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With manifold type header or header plate

Subclass of:

165 - Heat exchange

165172000 - SIDE-BY-SIDE TUBULAR STRUCTURES OR TUBE SECTIONS

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
165175000 Inlet and outlet header means 41
165174000 With internal flow director 25
Entries
DocumentTitleDate
20130025838HEADER TANK FOR HEAT EXCHANGER - A header tank for a heat exchanger for supplying a heat exchange fluid to a core unit in which a plurality of tubes are provided side by side includes an inlet part for introducing the heat exchange fluid into the header tank, and a plurality of ribs projecting into the header tank, extending in directions intersecting with a central axis direction of the inlet part, arranged side by side in the central axis direction and configured to cause the heat exchange fluid to flow into the tubes. The plurality of ribs project more into the header tank with increasing distance from the inlet part.01-31-2013
20090159253HEAT EXCHANGER TUBES AND COMBO-COOLERS INCLUDING THE SAME - A heat exchanger tube includes a tube body and a plurality of flow passages defined therein. The tube body includes two opposed sides, and a wall having a thickness that varies between the two opposed sides.06-25-2009
20130075069Brazed microchannel heat exchanger with thermal expansion compensation - A brazed aluminum microchannel heat exchanger comprising a stack of alternating tubes and serpentine fins includes an expansion relief feature that accommodates uneven thermal expansion in the heat exchanger. The expansion relief feature provides the heat exchanger with sufficient structural support, at least during assembly, so that components of the heat exchanger can be firmly clamped in compression during a controlled-atmosphere brazing process. In some examples, the expansion relief feature is a gap or sliding engagement between adjacent headers of the heat exchanger. In addition or alternatively, the expansion relief feature comprises one or more slits cut into the serpentine fins after the brazing process, wherein each slit extends generally parallel to the tubes.03-28-2013
20110192582MULTI-SLAB MULTICHANNEL HEAT EXCHANGER - Heating, ventilation, air conditioning, and refrigeration (HVAC&R) systems and multi-slab heat exchangers are provided that include fluid connections for transmitting fluid between groups of tubes. The fluid connections may include generally tubular members fluidly connected to manifold sections. The fluid connections also may include partitioned manifolds containing tubes of different heights. Multichannel tubes are also provided that include a bent section configured to locate a flow path near a leading edge of a tube within one section and near a trailing edge of the tube within another section.08-11-2011
20110192581PROCESS FOR PRODUCING MEMBER FOR HEAT EXCHANGER AND MEMBER FOR HEAT EXCHANGER - In supplying flux to a brazing heat exchanger member, a given amount of the flux is stably adhered to brazing portions without interposing any substance which becomes unnecessary for the brazing such as binder. In manufacturing a heat exchanger member, particles containing flux are injected to a surface of a substrate made of aluminum or its alloy at a temperature lower than a melting point of the flux by 30° C. or more to collide against the surface at an average speed of 100 m/sec or higher to thereby mechanically adhere the particles thereto.08-11-2011
20100116481Heat Exchanger - A heat exchanger for an automotive vehicle includes two headers, first tubes for carrying fluid between the headers, and second tubes for carrying engine coolant between the headers, staggered with respect to the first tubes, each tube inclined relative to an air stream entering the heat exchanger.05-13-2010
20100116482AUTOMOBILE COOLING SYSTEM COMPONENT - A tank body 05-13-2010
20120175095HEAT EXCHANGER MANIFOLD AND METHOD OF MANUFACTURE - This invention provides an efficient counter flow heat exchanger of various rectangular, cylindrical or spiral shapes, having two flow channels or more and four inlet/outlet or more. Wherein flow channels have a plurality of passageways created by interposing a roll formed metallic between metallic rectangular sheets to form the flow channel or chamber. Rectangular and roll formed sheets sealingly joined by linking means, preferably but not necessarily by continuous linear spot welding or argon welding process.07-12-2012
20130081795HEAT EXCHANGER WITH IMPROVED TANK AND TUBE CONSTRUCTION - A heat exchanger assembly includes a first tank having a tube side wall and a first reservoir. A first row of apertures extends through the tube side wall of the first tank. A first mounting block is secured to the first tank and has a first aperture. A second tank has a tube side wall and a second reservoir with a second row of apertures extending through its tube side wall. A second mounting block is secured to the second tank with a second aperture extending therethrough. A flow tube with a plurality of fins is received in the first aperture of the first block and the second aperture of the second block.04-04-2013
20120175096HEAT EXCHANGER AND METHOD OF MAKING THE SAME - A heat exchanger includes a core portion, a pair of header tanks, and an elastically-deformable sealing member. The header tanks are arranged on both end sides of the core portion. The header tank includes a core plate and a resin tank body, which define a tank space. The sealing member is disposed at an end part of the tank body located adjacent to the core plate. The sealing member has a loop shape to enclose the tank space when viewed from the core portion and is formed integrally with the end part of the tank body. The end part of the tank body includes a protrusion portion at least one of inward and outward of the sealing member. The protrusion portion encloses the tank space when viewed from the core portion and projects from the end part of the tank body toward the core plate.07-12-2012
20130133869Heat Exchanger With End Seal For Blocking Off Air Bypass Flow - A heat exchanger having a plurality of spaced-apart plate pairs, where each plate pair defines a flow passage for the flow of a first fluid. One or more fins are thermally coupled and sandwiched by the spaced-apart plate pairs for flow of a second fluid. A fluid manifold being fluidly coupled to the flow passages of the spaced-apart plate pairs is also provided. The heat exchanger has a front face and side faces defined by at least the plurality of spaced-apart plate pairs and the one or more fins. And, a bypass seal complementary to the front face or one of the side faces and engagingly coupled to the front face or one of the side faces for blocking a gap between the heat exchanger and a housing for receiving the heat exchanger. Also disclosed is a heat exchanger assembly having the heat exchanger disclosed.05-30-2013
20130068435IN-LINE HEAT EXCHANGER ASSEMBLY AND METHOD OF USING - An heat exchanger assembly and a method of use thereof adapted for transferring heat to or from a fluid to a surrounding environment within an apparatus, such as motor vehicle engines, as it enters and leaves a fluid-handling device. The heat exchanger assembly includes first and second manifolds, multiple cooling tubes and a return tube. The first manifold has inlet holes therein and the second manifold has outlet holes therein. The multiple cooling tubes fluidically interconnect the first and second manifolds and the inlet and outlet holes thereof. The return tube passes through the first and second manifolds to fluidically interconnect opposite ends of the heat exchanger assembly. The return tube has a first end adapted to mount the heat exchanger assembly to the apparatus and an oppositely-disposed second end that protrudes from the second manifold and is adapted to secure the fluid-handling device thereto.03-21-2013
20130068436SCALEABLE PARALLEL FLOW MICRO-CHANNEL HEAT EXCHANGER AND METHOD FOR MANUFACTURING SAME - Provided is a heat exchanger, heat sink or coldwall having a machined manifold for receiving a plurality of individual, modular micro-channel heat exchanger elements. The manifold further includes a parallel flow network or flow distribution network for distributing a cooling fluid uniformly to all micro-channel heat exchanger elements. Each micro-channel heat exchanger element is individually manufactured and tested prior to integration with the manifold. The design of the micro-channel heat exchanger elements may include a straight fin, a high density fin, lanced offset fin, and perforated offset layers fin configurations.03-21-2013
20120181006HEAT EXCHANGER WITH HIGHLY FLEXIBLE USE - A heat exchanger, comprising a box-like body which delimits inside it at least one heat exchange chamber and has at least one inlet and at least one outlet for the passage through the chamber of combustion products along a preferred path. The box-like body defines at least partly in its side walls at least one duct for feeding a fluid and inside the heat exchange chamber elements are provided and are associated with the supply duct in order to increase the thermal efficiency of the heat exchanger. The heat exchanger comprises a plurality of distinct modular elements which are mutually to interconnected in order to define the box-like body. Each modular element may comprise at least one portion of the heat exchange elements, of the supply duct and of the chamber.07-19-2012
20130048260Vehicle Interior Heat Exchanger - The thermal efficiency of a heat exchanger which is disposed on a blowing path in a vehicle interior and operates as a condenser is enhanced. In a vehicle interior heat exchanger 02-28-2013
20100263847MICROCHANNEL HEAT EXCHANGER - Disclosed is a microchannel heat exchanger (10-21-2010
20130087316THERMAL ENERGY EXCHANGER FOR A HEATING, VENTILATING, AND AIR CONDITIONING SYSTEM - A thermal energy exchanger for a heating, ventilating, and air conditioning system of the present invention includes a plurality of first tubes, a plurality of second tubes disposed downstream of the first tubes, and a plurality of third tubes disposed downstream of the second tubes. At least a portion of at least one of the second tubes includes a phase change material disposed therein and at least a portion of at least one of the third tubes includes a phase change material disposed therein.04-11-2013
20130056190COOLING STRUCTURE - A heat exchanger structure includes a monolithic extrusion and a plurality of headers. The extrusion includes a first end; a second end; a first, smooth side; and a second side with a plurality of smooth portions alternating with a plurality of raised portions defining a plurality of parallel flow passages extending from the first end to the second end; and a plurality of headers connecting the plurality of flow passages to form a flow path.03-07-2013
20090139703AUTOMOTIVE HEAT EXCHANGER - The invention relates to an automotive heat exchanger comprising a) a heat exchange core (06-04-2009
20120222848INTEGRATED COUNTER CROSS FLOW CONDENSER - A heat exchanger includes a leeward condenser core including a plurality of first fluid conduits having a first flow circuit formed therethrough to receive a heat exchanging medium, a windward condenser core positioned adjacent and in fluid communication with the leeward condenser core, the windward condenser core including a plurality of second fluid conduits having a second flow circuit formed therethrough to receive the heat exchanging medium, a header plate securing the windward condenser core to the leeward condenser core, the header plate forming at least a portion of a first tank in fluid communication with each of the first fluid conduits and a second tank in fluid communication with each of the second fluid conduits, a first cap disposed on the header plate to form the first tank, and a second cap disposed on the header plate to form the second tank.09-06-2012
20120227946CONDENSER HAVING A REFRIGERANT RESERVOIR ASSEMBLY CONTAINING A DESICCANT BAG - A condenser having a receiver for use in an air conditioning system, having a plurality of refrigerant tubes, at least one header in hydraulic communication with the plurality of refrigerant tubes, and a receiver housing connected to the header. The receiver housing includes a refrigerant conduit nested within the spine of a desiccant bag. The spine divided the desiccant bag into two desiccant compartments, which are folded over the refrigerant conduit such that the desiccant compartments urge the refrigerant conduit onto the spine, thereby holding the desiccant bag in a predetermined position.09-13-2012
20080296005Parallel Flow Heat Exchanger For Heat Pump Applications - A parallel flow heat exchanger system (12-04-2008
20080230213Fully-Metal Heat Exchanger And Method For Its Production - The invention relates to a fully-metal heat exchanger comprising flat tubes (09-25-2008
