Abstract: Methods, systems, and computer program products for interfacing with thermostats for heating, ventilation and air-conditioning (HVAC) systems are provided. Aspects include receiving, by a user device, job data comprising a location of a job. The credentialing data is transmitted, by the user device to a server, wherein the credentialing data comprises the location of the job. Also, responsive to transmitting credentialing data, thermostat setup data comprising HVAC system information is received by the user device. The user device connects to a thermostat and transmits the HVAC system information.

Abstract: A system for monitoring and controlling flow rate of a fluid through a valve, the system including a flow rate sensor configured to measure the flow rate of the fluid through the valve, and a controller in communication with the flow rate sensor. The controller is configured to receive the measured flow rate from the flow rate sensor and determine if the measured flow rate is equal to a predetermined flow rate value. In response to determining equality, the controller is configured to determine a minimum valve position threshold (xmin), and determine a minimum flow rate threshold (ymin) corresponding to xmin. The controller is further configured to calculate a corrected flow rate (?f) using xmin, ymin, and an indication of valve position (v). Additionally, the controller is configured to control a valve operation using the corrected flow rate (?f).

Abstract: An airflow door for a heating, ventilation, and air conditioning (HVAC) system. The airflow door has a first material and a second material. The first material and the second material are temperature responsive materials that change shape at different temperatures such that at a first temperature the first material and the second material are shaped to provide the airflow door with a first configuration, and at a second temperature the first material and the second material are shaped to provide the airflow door with a second configuration that is different from the first configuration.

Abstract: The present invention relates to a boiler with a heating blower, the boiler being able to improve heat exchange efficiency without an additional boiler. According to the present invention, there is provided a heating blower that supplies high-temperature hot wind to a flame guide tube outside a storage tub, so it is possible to improve heat exchange efficiency of the flame guide tube and flue tube without an additional boiler.

Abstract: A water mixing system attached to an existing plumbing system supplying ambient temperature water and providing temperature regulated water to a user. The water mixing system includes an insulated water tank, a heat pump connected to the insulated water tank with a heat rejecting radiator inside the insulated water tank and a heat absorbing radiator outside the insulated water tank, a temperature detector in the insulated water tank, and one outlet of the insulated water tank connected to a first inlet of a first dispensing water tank. Having a second inlet to receive the ambient temperature water from the existing plumbing system and at least one dispensing outlet, the first dispensing water tank provides mixed water of a desirable temperature from heated water from the insulated water tank and the ambient temperature water via control of the valves attached to the first inlet and the second inlet.

Abstract: A water mixing system attached to an existing plumbing system supplying ambient temperature water and providing temperature regulated water to a user. The water mixing system includes an insulated water tank, a heat pump connected to the insulated water tank with a heat rejecting radiator inside the insulated water tank and a heat absorbing radiator outside the insulated water tank, a temperature detector in the insulated water tank, and one outlet of the insulated water tank connected to a first inlet of a first dispensing water tank. Having a second inlet to receive the ambient temperature water from the existing plumbing system and at least one dispensing outlet, the first dispensing water tank provides mixed water of a desirable temperature from heated water from the insulated water tank and the ambient temperature water via control of the valves attached to the first inlet and the second inlet.

Abstract: The purpose of the present invention is to provide a tube assembly for a tubular heat exchanger and a tubular heat exchanger comprising the same, the tube assembly for a tubular heat exchanger being capable of enhancing efficiency in heat exchange between a heat medium and a combustion gas and also preventing high-temperature oxidation and the burn-out of a turbulator caused by the combustion heat of the combustion gas and preventing the deformation or damage of a tube which may occur in an environment with a high water pressure, thereby improving the durability thereof.

Abstract: In an electric water heater having adjustable set point and differential temperatures, upper and lower heating elements, and associated temperature sensors respectively operative to sense upper and lower tank water temperatures, a specially designed control system is provided for controlling the heating elements. The control system is operative to prevent dry firing of the heating elements by measuring temperatures over time with the temperature sensors.

