is rotatably mounted on bearings. The axle of each compressor is rotated by an output shaft of a motor via a gear mechanism placed in a mechanical housing including lubricating oil. Said device is characterized in that the inner space of the mechanical housing contains a gaseous atmosphere consisting of a gaseous mixture having a mean molar mass that smaller than the molar mass of the air.

Abstract: A liquefied gas treatment system according to an embodiment of the present invention includes a boil-off gas heat exchanger exchanging heat between boil-off gas, pressurized by a boil-off gas compressor and recovered along a boil-off gas supply line branching off upstream of a liquefied gas-consuming unit, and the boil-off gas supplied from a liquefied gas storage tank, wherein the boil-off gas heat exchanger cools the boil-off gas, recovered along the boil-off gas supply line, with the boil-off gas, supplied from the liquefied gas storage tank, or flash gas, supplied through a vapor recovery line.

Abstract: The invention relates to an apparatus (10) for producing an expanded granulate from sand-grain-shaped material (1), comprising a furnace (2) with a substantially vertically extending furnace shaft (3) and a feed device (5) arranged above or in the upper region of the furnace shaft (3) for feeding the sand-grain-shaped material (1) to the furnace shaft (3). In order to achieve uniform expansion of the sand-grain-shaped material, the feed device (8) is formed to introduce the sand-grain-shaped material (1) in form of at least one downwardly falling curtain into the upper region of the furnace shaft (3), wherein the drop section (4) of the curtain (25) lies in a decentralised, preferably peripheral region of the furnace shaft cross-section. The invention also relates to a method for producing an expanded granulate from sand-grain-shaped mineral material.

Abstract: A system for adding gas to and transferring molten metal from a vessel and into one or more of a ladle, ingot mold, launder, feed die cast machine or other structure is disclosed. The system includes at least a vessel for containing molten metal, an overflow (or dividing) wall, a device or structure, such as a molten metal pump, for generating a stream of molten metal, and one or more gas-release devices.

Abstract: A heat-shielded conduit includes a tube, a heat shield, and a truss structure. The tube has a tube inner diameter and a tube outer diameter. The heat shield radially surrounds the tube. The heat shield has a shield inner diameter greater than the tube outer diameter to form a first gap between the heat shield and the tube. The truss structure is integrally formed together with both of the tube and the heat shield to space the shield inner diameter from the tube outer diameter and maintain the first gap.

Abstract: A heat exchange device of a floating core type, having a special configuration which allows increasing its durability as it increases its thermal fatigue resistance. The device is characterized by a configuration having high thermal fatigue resistance due to the special configuration of the end where the floating side of the core is located since stagnation regions that are usually produced in the baffle of the floating end are eliminated by the combination of the shape of the shell and of a deflector. This configuration furthermore results in a low-cost exchanger.

Abstract: A passive thermal system for use in aerospace vehicles includes a plurality of core-bearing radiator panels having at least one heat pipe embedded therein. The portion of the heat pipe embedded in each panel is fluidically coupled to the portions of the heat pipe in the other core-bearing radiator panels.

Abstract: The present invention relates to a phase-changing heat dissipater and a manufacturing method thereof. The heat dissipater includes a main body, a capillary structure and a working fluid. The capillary structure is composed of a plurality of metal powders being provided on an inner wall of the main body with a spraying means and processed with a sintering process for being formed thereon; and the working fluid is filled in the main body. Accordingly, the capillary structure is able to be tightly adhered in main body, thereby effectively preventing the capillary structure from being damaged and enhancing the heat conducting performance of the phase-changing heat dissipater.

Abstract: Aliphatic materials and their use in passive heating and cooling applications are generally disclosed. In some embodiments, dibasic acids and esters (diesters) thereof and their use in passive heating and cooling applications are disclosed. In some embodiments, C18 dibasic acids and esters thereof are disclosed, including their use in passive heating and cooling applications. In some embodiments, various olefins, including alkenes and olefinic acids and esters, are disclosed, including their use in passive heating and cooling applications.

