Abstract: A household cooling appliance has a housing with a receiving space for food, a door for closing the receiving space, wherein the door is movably arranged at the housing, an ice maker with an ice tray, wherein the ice maker with the ice tray is arranged in the door, a first cooling device, which is arranged at the door and by which the ice tray is cooled, wherein the first cooling device comprises a waste heat unit by which the waste heat resulting from the cooling of the ice tray can be dissipated, and a second cooling device, which is arranged at the housing and by which the receiving space is cooled. The waste heat unit of the first cooling device is thermally coupled with the second cooling device such that the waste heat of the waste heat unit can be transferred to the second cooling device.

Abstract: A container (10) has a plurality of storage spaces arranged in rows. The container (10) is installable on the inner side of a door (11a) of a refrigerator (1). The storage space of the frontmost row is shallower than at least one of the storage spaces of back rows when the container (10) is installed on the door (11a). The refrigerator (1) includes a refrigeration compartment (1), and a door (11a) installed on the refrigeration compartment (1). At least one container (10) is installed on the inner side of the door (11a).

Abstract: An assembly module for a household cooling appliance includes a water filter for filtering water externally from the household cooling appliance, a valve which is connected to the water filter in a fluid-conducting manner, a pipe for conducting the filtered water to the household cooling appliance, and a carrier plate on which the water filter and the valve are arranged. The assembly module is configured to be arranged outside a household cooling appliance. There is also described a system.

Abstract: Embodiments of the present invention disclose a method, a computer program product, and a computer system for predictive maintenance of refrigeration cases. A computer collects a temperature time series for a refrigeration case and, based on the temperature time series, learns a refrigeration case signature for both non-frost and defrost cycles. The computer generates features based on the refrigeration case signature and compares the refrigeration case signature to real time, or observed, temperatures and features using a rule-based and/or machine learning framework. Based on determining that the real time data varies beyond a threshold from the refrigeration case signature, the computer identifies a failure symptom of the refrigeration case and diagnoses a root cause of the symptom or failure. In addition, the computer may activate an alarm and open a work order corresponding to the root cause of the symptom or failure.

Abstract: A securing assembly which can present and secure a tablet computer for example in a door of a refrigerator includes a receiving space for securing a display of the computer. At least one limiting opening and at least one slot are defined in one of the securing assembly or the display, the other one comprises at least one limiting post and at least one latch. The at least one limiting post is latched to the at least one limiting opening, the at least one latch is latched to the at least one slot, thereby securing the display to the securing assembly in a first direction. A refrigerator employing the securing assembly is also provided.

Abstract: A door driving system and a refrigerator having the door driving system according to the present invention are provided with a motor, a power transmitting device for transmitting the power generated by the motor to the hinge, and an auxiliary device for receiving the power generated by the motor and generating an auxiliary force to move a door positioned in a closing position in an opening direction, so that the torque to be applied to the hinge of the door for opening and closing the door may be reduced.

Abstract: The present invention is a modification of a typical single mixed refrigerant (SMR) cycle for LNG re-liquefaction in particular, that allows the use of a cost-efficient oil-injected screw compressor in the mixed refrigerant system. In comparison with the typical arrangement, the present innovation allows for reduced complexity, fewer pieces of equipment, and reduced capital cost.

Abstract: A system captures carbon dioxide from a flue gas of a power generation facility by using cold heat of liquefied natural gas and utilizes the captured carbon dioxide for mining natural gas, using heat of the flue gas to regasify the LNG. Solidified dry ice is captured from gaseous carbon dioxide contained in the flue gas, and the captured dry ice is used as filler when mining natural gas. The system includes a mining facility, a vehicle to transport LNG liquefied by the mining facility; and a facility for regasifying the transported LNG and capturing dry ice from the carbon dioxide. In the regasification and capture facility, the flue gas exchanges heat with the LNG, thereby regasifying the LNG at an increased temperature and capturing the dry ice from the carbon dioxide. The captured dry ice is transported to the mining facility, which uses it for mining the natural gas.