Abstract: An eco-smart panel is described comprising a a solar thermal panel, a phase change material, a metal foil layer, and a structural frame constructed of materials including wood studs, gypsum, or fiberglass-reinforced concrete. The materials may be variously configured to create modular systems for fabricating buildings or structures. Eco-smart panels may be utilized to create buildings or structure with enhanced energy efficiency, increased fire resistance, increased flood resistance, and decreased construction cost and time.

Abstract: A solar energy heating system includes a first parabolic reflector and a second parabolic reflector. The first parabolic reflector reflects sunlight into the second parabolic reflector and the second parabolic reflector reflects substantially all of the sunlight through an opening in the first parabolic reflector. A heat transfer system transfers collected solar heat to one or more of a house, a building, a tent, a swimming pool, a steam generator, a radiant heater, a dwelling, a heat storage unit, a thermal battery, or a thermal electric generator.

Abstract: The disclosure provides a solar tracking system including a first satellite signal receiver, a second satellite signal receiver, at least one solar panel, and a control module. The first satellite signal receiver is disposed on a part of a mobile vehicle. The second satellite signal receiver is disposed on another part of the mobile vehicle. The at least one solar panel is movably disposed on the mobile vehicle. The control module, electrically is connected to the first satellite signal receiver and the second satellite signal receiver to obtain a line of bearing passing through the first and the second satellite signal receivers according to coordinates of the first and the second satellite signal receivers, thereby pointing the solar panel toward the Sun according to the line of bearing and a current position of the Sun. In addition, the disclosure also provides a solar tracking method.

Abstract: A magnetic member for a magnetic refrigerator may include a tubular outer layer and a wall body having magnetocaloric effect. The wall body may extend along an axial direction of the outer layer inside the outer layer and partition an inner space of the outer layer into a plurality of spaces. The wall body may be unitary and define a plurality of passages that extend in the axial direction inside the outer layer.

Abstract: The present invention relates to a feedback device and a method of providing thermal feedback using the same. A method for calibration of an intensity of a thermal feedback of a feedback device may comprise: outputting the thermal feedback in order from a weak intensity to a strong intensity among a plurality of intensities of the thermal feedback; obtaining a first user input; setting an intensity of the thermal feedback outputted at the time of the obtaining the first user input to a lowest intensity of the thermal feedback; obtaining a second user input; setting an intensity of the thermal feedback outputted at the time of the obtaining the second user input to a highest intensity of the thermal feedback; setting at least one intermediate intensity; and outputting the thermal feedback by using the lowest intensity, the highest intensity and the at least one intermediate intensity.

Abstract: A thermodynamic cycle for heat upgrading and power production, combining absorption, adsorption and desorption processes, promises high efficiency for heat pump applications and low temperature renewable energy production. The adsorbent regeneration has been replaced from dissolution and separation of electrolyte crystals from a solution electrolytes, saving the regeneration heat consumption.

Abstract: A refrigerator includes evaporator cases arranged in a freezing chamber and located on a bottom surface of a partition wall, an evaporator installed inside the evaporator cases, and grill covers arranged on a rear side of the evaporator cases and having a blowing fan installed therein. The refrigerator includes a refrigerating chamber discharge passage which extends from the grill covers to a refrigerating chamber and through which at least a portion of cold air passing through the blowing fan flows, and a freezing chamber discharge passage which extends from the grill covers to the freezing chamber and through which the remaining cold air among the cold air passing through the blowing fan passes.

Abstract: A cooling system configured to circulate a coolant under a placing surface of a placing table includes a heat exchange unit within the placing table and configured to perform a heat exchange by the coolant via the placing surface; a chiller unit connected to the heat exchange unit. The heat exchange unit comprises a reservoir chamber configured to store the coolant; and an evaporation chamber configured to evaporate the coolant stored in the reservoir chamber. The reservoir chamber is connected to the chiller unit and communicates with the evaporation chamber. The evaporation chamber is connected to the chiller unit, extended along the placing surface and includes discharge holes. The discharge holes are arranged such that the coolant is discharged toward a heat transfer wall as a placing surface-side inner wall of the evaporation chamber. The discharge holes are dispersed within the placing surface.