20110048688Heat Exchanger Assembly - A heat exchanger assembly including first and second manifolds for transferring heat between a coolant and a flow of air. Tubes extend between the manifolds for conveying the coolant therebetween. Air fins are disposed between adjacent tubes, and each air fin has a cross-section presenting a legs extending between the adjacent tubes at equal and opposing angles to one another and bases interconnecting alternate ends of the adjacent legs to present a serpentine pattern. Each base extends through an arc between the ends of the adjacent legs and defines a lead-in radius interconnecting each base with one of the legs and an exit radius interconnecting each base with the end of the adjacent leg. The equal and opposing angles are in the range of 1 to 4 degrees. The lead-in and exit radii are in the range of 0.05 to 0.15 mm. The middle radius is in the range of 0.5 to 1.5 mm.03-03-2011
20110277976Heat Exchanger Header and Related Methods and Apparatuses - A heat exchanger (such as a radiator) that provides for a consistent tank-to-header joint location. The header generally includes a drafted wall that is movable adjacent to or within a tank and may include a curved fillet to maintain header alignment.11-17-2011
20110277975PARTIAL REVERSE FERRULE HEADER FOR A HEAT EXCHANGER - A header for a heat exchanger having spaced manifolds and tubes extending between the manifolds is disclosed. The header plate comprises a header plate forming a portion of the manifold and having an outward surface for orienting away from the interior of the manifold. At least one opening is formed in the header plate, and is elongated with a longitudinal axis and opposite ends. The at least one opening has a perimeter with sides and ends. A ferrule extends from the outward surface of the header plate along portions of the perimeter of the opening. The ferrule includes at least two ferrule portions formed along portions of the perimeter of the opening. The ferrule is absent from portions of the perimeter of the opening between the portions of the perimeter having the ferrule portions formed thereon.11-17-2011
20090078399Combined heat exchanger - In a combined heat exchanger including first and second heat exchanging portions, a pair of first and second header tanks are connected to two longitudinal ends of first and second tubes of the first and second heat exchanging portions. One end of a pipe member is connected to the first header tank at a position communicating with the second heat exchanging portion, and the other end thereof extends toward the second header tank. A side plate is connected to the outermost second tube in a tube stacking direction and to the first and second header tanks. Furthermore, a divided portion is provided to divide the side plate into a first part connected to the first header tank and a second part connected to the second header tank, and the pipe member is fixed to the side plate at a position between the divided portion and the first header tank.03-26-2009
20110198065Condenser - A first header tank to which first heat exchange tubes of second and third exchange paths are connected and a second header tank to which second heat exchange tubes of a first exchange path are connected are provided at the left end of a condenser such that the former is located on the outer side of the latter. The upper end of the first header tank is located above the lower end of the second header tank. The first header tank separates gas and liquid from each other and stores the liquid. The first heat exchange tubes have, at their left ends, projecting portions extending leftward. Projecting portions of fins are disposed between the projecting portions of the adjacent first heat exchange tubes. The projecting portions of the first heat exchange tubes and the fins between the projecting portions of the first heat exchange tubes form a heat exchange section.08-18-2011
20110272125Cooling Fluid Flow Regulation Distribution System and Method - The disclosure provides systems and methods for regulating and distributing cooling fluid through a plurality of heat sinks, such as cold plates, using a flow regulator, which sets the total flow rate, in combination with one or more individual orifices that allow further flow distribution as required by individual cold plates, despite flow variations upstream of the orifices. An orifice can be coupled to an orifice holder, which includes a body to support the orifice, and which may be coupled (directly or indirectly) to an inlet of the cold plate. Alternative manners of coupling orifices in the fluid flow besides an orifice holder can be employed. Generally, the flow regulator(s) is coupled with a plurality of orifices and conduits through which the cooling fluid flows. Related system components can be assembled as a module for installation into a cooling system that includes other system components such as a pump, compressor or other pressure sources for the cooling fluid.11-10-2011
20100170669ALUMINUM HEAT EXCHANGER WITH PIT RESISTANT BRAZE JOINTS - An aluminum braze alloy suitable for use in brazing aluminum alloy components for heat exchanger's which includes lesser amounts of silicon, and further including at least one of magnesium, calcium, a lanthanide series metal and mixtures thereof in a concentration sufficient to form a passivating film under corrosive conditions.07-08-2010
20110290464HEADER FOR HEAT EXCHANGER AND METHOD OF MAKING THE SAME - A header box for a heat exchanger assembly and the method of manufacture. The header box has a first header component and a second header component. The first header component has a first corner portion with a first wall and a second wall extending therefrom. The second header component has a second corner portion with a third wall and a fourth wall extending therefrom. Free ends of the first wall and the third wall cooperate to form a first seam which is welded to maintain the first wall in position relative to the second wall. The free ends of the second wall and the fourth wall cooperate to form a second seam which is welded to maintain the third wall in position relative to the fourth wall. The header box, with the first corner portion and the second corner portion, will withstand the stress concentrations associated with a flow of fluid in the header box.12-01-2011
20110290463HEAT EXCHANGER HEADER ASSEMBLY - A freeze protection system to repeatedly protect the coils or tubes of a heat exchanger/radiator that does not require any maintenance after the contained fluid in the heat exchanger/radiator has experienced a freeze. The system lends itself to construction as a repeatable grouping of diversely different geometric shapes that can then be used to build a freeze protection system for a plethora of sizes of heat exchangers/radiators or, can be made into a unitary, monolithic sheet for a specific sized heat exchanger.12-01-2011
20100300666Heat exchanger - A heat exchanger is formed with tessellating conduits 12-02-2010
20120097379Collector Plate For A Heat Exchanger, And Heat Exchanger Including Such A Plate - The invention relates to a collector plate (04-26-2012
20090188656Binding Structure between Tank and Header of Automotive Heater Core - This invention involves a binding structure between tank and header of an automotive heater core, which belongs to the field of auto parts technology. Said structure includes the upper tank (07-30-2009
20090145590Reinforced Collector For The Collecting Box Of A Heat Exchanger and Collecting Box Comprising One Such Collector - The invention relates to a manifold, of the type comprising a substantially flat plate (06-11-2009
20120024509HEAT EXCHANGER AND AIR CONDITIONER HAVING THE HEAT EXCHANGER MOUNTED THEREIN - A heat exchanger (02-02-2012
20120024508REINFORCEMENT PLATE FOR MULTIPLE ROW HEAT EXCHANGER - A heat exchanger includes a pair of manifolds each extending between manifold ends and defining a plurality of slits disposed in a plurality of parallel slit rows and each slit having a center axis. The center axes of the slits in each of the slit rows are aligned in a row plane. Reinforcement members extend between reinforcement ends each of which have at least one tab for connection thereof to one of the manifold ends. Each of the manifolds has at least one retainer for clamping one of the reinforcement members thereto. Each of the tabs include at least one connector extending toward the adjacent manifold end. One of the connectors is centered on each of the row planes to define row isolating openings between adjacent connectors to isolate each of the row planes from differential forces of adjacent row planes.02-02-2012
20090050304Heat exchanger for motor vehicles - Disclosed is a heat exchanger for motor vehicles, comprising two spaced-apart manifold devices (02-26-2009
20110168372Heat exchanger - A heat exchanger has partitioning means for dividing a header tank such that a first space and a second space of a tank main body are arranged in a longitudinal direction of the header tank. An annular outer peripheral seal surface is provided around a tube bonding surface of a core plate of the header tank over an entire perimeter thereof and is provided with a gasket. A partitioning seal surface is provided to the tube bonding surface at a position corresponding to the partitioning means, and is provided with the gasket. The gasket seals between the core plate and the partitioning means. The partitioning seal surface is positioned on a plane identical with a plane of the outer peripheral seal surface. A part of the gasket, which is held by the core plate and the tank main body therebetween, has a uniform thickness.07-14-2011
20090120625REMOVABLE TUBE HEAT EXCHANGER WITH RETAINING ASSEMBLY - A header plate assembly for a heat exchanger includes a plate having a tube side and a tank side. A plurality of apertures extends through the plate. Each aperture has a first portion on the tube side of the plate, the first portion having a first cross-dimension, and a second portion adjacent the first portion and having a second cross-dimension that is smaller than the first cross-dimension, with a first shoulder being formed between the first and second portions. Each of a plurality of collars has an aperture extending therethrough, with a portion of each collar being received in the first portion of one of the apertures in the plate. A seal is positioned in each of the first portions of the apertures and between one of the collars and one of the first shoulders. A plurality of fasteners secures the collars to the plate.05-14-2009
20130098589MANIFOLD PROFILE - A manifold profile of a heat exchanger. The manifold profile includes two side walls, a top wall connecting the two side walls, a collecting space enclosed on three sides by the two side walls and the top wall, a receiving opening configured to receive a connection piece, the receiving opening being located on one or more of the two side walls and the top wall.04-25-2013
20090294111HEAT EXCHANGER - A heat exchanger includes a core portion and at least one substantially straight header plate. The core portion includes a plurality of heat exchanger tubes and fins disposed alternatively. The at least one substantially straight header plate has a plurality of insertion slots extending therethrough for receiving a respective end of the heat exchanger tubes therein, the core portion and the at least one header plate being brazeable together12-03-2009
20090166018HEAT TRANSFER SYSTEM INCLUDING TUBING WITH NUCLEATION BOILING SITES - A heat transfer system includes a steam chamber that communicates in an open-loop arrangement with a first steam source for supplying steam to the steam chamber, the steam chamber including a steam exit for supplying steam to air at atmospheric pressure. A heat transfer tube communicates in a closed-loop arrangement with a second steam source for supplying steam to an interior surface of the heat transfer tube, the heat transfer tube vaporizing condensate forming within the heat transfer system back to steam that is supplied to the air via the steam exit. The outer surface of the heat transfer tube is configured to contact the condensate and vaporize the condensate back into steam, wherein the heat transfer tube includes a plurality of pockets formed on the outer surface of the tube, each pocket including a pocket exit/entry portion having a smaller cross-sectional area than the cross-sectional area of the pocket at a root portion thereof adjacent the outer surface of the tube.07-02-2009
20080289806Heat 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 a fluid and a second chamber on the other side thereof. A plurality of multi-channel heat exchange tubes extend between the headers with the respective inlet end of each heat exchange tube passing into the second chamber of the inlet header. Fluid passes through a series of longitudinally spaced openings in the longitudinally extending member for distribution to the inlets to the channels of the multi-channel heat exchange tubes. The fluid may undergo expansion as it passes through the openings.11-27-2008