Abstract: A system and method for neon recovery in a double column or triple column air separation unit is provided. The neon recovery system comprises a non-condensable stripping column configured to produce a liquid nitrogen-rich liquid column bottoms and a non-condensable gas containing overhead and one or more condensing units arranged to produce a crude neon vapor stream that contains greater than about 50% mole fraction of neon with the overall neon recovery exceeding 95%. In addition, there is minimal liquid nitrogen consumption and since much of the liquid nitrogen is recycled back to the lower pressure column of the air separation unit, there is minimal impact on the recovery of other products from the air separation unit.

Abstract: A system and method for recovery of rare gases such as neon, helium, xenon, and krypton in an air separation unit is provided. The rare gas recovery system comprises a non-condensable stripping column linked in a heat transfer relationship with a xenon-krypton column via an auxiliary condenser-reboiler. The non-condensable stripping column produces a rare gas containing overhead that is directed to the auxiliary condenser-reboiler where most of the neon is captured in a non-condensable vent stream that is further processed to produce a crude neon vapor stream that contains greater than about 50% mole fraction of neon with the overall neon recovery exceeding 95%. The xenon-krypton column further receives two streams of liquid oxygen from the lower pressure column and the rare gas containing overhead from the non-condensable stripping column and produces a crude xenon and krypton liquid stream and an oxygen-rich overhead.

Abstract: A system for heating a fluid and an electromagnetic acoustic transducer EMAT system is provided. Both systems have a drive circuit. The amount of heat and the amplitude (and acceleration) of the vibrations is respectively controllable by controlling an input to a terminal of a switch. The heating system comprises a porous graphite foam conductor which is exposed to an electromagnetic field generated by an oscillating circuit. When exposed, the foam conductor conducts induced electric current which heats the same and a fluid in contact with the conductor. The EMAT system comprises at least one magnet configured to generate a static magnetic field, an oscillating circuit and a working element. The working element, when exposed to the static magnetic field and the electromagnetic field produced by the oscillating circuit, vibrates against a load. The vibrations dry the load.

Abstract: A centrifugal dryer that has improved throughput capacity resulting from the combination of a high angle agglomerate catcher with optional overflow, increased dewatering capacity, a cylindrical dewatering feed chute, a modified rotor design with positionally and structurally modified lifters in the feed and dewatering section, the drying and propagating section, as well as the pellet discharge section, and an efficient circumferential foraminous membrane.

Abstract: A laundry aid device including a spherical-body and a plurality of spokes. The laundry aid device is preferably constructed from heat resistant rubber materials for flexibility and constructed from anti-bacterial and anti-fungal materials. The spokes extend tangentially from the spherical-body, each of the spokes including a head affixed to an end of the spoke furthest from the spherical-body, and a neck disposed between the spherical-body and the head of the spoke. The spokes each also include circumferential ribs located between the neck and the head of the spoke. The circumferential ribs are constructed of a flexible material such that the head of the spoke is able to flex in relation to the remainder of the spoke. The device is placeable into a laundry machine to prevent tangling of clothing and linens and increase the efficiency of the laundering of the laundry machine.

Abstract: A microprocessor-based controller manages combustion within a biofuel furnace. A clinker agitator controller generates signals for controlling operation of a motorized clinker agitator of the biofuel furnace. The microprocessor-based controller may additionally control any of fuel feed rate, air supply rate and ash removal rate.

Abstract: A furnace monitoring device for monitoring the inside of a gasifier through which a combustible gas flows is provided with: a nozzle that has an internal cavity, and that is inserted inside the gasifier and fixed to the gasifier; a cylindrical protection tube which is inserted into the nozzle, and a part of which, located on the inside of the gasifier is, blocked; a monitoring window which is provided on the protection tube on the inside of the gasifier, and is made of a material that transmits light; a purge mechanism which supplies a gas containing an oxidizer to a surface of the monitoring window facing the inside of the gasifier; and an image capturing means which captures an image of the inside of the gasifier through the monitoring window.

Abstract: A VACUUM CONDENSATION SYSTEM BY USING EVAPORATIVE CONDENSER AND AIR REMOVAL SYSTEM COUPLED TO CONDENSING TURBINES IN THERMOELECTRIC PLANTS, made of stainless steel, metal alloys or other materials. This condensing system includes an evaporative condenser, air removal ejector system and condensers, turbine exhaust steam collector system with pipelines, collection and return systems of the condensate to the boiler. The exhaust steam generated in the turbine is driven by steam collector system, condensed in the evaporative condenser, and the air is removed from the system by the air removal (ejectors) and the condensed air is returned to the boiler by the condensed system.