Abstract: An air conditioner includes: liquid-side indoor expansion valves corresponding to a liquid side of respective indoor heat exchangers; and gas-side indoor expansion valves corresponding to a gas side of the respective indoor heat exchangers. In a case where both a heating-operation indoor heat exchanger and a heating-stopped indoor heat exchanger are present, the controller of the air conditioner controls the liquid-side indoor expansion valve and the gas-side indoor expansion valve corresponding to the heating-stopped indoor heat exchanger such that an opening degree of the gas-side indoor expansion valve becomes smaller than an opening degree of the liquid-side indoor expansion valve.

Abstract: A method of operating a multiple energy source of a transport refrigeration unit determines if the transport refrigeration unit is at idle. The method may then electrically switch a condenser fan motor from an electrical power source to a battery charging circuit. The condenser fan motor may be back-driven via wind blowing through a condenser fan. Electrical power is thereby generated and applied to charge a battery via a battery charging circuit.

Abstract: A refrigeration appliance includes a fresh food compartment and a freezer compartment. An ice maker with an ice mold is disposed within the fresh food compartment for freezing water into ice pieces. A refrigeration system includes a system evaporator and an ice maker evaporator dedicated to cooling the ice mold. A frame rotatably supports the ice mold within the fresh food compartment between an ice-forming position and an ice-harvesting position. The frame supports the ice maker evaporator at a stationary position that serves as a pivot axis for the ice mold so the ice mold can rotate around the ice maker evaporator between the ice-forming position and the ice-harvesting position, while the ice maker evaporator remains stationary. In one example, a heater is rotatable with the ice mold, and a drip tray is located underneath ice mold and rotatable with the ice mold.

Abstract: A refrigerator contains a storage compartment, a heat exchanger chamber separate from the storage compartment, a heat exchanger which can be operated as an evaporator or as a heating unit, a fan for driving an exchange of air between the storage compartment and the heat exchanger chamber, and a control unit for controlling the operation of the heat exchanger, the fan and the heating unit. The control unit assists a drying operating mode in which the fan operates at the same time as the heating unit.

Abstract: A defrosting control method comprises: initializing a first default parameter TMn and a second default parameter TNn in a preset defrosting interval indicatrix X when a heat pump system runs, wherein the preset defrosting interval indicatrix X=T1/TMn+T2/TNn; executing the defrosting cycle when the preset defrosting interval indicatrix X is greater than or equal to a preset constant value, and terminating the defrosting cycle after a defrosting cycle exit condition is met; obtaining an actual time spent on the defrosting cycle; comparing the actual time spent on the defrosting cycle with an expected defrosting time, and adjusting the first default parameter and the second default parameter when the actual defrosting time deviates from the expected defrosting time.

Abstract: A cooling arrangement for refrigerators that enables better temperature control and maintenance for beverage cans. The cooling arrangement facilitates access to the beverage cans without opening other cold storage chambers of the refrigerator. The cooling arrangement also prevents abrupt movement of the cans that can generate overflow of the liquid content of the beverage cans upon opening.

Abstract: A refrigerator includes a liner and a wall covering assembly to create a false wall within a refrigerator cabinet. The wall covering assembly includes a top wall spaced-apart from a top wall of the liner, and a rear wall spaced-apart from a rear wall of the liner. The rear wall of the wall covering assembly includes a ventilated portion for providing outwardly directed air to the refrigerator cabinet. A duct assembly is disposed between the wall covering assembly and the liner and is configured to deliver air through the ventilated portion of the wall covering assembly and also deliver air in the form of a downwardly directed air curtain at the front portion of the refrigerator cabinet. The air curtain disrupts the outward flow of air from the ventilated portion of the wall covering assembly at the front portion of the refrigerator cabinet.