20130213624HEAT EXCHANGER - A heat exchanger includes a plurality of heat exchange tubes and corrugated fins. The heat exchange tubes are spaced apart from one another in a vertical direction of the heat exchanger. The corrugated fins are each disposed between adjacent heat exchange tubes. Each of the corrugated fins includes crest portions, trough portions, and connection portions. The crest portions extend in an air passage direction of the heat exchanger. The trough portions extend in the air passage direction. The connection portions connect the crest portions and the trough portions. The number of the crest portions of each of the corrugated fins disposed between adjacent heat exchange tubes falls within a range of a designed number ±2. The designed number is a standard number.08-22-2013
20120267085HEAT EXCHANGER AND A MANIFOLD FOR USE THEREIN - A heat exchanger includes a manifold and a tube array. The manifold has an internal void and walls that surround the void and merge one with the other via corners. Each wall has a middle portion that is located mid way between the corners merging with the wall and the manifold branches off to attach and communicate with the tube array at a location aside of the middle portion of one of the walls towards a corner that merges with the wall.10-25-2012
20090178793Heat Transfer Plate For Plate Heat Exchanger With Even Load Distribution In Port Regions - The invention relates to a heat transfer plate (07-16-2009
20110203781MULTIPLE-RING HEAT EXCHANGER - The heat exchanger with a radial heat source has a first header, a second header, first tubes and second tubes. The first header is configured to allow liquid to enter and exit the heat exchanger. The second header is spaced from the first header and has at least one lower baffle provided therein. The first tubes extend from the first header to the second header, with the first tubes being spaced proximate to the radial heat source. The second tubes extend from the first header to the second header, with the second tubes being spaced from the radial heat source a greater distance than the first tubes. An enhancement device may be positioned in respective tubes of the first tubes to create a water vortex in the first tubes wherein boiling of the water in the first tubes is prevented.08-25-2011
20110203780Heat exchanger - A heat exchanger includes headers and tubes two ends of each of which are connected with and communicate the headers. Each of fins is disposed between adjacent tubes. An end cover is formed with a center hole and fixed to a proximal end of one of the headers. A distal end of a sleeve passes through the center hole to extend into the header, and a proximal end of the sleeve is held by a proximal end surface of the end cover. A first distribution-collection tube is fixed to the sleeve and defines an open proximal end and a closed distal end passing through the sleeve to extend into the header in which openings are formed along a longitudinal direction of the distribution-collection tube in a portion thereof extended into the header. A fixing nut is screwed onto the end cover to press the proximal end of the sleeve against the proximal end surface of the end cover.08-25-2011
20090183864HEAT EXCHANGER, IN PARTICULAR AN INTERCOOLER, COMPRISING A REINFORCED PIPE BASE - A heat exchanger is disclosed, comprising a block having pipes and ribs and at least one pipe base provided with receiving openings, wherein the pipes have pipe ends, which can be held in the receiving openings and form pipe/base connections with the pipe base, the connections being at least partially reinforced by an additional sheet metal part located on the side of the pipe base facing the block, wherein the sheet metal part has insertion openings for the pipe ends.07-23-2009
20110220335Condenser - A first header tank to which first heat exchange tubes of second and third heat exchange paths are connected and a second header tank to which second heat exchange tubes of a first heat exchange path are connected are provided at the left end of a condenser such that the former is located on the outer side of the latter with respect to a left-right direction and is offset from the latter in an air passage direction. The upper end of the first header tank is located above the lower end of the second header tank. The first header tank has a function of separating gas and liquid and storing the liquid. The first and second heat exchange tubes and side plates are bent in the same direction about a common vertical line. This condenser is suitable for use in a car air conditioner mounted on an automobile.09-15-2011
20090084533Radiator With Radiating Plate Having High Efficiency - The radiator (04-02-2009
20110139423MICROCHANNEL COIL MANIFOLD SYSTEM - The present application provides a microchannel coil manifold system. The microchannel coil manifold system may include a number of assembly inlet manifold sections that terminate in a first stub tube, a number of assembly outlet manifold sections that terminate in a second stub tube, and one or more microchannel coils. Each pair of assembly inlet and outlet manifold sections may be in communication with the one or more microchannel coils.06-16-2011
20110139421FLOW DISTRIBUTOR FOR A HEAT EXCHANGER ASSEMBLY - A heat exchanger including a pair of manifolds. An inlet is disposed on one of the ends of the first manifold. A core extends between the manifolds for conveying a coolant therebetween and for transferring heat between the coolant and a stream of air. A cross-over plate is disposed in one of the manifolds to divide the associated one of the manifolds into an upstream section and a downstream section. The cross-over plate presents a plurality of orifices defining a cross-over opening area for establishing fluid communication between the upstream and downstream sections of the associated manifold. The cross-over opening area continuously increases along an axis away from the inlet. The ratio of the total cross-over opening area to the upstream cross-sectional area of the tubes of the core is in the range of XXXXXXXX:XXXXXXX to XXXX:XXXXXX.06-16-2011
20090211743LAMINATED SHEET MANIFOLD FOR MICROCHANNEL HEAT EXCHANGER - A heat exchanger can have a manifold which includes a plurality of laminated sheets that allow a customization of the heat exchanger. The design can allow for a more optimal flow of coolant to areas of high load, thereby making the temperature distribution across the heat exchanger more uniform, or intentionally non-uniform. Furthermore, the laminated sheets can allow multiple circuits to be employed in the heat exchanger such that different coolants can be utilized therein and maintained separate from one another. The tubes can be microchannel tubes. A single set of manifolds can be used with multiple heat exchanger cores to provide a more compact heat exchanger. Mounting features can be integral with a group of the sheets.08-27-2009
20110139422FLUID DISTRIBUTION DEVICE - A heat exchanger assembly including a first manifold extending along an axis between first manifold ends and including an inner wall presenting an interior. A fluid distribution device is disposed in the interior of the first manifold and includes an inlet tube extending along the axis from an inlet end to a distribution end. The inlet tube presents a plurality of apertures spaced circumferentially from one another and spaced axially from the distribution end for dispensing the refrigerant in a radial direction out of the inlet tube. The fluid distribution device further includes a collar surrounding and spaced radially from the inlet tube and extending axially in both directions axially from the apertures of the inlet tube for redirecting into an axial direction the refrigerant flowing in the radial direction out of the apertures to evenly distribute the refrigerant across the interior of the first manifold.06-16-2011
20100147500CLAD PLATE AND PROCESS FOR PRODUCTION THEREOF - The invention provides a clad member excellent in strength and brazability and a production method thereof. A clad member comprises a core material, an outer skin layer provided on one surface of the core material, and an inner skin layer provide on the other surface thereof via an intermediate layer. The core material is made of an aluminum alloy comprising Mn: 0.8 to 2 mass %, Mg: 0.2 to 1.5 mass %, and the balance being Al and impurities. The outer skin layer is made of an aluminum alloy comprising Zn: 0.01 to 4 mass %, and the balance being Al and impurities. The intermediate layer is made of an aluminum alloy comprising Mn: 0.8 to 2 mass %, Zn: 0.35 to 3 mass %, and the balance being Al and impurities. The inner skin layer is made of an Al—Si series brazing material.06-17-2010
20100175861LASER-WELDED HEAT EXCHANGER TUBE ASSEMBLY - A tube assembly for a beat exchanger is provided having a first U-shaped stainless steel assembly component and a second U-shaped stainless steel assembly component. In addition, the tube assembly has at least one laser-welded joint coupling the first and second U-shaped assembly components together. The laser-welded joint has a weld that extends along substantially an entire length of the tube assembly.07-15-2010
20120103584WATER-COOLING U-VALVE - Water-cooling U-valve is composed of a downcomer (05-03-2012
20120103583Heat exchanger and fin for the same - A heat exchanger having a structure in which micro-channel tubes are respectively fitted into both sides of corresponding flat fins for heat exchange, thereby achieving enhancements in drainage and heat transfer performance. The heat exchanger includes a first header connected with an inflow tube and an outflow tube, a second header spaced apart from the first header by a desired distance and arranged parallel to the first header, a plurality of flat micro-channel tubes arranged in a front row and a rear row between the first header and the second header, and a plurality of plate type fins. Each of the micro-channel tubes includes micro-channels. Each of the fins includes slots arranged in a front row and a rear row to respectively fit the front row and rear row micro-channel tubes into the slots.05-03-2012
20120103582Heat exchanger and micro-channel tube thereof - A heat exchanger having a structure in which micro-channel tubes are respectively fitted into both sides of corresponding flat fins for heat exchange, thereby achieving enhancements in drainage and heat transfer performance. The heat exchanger includes a first header extending vertically and connected with an inflow tube and an outflow tube, a second header spaced apart from the first header by a desired distance and arranged parallel to the first header, and a plurality of flat micro-channel tubes arranged horizontally while being vertically spaced apart from one another by a desired clearance and arranged in a front row and a rear row between the first header and the second header. Micro-channels are formed in each of the micro-channel tubes.05-03-2012
20120103581Header unit and heat exchanger having the same - A header unit includes a body and a cover coupled to the body. The body supports outer and inner sides of the cover in a simultaneous manner. In accordance with this structure, refrigerant can flow in a heat exchanger for cooling/heating purposes requiring high operating pressure of refrigerant.05-03-2012
20110174471HEADER BOX FOR A FURNACE, A FURNACE INCLUDING THE HEADER BOX AND A METHOD OF CONSTRUCTING A FURNACE - A CEHB, a furnace and a method of constructing a furnace are disclosed. In one embodiment, the CEHB includes: (1) a fixed orifice configured to regulate air flow through a heat exchanger of the furnace, wherein a combustion air inducer induces the air flow and (2) a negative pressure channel including a negative channel supply port that communicates with an inlet of the combustion air inducer, a negative pressure port configured to connect to a negative input port of a pressure switch and bleed ports configured to reduce a pressure received through the negative channel supply port at the inlet to a targeted range at the negative pressure port, the pressure switch configured to monitor a combustion pressure through the heat exchanger.07-21-2011
20100186936HEAT EXCHANGER TUBE AND HEAT EXCHANGER - A heat exchanger tube (07-29-2010
20100181058MICRO-CHANNEL HEAT EXCHANGER - The present invention discloses a micro-channel heat exchanger comprising manifolds, a plurality of micro-channel flat tubes connected to the manifolds, and a plurality of rows of fins spaced apart by the micro-channel flat tubes. The micro-channel heat exchanger is provided with at least one bend designed to avoid the deformation of the fins on two inner sides adjacent to the bend due to crushing and meanwhile maintaining the ventilation and heat exchange functionalities of the bend. For example, the bend may include at least one row of fins where the width of the fins are less than the width of the fins on two sides adjacent to the bend. Alternatively, the gap between the fins in the bend can be greater than the gap between the fins on two sides adjacent to the bend. Still alternatively, the bend can be formed with a space for separating cores of the heat exchanger.07-22-2010