Abstract: The present disclosure relations to wind mitigation devices which include a deflector that having an inlet and an outlet. An axial fan is disposed above the outlet of the deflector and includes a shroud. The shroud of the axial fan and the outlet of the deflector are aligned along a common vertical axis. The deflector is adapted to receive an airflow at the inlet and direct the airflow through the outlet in a vertical direction toward the axial fan.

Abstract: The invention discloses a water reservoir of a liquid-cooled system. The water reservoir is integretedly interconnected to the power system. The water reservoir is partitioned into a water inflow tank and a water outflow tank in a top-bottom or left-right manner. The water inflow tank and the water outflow tank are both provided with at least two water inlets and water outlets. Also, the present invention discloses a liquid-cooled system made by using the above-mentioned water reservoir, which includes a heat dissipation device and a heat absorption device connected to the water reservoir. The heat dissipation device is integratedly connected to the water reservoir. The heat absorption device is connected to the water reservoir through pipes.

Abstract: In a heat exchanger, a first heat exchange unit is formed by curving a third heat exchange unit having a planar shape through L-shape bending, and a second heat exchange unit is formed by curving a fourth heat exchange unit having a planar shape through the L-shape bending, independently of the third heat exchange unit. The first heat exchange unit and the second heat exchange unit are arranged so as to be opposed to each other along a corner portion between adjacent two side surfaces of a casing.

Abstract: Configurations and related processing schemes of direct or indirect (or both) inter-plants heating systems synthesized for grassroots medium grade crude oil semi-conversion refineries to increase energy efficiency from specific portions of low grade waste heat sources are described. Configurations and related processing schemes of direct or indirect (or both) inter-plants heating systems synthesized for integrated medium grade crude oil semi-conversion refineries and aromatics complex for increasing energy efficiency from specific portions of low grade waste sources are also described.

Abstract: Configurations and related processing schemes of direct or indirect inter-plants heating systems (or both) synthesized for grassroots medium grade crude oil semi-conversion refineries to increase energy efficiency from specific portions of low grade waste heat sources are described. Configurations and related processing schemes of direct or indirect inter-plants heating systems (or both) synthesized for integrated medium grade crude oil semi-conversion refineries and aromatics complex for increasing energy efficiency from specific portions of low grade waste sources are also described.

Abstract: A thermal energy storage (TES) system includes a plurality of closely packed TES modules, each TES module having a shell enclosing a plurality of sealed tubes that each contain a TES media. A computer-controlled flow control system includes a flow distributor, for example a flow distributor having a plenum configured to receive a heat transfer fluid (HTF), and a plurality of control valves controlled by the computer to controllably distribute the HTF from the plenum to the plurality of TES modules. Sensor data from the TES modules, for example temperature, pressure, and/or flow data, is provided to the computer. In some embodiments the plenum includes two or more compartments with separate HTF flow ports, which may be provided to the controller at different temperatures.

Abstract: A thermal energy storage (TES) component includes a shell having first and second ports, and at least a first set of thermally conductive sealed containers that contain a TES media for storing thermal energy. A first set of sealed tubes containing a first TES media are in a first section of the shell, and a second set of sealed tubes containing a different TES media are in a second section of the shell. Electric heating elements are immersed in at least some of the tubes, and may extend only from one end of the tube. In some embodiments more than one heating element is immersed in the TES media and positioned to enhance convective flow. In some embodiments electric heating elements are disposed externally on the sealed tubes. Some tubes are tapered or frustoconical, with heating elements provided in a larger-diameter portion of the tubes.

Abstract: A heat exchanger having a casing defining an encased area and at least one plate heat exchanger arranged in the encased area for indirectly exchanging heat between a first medium and a second medium. The plate heat exchanger can be surrounded by a liquid phase of the first medium. A distribution device or distributor channel is arranged above the plate heat exchanger to introduce the first medium to the encased area. The distribution device has at least one outlet opening oriented downwards through which the liquid first medium is introduced to the encased area. A conducting device is arranged below the distribution device and conducts the liquid first medium exiting the at least one outlet opening.

