Abstract: An air terminal for a heating or air conditioning system including a housing, a fresh air inlet in the housing to supply a fresh airflow to the air terminal, an outlet diffuser at the housing to allow airflow from the air terminal into a conditioned space, an inlet diffuser located at the housing to allow return airflow from the conditioned space into the air terminal, a coil located in the housing to condition the fresh airflow and/or the return airflow prior to the fresh airflow and/or the return airflow flowing into the conditioned space. A fan is located in the housing to urge return airflow through the inlet diffuser and across the coil. The fan and the inlet diffuser are located at a first side of the coil and the outlet diffuser and the fresh air inlet are located at a second side of the coil opposite the first side.

Abstract: A remotely controlled air vent register which allows the direction of airflow to be changed with a rotating assembly driven by a first motor mounted to a duct-side face of the mounting plate and which allows the amount of airflow to be changed with louvers operated by a second motor mounted to a duct-side face of the mounting plate, both of said motors being controlled by a processor with a receiver to receive an activation signal transmitted from a location apart from the vent register.

Abstract: Disclosed herein is a once-through evaporator comprising an inlet manifold; one or more inlet headers in fluid communication with the inlet manifold; one or more tube stacks, where each tube stack comprises one or more inclined evaporator tubes; the one or more tube stacks being in fluid communication with the one or more inlet headers; where the inclined tubes are inclined at an angle of less than 90 degrees or greater than 90 degrees to a vertical; one or more outlet headers in fluid communication with one or more tube stacks; and an outlet manifold in fluid communication with the one or more outlet headers; and a baffle system comprising a plurality of baffles; the baffle system being disposed adjacent to a tube stack so that the baffle system contacts a tube.

Abstract: This disclosure relates to a cooler for an aircraft cooling system. The cooler includes a matrix body in which a plurality of coolant channels are designed and extend from a first surface of the matrix body to a second surface of the matrix body, allowing a coolant to flow through the matrix body. The matrix body of the cooler is designed to form a section of the outer skin of the aircraft.

Abstract: A heat exchanger door system includes a heat exchanger and a first rotatable member, proximate to the heat exchanger, that rotates about an axis of rotation. The system includes a first door member rolled around the rotatable member and movable from a rolled position to an unrolled position in which the first door member covers more of the heat exchanger than when the door member is in the rolled position.

Abstract: A heat dissipation assembly for dissipating heat from a first heat source and a second heat source includes a heat sink, a fan, a supporting member, and a deflecting panel. The heat sink includes a base and a plurality of heat dissipation fins disposed on the base. The base is in contact with the first heat source for thermally conducting the heat generated by the first heat source. The fan and the supporting member are attached at opposite sides of the heat dissipation fins. The supporting member is a pivotable rod. The deflecting plate is attached to the pivotable rod and is pivotable relative to the heat dissipation fins. The deflecting plate is capable of deflecting airflow from the fan towards the second heat source to dissipate heat generated by the second heat source.

Abstract: A double-acting device for generating a synthetic jet is provided. The double-acting device includes a chamber having a cavity for a working fluid, a separating element for dividing the chamber into at least two sub-chambers, a control system connected to the chamber for controlling the separating element to act reciprocatingly, an input system connected to the chamber for inputting the working fluid to the chamber therethrough and an output system connected to the chamber for outputting the working fluid from the chamber therethrough. When the working fluid is pushed and pulled by a reciprocating action of the separating element, a train of vortices would be puffed and a non-zero-net-mass-flux fluid is generated through a designed structure and a defined arrangement of the input system and the output system.

Abstract: An apparatus for efficiently distributing warm air generated by a steam radiator which comprises a booster fan assembly positioned adjacent to the steam radiator. A mechanism is coupled to the booster fan assembly for circulating the warm air away from the steam radiator and out into a room.