Abstract: Disclosed is a refrigerator having an improved structure with a display unit. The refrigerator comprises a main body, a storeroom arranged inside the main body with an open front, a door pivotally connected to the main body for opening or closing the open front of the storeroom and a display unit installed on the door. The display unit comprises a display for displaying images, a display glass located on the front of the display to have an area larger than the display and form a touch screen, a display case with a display mounter for the display to be mounted therein, a display unit case fixedly connected to the door and a fixing unit for fixedly connecting the display case to the display unit case by pressing a part of the display case.

Abstract: The invention relates to a grid voltage-operated refrigerating device, in particular an ultra-low-temperature refrigerating device, comprising a refrigerator door (2) which has a closure lever (22) that is pivotally hinged between an open position and a locked position and comprising locking means (24) which are paired with the closure lever, have an electric motor-actuated and/or electromagnetically actuated locking element (26) and lock or release the pivoting of the closure lever depending on a code actuation that can be entered by an operator using a code input unit (20). The locking means and the code input unit are paired with an electronic control unit (14) and grid voltage-independent battery buffering means (13) such that in response to a grid voltage outage, the code actuation and a release for a specified minimum period of time are made possible without a grid voltage supply.

Abstract: According to one aspect of the present disclosure, a natural gas liquefaction system (100) is provided. The system comprises an integrally-geared turbo-compressor (150) with a plurality of compressor stages; a prime mover (160) for driving the compressor; a pre-cooling loop (110), through which a first refrigerant is adapted to circulate, wherein one or more first compressor stages (151) of the plurality of compressor stages are adapted to pressurize the first refrigerant; a cooling loop (130), through which a second refrigerant is adapted to circulate, wherein one or more second compressor stages (155) of the plurality of compressor stages are adapted to pressurize the second refrigerant; a first heat exchanger device (170) for transferring heat from a natural gas and/or from the second refrigerant to the first refrigerant; and a second heat exchanger device (180) for transferring heat from the natural gas to the second refrigerant.

Abstract: Provided is an auxiliary burner for an electric furnace that has high iron scrap heating effect by appropriately and efficiently burning a solid fuel such as coal together with a gas fuel. An auxiliary burner for an electric furnace 100 has a structure in which a solid fuel injection tube 1, a gas fuel injection tube 2, and a combustion-supporting gas injection tube 3 are coaxially arranged in order from the center. The front end of the solid fuel injection tube 1 is located inside the gas fuel injection tube 2 to form, between the front end of the solid fuel injection tube 1 and the front end of the gas fuel injection tube 2, a first space 4 for solid fuel and gas fuel premixing surrounded by the front end portion of the gas fuel injection tube 2.

Abstract: Methods and apparatus to provide closed loop control in a solar cell production system are disclosed. An example solar cell production system includes: a firing furnace comprising a plurality of zones and a belt configured to transport photovoltaic cells through a sequence of the plurality of zones, the zones comprising firing elements configured to fire a metallization layer of photovoltaic cells by heating ambient air in the zones to respective temperatures; a cooling chamber configured to cool the photovoltaic cells; a photovoltaic cell tester configured to measure a property of the photovoltaic cells after cooling of the photovoltaic cells in the cooling chamber; and control circuitry configured to control firing elements based on the property of the photovoltaic cells measured by the photovoltaic cell tester.

Abstract: A heat exchanger includes a plurality of conduits that extend between a first endplate and a second endplate. A first manifold is coupled to the first endplate to couple the first manifold to first ends of the plurality of conduits. An inlet is coupled to the first manifold to direct a first fluid into the first manifold and at least one baffle is disposed within the first manifold to form a first cavity and a second cavity. The at least one baffle of the first manifold is configured to direct the first fluid from the inlet to a first conduit of the plurality of conduits. A second manifold is coupled to the second endplate to couple the second manifold to second ends of the plurality of conduits and at least one baffle is disposed within the second manifold to form a fourth cavity and a fifth cavity.

