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Heat exchanger or boiler making

Subclass of:

029 - Metal working

029592000 - METHOD OF MECHANICAL MANUFACTURE

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
029890032 Heat pipe device making 26
029890045 Tube with heat transfer means 18
029890033 Solar energy device making 16
029890053 Tube making or reforming 10
029890031 Repairing, converting, servicing or salvaging 9
029890054 With metallurgical bonding 7
029890035 Cooling apparatus making, e.g., air conditioner, refrigerator 6
029890051 Boiler making 5
20120180316WATER HEATER OR STEAM GENERATOR - The water heater (07-19-2012
20100269345MEMBRANE SEAL FOR WATER HEATER TANK SPUDS - A method of manufacturing a water heater includes the steps of providing a water heater tank having an interior and an exterior, the tank also including a first aperture communicating between the interior and exterior, providing a spud having an internally threaded aperture and placing a membrane between the spud and the tank such that the membrane covers the first aperture. Thereafter, the method also includes the steps of welding the spud and the membrane to the tank, and thereafter forming a second aperture in the membrane so that the threaded aperture of the spud communicates with the interior of the tank via the first and second apertures.10-28-2010
20090265935Method for assembling a steam generator - A method for assembling a steam generator includes parallel assembly of the boiler framework and preassembly of assembly modules, and hoisting of the assembly modules into the boiler framework. The outer roof section of the boiler framework roof is then assembled. The inner roof section and the internal components are assembled simultaneously with assembly of the boiler wall in the upper section of the steam generator. The segments of the external support pipes are mounted into the assembly modules and subsequently connected at their module joints the external support pipes are mounted in the final position in the outer roof section. The buckstays and the header tie bars are mounted headers to the boiler wall or to the external support pipes. The auxiliary steel structure of the assembly modules the suspension equipment of the curtain walls are dismantled.10-29-2009
20110094105Retrofit Method for Pulverized Coal Boiler - A method for retrofitting a pulverized coal boiler in an air combustion boiler system is disclosed, which has a plurality of burners over a plurality of stages along the vertical direction on a wall surface of a furnace of the pulverized coal boiler and an after-air port for introducing air for two-stage combustion located above the burners to retrofit into a two-stage combustion pulverized coal boiler in an oxyfuel combustion boiler system.04-28-2011
20130097863Boiler Tube Clamp and Method of Using Same - A boiler tube clamp including a first portion having a first substantially U-shaped midsection with a first inner surface configured for receiving and pressing against one side of a boiler tube, a first hinge member arranged on one end of the first midsection, and a threaded bolt hingedly attached to the other end of the first midsection, and a second portion having a second substantially U-shaped midsection with a second inner surface configured for receiving and pressing against the other side of the boiler tube. The clamp further includes a second hinge member arranged on one end of the second midsection and hingedly connected to the first hinge member so that the first inner surface and the second inner surface close toward one another. An open slot is arranged at the other end of the second midsection configured for detachably receiving the threaded bolt. A lip extends radially out from an outer surface of the second midsection and arranged adjacent to an edge thereof. A jackscrew extends through the lip for adjusting the distance a boiler tube contained by the clamp extends into a boiler through a boiler header.04-25-2013
029890036 Tube inside tube 4
20130074342HEAT EXCHANGER TUBE AND METHOD OF MAKING - A method of forming a tube for a heat exchanger includes advancing an expansion tool into a tube a first time and engaging the expansion tool with the tube to expand the tube diametrically at least partially along a length of the tube. The expansion tool is at least partially retracted from the tube. The expansion tool is advanced into the tube one or more subsequent times thereby engaging the expansion tool with the tube one or more subsequent times to further expand the tube at least partially along the length of the tube.03-28-2013
20110197444METHOD OF MANUFACTURING OIL COOLER FOR AUTOMATIC TRANSMISSION - A method of manufacturing an oil cooler for an automatic transmission includes: forming an inner pipe and an outer pipe, welding the plate and cutting the pipe; forming a boss using a cold forged rod; forming a brazing washer; forming a flow hole in both ends of the outer pipe and pass oil through the flow hole; compressing and fixing the brazing washer and the boss; forming a heat radiation fin; assembling the outer pipe in which the boss is fixed, the heat radiation fin plated with copper, and the inner pipe; sequentially expanding the inner pipe at its both ends in the radial direction; closely contacting the heat radiation fin with the inner pipe and the outer pipe; mounting brazing rings in the both expanded ends of the inner pipe and mounting a workpiece of the oil cooler in a brazing jig.08-18-2011
