Abstract: A refrigerator includes a grille fan assembly, which includes one evaporator and one blower fan to blow cold air generated from the evaporator, disposed in one storage chamber. The grille fan assembly supplies the cold air blown by the blower fan to a first upper storage chamber and a first lower storage chamber, thereby cooling the three independent storage chambers using one evaporator and one blower fan.

Abstract: Proposed is a home appliance in which each of air inlets and each of air outlets formed on a machine room cover are configured to have flow rates different from each other. Accordingly, a design for the volume of air introduced into a machine room and the volume of air discharged to the outside of the machine room from the inside thereof may be facilitated.

Abstract: A refrigeration unit includes a cabinet and a first evaporator assembly. The first evaporator assembly is operable between an uninstalled condition and an installed condition. In the uninstalled condition, the first evaporator assembly is not assembled with the cabinet. In the installed condition, the first evaporator assembly is assembled with the cabinet. The first evaporator assembly includes a first evaporator, a first suction line connected to the first evaporator at a first suction line joint, and a first capillary tube connected to the first evaporator at a first capillary tube joint. The first suction line joint and the first capillary tube joint of the first evaporator assembly are leak testable in the uninstalled condition of the first evaporator assembly.

Abstract: A refrigerator door includes a color module which displays various colors by using LEDs. Accordingly, when a consumer desires to change the color of the refrigerator door, the color of the refrigerator door can be changed to color desired by the consumer.

Abstract: An insulation panel assembly for a refrigeration unit includes a first panel, a second panel coupled to the first panel, an evacuation hub defining an evacuation port that extends from an inlet to an outlet and a groove that extends around the inlet, and a conduit engaged with the evacuation hub. The second panel defines an aperture and includes a protruding surround that extends around the aperture. The evacuation hub is positioned such that the inlet is aligned with the aperture defined by the second panel and the groove receives the protruding surround of the second panel therein. Further, the conduit extends into the evacuation port via the outlet.

Abstract: Product transport containers are disclosed. Such containers can provide one or more advantages compared to existing containers. For example, product transport containers described herein can maintain a product at a desired temperature for an extended period of time, including without the use of an active heating or cooling component. Such product transport containers described herein may also provide improved breathability, thermal insulation, and/or mechanical strength or dimensional stability. Such containers can include a plurality of walls defining an interior volume and a selectively openable side permitting movement of the product into and out of the interior volume of the container. The walls can be formed from a thermoformed non-woven fabric.

Abstract: A refrigerator may include a rack gear assembly provided on a lower surface of a drawer. The rack gear assembly may have a first rack member and a second rack member that are pushed out by being moved forward sequentially so that a pushing-out distance of the drawer is maximized and the drawer is fully closed even when opposite sides thereof are pushed in a storage chamber without being in parallel.

Abstract: A bottle support configured to interact with a shelf includes a brace, hooks, and resilient clips. The brace defines a notch configured to engage bottles disposed on the shelf. The hooks extend from the brace and are configured to engage an upper region of the shelf such that bottle holder slidably engages the shelf. The resilient clips extend downward from the hooks and are configured to snap onto a lower region of the shelf to connect the brace to the shelf. The engagement between the hooks and the shelf is configured to facilitate lateral movement of the brace. The engagement between the hooks and the shelf is configured to restrict forward and rearward movement of the brace. Engagement between the clips and the shelf is configured to restrict vertical movement of the brace.

Abstract: The present disclosure relates to a refrigerator, and the refrigerator includes a cabinet having a storage space; and a door including a door body configured to open and close the storage space and a panel assembly detachably mounted to the door body, in which the panel assembly includes: a panel which is configured to define an outer appearance of a front surface of the door and through which light is transmitted; a lighting device provided behind the panel and shining the panel; and a back cover defining a rear surface of the panel assembly and shielding the lighting device from the rear side; and the lighting device is disposed to face the panel and radiates light toward the panel.