Abstract: A method of constructing discrete tubular components (10) for a heat exchanger (50) includes providing a tube portion (12) having substantially flat sides (14). Additionally, a metal strip is provided which includes a substrate material (32) and a second material (34) different than the substrate material forming a layer in the strip. The second material (34) is provided on only one side of the metal strip. The strip is configured in repeated folds of peaks and troughs to form fin portions (16). The tube and fin portions are assembled to form an array (37) of multiple bundles of one of the tube portions with the fin portions (16) arranged on the substantially flat sides (14) of the tube portion (12) and the second material (34) of the strip facing the tube portion (12), and one or more spacers (38) disposed between adjacent bundles. The array (37) is heated to bond the second material (34) to the tube portion (12) in the region of the troughs of the fin portions (16).

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 transfer device configured to be independently fixed and densely mounted. The heat transfer device includes: a main body formed of a metallic material and forming a tube sealed to maintain a vacuum therein; and a thermally conductive layer having elasticity and adhered around the main body.

Abstract: A vapor chamber water-filling section sealing structure. The vapor chamber water-filling section sealing structure includes a main body and a capillary structure. The main body has a first plate body and a second plate body, which are correspondingly mated with each other to together define an airtight chamber and a water-filling section. A flange is disposed along an outer periphery of the main body. The water-filling section has a water-filling notch and a water-filling passage. Two ends of the water-filling passage are respectively connected with the flange and the water-filling notch to communicate with the airtight chamber. A portion of the water-filling passage that is connected with the flange is pressed to have a height equal to the height of the flange or lower than the height of the flange. The capillary structure is disposed in the airtight chamber of the main body.

Abstract: A cooling assembly includes walls extending around and defining an enclosed vapor chamber that holds a working fluid. An interior porous wick structure is disposed inside the chamber and lines interior surfaces of the walls. The wick structure includes pores that hold a liquid phase of the working fluid. The cooling assembly also includes an exterior porous wick structure lining exterior surfaces of the walls outside of the vapor chamber. The exterior wick structure includes pores that hold a liquid phase of a cooling fluid outside the vapor chamber. The interior wick structure holds the liquid working fluid until heat from an external heat source vaporizes the working fluid inside the vapor chamber. The exterior wick structure holds the liquid fluid outside the vapor chamber until heat from inside the vapor chamber vaporizes the liquid cooling fluid in the exterior wick structure for transferring heat away from the heat source.

Abstract: A seal assembly includes a leaf assembly and a supplemental leaf assembly. The leaf assembly includes a first leaf having a first base section. The first base section defines a first fastening area for securing the first leaf to a diaphragm of the preheater. The first leaf has a first elongate section extending away from the first base section and terminating at a first distal end thereof. The leaf assembly further includes a second leaf that engages a portion of the first leaf. The second leaf has a second base section. The second base section defines a second fastening area for securing the second leaf to the diaphragm. The second leaf has a second elongate section extending away from the second base section and terminating at a second distal end thereof.

Abstract: A method for calculating ground storage device temperatures for operating a geothermal facility with a circulation system by means of at least one geothermal heat exchanger or an energy pile with inflow and outflow lines leading to the geothermal heat exchanger or energy pile. The underground temperature in the ground storage device and/or the temperatures on the inflow and outflow lines are measured. The method includes the following steps: designing a ground storage device model (2) for converting the measured temperature variations into dynamic energy flows in the ground storage device; designing an energy flow model (3) based on statistically determined models and influencing variables relating to heat and cold; and calculating the future temperature variations (5) in the ground storage device using the energy flow model (3) and the ground storage device model (2).

