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| Number | Title | Issue Date |
| 8171987 | Minichannel heat exchanger header insert for distribution An inlet header of a microchannel heat exchanger is provided with a first insert disposed within the inlet header and extending substantially the length thereof, and having a plurality of openings for the flow of refrigerant into the internal confines of the inlet h... | 05/08/2012 |
| 8002024 | Heat exchanger with inlet having a guide A heat exchanger 1 comprises a heat exchange core 4 composed of heat exchange tubes 12 in groups 13 in the form of two rows arranged in parallel in the direction of flow of air through the exchanger, a refrigerant inlet header 5 di... | 08/23/2011 |
| 7971636 | Heat exchanger with drain grooves A heat exchanger for use as an evaporator includes a heat exchange core having a plurality of heat exchange tubes arranged in a left-right direction at a spacing, and a refrigerant turn tank as a lower tank disposed toward a lower end of the heat exchange core. The ... | 07/05/2011 |
| 7967060 | Evaporating heat exchanger An evaporating heat exchanger (12) comprises a multitude of parallel channels (40) extending between vertical header pipes (30,32) and forming flow passages (44) from the inlet chamber (34) and to the outlet chamber (36). A ... | 06/28/2011 |
| 7967061 | Mini-channel heat exchanger header A heat exchanger includes a plurality of multi-channel heat exchange tubes extending between spaced inlet and outlet headers. Each heat exchange tube has a plurality of flow channels defining discrete flow paths extending longitudinally in parallel relationship from... | 06/28/2011 |
| 7931073 | Heat exchanger with fluid expansion in header A heat exchanger includes a first header and a second header and a plurality of heat exchange tubes extending therebetween. Each heat exchange tube has an inlet end opening to one of the headers and an outlet opening to the other header. Each heat exchange tube has ... | 04/26/2011 |
| 7926558 | Cooler device A cooler device comprising a cooling portion with at least one tubular element which has an internal flow duct for guiding a first medium between a first and a second tank. A second cooling medium in contact with an outside surface of the tubular element cools the f... | 04/19/2011 |
| 7896066 | Heat exchanger A heat exchanger includes a heat exchanger core section, a refrigerant inlet header section, a refrigerant outlet header section, a refrigerant inflow intermediate header section and a refrigerant outflow intermediate header section. A flow-dividing control wall hav... | 03/01/2011 |
| 7896065 | Charge-air cooler for motor vehicles The invention relates to a heat exchanger for motor vehicles, especially for utility vehicles. The heat exchanger can include a heat exchanger unit that includes tubes having tube ends and ribs disposed between the tubes, and collecting tanks disposed on both ends a... | 03/01/2011 |
| 7886812 | Heat exchanger having a tank partition wall A heat exchanger comprising a heat exchange core composed of tube groups in the form of rows arranged in the direction of flow of air through the exchanger, each of the tube groups including a plurality of heat exchange tubes arranged at a spacing. A refrigerant inl... | 02/15/2011 |
| 7841393 | Heat exchanger A heat exchanger has tubes, an inlet tank and an outlet tank. The inlet tank and the outlet tank are coupled to ends of the tubes. The inlet tank and the outlet tank have an inlet port and an outlet port, respectively, on ends thereof. The heat exchanger further has... | 11/30/2010 |
| 7819177 | Heat exchanger assembly A heat exchanger assembly includes a first single-piece manifold and a second single-piece manifold spaced from and parallel to the first single-piece manifold. Each of the first and second single-piece manifolds has a tubular wall defining a flow path. A plurality ... | 10/26/2010 |
| 7806171 | Parallel flow evaporator with spiral inlet manifold In a parallel flow heat exchanger having an inlet manifold connected to an outlet manifold by a plurality of parallel channels, a spirally shaped insert is disposed within the refrigerant flow path in the inlet manifold such that a swirling motion is imparted to the... | 10/05/2010 |
