Class / Patent application number | Description | Number of patent applications / Date published |
165152000 | Deformed sheet forms passages between side-by-side tube means | 33 |
20080245514 | Charge Air Intercooler - The invention relates to a charge air intercooler ( | 10-09-2008 |
20080264616 | Novel Heat Exchanger Corrugations and Applications Thereof - The invention relates to a strip of corrugations ( | 10-30-2008 |
20090000776 | HEAT EXCHANGER FIN WITH RIBBED HEM - A serpentine fin for assembly between tubes in a heat exchanger core, and a method of making same from a metal strip. The strip edges have a hem comprising a double thickness of the strip material extending inward from the edge. The metal strip has folds extending across the strip width such that the strip forms a serpentine shape, with the folds being adapted to contact the tubes in the heat exchanger core. Multiple rows of split louvers are disposed between adjacent folds. Each row of split louvers comprises louvers having openings extending in the direction of the strip length and formed in a pair of adjacent, spaced louver banks. Ribs are disposed parallel to the louver openings adjacent the strip edges and in at least one center portion of the strip between the strip edges, and extend across the pair of louver banks. | 01-01-2009 |
20090065183 | Flat heat transfer tube - A flat heat transfer tube has upper and lower walls and fluid channels. Two to five inner fins are formed on each of two surfaces of the flat walls facing each fluid channel. The tube height is 1.8 mm or less; the tube width is 20 mm or less; the fluid channel height is 1.0 mm or less; the fluid channel width w | 03-12-2009 |
20090139699 | Annular intercooler having curved fins - An air-to-fluid intercooler is disclosed. The air-to-fluid intercooler may include a core assembly including an outer circumference and an inner circumference, at least one annular tube body configured to direct flow of a cooling fluid within the core assembly, and at least one curved fin coupled to an exterior surface of the at least one annular tube body and configured to direct a flow of charge air through the core assembly. | 06-04-2009 |
20090173479 | Louvered air center for compact heat exchanger - A louvered fin of a heat exchanger assembly includes a louvered portion having a plurality of first louvers each extending along a first louver centerline as well as a plurality of second louvers each extending along a second louver centerline. Each set of louver centerlines are parallel to one another and disposed side by side along a respective axis extending transversely to the centerlines. The first louvers are disposed at a first angle and the second louvers are disposed at a second angle relative to the respective axes. The two axes extend parallel to one another and are spaced from one another in a length direction transverse to the centerlines and the axes. | 07-09-2009 |
20090173480 | Louvered air center with vortex generating extensions for compact heat exchanger - A heat exchanger assembly includes an upper and lower manifold. A plurality of tubes have flat sides and extend between the upper and lower manifold. A plurality of fins extend back and forth between and along the flat sides of adjacent ones of the tubes forming a continuous serpentine path. Each of the fins include a plurality of legs that extend between the adjacent ones of the tubes. A plurality of end portions extend along the tube sides so that adjacent legs are connected by one of the end portions to defme a tube space between said adjacent legs. Each of the tubes include a plurality of spaced protrusions extending outwardly from both of the flat sides of said tubes into the tube space between the legs. A plurality of spaced projections extend inwardly from said end portions of said fins between said legs for interrupting air flow. | 07-09-2009 |
20090183859 | Tube for heat exchanger - A tube for a heat exchanger includes a first and a second plate portions disposed opposite each other. At least the first plate portion includes a base plate portion bonded to the second plate portion by brazing and multiple protruding portions, which protrude from the base plate portion toward an opposite side from the second plate portion, having a first and a second protruding portions. A protruding dimension of the first protruding portion is larger than that of the second protruding portion. The base plate portion and the protruding portions extend straightly in a tube longitudinal direction. The second plate portion and the protruding portions have a clearance therebetween defining an internal fluid passage. The second protruding portion and the base plate portion are configured to define an external fluid passage extending in a tube width direction. | 07-23-2009 |
20090250199 | HIGH PERFORMANCE LOUVERED FIN FOR HEAT EXCHANGER - A high performance louvered fin for a heat exchanger is disclosed, wherein adjacent entrance louvers have increased widths and adjacent exit louvers have decreased widths in order to optimize thermal efficiency. | 10-08-2009 |
20090294110 | Spaced plate heat exchanger - A brazed aluminum counter-flow heat exchanger particularly suited for use in Ocean Thermal Energy Conversion is produced by assembling and welding subassemblies of corrugated fins that were previously vacuumed brazed in a stacked group. After the brazing operation, the stacked group of subassemblies are later separated and rearranged to create a subsequent stack of alternating layers of corrugated layers and layers having wide open saltwater passageways. To complete the unit, a friction stir welding process provides final exterior weld seams that penetrate to the internal saltwater passageways in the heat exchanger. The full weld penetration eliminates corrosion-conducive crevices at the welded joints, thus making the aluminum heat exchanger suitable for saltwater use. | 12-03-2009 |