Abstract: The invention relates to a thermal storage system for storing thermal energy, comprising a solid storage which comprises a plurality of storage blocks with their outer sides arranged relative to one another, wherein the storage blocks comprise at least one continuous opening arranged in the longitudinal direction and/or at least one recess formed in the longitudinal direction at their outer side, and are arranged relative to one another such that at least one channel comprising an inlet opening and an outlet opening spaced apart from the inlet opening is formed by the recess and/or the continuous opening, a heat-carrying medium which is at least in portions in direct contact with the channel, a charging circuit comprising a first supply means connected to the inlet opening of the channel for supplying thermally charged heat-carrying medium and a first draining means connected to the outlet opening and/or a discharge circuit comprising a second draining means connected to the inlet opening of the channel for d

Abstract: In a method for producing a thermal component (1, 1?) a pipe (2, 2?,2?) having a fluid channel (3, 3?, 3?) with an inner profile (4, 4?) is provided, and a swirler (6, 6?) having an outer profile (5, 5?) corresponding to the inner profile (4, 4?) is inserted into the fluid channel (3, 3?, 3?). A thermal component (1, 1?) manufactured in this manner includes a pipe (2, 2?, 2?) having a fluid channel (3, 3?, 3?), and a swirler. The fluid channel (3, 3?, 3?) of the pipe (2, 2?, 2?) includes an inner profile (4, 4?) corresponding to an outer profile (5, 5?) of the swirler (6, 6?), and the swirler is disposed in the fluid channel (3, 3?, 3?).

Abstract: Conditions are found for a heat sink having the highest heat exchange performance on the basis of mutual relationship among thickness of each plate, slit pitch, and horizontal rib, in a laminated heat sink core in which numerous parallel slits are punched in a plate, slender vertical ribs are disposed therebetween and the plate is laminated.

Abstract: A method of passively suppressing noise within a heat exchanger comprises the steps of preselecting a plurality of sound wave travel distances formed between a plurality of surfaces within the heat exchanger to cause destructive interference of a preselected set of sound waves as the sound waves travel the preselected sound wave travel distances and assembling the heat exchanger to have the preselected plurality of sound wave travel distances formed between the plurality of surfaces formed within the heat exchanger.

Abstract: The heat exchanger has tubes and a header tank that is located at an end of the tubes in a longitudinal direction and communicates with the tubes. The header tank has a core plate that connects to the tubes and a tank body that is fixed to the core plate. The core plate has a tube connection surface, a sealing surface, and an inclined surface that connects the tube connection surface and the sealing surface with each other. A distance between the tube connection surface and an end surface of the tubes in the longitudinal direction is different from a distance between the sealing surface and the end surface in the longitudinal direction by disposing the inclined surface to incline with respect to the longitudinal direction. The tubes connect to the tube connection surface and the inclined surface in a condition of being inserted to the tube connection surface and the inclined surface.

Abstract: A thermal interface is provided. The thermal interface includes a shape memory material and a thermally-conductive material. The thermal interface is configured to be formed as a compressed thermal interface and as an expanded thermal interface. The compressed thermal interface is configured to partially fill a thermal gap between a first component and a second component. The expanded thermal interface is configured to substantially fill the thermal gap between the first and second components.

Abstract: A vapor chamber with a support structure and its manufacturing method are provided. The vapor chamber with the support structure includes a first plate, a second plate spaced apart from the first plate, and multiple support elements fixed between the first and second plates. On an outer surface of any of the first plate or the second plate, laser welding is performed on positions corresponding to the support elements so as to join the support elements to the first and second plates and to form weld ports on the outer surface of any of the plates. The invention solves the problem of fixing the support structure inside the thin vapor chamber, and therefore mass production can be realized.

Abstract: In the cooling device, an annular seal member (38) for preventing the leakage of the cooling medium from a space between the centrifugal pump (6) and the tank chamber (11) is disposed between the bottom portion (23d) of the case body (23) of the centrifugal pump (6) formed in a bottomed cylindrical shape which has a cylindrical portion (23c) and a bottom portion (23d) and the tank chamber (11) of the radiator (4). Further, in the cooling device, an inner peripheral surface (23r) of the cylindrical portion (23c) connected to a surface of the bottom portion (23d) on a side in an X2 direction overlaps the seal member (38) when seen in an axial direction of a rotation center shaft (30) of a motor (15).