20090199402PIPE EXPANSION METHOD - A pipe expansion method capable of reducing an inspection range (area) of a heat-transfer pipe secured to a pipe plate and capable of shortening the time required for inspection is provided. In a pipe expansion method for securing a heat-transfer pipe inserted in a pipe hole of a pipe plate by expanding the pipe, after tightly fitting an outer circumferential surface of the heat-transfer pipe to an inner circumferential surface of the pipe hole from a primary-side end face to a secondary-side end face of the pipe plate, surface pressure between the heat-transfer pipe and the pipe plate is further increased in a predetermined range from the secondary-side end face, or close to the secondary-side end face, towards the primary-side end face.08-13-2009
20090133259METHOD FOR MANUFACTURING HYDROGEN GENERATOR - A method for manufacturing a hydrogen generator of the present invention is a method for manufacturing a hydrogen generator including: a water evaporator which has an inner tube, an outer tube, and a spacer disposed between the inner tube and the outer tube and in which a passage defined by the spacer is supplied with water and a raw material and heated to generate a material gas containing steam; and a reformer which has catalyst and in which the catalyst is heated to generate the material gas containing the steam from the material gas containing the steam, and the method includes: a disposing step (S05-28-2009
029890039 Sheet joined to sheet 4
20100077615METHOD FOR MANUFACTURING A PLATE-TYPE HEAT PIPE - A method for manufacturing a plate-type heat pipe includes the steps of: offering a top plate, a base plate, a wick structure adhered to the base plate; securing the top plate onto the base plate to make the top plate contact with the base plate; offering a microwave oven which includes a cover and a heating member located at a center portion of the cover, the cover defining an opening at a side thereof to allow microwave to enter the cover, the heating member defining a chamber; putting the secured top and base plates into the chamber of the heating member and turning on the microwave oven to make the microwave produced by the microwave oven enter the cover, the heating member absorbing the microwave and transforming the microwave to heat energy to heat the plate-type heat pipe, whereby the base and top plates are heated and hermetically assembled together.04-01-2010
20100064518Fabrication process for a flexible, thin thermal spreader - The present invention is a method for fabricating a thermal spreader. The method may include laminating a plurality of layer portions together to fabricate a mechanically flexible substrate. The method may further include providing an internal channel within the mechanically flexible substrate, the internal channel configured for containing an electrically-conductive liquid, the internal channel being further configured to allow for closed-loop flow of the electrically-conductive liquid within the internal channel. The method may further include integrating a pump with the mechanically flexible substrate. The method may further include fabricating a plurality of rigid metal inserts. The method may further include forming a plurality of extension portions on a surface of each rigid metal insert included in the plurality of rigid metal inserts. The method may further include connecting the plurality of rigid metal inserts to the mechanically flexible substrate.03-18-2010
20110005076METHOD FOR CONNECTING AT LEAST TWO HEAT EXCHANGER PLATES - The invention relates to a method for connecting at least two heat exchanger plates so as to form a plate packet for a heat exchanger, said plate packet being provided with at least one passage defined by through holes in the heat exchanger plates. With the aid of this method, the heat exchanger plates are to be braced well to one another so that high-quality welding seams having a high strength can be produced. To this end, the invention suggests that two respective heat exchanger plates should be clamped together in the proximity of the edge of the future through hole, and that the respective heat exchanger plates should be welded to one another in pairs with at least one circumferentially extending welding seam marking the edge of the future through hole, the diameter of at least one circumferentially extending welding seam being at least as large as the diameter of the future through hole, and that the through hole should subsequently be cut out of the heat exchanger plates that have been welded together.01-13-2011
20080282542FLEXIBLE HEAT SINK - A method of making a flexible heat sink is provided. The method includes the steps of (i) providing a first polymer composition having a multiplicity of thermally conductive particles; (ii) providing a second polymer composition having a multiplicity of non-spherical thermally conductive particles; (iii) forming a heat sink base from the first and/or second polymer; and (iv) forming a multiplicity of elongated protrusions contiguous with the heat sink base from the second polymer and optionally also from the first polymer11-20-2008
029890043 Tube joint and tube plate structure 3
20090139089METHOD OF JOINING MEMBERS - A method for joining members capable of firmly joining a first member made of a tubular member, such as, e.g., a pipe, to a second member is provided. The following items are prepared: a tubular first member 06-04-2009
20100139094Method and System for Manufacturing Aluminum Tube and Fin Heat Exchanger Using Open Flame Brazing, and Product Produced Thereby - According to the preferred embodiment, an improved method and apparatus for the manufacturing of an aluminum tube and aluminum fin heat exchanger that includes steps for pneumatic cleaning, thermal cleaning, and uncontrolled-atmosphere open-flame autobrazing of hairpins to return bend fittings. The method uses a tube lubrication system that is adjustable to control amount of lubrication applied to the tube prior to final expansion. The method uses a pneumatic coil cleaning station that is adjusted to reduce the residual oil particulate from the expansion process required to be thermally cleaned.06-10-2010