Abstract: A debris catching device for downhole milling features modular debris receptacles that are held in the housing in a manner that facilitates stacking and a generally undulating flow path to facilitate dropping of the debris into the receptacles as the remaining fluid travels up the tool for ultimate screening before the fluid exits the tool to flow up to the surface or in a reverse circulation pattern back to the mill below the debris catcher. The modules can also be aligned with flapper valves at the top of each module to prevent debris in the tool from falling to the mill if circulation is turned off. The mill is configured to have an off-center return path preferably as large as the passage through the mill body to aid circulation and cutting performance.

Abstract: A monolithic air conditioner includes a cabinet, an outdoor heat exchanger mounted on a rear-inner portion of the cabinet and spaced away from a sidewall of the cabinet, a guide member attached on a rear surface of the outdoor heat exchanger, and a fan assembly disposed in the cabinet to introduce the outdoor air. The guide member has an air exhausting guide unit and an air introduction guide unit extending from the air exhausting guide section.

Abstract: A heat dissipating device includes a heat sink, and an adjusting member. The heat sink includes a base, and a plurality of fins formed on a top surface of the base. The adjusting member includes a mounting portion mounted to a side surface facing an airflow-generating source of the base, a first air-blocking portion connected to an upper portion of the mounting part, and a second air-blocking portion connected to a lower portion of the mounting part. Positions of the first air-blocking portion and the second air-blocking portion relative to the base are adjustable for adjusting distribution of an airflow on top and bottom sides of the base when the airflow flows through the heat dissipating device.

Abstract: A double-acting device for generating a synthetic jet is provided. The double-acting device includes a chamber having a cavity for a working fluid, a separating element for dividing the chamber into at least two sub-chambers, a control system connected to the chamber for controlling the separating element to act reciprocatingly, an input system connected to the chamber for inputting the working fluid to the chamber therethrough and an output system connected to the chamber for outputting the working fluid from the chamber therethrough. When the working fluid is pushed and pulled by a reciprocating action of the separating element, a train of vortices would be puffed and a non-zero-net-mass-flux fluid is generated through a designed structure and a defined arrangement of the input system and the output system.

Abstract: Heat exchangers, constructed in accordance with principles of this invention, comprise a plurality of first passages, for transporting a first fluid or gas therethrough, and one or more second passages for transporting a second fluid or gas therethrough. The second passages are positioned adjacent to the first passages to permit a desired transfer of thermal energy from the first passages to the second passages. At least one manifold is placed in communication with one of the first or second passages. The manifold includes an opening disposed therethrough for receiving or dispensing the first or second fluid or gas to or from the first or second passages. The heat exchanger includes a flow director disposed therein for diverting or distributing the flow of first or second fluid or gas in a manner different from a natural fluid or gas flow within the heat exchanger.

Abstract: To facilitate mounting of an oil cooler and a cooling fan. An oil cooler which is a cooler and a cooling fan are accommodated in the same case to form a cooling unit. This case is divided into a lid on the front half portion side and a fan cover on the rear half portion side, and the oil cooler is accommodated in the lid while the cooling fan is accommodated in the fan cover. The two members are put together from the front and the rear and are integrated with each other by means of fastening screws. Suspending projections project on the left and right of an upper face of the lid, and are attached to upper pipes, which are part of a vehicle body frame, through suspending brackets. Further, the oil cooler is accommodated in the lid in a state wherein damper rubber members are applied to four corners thereof. Consequently, the damper rubber members function as a rubber mounting structure in a non-coupled state wherein they are merely interposed between a joint recess and the oil cooler.

Abstract: A blower for an air conditioner in the present invention mainly includes at least one faceplate, a cold-air blower, and an evaporator. Each of the faceplates has a wind outlet. The evaporator is installed to an upper floor construction. The cold-air blower having a case, a motor and at least one blower unit is capable of being disposed on the at least one faceplate and connected with the evaporator with wind holes of the case corresponding in location to the wind outlet of the at least one faceplate. With a combination of the above-mentioned components, cold air that is circulated by the evaporator can be blown directly and powerfully from the cold-air blower out of the wind outlet of the at least one faceplate so as to achieve a prompt blowing function and an optimum cold-room effect.