20090314479 | HEAT EXCHANGER AND A METHOD OF MANUFACTURING A HEAT EXCHANGER - A heat exchanger ( | 12-24-2009 |
20100059215 | PLATE TYPE OIL COOLER - An oil cooler for use in a motor vehicle radiator tank is made of a plurality of plate assemblies, each comprising a pair of plate shells. Each plate shell has opposite upstanding walls, and the plate shells are nested so that the upstanding walls are in contact and sealed along their peripheries. The plate shells have deformed walls forming serpentine passageways in thermally conductive communication with the plate shells to transfer heat from the oil, and deformed projections extending into the interior space in passageways cause turbulence in the oil. Fittings for passage of oil into and out of the oil cooler have a flange with a groove and an elastomeric gasket with an elliptical cross section to seal the fittings to the tank wall opening. The oil cooler is mounted within the tank so that it is located approximately equidistant from the front and rear tank walls. | 03-11-2010 |
20110132585 | HEAT EXCHANGER TUBE CONFIGURATION FOR IMPROVED FLOW DISTRIBUTION - A microchannel heat exchanger includes for each channel, a serpentine shaped tube for providing a plurality of parallel flow passes for successively conducting fluid flow therethrough, and being fluidly interconnected between an inlet and an outlet manifold. Multiple circuits are obtained by the individual serpentine shaped tubes. Various methods are provided for forming the serpentine shaped tubes. | 06-09-2011 |
20120318485 | CORRUGATED FIN AND HEAT EXCHANGER INCLUDING THE SAME - A corrugated fin has flat plate sections each having a pair of lateral sides facing each other and a pair of end sides facing each other, and joining sections connecting with lateral sides of the flat plate sections. The flat plate sections and joining sections are alternately formed into a corrugated shape by bending. The joining section has an even surface joined to a tube through which a heat exchange medium flows, while the flat plate section includes a recess or protrusions in arbitrary sections taken along two directions including a direction in which the lateral sides are arranged and a direction in which the end sides are arranged, respectively. | 12-20-2012 |
20130199760 | HEAT EXCHANGER ASSEMBLY HAVING SPLIT MINI-LOUVERED FINS - A heat exchanger assembly is provided having at least one header, a plurality of spaced apart fluid tubes in hydraulic communication with the header, and a plurality of corrugated fins disposed between the tubes. The corrugated fins include a planar portion having a louver segment defined between a pair of primary slits, in which the louver segment includes an intermediate slit splitting the louver segment into a pair of mini-louvers. The mini-louvers are counter-offset such that one of the mini-louvers is on one side of the planar portion and the other one of the mini-lover is on the other side of the planar portion. The mini-louvers may be pivoted about their respective junctures such that each of the mini-louver segments is oblique relative to the planar portion. | 08-08-2013 |
20140352933 | CORE ASSEMBLY FOR A HEAT EXCHANGER AND METHOD OF ASSEMBLING - A core assembly for a heat exchanger includes a plurality of parting sheets defining a plurality of fluid passages including a plurality of first fluid passages and a plurality of second fluid passages arranged in an alternating arrangement, wherein each of the plurality of parting sheets comprises a thickness of about 0.016″. Also included is a plurality of first fluid passage fins disposed between the plurality of parting sheets within each of the plurality of first fluid passages. Further included is a plurality of second fluid passage fins disposed between the plurality of parting sheets within each of the plurality of second fluid passages. Yet further included is a plurality of closure bars disposed between respective pairs of the plurality of parting sheets. | 12-04-2014 |
165153000 | With tube manifold | 17 |
20080202733 | Bend relief spacer - An core unit for a heat exchanger being bent about an axis perpendicular to the core unit's headers. Tubes establish fluid communication between the core unit's headers, and a bend relief spacer is disposed between first and second groups of tubes. During the bending process, the bend relief spacer facilitates the bend and ultimately maintains the performance of the core unit. | 08-28-2008 |
20080283229 | HEAT EXCHANGER - A heat exchanger comprises outer fins; a plurality of tubes arranged alternately with the outer fins; and header tanks receiving open ends of the tubes for communication with the tubes. The header tanks each comprise a first member and a second member which are combined to each other. The first member has tube insertion slots into which the open ends of the tubes are inserted, the second member does not have the tube insertion slots. The first member is either a core material having no brazing material layers on outer and inner peripheral surfaces thereof, or a core material having a brazing material layer on an outer peripheral surface thereof but having no brazing material layer on an inner peripheral surface thereof. The second member is brazed to the outer or inner peripheral surface of the first member having no brazing material layer thereon. | 11-20-2008 |
20080296003 | Heat exchanger - A heat exchanger used as an evaporator includes a refrigerant inlet header section having a refrigerant inlet at a right end portion, and a plurality of heat exchange tubes connected to the refrigerant inlet header section. The interior of the refrigerant inlet header section is divided by a partition plate into an upper space into which refrigerant flows via the refrigerant inlet and a lower space into which the heat exchange tubes project. A communication opening is formed in the partition plate on the left side of a heat exchange tube at the left end so as to establish communication between the upper and lower spaces. A guide portion is formed at a left edge portion of the communication opening such that the guide portion projects from a lower surface of the partition member into the lower space so as to guide the refrigerant toward the right end side. | 12-04-2008 |