Abstract: The invention relates to a metal heat exchanger tube, comprising integral ribs formed on the outside of the tube. Said ribs have a rib base, rib flanks, and a rib tip. The rib base protrudes substantially radially from the tube wall. A channel is formed between the ribs, in which channel additional structures spaced apart from each other are arranged. The additional structures divide the channel between the ribs into segments. The additional structures reduce the cross-sectional area in the channel between two ribs through which flow is possible by at least 60% locally and, at least thereby, limit a fluid flow in the channel during operation.

Abstract: A method for manufacturing a heat exchanger structure includes additively forming a top layer of a header after disposing a corrugated core within the header to retain the corrugated core within the header. Additively forming the top layer can include filling the corrugated core with powder until a suitable layer of powder overlays the corrugated core and the header and sintering the powder to form the top layer of the header.

Abstract: Apparatus and methods provide for the exchange of heat in a cross flow heat exchanger having heat exchanger sub-chambers in an inline configuration. According to embodiments described herein, the heat exchanger sub-chambers may be arranged in an inline configuration, where two or more of the sub-chambers are positioned generally along a linear axis. In further configurations, to accommodate the linear configuration of two or more sub-chambers, inlet fluid flows to subsequent or downstream sub-chambers are directed to the sub-chambers using bypasses around the upstream or prior sub-chambers. Various configurations may reduce or minimize pressure losses of one or more of the fluids moving through the heat exchanger.

Abstract: Disclosed herein are a wavy fin, a heat exchanger having the same, an apparatus for manufacturing the same, a method of manufacturing the same, and a computer-readable recording medium storing the method. The wavy fin is configured such that top and bottom parts are alternately formed in a width direction while being connected by side parts, and the top, bottom, and side parts extend in a longitudinal direction so as to form a wave such that ridges and valleys are alternately repeated, and includes a front part in front of each ridge or valley of the wave in the longitudinal direction, and a rear part beyond the ridge or valley of the wave in the longitudinal direction. The front and rear parts are offset from each other in the width direction so as to be misaligned at the ridge or valley of the wave.

Abstract: A heat dissipation apparatus may include a heat dissipation plate, which is made of metal materials, and has a first end and a second end thereon. A plurality of slots formed on the heat dissipation plate are located between the first end and the second end, and a plurality of fin units are located between the two ends of the slots. A serrated surface is formed transversely on at least one side of the fin unit for enhancing the ductility thereof, and the fin unit protrudes from the heat dissipation plate. In one embodiment, the heat dissipation plate is circular, and the first end is located on a middle portion thereof, while the second end is located on an edge portions thereof, so the fin units are radially surrounded thereon.

Abstract: Disclosed herein is a vehicle condenser in which a notch portion of each coupling part of a pair of supports installed at the outermost sides of radiation fins extends so as to have a certain length from the tip of a body part to the inside end of the notch portion, or a through-hole is formed so as to be spaced by a predetermined distance toward the inside of the body part from the tip thereof, thereby preventing the radiation fins from melting when the clad on a header of a header tank is melted during the brazing of the radiation fins and flows along an embossing part, regardless of a method for manufacturing the supports. Consequently, it is possible to reduce the failure rate of the condenser and increase the efficiency of the condenser by maintaining the original state of the radiation fins.

Abstract: A heating ventilation and cooling system includes an energy recovery ventilator (ERV). The ERV is configured to produce an inlet airstream and an exhaust airstream. An enthalpy wheel within the energy recovery ventilator is operable to transport heat between the inlet and exhaust airstreams. A pressure transducer is configured to determine a backpressure across the enthalpy wheel. A controller is configured to determine, in response to the backpressure, an operational characteristic of the enthalpy wheel.

Abstract: A gas system for a firearm is presented. The gas system has an elongate static tube and an elongate dynamic tube in a telescoping relationship. The elongate static tube defines a first internal passageway and is attachable to a portion of the gas block of the firearm. The elongate dynamic tube is telescopingly engaged with the elongate static tube. The elongate dynamic tube defines a second internal passageway in communication with the first internal passageway.