| 7784529 | Heat exchanger An evaporator includes a refrigerant inlet header section having a refrigerant inlet at a first end portion thereof and plural heat exchange tubes disposed at predetermined intervals in the longitudinal direction of the refrigerant inlet header section and connected... | 08/31/2010 |
| 7757753 | Multichannel heat exchanger with dissimilar multichannel tubes Heating, ventilation, air conditioning, and refrigeration (HVAC&R) systems and heat exchangers are provided which include dissimilar internal configurations. The heat exchangers include multiple sets of multichannel tubes in fluid communication with each other. One ... | 07/20/2010 |
| 7721796 | Heat exchanger for multiple cooling loops A heat exchanger, including first and second collecting tanks with an inlet, an outlet, and an opening through a wall of the first tank. At least one row of tubes extends between the collecting tanks, and the tubes and tanks carry a first medium and a second medium ... | 05/25/2010 |
| 7669646 | Heat exchanger with header and flow guide A plate heat exchanger includes a heat exchanger block having a plurality of heat exchange passages. On the heat exchanger block, a header is mounted that extends over at least one part of one side of the heat exchanger block and establishes a flow connection betwee... | 03/02/2010 |
| 7650934 | Heat exchanger The invention relates to a heat exchanger, particularly a radiator for a heating or air conditioning unit in motor vehicles, which cools a coolant. Said heat exchanger (1) is penetrated by air, comprises collector pipes (S1, S2, S2, S4... | 01/26/2010 |
| 7637314 | Heat exchanger The present invention relates to a heat exchanger for carbon dioxide, in which a tank having a number of domes is coupled with a header and a connection member having a connection flow channel is interposed between the header and the tank, thereby easily changing a ... | 12/29/2009 |
| 7597137 | Heat exchanger system A heat exchanger system is described and which includes a metal tubular heat exchanger; a fluid distributor conduit fabricated from a metal dissimilar to that of the heat exchanger, and wherein the fluid distributor conduit is connected in fluid flowing relation rel... | 10/06/2009 |
| 7571761 | Heat exchanger A refrigerant evaporator includes an upstream tank portion for distributing refrigerant into all laminated tubes of a core portion. The upstream tank portion includes a first distribution passage for distributing the refrigerant into the tubes in a direction paralle... | 08/11/2009 |
| 7562697 | Heat exchanger with perforated plate in header A heat exchanger includes an inlet header, an outlet header and a plurality of flat, multi-channel heat exchange tubes extending therebetween. A longitudinally extending member divides the interior of the header into a first chamber on one side thereof for receiving... | 07/21/2009 |
| 7527089 | Heat exchanger with multiple stage fluid expansion in header A heat exchanger includes a plurality of flat, multi-channel heat exchange tubes extending between spaced headers. Each heat exchange tube has an inlet end in fluid flow communication with one of the headers and an outlet opening to the other header. Each heat excha... | 05/05/2009 |
| 7523782 | Heat exchanger having a double baffle There is disclosed a heat exchanger for transferring heat between at least two fluids and a method for forming the heat exchanger. The heat exchanger preferably includes one or more end tanks, one or more inlets and outlets, one or more tubes, one or more fins, and ... | 04/28/2009 |
| 7493942 | Heat exchanger Apparatus and method for cooling heated fluids, such as exhaust gases, flowing through a heat exchanger comprising one or more exhaust plenums and one or more coolant plenums, and providing increased coolant velocity in that portion of the coolant plenums contacting... | 02/24/2009 |
| 7490661 | Heat exchanger A heat exchanger is provided with a header tank having therein a circulation portion in which fluid flows, and multiple tubes which are stacked in a longitudinal direction of the header tank. The circulation portion is communicated with interiors of the tubes, and p... | 02/17/2009 |
| 7484555 | Heat exchanger assembly A heat exchanger assembly includes a first and second manifold. Each of the manifolds includes a tubular wall and a pair of manifold ends spaced from each other defining a flow path. A plurality of flow tubes extend between the manifolds and are in fluid communicati... | 02/03/2009 |