20080314569 | EGR cooler - To provide an EGR cooler which has a small number of parts and achieves compact design with low cost. A plurality of flat tubes, each having a bottom to close an end thereof, is arranged in parallel. An opening of each of the flat tubes penetrates through a tube plate. Corrugated fins are placed in each of the flat tubes, thus forming a core. A casing encloses the outer circumferential surface of the core. The tube plate closes the opening of a tank body equipped with a partition. The edge of the partition is placed at an intermediate position in the width direction of the opening of the flat tube. | 12-25-2008 |
20090044931 | Heat Exchanger for Hot Air Generator and Boiler - There is described a heat exchanger ( | 02-19-2009 |
20090056921 | HEAT EXCHANGER - An evaporator | 03-05-2009 |
20090159247 | TUBE ASSEMBLIES AND COMBO-COOLERS INCORPORATING THE SAME - A tube assembly includes at least a first tube and a second tube. A separator is positioned between the first tube and the second tube. A layer including silicon and a fluxing agent is established on at least a portion of each of the first and second tubes, the layer. | 06-25-2009 |
20090166017 | HEAT EXCHANGER - A flow inlet and a flow outlet are provided at one lateral end of a core. A second communication passage is provided at the other lateral end of the core to communicate between an interior of a downstream side lower tank, which is connected to a furthermost downstream side passage row that is furthermost from the flow inlet, and an interior of an upstream side lower tank, which is connected to a furthermost upstream side passage row that is furthermost from the flow outlet. The second communication passage is placed at a location that projects from a body of the core in a lateral direction or a top-to-bottom direction of the core. | 07-02-2009 |
20090188654 | Automotive Heater Core - This invention involves a type of automotive heater core, including upper tank ( | 07-30-2009 |
20090211739 | Heat Exchanger with Pressure and Thermal Stain Management - A heat exchange device of a type for affecting an exchange of heat between a first and second fluid is characterized by a plurality of heat exchange cells in a stacked arrangement and defining first, second and third manifolds. In certain aspects, an apparatus and method for reinforcing the heat exchange device against pressure loads while accommodating thermal expansion of the outlet manifold are provided. | 08-27-2009 |
20090242180 | Tube assembly for heat exchanger - A tube assembly ( | 10-01-2009 |
20090266528 | REFRIGERANT EVAPORATOR - An object is to provide a refrigerant evaporator in which a liquid refrigerant can be evenly distributed to a plurality of refrigerant tubes connected to first and second tanks in a U-turn block to improve heat-exchange performance. In the refrigerant evaporator, one of a plurality of blocks into which a refrigerant supply channel is divided is a U-turn block ( | 10-29-2009 |
20100108303 | HEAT EXCHANGER CONSTRUCTION - An improved heat exchanger is disclosed. The heat exchanger is of the type including a pair of headers and a plurality of tubes extending between and fluidly connecting the headers. The improvement comprises a tubular structure for and defining in part each of said headers. The tubular structure is defined by a pair of body elements and has opposed longitudinal joints defined by overlapping portions of the body elements. One of the body elements overlaps the other of the body elements to define one of the joints and is overlapped by the other of the body elements to define the other of the joints. | 05-06-2010 |
20140332190 | Collector Box For A Heat Exchanger, In Particular For A Motor Vehicle, Cover For Said Box, And Heat Exchanger Including Such A Box - The invention relates to a collector box for a heat exchanger, in particular for a motor vehicle, including a collector plate ( | 11-13-2014 |
20140374074 | HEAT EXCHANGER - The invention relates to a plate-type heat exchanger, in particular for motor vehicles, having a plurality of plate pairs for forming first, second and third flow paths, a spatial region for fourth flow paths being formed between adjacent plate pairs, the plate pairs being formed from at least one first plate and a second plate in order to form the first flow paths and the second flow paths between the first and second plates, the third flow paths also being formed between the first plate and the second plate or an attachment plate being placed upon the firs and/or the second plate in order to form the third flow path between the first plate and the attachment plate and/or between the second plate and the attachment plate. | 12-25-2014 |
20150041106 | Cooling Radiator For A Vehicle, Particularly A Motor Vehicle - The invention relates to a cooling radiator for a vehicle, in particular a motor vehicle, comprising a bundle allowing the exchange of heat between a first fluid and a second fluid. The bundle includes at least one row of parallel tubes ( | 02-12-2015 |
20160121710 | MOUNTING STRUCTURE FOR IN-TANK OIL COOLER AND RADIATOR - A radiator for a vehicle includes a built-in oil cooler tank. The radiator includes two header tanks and a core member disposed between the header tanks. One of the header tanks includes a support member disposed along an inner surface of the header tank and further defines an aperture. The oil cooler tank includes two ports and a core portion extending between the ports. Each of the ports has a rim and defines a bore. The rim of a given port is disposed within a given support member such that the bore of the given port aligns with a given aperture of the header tank. | 05-05-2016 |