Abstract: Various embodiments of multi-caliber machine gun systems are described. A multi-caliber machine gun system can include a receiver assembly, a first ammunition feed tray, and a second ammunition feed tray. The first ammunition feed tray can be configured to removably attach to the receiver assembly and to feed a first type of ammunition to the receiver assembly. The second ammunition feed tray can be configured to removably attach to the receiver assembly and to feed a second type of ammunition to the receiver assembly. The receiver assembly can be configured to fire the first type of ammunition when the first ammunition feed tray is removably attached to the receiver assembly. The receiver assembly can be configured to fire the second type of ammunition when the second ammunition feed tray is removably attached to the receiver assembly.

Abstract: The present invention is an automatic firearm magazine loader that has an elevated hopper system, a loading system, and a mechanism for compressing a firearm magazine comprising a spring mechanism. The firearm magazine is compressible upon compression of the spring mechanism. The loading system facilitates the loading of a firearm ammunition into the firearm magazine upon the compression of the firearm magazine, and the compression of the firearm magazine is motor driven. The device is an automatic firearm magazine loader for a designated number of rounds of ammunition. The design consists of a user interface used to select the preferred number of rounds of ammunition to load, a hopper system which feeds individual rounds of ammunition in a set orientation, and a loading system which loads the individual rounds of ammunition into a firearm magazine.

Abstract: A firearm includes a firing mechanism and a sensor device. The sensor device includes a subscriber identity module configured to communicate with a server over a signaling channel of a wireless communications network. The Sensor device is configured to enable/disable the firing mechanism in accordance with instructions received by the SIM from the server. Movements and/or attempted operations of the firearm may be monitored using an application running on a mobile device, which application receives information concerning the firearm over the signaling channel of the wireless communications network.

Abstract: A firearm includes a firing mechanism and a sensor. The sensor is configured for wireless communication over s short range RF network with a hub worn or carried by a user of the firearm. The hub includes a subscriber identity module configured to communicate with a server over a signaling channel of a wireless telecommunications network. The sensor device is configured to control a enable/disable mechanism in the firearm in accordance with instructions received from the hub.

Abstract: A safety bolt and less lethal ammunition system for use with a firearm, such as a shotgun, is provided. The system includes a safety bolt operatively coupled within the shotgun. The safety bolt has a bolt head with a recessed bolt-face and a firing pin. The firing pin does not extend beyond an end surface of the bolt head during operation of the firing pin. The system further includes a less lethal round loaded within the firearm, such as a shotgun, wherein the less lethal shotgun round includes a case-head having a protrusion extending therefrom and a primer on the protrusion. The protrusion corresponds with the recessed bolt-face of the safety bolt. The firing pin engages the primer when the protrusion of the case head is received within the recessed bolt-face. The firing pin cannot engage the primer of a lethal round because of the recessed bolt.

Abstract: A trigger mechanism for a firearm is presented. The trigger mechanism has a trigger housing, a sear, a sear block and a trigger lever. Actuation of the trigger causes the trigger lever to rotate and eventually come into contact and move the sear block, which permits the sear to fall and permit the actuation of the firing mechanism.

Abstract: The disclosure features firearm cleaning tools that include a planar tool body having a length and width that exceed a thickness of the tool body and comprising a first end, a second end, and a middle portion extending within a plane defined by the tool body along a first direction between the first and second ends. The first end features two arms forming a U-shaped portion and defining a recess in the tool body and an angled projection extending in the plane, and the second end features a tab extending from the second end in the first direction and having a width measured in the plane and in a direction orthogonal to the first direction that is less than a width of the middle portion measured in the plane and in the direction orthogonal to the first direction.

Abstract: A weapon including a barrel or barrel replica. A recoil generator arrangement is configured to generate a recoil or hammer cocking. The recoil generator arrangement includes a cylinder, a piston movably arranged in the cylinder and an oblong element arranged on the piston. The cylinder is removably attachable on a front end of the weapon so that the oblong element extends from the front end through the barrel or barrel replica to an element inside the weapon and moves the element when the piston is moved.