| 7448440 | Heat exchanger An upper header tank of an evaporator is formed by three plates. The outside plate has an inflow-side refrigerant-passage outwardly bulging portion whose one end portion communicates with a refrigerant inlet. The inside plate has tube insertion holes. The intermedia... | 11/11/2008 |
| 7418999 | Heat exchanger A heat exchanger for a supercritical refrigerating cycle, comprising tubes 510 and tanks 520 which have plural hollow portions 520a and slots 521a for insertion of the ends of the tubes formed, wherein a sectional outline of... | 09/02/2008 |
| 7413003 | Plate for heat exchanger The present invention relates to a plate for a heat exchanger, which has beads of refrigerant distributing sections formed asymmetrically and streamlined beads arranged in the same number on flow channels in the form of a zigzag so that refrigerant flowing inside a ... | 08/19/2008 |
| 7413005 | Heat exchanger, especially charge air cooler for motor vehicles The invention relates to a heat exchanger, especially a charge air cooler (5) for motor vehicles. Said heat exchanger comprises a heat exchange block which is constituted of flat tubes (6) having flat tube ends and ribs (7) and tube bottoms (... | 08/19/2008 |
| 7398819 | Minichannel heat exchanger with restrictive inserts A comb-like insert having a body and plurality of tapered fingers is installed with its fingers disposed within respective minichannels. The fingers and their respective minichannels are so sized as to restrict the channels and frictionally hold the insert in place ... | 07/15/2008 |
| 7398820 | Evaporator An evaporator includes a first heat exchanger and a second heat exchanger. The first heat exchanger includes a first path in which coolant flows downwardly, a second path in which the coolant from the first path flows upwardly, and a third path in which the coolant ... | 07/15/2008 |
| 7367388 | Evaporator for carbon dioxide air-conditioner A core includes heat-exchange tubes and radiation fins are alternately stacked on each other. The heat-exchange tubes define refrigerant passages. A header tank is connected to the heat-exchange tubes. A partition separates the header tank into first and second head... | 05/06/2008 |
| 7367203 | Refrigerant evaporator A refrigerant evaporator includes a tank constituted by a tank portion and a header plate. The tank portion includes refrigerant collecting portions for guiding the refrigerant passed through a first path to the ends of the tank in the right-and-left direction and r... | 05/06/2008 |
| 7360584 | Thermal relief mechanism for combination-type heat exchangers A multi-fluid heat exchanger and a method of making the same are provided wherein a cut portion is provided in an elongated header of the heat exchanger at a location between a pair of baffles in the elongated header and first and second cores of the heat exchanger.... | 04/22/2008 |
| 7343966 | Stamped manifold for a heat exchanger and method for making same A stamped manifold for a heat exchanger includes a central portion having a plurality of mating tubular members for connection to tubes of a heat exchanger. The manifold includes a plurality of folds disposed between the mating tubular members to form a pair of chan... | 03/18/2008 |
| 7337832 | Heat exchanger An improved heat exchanger for an automotive vehicle is disclosed. The heat exchanger typically includes at least one end tank; and a plurality of spaced apart extruded metal tubes with fins between the spaced tubes. The heat exchanger may be single or multi-fluid. ... | 03/04/2008 |
| 7331195 | Refrigerant distribution device and method A refrigerant distribution device 10 situated in an inlet header 12 of a multiple tube heat exchanger 14 of a refrigeration system 20. The device 10 includes an inlet passage 32 that is in communication with an expansion dev... | 02/19/2008 |
| 7331382 | Heat exchanger and a method of manufacturing a heat exchanger manifold The present invention relates to a heat exchanger having a cooling core consisting of a plurality of parallel, heat exchanging tubes and two manifolds provided with slots, where the ends of heat exchanging tubes are inserted in fluid connection with each manifold an... | 02/19/2008 |