Abstract: Disclosed are a method for updating data of a refrigerator freshness reservation model, a device and a storage medium. The method includes: S1, collecting refrigerator information of a plurality of users, wherein the refrigerator information of each user includes an item identifier corresponding to each of stored items in a refrigerator, and a usage frequency; S2, performing statistical computation on the refrigerator information to acquire a mean and a variance of usage frequencies corresponding to each food identifier; and S3, screening the refrigerator information based on the acquired mean and variance. In the present invention, uploaded data are automatically screened in an optimizing manner by mutual cooperation between the means and the variances, such that the uploaded data can be filtered, thereby maintaining the calculation accuracy while reducing the pressure on a server.

Abstract: According to the present disclosure, after a load operation is performed by satisfying a start condition of the load operation, the load operation is terminated when a compartment temperature of a storage compartment satisfies a termination condition when a door is opened or when a temperature change in the storage compartment satisfies the termination condition. Accordingly, excessive power consumption during the load operation may be prevented, and thus power consumption may be improved.

Abstract: A froster system is provided that dispenses liquid CO2 from a high-pressure CO2 cylinder through a CO2-dispensing nozzle that is disposed within a refrigerator. The froster system efficiently sanitizes and chills, freezes, or ices the vessel placed at the nozzle. The froster system includes the high-pressure CO2 cylinder in fluid communication with the CO2-dispensing nozzle, cylinder-to-nozzle tubing to connect the CO2 cylinder to the CO2-dispensing nozzle, and a controller to convey the input of the user to actuate the froster system to output liquid CO2.

Abstract: A liquefaction heat pump system may have: a storage vessel configured to receive a liquified fuel from a piping grid network. A heat pump circuit may include sequentially at least a compression stage configured to compress the fuel, a heat pump stage configured to receive the compressed fuel from the compression stage, and to heat a coolant by removing heat from the compressed fuel by at least one heat exchanger. A pumping arrangement is configured to pump fuel from the storage vessel and/or from the heat pump circuit back to the piping grid network. A controller unit is configured for operating the liquefaction heat pump system such that fuel is liquefied and a coolant is heated by the heat pump circuit.

Abstract: In a method for separating air by cryogenic distillation in a system of columns comprising a first column operating at a first pressure and a second column operating at a second pressure which is lower than the first column, the temperature T1 at which an airflow leaves, after cooling, the heat exchanger by rising towards the cold end of said heat exchanger and enters the first column is at least 1° C., preferably at least 2° C., higher than the dew point of the airflow.

Abstract: A drying apparatus of porous material includes a reduced-pressure fermentation dryer configured to: store porous material containing water in an airtight container; heat and stir the porous material under reduced pressure so that a temperature of the porous material is within a predetermined temperature range; feed microorganisms into the airtight container so that the microorganisms enter pores of the porous material; and evaporate the water contained in the porous material by fermentation heat by the microorganisms so as to dry the porous material.

Abstract: A flame protection apparatus for a burner, in particular in a drying drum, in particular in an asphalt facility, has a central longitudinal axis and a plurality of plate fins which are arranged in a circumferential arrangement in the circumferential direction with respect to the central longitudinal axis, wherein plate fins that are arranged adjacent to one another in the circumferential direction are sealed by means of a circumferential gap seal.

Abstract: An electric dryer designed for drying a bladder or food storage bag, featuring an electric fan enclosed within a housing, and an insert with a nozzle for directing air into the internal volume of the bag. The insert is dimensioned to be inserted into the bag's opening, separating the front and back panels and preventing the bag from folding along its longitudinal axis. The fan is capable of moving between five and fifteen cubic feet of air per minute. The insert may include a projection to prevent the bag from being blown off and is shaped to project at least an inch into the bag. The dryer may also include a base with at least one projection extending at an angle to the axis of the insert. The power line can be configured to couple to a wall outlet or a battery. The dryer may also come as part of a kit, including a tubular member and a flexible elongated tether for connecting the tubular member to the electric dryer.