Abstract: A handleless slingshot with a folding storage compartment is disclosed. The slingshot does not require that the user grip a handle to shoot it and the folding storage compartment may be removed or omitted if desired. The slingshot includes a storage compartment that can store projectiles (such as steel shot) and/or other supplies. The storage compartment is foldable such that it can be folded into the base of the slingshot to create a compact, portable unit. The slingshot includes a quick-release interchangeable band system that uses clips that matingly engage grooves formed at the ends of the slingshot arms to secure the band. The slingshot includes guard area which protects the web area of the hand when shooting the slingshot. The slingshot moves the thumb and index finger contact points forward of the band to increase stability and eliminate the need to grip a handle when shooting the slingshot.

Abstract: An article of manufacture consisting of a body having a plurality of winged cavities in the body to accommodate plain tip arrows as well as 2, 3 or 4 blade hunting arrows (including expanding blade types).

Abstract: A projectile launcher including a receiver with a breech proximate to a barrel. A valve assembly is provided that allows selective flow between a source of compressed gas and the breech. A trigger is provided that is movable between a first position and a second position. The launcher includes a firing assembly configured to actuate the valve assembly responsive to the trigger being in the second position. In some embodiments, the firing assembly includes a trigger assist feature configured to cycle the firing assembly in a fully automatic manner when the trigger is in the second position without reciprocating the trigger during the firing cycle. In some embodiments, the receiver includes an opening with a puncture mechanism dimensioned to receive a magazine.

Abstract: A simple apparatus which prevents a danger that a gas cylinder with gas left in the cylinder leaps out when the gas cylinder is taken out to change a gas cylinder is provided. A toy gun 1 includes: a gas cylinder housing portion 11 which is provided in the grip portion of an air gun and houses a gas cylinder 31; a clamp 41 which opens or closes the gas cylinder housing portion 11; a clamp pivot 42 about which the clamp 41 is rotated; a roller 14 installed at the bottom portion of the gas cylinder housing portion 11; and a receptacle 21 which is installed between the upper part of the roller 14 and the bottom portion of the gas cylinder 31 and is energized toward the roller 14 and whose surface shape is matched with the bottom face shape of the gas cylinder 31.

Abstract: A specialized underwater pistol with ammunition includes one or more of barrel expansions to shape the pattern of the plural shot pieces expelled from a pistol cartridge when the pistol is fired, an aerodynamic trigger cam or spur, flushing ports, a wide trigger pull, a wide hammer spur, a cartridge shot carrier with a frangible end, and cartridge sealant.

Abstract: A receiver having a stock connector component having a stock connector aperture formed therethrough; two rod apertures formed through the stock connector component, wherein each extension rod aperture is formed so as to slidably receive an extension rod extending from a stock, such that each extension rod is slidably movable within one of the rod apertures; wherein each extension rod comprises a rod channel and two or more rod dimples/detents formed along the rod channel; and a latch that is movable between an engaged position and a disengaged position, wherein when the latch is in the engaged position, a protrusion portion urges latch elements into the rod apertures a distance that seats the latch elements into the rod dimples/detents, and wherein when the latch is in the disengaged position, the protrusion portion allows the latch elements to retract from the rod dim ples/detents and into the rod channels.

Abstract: Heat Mitigating handguards for rifles and method of manufacture thereof. The handguards are made from advanced thermoplastics that mitigate heat transfer, are 20% lighter than aluminum with like strength characteristics.

Abstract: An improved gun control unit for a minigun system includes a logic control module in communication with the minigun system, and a multi-function display for providing a visible display of information about the operation and status of the minigun system. The logic control module includes a processor coupled to the multi-function display, which processor is programmed to output a display signal to the display in response to status information received from the minigun system. The status information received from the minigun system can include: information for determining a count of rounds fired by the minigun system; information for determining a remaining level of ammunition: and/or information for trouble shooting the minigun system.