Abstract: The invention concerns a supply air terminal device (10) including a supply chamber (11) for the supply air and in the supply chamber (11) nozzles (12a1, 12a2 . . . ; 12b1, 12b2 . . . ), through which the supply airflow (L1) is conducted into a side chamber (B1) of the supply air terminal device, which side chamber is a structure open at the top part and at the bottom part. The supply air terminal device (10) includes a heat exchanger (14), which can be used either to cool or to heat the circulated airflow (L2). In the device solution, fresh supply air, which is conducted through the nozzles to the side chamber (B1), induces the circulated airflow (L2) to flow through the heat exchanger (14). The combined airflow (L1+L2) of supply airflow (L1) and circulated airflow (L2) is conducted out of the supply air terminal device (10). The supply air terminal device includes an induction ratio control device (15), which is used to control how much circulated airflow (L2) joins the supply airflow (L1).

Abstract: A screening device for a heat exchanger which is arranged in an air duct of a vehicle and the air exit area of which is covered partially by an air duct cross-section tapered downstream of the heat exchanger and partially by an air duct wall subjected to dynamic pressure. The screening device consists exclusively of a flap-type blind, the screening area of which extends only over the partial area of the heat exchanger lying opposite the tapered cross-section of the air duct and by the lateral terminating flap of which an overflow channel between the duct wall and the flap-type blind is also screened off.

Abstract: An electric fan heater includes a stationary housing and a louver blade assembly having a plurality of oscillating louver blades located forwardly in the housing for providing multidirectional hot air flow from the heater. The heater also includes a drive system for the louver blade assembly with the drive system comprising lightweight plastic drive gears and a small rubber drive belt located rearwardly in the housing as well as a lightweight plastic connecting shaft extending forwardly from the drive gears to the louver blade assembly. The electric heating element for providing hot air from the heater is positioned between the louver blade assembly and the plastic drive gears. The gears and connecting shaft are located in the housing laterally outwardly from the heating element to avoid direct exposure to the heat therefrom.

Abstract: A fan heating includes a stationary housing and a louvre blade assembly having at least one oscillating louvre blade located forwardly in the housing for providing multidirectional hot air flow from the heater. The heater further includes a drive system for the louvre blade assembly with the drive system itself including lightweight plastic drive gears located rearrwardly in the housing and a lightweight plastic connecting shaft extending forwardly from the drive gears to the louvre blade assembly. Positioned between the louvre blade assembly and the drive gears are an electric heating element for providing the hot air and a fan blade for circulating the hot air which is operated from a motor also operating the drive gears through a rubber drive belt. The drive gears and belt are located in said housing laterally outwardly away from the heating element.

Abstract: This invention relates in general to an industrial heat exchanger package unit for transferring heat energy between cool intake air flowing into an industrial process, and hot exhaust air flowing out of an industrial process. Each package units specifically includes, integral finned heat pipe heat exchangers, face and bypass damper assemblies, tilted base frames, bypass ducts, supply inlet filter assemblies, and supply inlet louver assemblies which are arranged in such a manner as to provide a percentage of total volume control over the amount of supply or exhaust air introduced into the heat exchange chambers.

Abstract: A cover and method for controlling heat transfer from a room heating unit are disclosed. The cover includes a shell having a cross section adapted to be placed over and enclose a heating unit to limit or preclude heat flow. The cover can also include thermal insulation for limiting radiative and conductive heat flow. In a preferred arrangement, the shell is formed of a readily shearable sheet metal to facilitate installation by a homeowner.

Abstract: A stack-type heat exchanger having a complementary fan section in attached communication with a heat exchanger tube section, the fan section forcing incoming air through heat exchanger tubes having a damper plate at or adjacent their output ends to generate a positive air pressure in the tubes at a value above and in excess of the pressure of vented stack gases passing through the heat exchanger tube section chamber from and to lower and upper portions of said stack.