20100258286FIN, HEAT EXCHANGER AND HEAT EXCHANGER ASSEMBLY - The present invention discloses a fin of heat exchanger comprising a straight segment; a substantially-circular arc segment having a radius of R; and a substantially-circular arc transition segment connected between the straight segment and the substantially-circular arc segment and having a radius of r, wherein R>r. According to the present invention, after being assembled and welded to the heat exchanger, the substantially-circular arc segment is relatively easy to deform, and the shapes of the straight segment and substantially-circular arc transition segment are substantially unchanged. Therefore, the deformation of the fin is regular and easy to control. The arranging density of the fin in the heat exchanger is uniform, and the shape of the fin can meet the design requirements. In addition, the shape stability and the heat transfer coefficient of the fin are high.10-14-2010
20100212874COOLING SYSTEM FOR A VEHICLE - The cooling system for a vehicle comprises a heat exchanger in which a condenser 08-26-2010
20100252242MICRO-CHANNEL HEAT EXCHANGER - There is disclosed a micro-channel heat exchanger, comprising a first header formed with an inlet; a second header spaced apart from the first header, one of the first and second headers being formed with an outlet; flat tubes, two ends of each flat tube being connected with the first and second headers respectively such that a plurality of micro-channels of each flat tube communicate with the first and second headers; fins, each fin being disposed between two adjacent flat tubes; and a return pipe, a first end of which being connected to the outlet formed in one of the first and second headers and a second end thereof being extended towards the other of the first and second headers. The location of the outlet of the micro-channel heat exchanger is easy to change, and the micro-channel heat exchanger is low in cost, compact in structure and easy to install.10-07-2010
20120193080HEAT EXCHANGER SYSTEM FOR A DEODORISER - The present invention relates to a heat exchanger system for incorporation in a deodoriser. The heat exchanger system comprises longitudal heat transfer means, inlet distribution headers, outlet collector headers, spacers having holes to support the longitudal heat transfer means, a compensator, and two or more support devices. The longitudal heat transfer means are guided through the holes of the spacers and arranged in bundles, and each of the bundles is attached to an inlet distribution header as well as to an outlet collector header, and at least some of the spacers are mounted on at least one support device. The present invention relates also to a semi-continuous deodoriser having one or more of such heat exchanger systems, and to a use of the deodoriser.08-02-2012
20120138282HEADER FOR A CONDENSER - A header for a heat exchanger, which comprises a plurality of flat tubes arranged in a longitudinal direction. The header has a bottom and a lid. The bottom has a plurality of openings for coupling the header to the plurality of flat tubes. The lid is arranged opposite of the bottom and connected to the lid, at least at the edges extending in the longitudinal direction, in a fluid-tight manner. The lid has a plurality of transverse channels on a side facing the bottom, which are arranged opposite of the plurality of openings, and a longitudinal channel extending in the longitudinal direction.06-07-2012
20110056667INTEGRATED MULTI-CIRCUIT MICROCHANNEL HEAT EXCHANGER - A microchannel heat exchanger has at least two manifolds, with the at least two manifolds communicating with a respective one of a first and second plurality of heat exchange tube banks. The first and second plurality of heat exchange tube banks are intertwined within a single microchannel heat exchanger core.03-10-2011
20080302521HEADER FOR HEAT EXCHANGER HAVING FILLER METAL GROOVE - The present invention provides a pipe for a heat exchanger. The header includes a tube insertion hole for insertion of a tube, a filler metal groove formed in a length direction on one side or both sides at a point separated from the tube insertion hole, and a filler metal that flows down following the tube and the periphery where the tube and tube insertion hole come in contact. Filler metal is inserted in the filler metal groove so as to enable brazing fusion. A lead groove is formed between the tube insertion hole and filler metal groove and provides a pathway so as to enable smooth flow of the filler metal, and so that molten filler metal can flow smoothly into the fused areas between the tube and header pipe in desired locations and amounts.12-11-2008
20080230214Heat exchanger and method of manufacturing the same - A heat exchanger includes a connector for connecting a header tank to an exterior pipe. The connector includes a first member configured to define a communication path through which a tank open portion of the header tank communicates with an interior of the exterior pipe, and a second member to which the first member is fixed. The first member and the second member are fixed to each other after being separately formed by pressing, and the second member has a fastening portion through which the connector is fastened to the exterior pipe. Furthermore, the first member includes a first connection portion that is fitted into the tank open portion at one open side of the communication path, and a second connection portion fitted to an open portion of the exterior pipe at other open side of the communication path.09-25-2008
20110030936Heat Exchanging Apparatus and Method of Making Same - A heat exchanging apparatus comprising of plurality of disk units, said disk units having an inlet and an outlet. Disposed within a disk unit is a chamber to facilitate flow of heat exchange medium, having a heat exchange medium directing member disposed within the chamber to direct flow of heat exchange medium herein, said disk unit having surface extensions on the outer periphery of disk units to enhance performance of the heat exchanging apparatus.02-10-2011
20110240275LOW THERMAL STRAIN MULTI-COOLER - A heat exchanger with multi-flow capabilities includes a pair of intermediate tanks located between a pair of header tanks. An open gap is provided between the two intermediate tanks. A first plurality of tubes extend between the header tanks. A second plurality of tubes extend between one of the header tanks and one of the intermediate tanks. A third plurality of tubes extend between the other header tank and the other intermediate tank. In a two flow system, the two intermediate tanks are in fluid communication through a flexible jumper tube. In a three flow system the two intermediate tanks are isolated from each other. The open gap between the intermediate tanks allows for the uneven heat expansion between the various fluid flows.10-06-2011
20100025027HEAT EXCHANGER WITH COLLECTING TUBE, COLLECTING TUBE, AND METHOD FOR PRODUCING THE SAME - A heat exchanger, in particular a condenser or gas cooler, having a collecting tube which has a wall and which can be produced by deformation of a single metal strip, which collecting tube has, in its base, at least one row of openings in which heat exchanger tubes, each of which has two narrow and two wide sides, are fastened at their ends. The collecting tube can have at least two chambers, which adjoin one another approximately at a central longitudinal axis, and also a reinforcement, which is formed by the longitudinal edge strips of the metal strip, of the base between the heat exchanger tubes. To improve the internal pressure stability and also to reduce costs, the reinforcement which is formed from the longitudinal edge strips can extend at least over 1/3 of a surface area of the base.02-04-2010
20110139424HEAT EXCHANGER - A heat exchanger, especially a heat exchanger for a motor vehicle, is provided that includes a plurality of tubes, at least one collecting tube with a wall and openings in the wall, supports protruding from the wall in the axial direction of the openings being formed at the openings. Wherein the tubes in the region of one end of the tubes are disposed partly at the supports and a fluid-tight connection exists between the supports and the tubes, so that a fluid can be passed through the tubes and the at least one collecting tube, and at least one inlet opening for passing the fluid in and at least one outlet opening for passing the fluid out. The mechanicals stability between the tubes and the at least one collecting tube is to be improved. This objective is accomplished owing to the fact that the thickness of the supports is less than the thickness of the wall, especially in the region of the openings of the collecting tube.06-16-2011
20110240277METHOD OF FORMING ALUMINIUM HEAT EXCHANGERS HEADER TANKS - The invention relates to a method for producing a heat exchanger header tank comprising the steps of providing a tube having a core made from a AA3XXX-aluminium alloy; optionally pre-heating the tube; inserting the tube into a forming tool having a forming cavity with the shape of the final header tank; plugging the ends of the tube; internally pressurising the tube by the use of a gas so as to make it conform to the shape of the tool cavity, thus obtaining the final header tank; removing the header tank from the tool; and cooling the header tank. This method allows an efficient production of header tanks of irregular shapes made of AA3XXX aluminium alloy. The invention also relates to a method for producing a heat exchanger, where the header tank is connected to a plurality of tubes and corrugated fins inserted between the tubes, followed by brazing of the fins to the tubes.10-06-2011
20110240276HEAT EXCHANGER HAVING AN INLET DISTRIBUTOR AND OUTLET COLLECTOR - An improved heat exchanger assembly having an inlet header in hydraulic communication with an outlet header via a plurality of multi-channel flat refrigerant tubes, in which the multi-channel flat refrigerant tubes are substantially perpendicular to the headers. Interconnecting the refrigerant tubes are corrugated fins. The plurality of refrigerant tubes together with the fins defines the core of the heat exchanger assembly. The heat exchanger assembly also includes a distributor tube disposed in the inlet header cavity and a collector tube disposed in the outlet header cavity. The distributor tube and collector tube have cooperating features for archiving uniform refrigerant distribution through the refrigerant tubes.10-06-2011
20090260787HEAT EXCHANGER FOR MOTOR VEHICLES - The invention relates to a heat exchanger for motor vehicles, for example a charge air cooler or cooling liquid cooler, composed of tubes (10-22-2009
20100038063HEAT EXCHANGER, USE, AND MANUFACTURING PROCESS FOR A HEAT EXCHANGER - A heat exchanger is provided for heat transfer between a first fluid, particularly charge air or an exhaust gas, and a second fluid, particularly a coolant, which has: a block for the separated and heat-exchanging guiding of the first and second fluid, the block which has a number of flow channels through which the first fluid can flow, at least one box which is assigned to the block and is flow-connected to the flow channels, and at least one base, which is provided with one or with more through openings for feeding through the flow channels between the block and the box, whereby at least one through opening is formed as a passage with a collar. The invention provides that the collar has a near-bottom section and an end-side section, whereby a wall cross section of the end-side section is smaller than a wall cross section of the near-bottom section and between the near-bottom and end-side section at least one shoulder is disposed, which has a shoulder contour running transverse to the contour of the near-bottom section and/or the end-side section and whereby the end-side section is inclined away from a passage axis. A use and manufacturing process are also provided.02-18-2010
20100236766Heat Exchanger - A heat exchanger includes two headers and tubes secured to and extending between the headers, each tube including a wall formed with a leading surface, a trailing surface and lateral surfaces extending between the headers and interconnecting the leading and trailing surfaces, a passage enclosed by the wall for carrying fluid between the headers, and long and short fins formed integrally with and extending outward from the wall.09-23-2010
20110100614HEAT EXCHANGER - One or more embodiments of the present invention relates to a heat exchanger. The heat exchanger comprises a pair of header-tanks having at least one partition wall and at least one baffle; a plurality of tubes; and a plurality of fins. A communication hole is formed on the partition wall that is positioned at a region disposed between the baffle and one end of the header-tank adjacent to the baffle. Given that a distance from the baffle to the one end of the header-tank is 100%, 1˜4 communication holes are formed at positions on the partition wall which corresponds to an extent of 0˜50%, 65˜100%, or an extent of 0˜50% and an extent of 65˜100%.05-05-2011