Abstract: A stiffener for a heat exchanger includes a top plate and at least two legs extending from opposing sides of the top plate. Each of the at least two legs includes a bent portion, an angled portion, and a straight portion. The bent portion attaches the leg to the top plate. The angled portion increases a width of the stiffener from a width of the top plate. The straight portion extends perpendicular to a plane of the top plate.

Abstract: A radiator includes a main body, two connecting members and two taps. The two connecting members are disposed on opposite sides of the main body. Each of the two taps is rotatably connected to one of the two connecting members, such that the two taps are rotatably disposed on opposite sides of the main body.

Abstract: The present invention relates to a compact heat exchange device, applicable to either EGR (Exhaust Gas Recirculation) systems for reducing nitrogen oxide emission, or to WHRS systems (Waste Heat Recovery Systems), both in internal combustion engines. The design of the heat exchanger is characterized by a configuration that incorporates technical solutions intended for compensating for the differential expansions between the tube bundle and the shell, as well as other variables relating to thermal fatigue, where said solutions result in a compact device.

Abstract: A heat exchanger includes exchange tubes formed from an aluminum extrudate and fins made of an aluminum bare material. The wall of each heat exchange tube is composed of a main body portion made of an Al alloy forming the aluminum extrudate, and a covering layer made of an Al—Si—Zn alloy and covering the main body portion. A diffusion layer containing Zn and Si diffused from the Al—Si—Zn alloy is formed in an outer surface layer portion of the main body portion. A low potential portion whose spontaneous potential is the lowest, and a high potential portion whose spontaneous potential is 60 mV or more higher than that of the low potential portion, are present within a range between an outermost surface of the wall and a deepest portion of the diffusion layer such that the low potential portion is located toward the outermost surface of the wall.

Abstract: Bolt carrier groups (BCGs) for weapon systems are provided herein. The BCG includes a carrier assembly, a bolt assembly, and a gas chamber disposed therebetween. The carrier assembly contains a carrier body that includes a shoulder, a piston surface, and an inlet port. The shoulder is disposed within the carrier body and contains a channel and the piston surface is located on the shoulder at least partially encompassing the channel. The inlet port extends through the carrier body and is configured for receiving propellant gas into the carrier body. The bolt assembly is at least partially contained within the carrier assembly and includes a bolt head opposite of a bolt tail where the bolt tail is at least partially protruding into the channel in the shoulder. The gas chamber is disposed between the carrier body, the piston surface, the bolt tail, and two gas seals disposed on the bolt assembly.

Abstract: The present disclosure presents a barrel assembly for a firearm. The barrel assembly includes a barrel having an internal bore and an external surface, and a recoil spring lug affixed to an outside surface of the barrel. The barrel assembly also includes a slide moveably mounted relative to the barrel, and a recoil spring biased on the recoil spring lug and the slide.

Abstract: The weapon magazine cushion is a protective accessory for releasably fastening to a weapon magazine having a magazine base that is directed outward at the lower grip end of the weapon in the installed position and has a substantially planar magazine-base underside to which the weapon magazine cushion is fastened in a self-adhesive manner. It has a blocklike body with a flat abutment side directed toward the magazine-base underside with a rounded end face. The body is formed from an adhesive polyurethane gel material that is elastically deformable under pressure and is enclosed by a non-adhesive and protective skin, apart from on the abutment side.

Abstract: A magazine for a firearm with a bar-shaped housing which has a base form that is rectangular in cross-section and in which a follower is guided, a loading space situated above the follower for accommodating a plurality of cartridges, each of which has a propellant and a projectile, and a spring situated below the follower, which presses the follower upward, where the magazine has a grip element permanently connected to the follower, with which the follower can be displaced downward against the force of the spring, the housing has two openings, opposite to one another, running along the direction of movement of the follower and the grip element has two grip areas situated on opposite sides of the follower, said grip areas being accessible externally so that the grip element can be held with two fingers of one hand, and the grip areas do not protrude beyond the rectangular base form.

Abstract: The semiautomatic firearm comprises: means capable of recovering energy resulting from pressure exerted when firing an ammunition (7) to move a movable assembly (4) against a return spring (10), wherein the firearm comprises a stopper, a latch and a striker cooperating with a hammer (5) controlled by a trigger (6), locking means for locking the movable assembly in a compressed position of the return spring at a rear position of movement of the movable assembly, after each shot, an unlocking assembly (12) that is manually actionable and able to act on the locking means for releasing the movable assembly (4) and allowing the assisted return of said movable assembly (4) in order for reloading.