Abstract: A flame protection apparatus for a burner, in particular in a drying drum, in particular in an asphalt facility, comprises a central longitudinal axis and a plurality of lifter plates, which are arranged in the circumferential direction with respect to the central longitudinal axis, wherein at least one plate fin holder for holding a plate fin is detachably fastened to each of the lifter plates.

Abstract: A metallurgical furnace including a hearth, a sidewall structure, and a surrounding cooling element structure including cooling elements. Each cooling element have a planar back surface. A surrounding binding structure including binding sections surrounds partly the surrounding surface. Adjacent binding sections of the surrounding binding structure are connected by tension assemblies. At least one planar back surface of at least one cooling element is parallel with and is in a horizontal direction of the metallurgical furnace supported by at least one planar surface means of at least one binding section of the surrounding binding structure. Said at least one cooling element of the surrounding cooling element structure is located at least partly between the surrounding surface and said one binding section.

Abstract: A calcination unit able to decarbonate raw materials intended for clinker production, the unit including: a main duct in which the raw materials circulate according to a first movement direction, the raw materials being calcined in the main duct; a solid fuel supply duct opening onto the main duct via a fuel outlet, the solid fuel moving according to a second movement direction; a retaining device located in the main duct and arranged opposite the solid fuel outlet so that the solid fuel arriving in the main duct via the fuel outlet passes through the retaining device.

Abstract: A refractory unit for lining a high temperature vessel includes a refractory body formed from a refractory material. The refractory body has an upper main surface, a lower main surface, an inner surface configurable to face a high temperature chamber, an outer surface configurable to face away from the high temperature chamber, a first side surface and a second side surface. An elastic member is attached to the outer surface.

Abstract: A system for controlling temperature of a body (6) comprising a DBD actuator (9) connectable to a power source to produce an ionic wind on the body; a control unit (8) to select an initial configuration and to control the power source (5) depending on a temperature difference (?T) between an input temperature (Ti) and a target temperature (Tta) on the body (6), wherein the initial configuration comprises the following constructive parameters of the DBD actuator: number, shape, geometry, relative position of electrodes (d), dielectric material, dielectric thickness (e), wherein the initial configuration further comprises the following setting parameters to be set in the power source (5): a frequency value (f), an amplitude value (V), a waveform signal and a duty cycle, wherein the control unit (8) adjusts the initial configuration by modifying any of the setting parameters to control the heat transferred to the surface of the body.

Abstract: A heat exchanger including a heat exchanger block having first fluid channels and second fluid channels, including a fluid collector, the first fluid channels having a first fluid channel section and a second fluid channel section. A first fluid inlet is provided, which is fluidically connected to the first fluid channel section of the first fluid channels. A first fluid outlet is fluidically connected to the first fluid channel section of the first fluid channels. A second fluid inlet is fluidically connected to the second fluid channel section of the first fluid channels. A second fluid outlet is fluidically connected to the second fluid channel section of the first fluid channels. The fluid collector has a third fluid inlet, a third fluid outlet, and a fourth fluid inlet, which is fluidically connected to the second fluid channels. A fourth fluid outlet is fluidically connected to the second fluid channels.

Abstract: A brazed plate heat exchanger (10) comprising a stack of heat exchanger plates (12a, 12b) provided with a pattern comprising ridges (R) and grooves (G) to form plate interspaces (13a, 13b) for fluids to exchange heat. The heat exchanger plates are provided with port openings (O1-O4) forming inlet and outlet channels (14) for the first and second fluids, wherein at least one of the first and second heat exchanger plates is arranged with a skirt to form a chamber (17) between the port opening and the plate interspaces. The chamber (17) is open to the channel (14) through a gap between at least a free end portion of the skirt and the adjacent heat exchanger plate, and the gap varies around the circumference of the channel (14) and/or a cross section area of the chamber (17) varies around the circumference of the channel (14).

Abstract: A plate type heat exchanger wherein the heat transfer assembly includes a plurality of heat transfer shells stacked in multiple layers.