20110061844HEAT EXCHANGER - A heat exchanger is disclosed, which comprises an inlet header defining a refrigerant chamber therein; an outlet header spaced apart from the inlet header; a plurality of tubes, two ends of each tube being connected to and communicating with the inlet and outlet headers respectively; a plurality of fins, each of which is interposed between adjacent tubes; and a distribution tube disposed outside the refrigerant chamber and formed with a distribution opening, through which the distribution tube communicates with the refrigerant chamber. According to the present invention, the distribution tube is easy to assemble, disassemble and maintain. The refrigerants in the inlet header and the distribution tube do not disadvantageously affect each other, thus enhancing distribution of refrigerant.03-17-2011
20110247791HEAT EXCHANGER - A heat exchanger comprises first and second headers; a plurality of tubes each defining two ends connected to the first and second headers respectively. Each tube comprises a bent segment and straight segments connected to first and second ends of the bent segment respectively, the bent segment being twisted relative to the straight segments. A plurality of fins are interposed between adjacent straight segments. A length of the bent segment before bending satisfies a formula: 5tπ(180−θ)/180+2T10-13-2011
20100243224FIN FOR HEAT EXCHANGER AND HEAT EXCHANGER USING THE FIN - The present invention discloses a fin for a heat exchanger, the fin comprises a plurality of fin plates which are adjacent to one another, each of the fin plates is formed with louvers; and a connecting portion which connects adjacent fin plates at an end of the adjacent fin plates. The connecting portion comprises a middle curved section and side curved sections located on the sides of the middle curved section, and the curvature radius of the middle curved section is larger than the curvature radius of the side curved sections. With the technical solution of the invention, since the contact area between the flat tubes and the fin increases, the fin efficiency is increased and thus the heat exchange performance of the heat exchanger is enhanced09-30-2010
20090255656Brazed Pipe and Method of Manufacturing the Same - A method of manufacturing a brazed pipe comprises steps A to D. In the step A, on an upper surface of the right-hand side edge portion of a material plate 10-15-2009
20090151918Heat Exchanger for Automobile and Fabricating Method Thereof - There is provided a heat exchanger of a vehicle including a plurality of tubes spaced apart from each other by a predetermined distance and through which a heat-exchanging fluid flows, an upper header pipe unit coupled and communicated with the upper ends of the tubes, and a lower header pipe unit coupled and communicated with the lower ends of the tubes, and in which a header pipe is made by making and drawing a plate member containing a clad sheet into a pipe so that it does not need to separate and assemble a header from and with a tank and the clad sheet is not separated from the header pipe during transferring, a pair of header pipes have flat surfaces to bring into surface contact with each other such that a plurality of independent header pipes are assembled to closely contact each other, a plurality of same type and same number of communication devices are configured such that the heat-exchanging fluid flows therethrough, and an inlet and outlet end cap, an end cap, and separator are used such that the header pipes are tightly and securely assembled, and a method of manufacturing the heat exchanger.06-18-2009
20090126920Heat exchanger for a motor vehicle - Disclosed herein is a heat exchanger with tubes (05-21-2009
20090126919HEAT EXCHANGER AND METHOD FOR ITS PRODUCTION - The invention relates to a heat exchanger having a multiplicity of heat-exchanger tubes in which a fluid, such as a coolant, can flow, and whose ends are held in collecting tanks. At least two collecting volumes which are separated from one another by an insert are arranged at least in one collecting tank. A separating cut which separates the insert and therefore also the collecting tank is formed in the heat exchanger.05-21-2009
20110036550Fin and heat exchanger having the same - A fin includes straight segments and substantially circular arc segments connected with the straight segments in turn along a longitudinal direction such that the arc segments form respective wave crests and wave troughs of the fin. The fin is divided in a lateral direction into first and second end portions and an intermediate portion between the first and second end portions. Each arc segment at least forming the wave troughs in the first end portion is separated from the respective arc segment of the corresponding intermediate portion via a longitudinal slot. A top of each arc segment at least forming the wave troughs in the first end portion is formed with a lateral slot along the lateral direction such that each arc segment at least forming the wave troughs in the first end portion is divided into first and second straight portions separated from each other.02-17-2011
20110253353Condenser - A condenser has, at one end, a first header tank to which first heat exchange tubes of third and fourth heat exchange paths are connected and a second header tank to which second heat exchange tubes of first and second heat exchange paths are connected. The upper end of the first header tank is located above the lower end of the second header tank. The first header tank has a branching control section promoting a flow of liquid-phase refrigerant from the first header tank into the first heat exchange tubes of the fourth heat exchange path. The branching control section includes a space forming member which forms a closed refrigerant inflow space communicating with the first heat exchange tubes, and a liquid accumulation space. The space forming member has a communication portion for communication between a lower portion of the refrigerant inflow space and the liquid accumulation space.10-20-2011
20120199332HEAT EXCHANGER HEADER PLATE - A header plate for a heat exchanger includes a first side flange, a second side flange spaced apart from and opposing the first flange, and a generally planar surface located between and connecting the first and second flanges. The generally planar surface and the first and second side flanges together at least partially define an internal volume of the heat exchanger. The header plate also includes a bead formed into the generally planar surface to locally deform the surface in a direction away from the internal volume, the bead extending to and blending into the first side flange. The header plate also includes a tube receiving opening extending through the generally planar surface into the internal volume, the tube receiving opening extending through the bead.08-09-2012
20100319894HEAT EXCHANGER WITH A MIXING CHAMBER - A heat exchanger, in particular for a motor vehicle, comprises a collector box and at least one longitudinal row of multi-channel flat tubes through which a first fluid can flow. The collector box is made up of stacked plates including: 12-23-2010
20120031600TURBINE INTERCOOLER - An intercooler includes a shell with an inlet and an outlet. The shell defines a first chamber. The intercooler further includes a plurality of elongate conducting members. Each of the conducting members includes a first end section and a second end section and is disposed such that each of the first end sections is inside the first chamber of the shell and such that each of the second end sections is disposed exteriorly of the shell. Each of the second end sections is disposed in a flow path of at least one cooling medium so as to undergo evaporative cooling.02-09-2012
20110108259Oil Cooler For A Motorized Vehicle - An oil cooler which is relatively compact in size, yet provides for efficient fluid movement to reduce the temperature of the oil without requiring an external fan, fins or the like is configured to include multiple, parallel paths (i.e., pipes) through which the motor oil flows and is cooled before returning to the system. A plurality of relatively short pipes, grouped in sets, is used to direct the flow of the motor oil from the intake (where the oil leaves the engine and is at its hottest temperature) to the outlet. By the time the oil circulates through the groups of pipes, it will have sufficiently cooled to allow it to return to the system. The contact between the flowing oil and the surfaces of the pipes creates the cooling action as the oil flows therethrough.05-12-2011
20100108304HEAT EXCHANGER AND METHOD OF ASSEMBLING SAME - The invention provides for a manufacturing process of a heat exchanger having a flat tube and fin core. The flat tube and fin core is formed in such a way that free flat tube ends are provided, wherein the flat tube and fin core is brazed in a brazing furnace, and wherein the flat tube ends are received in receptacle openings of a mounting plate and a header forming an enclosed space for receiving a bonding agent for coupling the flat tube ends to the header and mounting plate.05-06-2010
20100181057FLOW DISTRIBUTOR ASSEMBLY AND A COOLING UNIT WITH A FLOW DISTRIBUTOR ASSEMBLY - A flow distributor assembly (07-22-2010
20110253352Condenser - A first header tank to which first heat exchange tubes of third and fourth heat exchange paths are connected and a second header tank to which second heat exchange tubes of first and second heat exchange paths are connected are provided at one end of a condenser. The upper end of the first header tank is located above the lower end of the second header tank. The first header tank has a function of separating gas and liquid from each other and storing the liquid. A spacer is disposed between the first header tank and the second header tank. The spacer includes a first portion which comes into contact with and is brazed to the first header tank, and a second portion which comes into contact with and is brazed to the second header tank.10-20-2011
20100101769HEAT EXCHANGER - A heat exchanger, in particular a heat exchanger for a motor vehicle, which is constructed from modular heat exchanger components can include the following types of heat exchanger components: a plurality of tubes, in particular flat tubes, a plurality of plates and at least one connecting piece having an inlet opening for introducing a fluid and/or an outlet opening for discharging the fluid, the outer contour of the heat exchanger being at least partially formed by the outer contours of the heat exchanger components, the reliable arrangement of the same type of heat exchanger component in the designated location within the heat exchanger is reliably guaranteed. Thus, the heat exchanger components of the same type have different outer contours which form an outer contour of the heat exchanger so that heat exchanger components of the same type but having different functions may be distinguished from each other on the basis of their different outer contours.04-29-2010
20110186277CONDENSER - Three heat exchange paths P08-04-2011
20110186276HEAT EXCHANGER ASSEMBLY AND METHOD - A heat exchanger is described and illustrated, and in some embodiments includes a casing, a fluid flow path extending between first and second ends of the casing; first and second bundles of heat exchanger tubes in first and second portions of a fluid flow path extending through the casing, and a third section of the fluid flow path connecting the first and second sections and having a sealing plate with one or more apertures for the fluid flow path to pass therethrough. In some embodiments, by virtue of the sealing plate and its relationship with the adjacent structure of the heat exchanger, adjacent ends of the two bundles of tubes are each movable in at least one direction with respect to the casing and the other bundle of tubes.08-04-2011
20110186278HEAT EXCHANGER WITH RADIALLY ARRANGED ELEMENTS FOR ISOTHERMAL CHEMICAL REACTORS - An isothermal chemical reactor (08-04-2011
20090173482Distributor tube subassembly - A heat exchanger assembly includes an outlet header extending along an outlet axis to define an outlet cavity and an inlet header defining an inlet cavity. A plurality of refrigerant tubes extends from the inlet header through the outlet header and into the outlet cavity. A collector conduit is disposed in the outlet header and includes a conduit body portion and at least one conduit end portion interconnected by a conduit transition portion with the conduit body portion being offset from the conduit end portion. The conduit body portion is engaged to an interior surface of the outlet header to space the conduit body portion from the refrigerant tubes extending into the outlet header and the conduit end portion is coaxial with the outlet header axis to provide a central outlet for the refrigerant vapor.07-09-2009