Abstract: A trigger mechanism for a repeating rifle includes a sear pivotable about a first axis, a detent lever pivotable about a second axis and having an extension with a catch that is engaged with the sear when the mechanism is cocked, and a trigger pivotable about a trigger axis, wherein upon rotational actuation thereof, the trigger acts directly upon the detent lever, without any intervening components, pivoting the detent lever about the second axis in a direction opposite to the trigger rotation, and releasing the sear projection from the detent lever catch. In embodiments, the trigger pull is adjusted by an adjusting spring driven by an adjusting screw that is freely accessible from beneath the trigger mechanism. Embodiments further include a sear return spring between the sear and detent lever, and/or a trigger return spring opposing the adjusting spring that holds the trigger in a defined position without play.

Abstract: A modular suppressor kit includes a modular suppressor and suppressor tool. The modular suppressor includes a barrel attachment portion that has a central passage. The barrel attachment portion is configured to attach to a firearm barrel. The modular suppressor includes a cap portion that has a central passage. The modular suppressor includes a body portion that has an internal baffle structure and an expansion chamber. The body portion is attachable to, and separable from, the barrel attachment portion and the cap portion. The body portion defines a central passage that is alignable with the central passage of the barrel attachment portion and the central passage of the cap portion. The suppressor tool has an engagement feature for engaging with at least one of the barrel attachment portion, cap portion, and body portion.

Abstract: The present invention pertains in general to the suppression of firearm and weapon systems to mitigate audible, visual and temperature profiles when in use. Embodiments of the invention include the use of a baffle system surrounded by a sleeve, further surrounded by an outer housing. The combination of these elements creates a multi-volume device providing increased expansion volume within the device to mitigate firearm signature related to the expansion of gasses exiting the muzzle-end of a firearm.

Abstract: Disclosed herein are suppressors for use with firearms or the like, and methods of making and using such firearm suppressors. Some aspects relate to a firearm suppressor including a helical portion extending helically around a cylindrical body portion, at least a section of the helical portion being canted such that it extends radially outward from the cylindrical body portion at an oblique angle relative to a plane normal to the central longitudinal axis. In some cases, the helical portion is canted distally. In another respect, a firearm suppressor including a helical portion extending radially outward from and helically around a cylindrical body portion having a bore to define a crest and a root, and at least one channel extends from an inner opening along the bore to an outer opening along the root of the helical portion.

Abstract: A firearm adapter that can attach to a rail secured to a firearm barrel and can quickly, accurately, securely, and concentrically attach a suppressor or suppressor extension to the firearm barrel even when the firearm barrel includes a muzzle device, such as a flash hider. The adapter is tool-less and attaches a suppressor or other muzzle device to a variety of rail equipped firearms with different geometries while providing strong securement and proper alignment.

Abstract: A bipod for supporting a projectile weapon is provided. The bipod comprises, for example, a bracket attachable to the projectile weapon, a first leg and a second leg pivotally attached to opposing ends of the bracket respectively, and a base attachable to the projectile weapon and pivotally couplable to the bracket at a joint located between the opposing ends of the bracket, the base having a fiction element at a surface of the base, the friction element frictionally engageable with the bracket so as to provide a friction lock between the base and the bipod retaining the projectile weapon in a desired orientation relative to the bipod.

Abstract: A pistol table stand system includes a pistol; a pistol magazine; a pistol table stand, including a bottom plate, a magazine holder with a cavity that is accessible via an upper opening, and a pistol holder; such that the pistol magazine can be inserted in the magazine holder and the pistol can be positioned on the pistol holder for storage and organization purposes; such as for use at a firing range, for storage, or for display purposes.

Abstract: A pistol table stand system includes a pistol; a pistol table stand, including a bottom plate, and a pistol holder, including a holder protrusion that matches an ejection port of a pistol, and right and left side-flanges; such that the pistol can be positioned on the pistol holder in an inverted position between the right and left side-flanges.