Abstract: A thermal device according to the present disclosure includes a ceramic container, a fluid, and a sealing portion. The container includes an internal space, an opening portion connected to the internal space, and a communication path configured to connect the internal space and the opening portion. The fluid is located in the internal space. The sealing portion blocks the opening portion. The sealing portion includes a core portion and a flange connected to the core portion. The flange is bonded to the container around the opening portion. The core portion is located inside the opening portion. A portion of the core portion is in contact with the wall surface of the opening portion.

Abstract: A heat pipe integrated thermal battery (“HITB”) is provided that may include a storage tank, a thermal storage medium within the storage tank, a guide tube extending within the storage tank and through at least one end of the storage tank, and a heat pipe configured to be movable within the guide tube. The heat pipe may be configured to discharge heat to and absorb heat from the thermal storage medium within the storage tank.

Abstract: A fluid heating process which does not utilize an open flame, heat is created by a rotating prime mover(s) driving a hydraulic heat generator. Heat is also collected from the prime mover cooling system, and any exhaust heat generated by the prime mover. The heat energy is collected from all these sources, and transmitted through heat exchangers to generate a hot fluid, which can be used to heat other fluids and used for any application where heat is required.

Abstract: A low pressure drop automotive liquid-cooling heat dissipation plate and an enclosed automotive liquid-cooling cooler having the same are provided. The low pressure drop automotive liquid-cooling heat dissipation plate includes a heat dissipation plate body and three fin sets. The heat dissipation plate body has a first heat dissipation surface and a second heat dissipation surface that are opposite to each other. The first heat dissipation surface is in contact with three traction inverter power component sets, and the second heat dissipation surface is in contact with a cooling fluid. Three heat dissipation regions that are spaced equidistantly apart from each other and that have a same size are defined on the second heat dissipation surface along a flow direction of the cooling fluid, and respectively correspond to three projection areas formed by projecting three traction inverter power component sets on the second heat dissipation surface.

Abstract: A plate heat exchanger includes a number of first heat exchange plates and a number of second heat exchange plates. The plate heat exchanger has a first inter-plate channel and a second inter-plate channel. The first inter-plate channel is located between a front surface of the second heat exchange plate and an adjacent first heat exchange plate. The second inter-plate channel is located between a back surface of the second heat exchange plate and another adjacent first heat exchange plate. The first heat exchange plate has a first flat joint portion and a second flat joint portion. The front surface of the second flat joint portion is spaced apart from an adjacent first flat joint portion. The plate heat exchanger includes at least one connection portion connecting the front surface of the second flat joint portion and the adjacent first flat joint portion.

Abstract: An additively manufactured heat exchanger assembly formed of a lattice structure with a plurality of shell structure unit cells. The plurality of shell structure unit cells each include at least one junction and a plurality of connectors coupled to the junction. The junction and the plurality of connectors form an integral surface. The heat exchanger assembly further includes a fluid boundary wall defined within the lattice structure to define an active heat exchanger portion. The active heat exchanger portion includes at least one working fluid contained within the fluid boundary wall. Further, at least one of the plurality of shell structure unit cells extends through and beyond the fluid boundary wall. Further, the shell structure unit cells may be isotropic.

Abstract: The present invention relates to an integrated connector and a heat exchanger including the same, in which a connector main body is formed by pressing one pipe, a cap is press-fitted into the connector main body, such that the integrated connector is formed so that an interior of the connector main body is blocked by the cap. Therefore, the number of components used to manufacture a connector, which connects and securely couples a header tank and a gas-liquid separator, may be reduced, the integrated connector may be easily manufactured, and a brazing defect may be reduced at portions where the integrated connector is joined to the header tank and the gas-liquid separator of the heat exchanger.

Abstract: This disclosure describes single and multi-layer woven meshes designed to enable sucking flow condensation and capillary-driven liquid film boiling, respectively, for instance, in use in heat spreaders. In some instances, the single-layer woven meshes can include a nanostructure coating and a hydrophobic coating, while the multi-layer meshes can include a microcavity coating and optionally a hydrophilic coating.