Abstract: A sighting device includes a body, a light emitting unit, a bracket, a first adjusting unit and a second adjusting unit. The body couples to an arm having a barrel. The body is disposed relative to the arm in a first direction defined on an up and down axis. A third direction is defined as a direction of the barrel on a front and back axis. A second direction is defined as a left and right axis. The bracket couples to the light emitting unit. The first adjusting unit couples the bracket to the body and moves the bracket relative to the body. The second adjusting unit couples the bracket to the body and moves the bracket relative to the body.

Abstract: The present disclosure relates to a firearm which may include a frame with a first outer wall, and a second outer wall opposite the first outer wall. A laser module may be disposed between the first and second outer walls. An alignment pin may be in communication with the first outer wall and may be configured to move the laser module relative to the frame.

Abstract: A trajectory prediction system for predicting a point of impact of an object shot from a ballistic device is provided. The trajectory prediction system includes an objective lens, an eyepiece lens optically coupled with the objective lens, an image sensor, a processor, and a display electrically connected to the processor and the image sensor. The image sensor, the processor, and the display are disposed between the objective lens and the eyepiece lens. When an external light reaches the image sensor through the objective lens, the image sensor transmits a first signal to the display, and the display shows an image according to the first signal. The processor calculates the trajectory of the object and transmits a second signal to the display, and the display simultaneously shows the image and at least one predictive point of impact according to the first and second signals.

Abstract: A laser shooting training system includes a target device including a target area and a camera for photographing the target area, and an analysis device for calculating a coordinate of a laser discharged to the target area based on an image photographed by the camera, and displaying a spotted position corresponding to the laser coordinate to a user display screen. The analysis device calculates a center coordinate of a laser area included in the image, corrects the center coordinate based on a correction value relating to a size of the laser area, and calculates the laser coordinate.

Abstract: A method of targeting, which involves capturing a first video of a scene about a potential targeting coordinate by a first video sensor on a first aircraft; transmitting the first video and associated potential targeting coordinate by the first aircraft; receiving the first video on a first display in communication with a processor, the processor also receiving the potential targeting coordinate; selecting the potential targeting coordinate to be an actual targeting coordinate for a second aircraft in response to viewing the first video on the first display; and guiding a second aircraft toward the actual targeting coordinate; where positive identification of a target corresponding to the actual targeting coordinate is maintained from selection of the actual targeting coordinate.

Abstract: Blast absorbing structures and system for use in absorbing blast forces exerted on a floor of a personnel cabin of a vehicle, are disclosed. The blast absorbing flexing structure comprises a bottom section forming a floor of the cabin, a first side section and opposing second side section, each side section extending from the bottom section and including a plurality of steps along a length of the second side section. The steps flex in response to a blast force. In another embodiment, the blast absorbing expanding structure comprises a force abatement device forming a floor of the cabin, a cover plate having a plurality of slots arranged around a perimeter of the plate. The cover plate is movable between a neutral position and a blast force position to diminish the blast forces prior to the blast forces to reaching an occupant of the cabin.

Abstract: A bolted telescopic rod-type defense spray apparatus includes a first tube body, a cap, a compression elastic piece, a second tube body, an anti-extraction element, a spring pin component, and a push joint component. In the bolted telescopic rod-type defense spray apparatus, two sectioned tube pieces and a spring pin component and a push joint component that are between the two tube pieces are applied to lock and unlock a relative position relationship between the two tube pieces, so that the defense spray apparatus has composite functions of a rod-piece additional function of a locking configuration of relative positions of the two tube pieces and a press-lever spray irritant gas can of an unlocking configuration of the relative positions of the two tube pieces.

Abstract: A target senses whether and where it has been struck by a laser light. The target includes a screen for allowing laser light to pass through, a plurality of light sensors behind the screen, and an optical display associated with one or more of the light sensors. When the target is struck by a laser light, a sensor records the strike, and the target may be struck with laser light multiple times, whereby different sensors may record the different strikes. To determine whether and where the target has been struck, the user activates a display mode that causes the optical displays in the target to illuminate. The user can then reset the target so the user can begin again.