Abstract: A method of using a gun rest comprises attaching a gun rest including two mounting surfaces that form substantially right angles to each other and a notch forming an oblique angle to at least one mounting surface of the gun rest to a frame member.

Abstract: An electrically powered airsoft gun includes a rechargeable battery; an indicator; an air canister; a solenoid valve for opening or closing the air canister; an electronic circuit board electrically connected to the rechargeable battery and including a microswitch and a processor electrically connected to the indicator and the solenoid vale respectively; and a trigger for activating or deactivating the microswitch. Various firing rates or intervals can be set by pulling the trigger a number of times.

Abstract: Disclosed and claimed here is a sling retention device for an object such as a gun worn over a body vest or ballistic vest. The device allows for the user to wear a sling across their body, while preventing the sling from making contact with the user's neck. The device consists of a base, an articulating hook, a spring and an attachment strap. The base is a rigid rectangle that lies flat on the user's shoulder and is attached to the vest by a strap that secures the device. The articulating hook is positioned with the open end facing away from the user's neck, and captures the sling between the hook and the base. When the sling is placed in the device, the device prevents the sling from making contact with the user's neck or head thereby reducing the discomfort to the user. The spring is designed to permit release of the articulating hook and allow rapid removal of the sling from the user's shoulder.

Abstract: A device for a holster of a firearm includes at least one sensor adapted to detect the presence of the firearm in the holster. The device is further configured to communicate with an external device, so that the presence or not of the firearm in the holster can be communicated to the external device. A movement sensor adapted to detect a movement of the holster can also be integrated in the holster.

Abstract: A method and device are provided for launching a payload from water, including a launching tube having inside walls, outside walls, a top and an inlet at the tube bottom, with the tube bottom anchored to the bottom water surface. The tube includes a convergent tubular nozzle or neck that is an inlet to the bottom and an outlet open at the top. A gate valve blocking the inlet is opened by remote control signals; or by an explosive plug blocking the inlet removed by an explosion initiated by remote control. The launching tube loaded with a payload and empty of water is installed in water with the inlet deep below the top positioned above the water surface.

Abstract: Elevation turrets are used in rifles copes to adjust the point of aim of in the vertical direction. In tactical riflescopes used for precise shooting at long distance, the shooter often adjusts the elevation turret via very small movements or ‘clicks’. Each click indicates a fine adjustment step, often ½ MOA or ¼ MOA (Minute of Arc). At night or under stressful field conditions, it is difficult for the shooter to see the click markings or remember whether the turret has been turned once or twice. The present invention discloses an elevation turret that features a moving pin. The pin protrudes from the top of the turret if the turret is turned more than once. This can provide tactile feedback to the shooter and help him re-adjust his point of aim in the dark or when wearing gloves.

Abstract: A system, method, and device for configuring an optical aiming device for ballistic drop compensation (BDC). The optical aiming device can include a housing with a reticle pane defining a reticle display field viewable by a user and indicating a zero point, the housing further including a plurality of axially spaced lenses and defining an optical path therethrough. In various embodiments the system includes a display device configured to project an image generated from a display, a processor, and a non-transitory computer readable storage medium. The computer readable data storage medium can include instructions executable by the processor to receive a first set of ballistics input data indicating a first type of ammunition, determine a BDC pattern including at least two holdover marks corresponding to at least two ranges for the first type of ammunition, and project the BDC pattern onto the reticle display field.

Abstract: A compositionally-graded structure including a body having a first major surface and a second major surface opposed from the first major surface along a thickness axis, the body including a metallic component and a ceramic component, wherein a concentration of the ceramic component in the body is a function of location within the body along the thickness axis, wherein transitions of the concentration of the ceramic component in the body are continuous such that distinct interfaces are not macroscopically established within the body, and wherein the concentration of the ceramic component is at least 95 percent by volume at at least one location within the body along the thickness axis.

Abstract: This invention provides impact detection and vehicle cooperation to achieve particular goals and determine particular threat levels. For example, an impact/penetration sensing device may be provided on a soldier's clothing such that when this clothing is impacted/penetrated (e.g., penetrated to a particular extent) a medical unit (e.g., a doctor or medical chopper) may be autonomously, and immediately, provided with the soldiers location (e.g., via a GPS device on the soldier) and status (e.g., right lung may be punctured by small-arms fire).