Abstract: A fill sheet and a fill pack manufactured from a plurality of fill sheets for cooling a cooling medium in a cooling tower, each fill sheet having a plurality of flutes extending diagonally from top to bottom of the fill sheet, the diagonal orientation of the flutes resulting from a plurality of alternating longer diagonal flute segments and shorter vertical flute segments, each of the plurality of flutes having the microstructure comprising a plurality of alternating rounded mounds and rounded depressions extending between flat ridge edges and flat valley edges of said flutes.

Abstract: Air as conventionally known is comprised of about 78% nitrogen and 21% oxygen with other trace gases such as carbon dioxide, neon, and hydrogen. Other gases (e.g. helium) and partial vacuums have both a lower density and a higher speed-of-sound from that of conventional air or even some highly utilized propellant gases. The present application and described embodiments take advantage of these principles to provide a purge gas mixture and system to increase the speed of a projectile exiting the muzzle-end of a gun barrel. A partial vacuum may also be used in certain applications.

Abstract: A reciprocating bolt assembly has delayed blowback and a firing pin block. Features prevent out-of-battery firing, when the bolt assembly is not fully engaged to the firing chamber or barrel face, a movable member within a bolt body functions as a blocking member that blocks the firing pin and prevents the firing pin from striking a cartridge. In embodiments, the firing pin has two stop portions that the movable member can engage depending on the cycle status of the firearm. A reverse cam mechanism associated with the firing pin blocking provides a resistance to and delays blowback.

Abstract: An improved jig for manufacturing a firearm lower receiver is comprised of a power tool mount; an adapter; a guide plate with plate screws; a rear support with mounting screws; a front support; and at least one of a carriages with at least one locating pin. A guide plate is disposed below the top surface of a lower receiver in conjunction with an adapter. The jig is a universal fitment and includes a bearing to support a rotary tool and at least one guiding feature can be used to facilitate in the guidance of the rotary tool without placing the rotary tool in direct contact with any of the guidance features. A removable locating pin is situated a long the front and rear takedown pin holes of a firearm receiver that is not threaded and is provided with at least one of a pull, string or other handle.

Abstract: A weapon system for a firearm includes a processor, the processor having an associated memory, and an optical reader, the optical reader configured to receive operator-identification information and transmit the operator-identification information to the processor.

Abstract: A hybrid metal and composite barrel assembly for a firearm preferably includes a metal inner barrel liner and a composite outer barrel sleeve. The composite outer barrel sleeve preferably includes at least one layer of woven metal mesh material comprising a plurality of metallic fibers, and at least one layer of carbon fiber material comprising a plurality of carbon fibers. The composite outer barrel sleeve is preferably engaged around the metal inner barrel liner, and optionally incorporates a tensioning nut to retain the sleeve on the liner.

Abstract: A firearm suppressor includes a first section along an axis; a second section along the axis downstream of the first section, the second section having a second section twist rate; a third section along the axis downstream of the second section, the third section having a third section twist rate, the third section twist rate greater than the second section twist rate; and a fourth section along the axis downstream of the third section, the fourth section having a fourth section twist rate, the fourth section twist rate greater than the third section twist rate.

Abstract: A rifle support assembly incorporating a trigger guard mounting flange having breachward and muzzleward ends; a first tail having a breachward end and a muzzleward end, the first tail's breachward end being positioned muzzlewardly from the flange's breachward end and the first tail's muzzleward end being positioned breachwardly from the flange's muzzleward end, the first tail being fixedly attached to and extending leftwardly from the flange; and a second tail having breachward and muzzleward ends, the second tail's breachward end being positioned muzzlewardly from the flange's breachward end and the second tail's muzzleward end being positioned breachwardly from the flange's muzzleward end, the second tail being fixedly attached to and extending rightwardly from the flange.