20090173483NON-CYLINDRICAL REFRIGERANT CONDUIT AND METHOD OF MAKING SAME - A heat exchanger assembly includes an outlet header extending along an outlet axis to define an outlet cavity and an inlet header defining an inlet cavity. A plurality of refrigerant tubes extends from the inlet header through the outlet header and into the outlet cavity. A collector conduit having a generally semi-circular conduit cross-section defining an arced surface and a chord surface interconnected with rounded ends is disposed in the outlet header and includes a conduit body portion and at least one conduit end portion interconnected by a conduit transition portion with the conduit body portion being offset from the conduit end portion. The conduit body portion is engaged to an interior surface of the outlet header to space the conduit body portion from the refrigerant tubes and the conduit end portion is coaxial with the outlet header axis to provide a central outlet for the refrigerant vapor.07-09-2009
20110061845HEAT EXCHANGER - The invention is directed to a heat exchanger with optimal performance and a method of optimizing the performance of a heat exchanger. The heat exchanger has a first manifold, a second manifold and tubes extending therebetween. The tubes have at least one opening which extends through the entire length of the tubes. The method may include: governing the pressure drop in the heat exchanger by selecting different size openings or configurations of the tubes depending upon the type of refrigerant used and the properties thereof; optimizing the dimensions of the first manifold and second manifold, such that the ratio of manifold to tube size or manifold to tube opening cross sectional area yields low pressure drops and minimized the effects of pressure drop in the manifold and tube combination; and optimizing the ratio of the mass flow capacity of the first and second manifolds to the tubes flow capacity such that the first manifold has minimal or negligible mal-distribution effect when providing refrigerant to the tubes, thereby improving the overall performance of the heat exchanger.03-17-2011
20120305228CONDENSER - A condenser includes first and second header tanks provided at one end thereof such that the latter is located on the outer side of the former. First heat exchange tubes forming a first heat exchange path provided in a condensation part are connected to the first header tank. Second heat exchange tubes forming a second heat exchange path provided in a super-cooling part are connected to the second header tank. The first header tank has one communication section which communicates with the second header tank through a communication part and to which all the heat exchange tubes forming the first heat exchange path are connected. The communication part is provided at a height below the uppermost heat exchange tube among all the heat exchange tubes connected to the communication section. The upper end of the first header tank is located above the lower end of the second header tank.12-06-2012
20110315361Cooling system having fins - A cooling system is disclosed in which the cooling system comprises a first manifold for receiving a thermal medium from a source, the first manifold having an output port, a second manifold for returning a thermal medium to a source, the second manifold having an input port, a conduit connected between the output port of the first manifold and the input port of the second manifold, and a fin assembly in thermal communication with the conduit.12-29-2011
20110315363MULTICHANNEL HEAT EXCHANGERS EMPLOYING FLOW DISTRIBUTION MANIFOLDS - The present disclosure is directed to heat exchangers with flow distribution manifolds divided into an inlet section and a distribution section by a distributor. The inlet section may have a relatively small cross-sectional area that promotes mixed phase flow of liquid and vapor refrigerant. The manifolds may be used with multichannel tubes with flow path inlet sections that allow refrigerant to enter the flow paths through an outer wall of the tubes. In certain embodiments, a portion of the outer wall is removed to expose the flow paths to a distribution chamber within the inlet manifold. The multichannel tubes extend into the distribution section to partition the distribution section into a series of distribution chambers defined by a pair of adjacent tubes, the distributor, and the inlet manifold. Within each distribution chamber, the refrigerant may be directed into the multichannel tubes through the inlet sections of the multichannel tubes.12-29-2011
20110315362FIN AND HEAT EXCHANGER COMPRISING THE SAME - A corrugated fin includes connection segments each of which is formed with louvers. Substantially circular arc segments are connected with the connection segments alternatively in a substantially longitudinal direction such that corrugations are formed and the arc segments form respective crests and troughs of the corrugations. 0≦H12-29-2011
20090025921Capillary Tube System - The capillary tube system comprises a capillary tube arrangement (01-29-2009
20120000635MANIFOLD ASSEMBLY FOR DISTRIBUTING A FLUID TO A HEAT EXCHANGER - A manifold assembly for distributing a fluid to a heat exchanger, and a method for producing the same, is provided. The manifold assembly includes a plurality of channels and a manifold. The plurality of channels includes one or more first channels and one or more second channels. The first channels each have a first flow profile and a manifold end with a first cross-sectional geometry. The second channels each have a second flow profile and a manifold end with a second cross-sectional geometry. The first cross-sectional geometry is different from the second cross-sectional geometry. The manifold has an inner cavity, an inlet port, one or more first channel ports, and one or more second channel ports. The first channel ports are each configured to mate with the manifold end of a first channel. The second channel ports are each configured to mate with the manifold end of a second channel.01-05-2012
20120000634Heat Exchanger - A heat exchanger for an automotive vehicle comprises a tank and a beam of tubes, received at their extremities in openings of the tank where the tubes are linked to the tank through tube to tank junctions. Some of the tube to tank junctions suffer thermal stress. At least some of the tubes involved in the tube to tank junctions suffering thermal stress have a higher mechanical resistance than the other tubes.01-05-2012
20110155358HEAT EXCHANGER FOR A MOTOR VEHICLE - A heat exchanger for a motor vehicle, the heat exchanger including a collector extending in a longitudinal direction and having a bottom and a collector box, at least two connections provided in the collector box for feeding and draining a fluid, a plurality of exchange tubes ending in the bottom of the collector, and a separator wall separating the collector into a first partial chamber on the inlet side and a second partial chamber on the outlet side, wherein the separating wall adjoins the bottom while dividing the bottom substantially symmetrically along a center line running in the longitudinal direction, and wherein the separating wall comprises a projection above the bottom, wherein at least one of the centers of the two connections has an offset relative to the center line.06-30-2011
20120205083FLOOR FOR A HEAT EXCHANGER, PRODUCTION METHOD, AND DEVICE FOR THE PRODUCTION - A method and apparatus for producing a floor for a heat exchanger may include supplying a material strand to a tool and at least partially introducing a passage of the floor into the material strand by at least one stamp of the tool. The material strand may be advanced by a predetermined distance in a longitudinal direction. The introducing and advancing may be repeated until a predetermined number of passages has been introduced into the floor.08-16-2012
20120111547CONDENSER - A condenser has, at one end, a first header tank to which first heat exchange tubes of third and fourth heat exchange paths are connected and a second header tank to which second heat exchange tubes of first and second heat exchange paths are connected. The upper end of the first header tank is located above the lower end of the second header tank. A plate member fixed to the circumferential wall of the first header tank serves as a partition portion for dividing the interior of the first header tank into a first region with which the first heat exchange tubes of the fourth heat exchange path (refrigerant super-cooling path), and a second region located above the first region. An internal volume reduction portion for reducing the internal volume of the first header tank is provided in the first region. The condenser is used for a car air conditioner.05-10-2012
20120152507FABRICATION METHOD FOR MAKING BRAZED HEAT EXCHANGER WITH ENHANCED PARTING SHEETS - Disclosed is a heat exchanger comprising a boiling passage and cooling passage defined by opposite sides of metal walls. Layers of brazing material between the metal walls and a spacer member bond components of the heat exchanger together. It has been found that good quality brazed joints can be made by modifying the brazing thermal cycle to first employing a temperature of about 500° C. for an extended period of time and then elevating the temperature to about 590° to 600° C.06-21-2012
20110088884Header Plate And Heat Exchanger Comprising Same - The invention concerns a header plate, preferably for a heat exchanger, such as water cooled charge air cooler (WCCAC), comprising a coolant housing having two opposing walls made up from two header plates (04-21-2011
20110088883MULTICHANNEL HEAT EXCHANGER WITH IMPROVED FLOW DISTRIBUTION - Heating, ventilation, air conditioning, and refrigeration (HVAC&R) systems and heat exchangers are provided that include multichannel tube configurations designed to reduce refrigerant pressure drop through a heat exchanger manifold. In certain embodiments, tubes inserted within the manifold adjacent to a refrigerant inlet have non-rectangular or recessed end profiles configured to increase flow area near the inlet, thereby reducing a pressure drop through the manifold. In further embodiments, insertion depths of the tubes within the manifold vary based on distance from the inlet. This configuration may establish a larger flow area adjacent to the inlet, thus reducing the pressure drop and increasing heat exchanger efficiency.04-21-2011
20090133862THREADED CHANNEL CLOSURE FOR TUBULAR HEAT EXCHANGER - Threaded channel closure for tubular heat exchanger comprising channel header wherein the gasket is provided at the shoulder of the channel, tongue of the diaphragm is provided to apply pressure on the gasket to achieve the sealed joint, outer compression ring provided at back side of the diaphragm and being loaded by push bolts, provided at the periphery of threaded lock ring, outer compression ring being supported by channel cover, which is kept in position by threaded lock ring, characterized in that, the channel header being provided with plurality of radial holes on its periphery, approximately at the centerline of the width of the outer compression ring in its assembled condition; the outer compression ring being provided with plurality of radial through holes matching the set of holes in number as well as angular position.05-28-2009
20100243223EVAPORATOR - The present invention relates to an evaporator, and more particularly, to an evaporator which can restrict a surface area of a communication hole with respect to a cross sectional area of a compartment and a surface area of a tube with respect to a surface area of a fin, thereby providing a dimensional extent for maximizing the heat exchange efficiency. Therefore, by optimizing a relation between the surface area of the communication portion and the surface area of the compartment of the first header tank and dimensions for each surface area and the heights of the tube and fin, the present invention provides a dimensional extent for maximizing the heat radiation amount, reducing the maximum temperature deviation of the core portion and allowing the refrigerant and air to be smoothly flowed, thereby maximizing the heat exchange efficiency.09-30-2010
20110030935Multi-Circuit Heat Exchanger - The present invention relates to an exchanger comprising at least two circuits, this exchanger comprising: 02-10-2011
20120247742HEAT EXCHANGER - An outer peripheral sealing surface of an inner surface of a core plate of a header tank is configured into a loop and extends along an outer peripheral edge portion of the core plate and clamps a packing in cooperation with an outer peripheral end portion of a tank main body of the header tank. A transition section of the outer peripheral sealing surface connects between a primary section and a secondary section, which are located in two different planes, respectively, and the plane of the secondary section is the same as a plane of a boundary portion sealing surface held between two tube connecting surfaces in the core plate.10-04-2012