Abstract: The present disclosure is related to a heat dissipation plate and manufacturing method thereof. The heat dissipation plate includes a substrate, a ceramic powder layer and a graphene layer, and the substrate has a heat absorbing surface and a heat dissipation surface. The ceramic powder layer is stacked on the heat dissipation surface. The ceramic powder layer is formed of photothermal conversable ceramic powder and has a thickness smaller than 100 ?m. The graphene layer is stacked between the heat dissipation surface and the ceramic layer or disposed on the heat absorbing surface. The ceramic powder layer is photothermal conversable, and heat can be rapidly and uniformly distributed throughout the entire heat dissipation surface via the graphene layer. Thereby, heat radiation efficiency of the ceramic powder layer is increased, and heat dissipation efficiency of the heat dissipation plate of the present disclosure is higher than conventional heat dissipation plates.

Abstract: A process of eliminating friction and increasing structural hardness and durability and increasing longevity in the fabrication of metallic structures including at least one mechanical machining device with at least one cutting device, at least one element of material stock, and a reactionary lubricant, the process having the steps of placing the material stock on the working surface of a mechanical machining device, initiating the machining device wherein a cutting device will spin and be used to shape a firearm component, adding the reactionary lubricant to both the spinning drill bit engaged in shaping the firearm component and the firearm component's surface, and by an in situ chemical formation process the firearm component will obtain a layer of graphene formed through the friction, heat, and pressure bearing on spinning drill bit and firearm component surface, reducing the asperities in the material of the firearm component as the component is machined.

Abstract: Methods and systems are provided for a firearms suppressor that comprises a self-cleaning function. In one example the firearms suppressor may include a diffusor circumferentially surrounded by a blast chamber and a scrolled sleeve enclosing the inner core of the firearms suppressor. The combination of the said elements may mitigate accumulation of debris within a projectile path of the firearms suppressor and enable extended operation of the firearms suppressor before cleaning is desired.

Abstract: The invention relates to a silencer device for a firearm, in particular for a rifle or another long or short firearm, and to a silencing method, said device comprising: a flap mechanism (10) comprising at least one closing flap (10) mounted transversely to the axis on the barrel (42) of the firearm in order to temporarily seal the barrel after ammunition has passed through and to prevent the passage of the combustion gases and the sound wave towards the mouth of the barrel when a shot is fired; and an actuating unit (31,34,35) comprising a mobile part (31) arranged axially on the barrel of the firearm in order to move a control mechanism (6), where the mobile part (31) axially comprises an inner borehole for allowing ammunition to pass through, the control mechanism (6) includes at least one amplitude lever arm (8) pivotably mounted on a pivot (7) attached to the barrel, and each amplitude lever arm (8) is respectively coupled to a closing flap (10), the mobile actuating unit (31,34,35) cooperating with the c

Abstract: Provided herein are fluid jet enhancement adapters for use with a propellant driven disrupter. The adapter may comprise: a first end operably connected to a muzzle end of a propellant driven disrupter barrel and a second end, wherein a longitudinal region extends between the first end and the second end. The longitudinal region has: a longitudinal region inner surface that defines a longitudinal region lumen; a longitudinal region outer surface opposably facing the longitudinal region inner surface, with a longitudinal region wall having a wall thickness that separates the longitudinal region inner surface from the longitudinal region outer surface. The longitudinal region lumen has a first end inner diameter that is substantially equivalent to a muzzle inner diameter. The longitudinal region wall forms a continuous surface that radially isolates the longitudinal region lumen from a surrounding environment.

Abstract: The invention relates to a device for projecting a projectile B using a compressed air, in particular provided to be built into a replica weapon, associated with a source of electrical energy. The device comprises a sheath (10) which receives an electromagnetic means (12) for moving a movable piston (34) within the sheath (10) between a thrust nose (14) sealing a front (10-1) of the sheath provided with a projection tube, and a breech (18) sealing a rear (10-2) of the sheath. The invention also relates to a method for controlling the device.