Abstract: A firearm mounting device securable to a surface and having a magnetic material within a base to attract and secure a firearm to the device in a readily retrievable position. The device includes a channel to receive the slide of a semi-automatic pistol and at least one slide stop disposed within the channel to engage and prevent movement of the slide as a user grips the grip of the pistol and displaces the grip towards the at least one slide stop to chamber a cartridge in the chamber of the pistol. The at least one slide stop engages and prevents movement of the slide while allowing the barrel of the pistol to protrude from under the slide.

Abstract: A firearm with a slide and a frame. The slide has a slide rail. The frame has a frame rail. The frame rail interfaces with the slide rail. The frame rail has a lubrication groove and a debris removal port. The lubrication groove extends along a surface of the frame rail that bears against the slide rail during operation of the firearm. The debris removal port has gap within the frame rail proximate to an end of the lubrication groove.

Abstract: An archery bow can include a riser having first and second cavities that are in fluid communication to enable routing of one or more archery components through the riser. The riser can include a channel or groove formed within the riser. The channel has a size and shape that enables cable or wire to be removably retained within the channel and routed from one region of the riser to another region of the riser. The riser can include a conduit or passage that extends within the riser and enables one or more components to be routed within the riser.

Abstract: An arrow-shooting apparatus includes two limbs extending backward from a barrel. An upper pulley is connected to each of the limbs. Two lower pulleys and two wheels are supported on the barrel. Each of the wheels includes a rod, a primary-string stem and a secondary-string stem. A diameter of the rod is smaller than a diameter of the corresponding wheel. Each terminal section of a primary string extends around one of the wheels and is tied to the primary-string stem of the corresponding wheel. Each of two secondary strings is tied to the secondary-string stem of one of the wheels at an end and tied to the barrel at another end, and extends around the rod of one of the wheels, one of the lower pulleys, and one of the upper pulleys.

Abstract: A removable stock for a crossbow includes a body. The body includes a front end and a mounting feature. The front end includes a stock interface that is configured to removably couple the stock to a rear interface of a crossbow. The mounting feature is configured to couple a projectile to the body of the removable stock.

Abstract: According to at least one exemplary embodiment, a crossbow reloading device may be provided. The crossbow reloading device may have a strap that can be used to attach the device to a tree or other structure. The crossbow reloading device may have lower and upper crossbow holders that can facilitate holding a crossbow while it is reloaded. The crossbow reloading device may further have one or more attachment holders.

Abstract: An adjustable aperture axis peep sight device is disclosed with an outer ring having a first axis, and an inner body member having a second axis. The first axis of the outer ring forms a sight angle with the second axis of the inner body member. A first partially spherical surface is formed on the outer ring. A second partially spherical surface is formed on the inner body member. The first partially spherical surface movably mates with the second partially spherical surface. The sight angle is adjustable by moving the inner body member relative to the outer ring.

Abstract: Anti-ballistic armor element, comprising a ceramic body comprising a sintered material consisting of ceramic grains with a Vickers hardness of more than 5 GPa, the total pore volume of said material being between 0.5 and 10%, said ceramic body being characterized in that the cumulative volume of pores with a diameter of between 30 and 100 micrometers represents between 0.2 and 2.5% of the volume of said material, the cumulative volume of pores with a diameter of more than 100 micrometers is less than 0.2% of the volume of said material , the remainder of said total pore volume consisting of pores whose diameter is less than 30 micrometers.

Abstract: A handle assembly is described. Embodiments of the handle assembly can include a main body and a cap. The main body can be contoured to be gripped by a user and can include a chamber for receiving a canister of deterrent spray therein. The contour of the main body can generally index knuckles of a user holding the main body with a dispensing nozzle of a canister configured to dispense a deterrent. The cap can be removably coupled to the main body and can encapsulate the canister in the chamber. To dispense contents of the canister, a user may first pop the cap off to engage the canister, second the user can activate the canister, and third the user can dispense the contents of the canister.