20120160465HEAT EXCHANGER - A heat exchanger comprises a primary flow path arranged to contain a first heat exchanging medium. A secondary flow path arranged to contain a secondary heat exchanging medium, wherein the primary flow path surrounds the secondary flow path for exchanging heat between the two paths.06-28-2012
20100288478Remanufactured Exhaust Gas Recirculation Cooler and Method for Remanufacturing a Cooler - A method of remanufacturing coolers, such as exhaust gas recirculation coolers, is provided. The method includes providing an exhaust gas recirculation cooler having cooling tubes attached to a header plate and an outer shell. At least one opening is milled in the outer shell to expose a portion of the cooling tubes. Brazing material is then injected into the cooler through the opening such that the brazing material, when heated, forms a fillet around each cooling tube adjacent to the header plate. A cover positioned over the opening and the cooler is heated to a brazing temperature, such that the brazing material flows around the cooling tubes, thereby reinforcing the tubes and repairing cracks in the tubes. Clips having a C-shaped configuration may also be positioned within the cooling tubes to further strengthen and repair the cooling tubes.11-18-2010
20120211208BRAZING JOINTS - One aspect provides a header tube and a refrigeration tube that have ends on which one or more coupling ends are integrally formed thereon. Methods of fabricating the header tube and refrigeration tube are also provided.08-23-2012
20100206534HEAT EXCHANGER AND METHOD OF PRODUCING THEREOF - The invention concerns a heat exchanger and a method of producing thereof. The heat exchanger comprises a coolant housing with two opposing wide side walls and two header plates of an inlet air tank and an outlet air tank, respectively. The header plates are channel-shaped with longitudinal flanges extending over and being brazed to the wide side walls. Tubes extend in parallel through said housing between the two header plates, said tubes being brazed to apertures in said header plates. The coolant housing has two opposing narrow side walls tightly fitting said wide side walls and said header plates and defining together with these wide side walls and header plates a first coolant tank and a second coolant tank opposing the first one. Each air tank comprises a cowling tightly fitting and being brazed to one of said header plates each and having an air inlet and an air outlet, respectively. At least one of said two side walls is welded to said wide side walls and said header plates thus enclosing said housing.08-19-2010
20100206535HEAT EXCHANGERS HAVING BAFFLED MANIFOLDS - A heat exchanger for a fluid having a vapor-phase and a liquid-phase is provided. The heat exchanger includes a first manifold, a second manifold, a plurality of parallel channels, a mixing device, and one or more baffles. The parallel channels are in fluid communication with the first and second manifolds. The mixing device mixes the fluid flowing into the first manifold so that the fluid is a substantially homogeneous two-phase mixture of the vapor and liquid phases. The baffles are within the first manifold and ensure that the fluid enters the parallel channels as the substantially homogeneous two-phase mixture.08-19-2010
20100206533Heat exchanger - A heat exchanger includes a plurality of tubes in which a thermal fluid flows, and a tank located at one longitudinal end portion of each tube and is brazed to the longitudinal end portions of the tubes to communicate with the tubes. The tank and the tube are respectively made of clad material plates in each of which a brazing material is clad on at least one surface of a core material. The brazing material of the tank and the brazing material of the tube respectively include Si content. Furthermore, a rate of the Si content in the brazing material of the tank is lower than that in the brazing material of the tube, and is in a range larger than 0% and equal to or smaller than 6%. Thus, meltage of the tube due to molten brazing material can be reduced during brazing of the tube and the tank.08-19-2010
20100206532Multi-chamber heat exchanger header and method of making - A multi-chamber heat exchanger header includes a header housing and an insert. The header housing has a first wall and a second wall generally opposite the first wall where the first and second walls define a track. The insert is positioned to engage with the track such that the insert separates the header into first and second manifold chambers. A method for forming a multi-chamber heat exchanger header includes extruding a header housing having first and second manifold chambers and a track, positioning an insert in the header housing to engage with the track, and welding or brazing the insert to the header housing.08-19-2010
20120132407HEAT EXCHANGER MANIFOLD AND METHOD OF MANUFACTURE - This invention provides an efficient counter flow heat exchanger of various rectangular, cylindrical or spiral shapes, having two flow channels or more and four inlet/outlet or more. Wherein flow channels have a plurality of passageways created by interposing a roll formed metallic between metallic rectangular sheets to form the flow channel or chamber. Rectangular and roll formed sheets sealingly joined by linking means, preferably but not necessarily by continuous linear spot welding or argon welding process.05-31-2012
20100186935HEAT EXCHANGER - The invention is directed to a heat exchanger with optimal performance and a method of optimizing the performance of a heat exchanger. The heat exchanger has a first manifold, a second manifold and tubes extending therebetween. The tubes have at least one opening which extends through the entire length of the tubes. The method may include: governing the pressure drop in the heat exchanger by selecting different size openings or configurations of the tubes depending upon the type of refrigerant used and the properties thereof; optimizing the dimensions of the first manifold and second manifold, such that the ratio of manifold to tube size or manifold to tube opening cross sectional area yields low pressure drops and minimized the effects of pressure drop in the manifold and tube combination; and optimizing the ratio of the mass flow capacity of the first and second manifolds to the tubes flow capacity such that the first manifold has minimal or negligible mal-distribution effect when providing refrigerant to the tubes, thereby improving the overall performance of the heat exchanger.07-29-2010
20100051251CASING FOR HOLDING A FLUID FOR A HEAT EXCHANGER, METHOD FOR PRODUCING A CASING OF THIS TYPE AND HEAT EXCHANGER - The invention relates to a casing for holding a coolant for a heat exchanger (03-04-2010
20100270012AUTOMOTIVE HEAT EXCHANGER TO THE UNIFICATION OF HEADER AND TANK AND FABRICATING METHOD THEREOF - There are provided an automobile heat exchanger having a header formed integrally with a tank and a method of manufacturing the same, and, more particularly, an automobile heat exchanger comprising a top header pipe unit formed of a pair of header pipes and a bottom header pipe unit formed of a pair of header pipes, the top header pipe unit to be connected to top ends of tubes and the bottom header pipe unit to be connected to bottom ends thereof, and the header pipe including a header formed integrally with a tank. In the heat exchanger, each header pipe is manufactured in a welded type or folded type so that the header is formed integrally with the tank. Accordingly, unlike a conventional heat exchanger, the present invention does not require any separate metal mold or assembling means for assembling the header and tank. Consequently, the manufacturing cost is reduced and the manufacturing time is shortened by simplifying the processes. Furthermore, the pressure strength in the header-tank increases and the risk of leaking a heat exchanging medium decreases, to increase the efficiency of heat exchange. Further, the width wise sectional shapes of the top and bottom header pipe units are controlled so that the condensate generated on the surface of a plurality of the header pipes is easily discharged.10-28-2010
20120255716HEAT DISSIPATION DEVICE AND MANUFACTURING METHOD THEREOF - A heat dissipation device and a manufacturing method thereof. The heat dissipation device includes a first chamber defining a first cavity, a second chamber defining a second cavity, and multiple connection members each defining a passageway. First and second ends of the connection members are respectively connected with the first and second chambers in communication with the first and second cavities through the passageways. A working fluid is contained in the first cavity. When the working fluid is heated, the working fluid is evaporated into vapor. The vapor passes through the passageways into the second cavity. After reaching the second cavity, the vapor is condensed into liquid state. Then, the liquid goes back into the first cavity through the passageways to complete a working cycle and achieve heat dissipation effect.10-11-2012
20110108260HEAT EXCHANGER FIN INCLUDING LOUVERS - A heat exchanger includes a first header, a second header and heat exchange tubes that extend between the first header and the second header. A fm is located between two adjacent heat exchange tubes, and the fm includes fin plates each having louvers. Each of the louvers includes a first louver section, a second louver section and a third louver section between the first louver section and the second louver section. The third louver section includes a drain portion that extends downwardly relative to the first louver section and the second louver section.05-12-2011
20110120686DUAL-DIRECTIONAL COOLER - A heat exchanger for use in cooling a flow of compressed gas with a flow of cooling fluid includes a body portion having a first end, a second end, and a space between the first end and the second end. A tube bundle includes a first tube sheet, a second tube sheet, and a plurality of tubes extending between the first tube sheet and the second tube sheet. The tube bundle is insertable into the space from either the first end or the second end. A first head includes an inlet and an outlet, the first head connected to the first end and connectable to the second end and a second head is connected to the second end and connectable to the first end such that cooling fluid enters the inlet, passes through a portion of the plurality of tubes, contacts the second head and flows through a second portion of the plurality of tubes to the outlet.05-26-2011
20120325449GASKET MATERIAL FOR HEAT EXCHANGER, AND HEAT EXCHANGER USING THE SAME - A liquid silicone resin composition as a gasket material comprising a base resin, a first crosslinking agent for causing a crosslinking reaction of the base resin, a silane coupling agent, a second crosslinking agent for forming a bond to the silane coupling agent, and a silica filler is used to form a gasket in a heat exchanger. Using this liquid silicone composition, the adhesiveness of the gasket can be enhanced while ensuring the sealing reliability of the gasket compared with conventional gaskets. Even when a resin which is difficult to adhere a silicon resin is used as a material of the tank body, the adhesive force of the gasket to the tank body can be sufficiently increased.12-27-2012
20120318486HEAT EXCHANGER FOR STIRLING ENGINE - A heat exchanger for a stirling engine 12-20-2012
20110048689ARCHITECTURE FOR GAS COOLED PARALLEL MICROCHANNEL ARRAY COOLER - Effective utilization of a parallel flow air-cooled microchannel array at the micro electro mechanical systems (MEMS) scale is prohibited by unfavorable flow patterns in simple rectangular arrays. The primary problem encountered is the inability of the flow stream to penetrate a sufficient depth into the fin core to achieve the desired fin efficiency. Embodiments of the present invention overcome this problem using a manifold with open nozzle discharge and integrated lateral exhaust along with a microchannel array cooler with micro spreading cavities for internal air distribution.03-03-2011
20110226454HEAT EXCHANGER - A heat exchanger 09-22-2011
20110127023DESIGN CHARACTERISTICS FOR HEAT EXCHANGERS DISTRIBUTION INSERT - A heat exchanger includes heat exchange tubes, a manifold, and a distribution insert incorporating orifices that communicate a fluid into the manifold for distribution into the heat exchange tubes. A design characteristic of the distribution insert and another design characteristic of at least one of the distribution insert, the manifold and the heat exchange tubes are employed to determine an essential design relationship. The essential design relationship defines a design parameter, the value of which falls within a determined range of values.06-02-2011
20120298344HEADER FOR HEAT EXCHANGER - A header for a heat exchanger includes an elongate header plate having a pair of substantially parallel long edges. The header plate includes an elongate slot extending in a first direction across the header plate and a pair of ridges extending in a second direction along the header plate. The second direction is substantially perpendicular to the first direction. Edge regions of the header plate are formed on sides of the ridges adjacent the long edges. At least one of the edge regions lie in a first plane and crests of the ridges lie in a second plane. The first plane is substantially parallel to and offset from the second plane.11-29-2012
20120298343SUBSEA COOLER - The present invention regards a subsea cooling unit comprising a first header pipe (11-29-2012
20120080173HEAT EXCHANGER ASSEMBLY HAVING MULTIPLE HEAT EXCHANGERS - A heat exchanger assembly having first and second heat exchangers having a tube-fin construction. The first heat exchanger is configured to cool a first fluid. The second heat exchanger has a first portion for cooling the first fluid and a second portion for cooling a second fluid. Cooling air passes through the first heat exchanger before passing through the second heat exchanger.04-05-2012
20110247792HEAT EXCHANGER AND ITS MANUFACTURING METHOD - A heat exchanger 10-13-2011
20100230081Corrugated Micro Tube Heat Exchanger - A heat exchanger device having a plurality of substantially parallel tubes. Each tube has an outer diameter which is less than or equal to one millimeter and further includes a first end portion and a second end portion. A first manifold forms an inlet for the first fluid and further forms a plurality of first openings, whereby each of the first end portions of the parallel tubes is attached in a sealed manner to the first manifold so that each tube is in fluid communication with a respective one of the first openings. A second manifold spaced from and opposing the first manifold forms an outlet for the first fluid and further forms a plurality of second openings, whereby each of the second end portions of the parallel tubes is attached in a sealed manner to the second manifold so that each tube is in fluid communication with a respective one of the second openings. The plurality of substantially parallel tubes are laterally disposed relative to one another so that they form at least one corrugated pattern when viewed in an imaginary plane which intersects and is perpendicular to the longitudinal axes of the tubes.09-16-2010
20100230080TANK STRUCTURE OF HEAT EXCHANGER - In a tank structure of a heat exchanger 09-16-2010
20120318487HEAT EXCHANGER FOR AIR CONDITIONER - A heat exchanger comprises a plurality of refrigerant tubes. In a flow divider, a part of a plurality of capillary tubes is connected to an open end portion on a side of a front tube plate, and a remainder of the plurality of the capillary tubes is connected to an open end portion on a side of a rear tube plate. The plurality of refrigerant tubes include even number refrigerant tubes constituted by an even number of heat transfer tube portions and odd number refrigerant tubes constituted by an odd number of heat transfer tube portions.12-20-2012
20120090823Storage Exchanger Provided With Storage Material, And Air Conditioning Loop Or Cooling Circuit Including Such A Heat Exchanger - The invention relates to a storage heat exchanger (04-19-2012
20100170668HEAT EXCHANGER HAVING A PLASTIC COLLECTING TANK - The invention relates to a heat exchanger, such as, for example, a liquid cooler, charge air cooler or the like, having two-part collecting tanks which are composed entirely of plastic and have inlet or outlet connecting pipes. One collecting tank part can have openings for receiving the ends of tubes, with the tube ends being adhesively connected therein, and with the two collecting tank parts being welded to one another at a weld seam which runs around the periphery of their walls. The two tank parts form an oval to round collecting tank cross section between the tubes, and the weld seam is situated in a seam preparation which is formed as a thickened portion of the walls of the tank parts. As a result of the invention, the heat exchanger is of particularly pressure-resistant design and is very production-friendly.07-08-2010
20110253354Condenser - A first header tank to which first heat exchange tubes of third and fourth heat exchange paths are connected and a second header tank to which second heat exchange tubes of first and second heat exchange paths are connected are provided at one end of a condenser. The upper end of the first header tank is located above the lower end of the second header tank. The first header tank has a function of separating gas and liquid and storing the liquid. The first heat exchange tubes have projecting portions at their ends located on the side toward the first header tank. A corrosion prevention member having a function of corroding sacrificially for the first heat exchange tubes is disposed in a clearance between the projecting portion of the upper-end first heat exchange tube and the lower end of the second header tank.10-20-2011
20130168069HEAT EXCHANGER TANK GROOVE GEOMETRY - A heat exchanger includes a plurality of tubes extending between two tank bodies. At least one tank body includes a crown portion. At least one groove is formed in the crown portion. In order to avoid the creation of a thinner wall section in the crown portion, the inner and outer surfaces that form the groove are offset from each other.07-04-2013
20100078159HEAT EXCHANGER - A heat exchanger, having a unit for draining condensed water collected in a lower portion of a heat exchanger core, is provided. The heat exchanger includes an upper header tank and a lower header tank; a plurality of tubes communicating with both the upper header tank and the lower header tank; a plurality of fins provided between neighboring tubes; and a plurality of condensed water drain units provided with respective fitting parts closely fitted onto ends of the tubes, wherein the condensed water drain units drain condensed water, collected in a space defined by the lower header tank, the tubes and the fins.04-01-2010
20130112384HEAT EXCHANGER - Provided are a heat exchanger that does not impede downsizing and removes water in the heat absorbing pipe adequately with a simple configuration even when the reduction in diameter of the heat absorbing pipe is made. A heat exchanger 05-09-2013
20130126141HEAT EXCHANGER - A heat exchanger 05-23-2013
20130126140HEAT EXCHANGER - A heat exchanger is provided. The heat exchanger may include a plurality of refrigerant tubes extending in a horizontal direction, at least one fin coupled to the plurality of refrigerant tubes, a vertically oriented header coupled to corresponding ends of the plurality of refrigerant tubes, the header distributing refrigerant into the plurality of refrigerant tubes, and a partition device that partitions an inner space of the header, the partition device including at least two through holes that guide refrigerant into the plurality of refrigerant tubes.05-23-2013
20080202737Heat Exchanger, Box for Receiving a Fluid for a Heat Exchanger, and Method for the Production of Such a Box - The invention relates to a box for receiving a coolant for a heat exchanger (08-28-2008
20110220336HEAT EXCHANGER - A heat exchanger 09-15-2011
20110226453Heat exchanger and method of manufacture - This invention relates to a heat exchanger and to a method of manufacturing a heat exchanger. The heat exchanger has a number of tubes and at least one tube plate. The ends of each tube are located in a respective opening in the tube plate(s). The ends of each tube contain a respective insert, the insert acting to expand the end of the tube into sealing engagement with the tube plate.09-22-2011
20100307726Multi-Stage Multi-Tube Shell-and-Tube Reactor - A multi-stage, multi-tube, shell-and-tube reactor which contains reaction zones and interstage temperature control (cooling/heating) zones in series. The reactor has at least two types of zones which both contribute to removing or supplying heat to the system depending on the system's need. The reactor will have a group of reaction zones which contain tubes packed with catalyst to progress the reaction and remove or supply heat simultaneously. There are also a number of interstage temperature control (cooling/heating) zones which are designed to supply or remove heat to or from the system. The positioning, number, and design of the zones will depend on the amount of temperature control desired and exothermic or endothermic nature of the processes to be conducted in the reactor.12-09-2010
20110232884HEAT EXCHANGER - A heat exchanger comprises: a first header; a second header; a plurality of tubes spaced apart from each other and each connected between the first and second headers in fluid communication therewith; and a plurality of fins each disposed between adjacent tubes, in which the heat exchanger has a bent portion between the first and second headers such that the heat exchanger is divided into first and second heat exchanger portions which are located at two sides of the bent portion respectively, and a heat transfer coefficient of the second heat exchanger portion is greater than that of the first heat exchanger portion. The heat exchanger according to embodiments of the present disclosure is bent into a substantially inverted V-shape, and the capacities of the heat exchanger on two sides of the bending position are identical, thus improving the heat exchange performance.09-29-2011
20130180695HEADER UNIT AND HEAT EXCHANGER HAVING THE SAME - A header unit having an improved assembly method of a body and a header and a heat exchanger having the same, capable of preventing a body from being incompletely bonded to a cover at an inner side of the header as a result of the instability of a manufacturing process, and thus capable of preventing the leaking of the refrigerant in between two tanks at an inside of the header. The heat exchanger includes a body, and a cover coupled to the body, wherein the body includes a base part forming a bottom surface of the body, and a middle partition protrudedly formed from the base part, and the cover includes a coupling groove to which the middle partition of the body is coupled while passing through the coupling groove.07-18-2013
20110303401Evaporator - A leeward tube row of an evaporator includes first to third tube groups, and a windward tube row thereof includes fourth and fifth tube groups. Within a third section of a leeward upper header portion with which heat exchange tubes of the third tube group communicate, a resistance member for flow division is provided so as to divide the interior of the third section into a first space which the heat exchange tubes face, and a second space which is separated from the first space and into which refrigerant flows. The resistance member for flow division has a plurality of refrigerant passage holes. The leeward upper header portion has a flow cutoff member for preventing flow of refrigerant into the first space of the third section. The third section of the leeward upper header portion communicates with the fourth section of the windward upper header portion via refrigerant communication passages.12-15-2011
20120018135HEADER PLATE, A HEAT EXCHANGER, A METHOD OF MAKING A HEADER PLATE AND A METHOD OF MAKING A HEAT EXCHANGER - A header plate for a heat exchanger, the header plate comprising a main part defining a plurality of slots to receive tubes, and the header plate including edges for attachment to a tank, the header plate being folded over onto itself at the said edges.01-26-2012
20120085523MONOLITHIC COLD PLATE CONFIGURATION - A cold plate assembly includes a monolithic cold plate which defines a trough located to intersect a fluid path.04-12-2012
20130206378CONDENSER HAVING A RECEIVER/DEHYDRATOR TOP ENTRANCE WITH COMMUNICATION CAPABLE OF STABILIZED CHARGE PLATEAU - A sub-cooled condenser for an air conditioning system includes a condenser portion, a sub-cooler portion located below that of the condenser portion, an integral receiver tank having an upper receiver first chamber with a first fluid port in hydraulic connection with the condenser portion and a lower receiver second chamber having a second fluid port in hydraulic connection with the sub-cooler portion, and a refrigerant conduit disposed in the receiver tank. The refrigerant conduit may include a top entry end extending into the upper receiver first chamber and a bottom discharge end extending in the lower receiver second chamber, wherein the bottom discharge end may extend below the second fluid port. The condenser portion may include multiple passes in which the refrigerant flows in an upward direction from the inlet of the condenser portion to the first fluid port that is in hydraulic connection to the upper receiver first chamber.08-15-2013

Patent applications in class With manifold type header or header plate

Patent applications in all subclasses With manifold type header or header plate