20130180109METHOD OF JOINING TUBE AND TUBE SHEET IN SHELL & TUBE HEAT EXCHANGER - A method of joining tubes that are regularly arranged in a shell & tube heat exchanger to tube sheets placed at opposite ends of the tubes and a shell & tube heat exchanger produced by the method. The method of joining the tubes to the tube sheets includes: forming a tube sheet groove in a surface of the tube sheet at a location spaced apart from a tube insert hole of the tube sheet by a predetermined distance, and forming a tube holding groove in an inner surface of the tube insert hole; inserting the tube into the tube insert hole of the tube sheet and expanding the tube; and performing both tube side welding and shell side welding so as to join the tube to the tube sheet.07-18-2013
029890034 Regenerator or recuperator making 2
20100122461COMPACT SPRING LOADED FUEL CELL MONOPOLAR STACK - A spring assembly for use with a direct oxidation fuel cell system is provided. The spring assembly includes a pair of spring elements, placed over each of the major dimensions of the fuel cell, such that the top and bottom spring elements provide at least a portion of the load to the fuel cell for the required compression. The springs are designed to be fully compressed under the design pressure and are held in the compressed state by two side clamps thus providing a uniform planar pressure distribution across the fuel cell system. The spring elements each include several grooves formed therein extending towards center of the element. The side clamps include fastening members which are fingerlike extensions that fit within the grooves of the spring elements to hold the springs in tight engagement over the fuel cell system, with out bolts, pins or other fasteners.05-20-2010
20100299924Involute Foil Regenerator - A regenerator having a plurality of involute foils disposed in an annular gap between an inner cylindrical tube and an outer cylindrical tube. The involute shape of the foils provides uniform spacing throughout the entire regenerator and substantial surface area for fluid contact.12-02-2010
029890052 Header or manifold making 2
20100031507Method for manifold manufacture and assembly - A manifold assembly for a heat exchanger is manufactured and assembled by separately molding a tank portion and a header portion, and assembling the tank and header portions together by positioning them relative to each other and injecting a sealing substance in a cavity that is formed when the portions are so positioned. Ribs are incorporated in the tank and header portions to increase the interface area between the molded portions and the sealing substance, to achieve a mechanically sound, leak proof assembly without using gaskets or fasteners.02-11-2010
20100115771HEAT EXCHANGER, HEAT EXCHANGER TUBES AND METHOD - A method of manufacturing a heat exchanger core, including providing a plurality of flat tubes having a plurality of flow channels therein, forming at least a portion of each of said flat tubes to define an arcuate tube cross-section, piercing a first and a second header to produce a series of slotted openings therein, assembling the first and second headers to first and second ends, respectively, of the plurality of tubes, and placing the assembled tubes and headers into an elevated temperature environment to cause a braze alloy cladding on either the tubes or the headers or the tubes and the headers to flow and form brazed joints between the tubes and headers. Forming the portion of each of said flat tubes to define the arcuate tube cross-section includes forming an arc extending between an air inlet side and an air outlet side of the tube.05-13-2010
Entries
DocumentTitleDate
20130074339Overmolded Dual In-Line Memory Module Cooling Structure - Methods, apparatuses, and computer program products for forming an overmolded dual in-line memory module (DIMM) cooling structure are provided. Embodiments include identifying, by a tagging module, contextual information indicating circumstances in which the photograph was taken; based on the contextual information, selecting, by the tagging module, candidate profiles from a plurality of friend profiles associated with a profile of a user; and suggesting, by the tagging module to the user, the selected candidate profiles as potential friends to tag in the photograph.03-28-2013
20110192027THERMALLY CONDUCTIVE COMPOSITE INTERFACE, COOLED ELECTRONIC ASSEMBLIES EMPLOYING THE SAME, AND METHODS OF FABRICATION THEREOF - A composite interface and methods of fabrication are provided for coupling a cooling assembly to an electronic device. The interface includes a plurality of thermally conductive wires formed of a first material having a first thermal conductivity, and a thermal interface material at least partially surrounding the wires. The interface material, which thermally interfaces the cooling assembly to a surface to be cooled of the electronic device, is a second material having a second thermal conductivity, wherein the first thermal conductivity is greater than the second thermal conductivity. At least some wires reside partially over a first region of higher heat flux and extend partially over a second region of lower heat flux, wherein the first and second regions are different regions of the surface to he cooled. These wires function as thermal spreaders facilitating heat transfer from the surface to be cooled to the cooling assembly.08-11-2011
20090025223HEAT EXCHANGER WITH ANGLED SECONDARY FINS EXTENDING FROM PRIMARY FINS - A heat exchanger, method of fabrication and cooled electronics system employing the heat exchanger are provided. The heat exchanger, which in one embodiment cools air provided to heat generating components of a computer system, is disposed at an angle with respect to a direction of airflow. The heat exchanger includes a plurality of primary fins oriented parallel, and at least one plurality of secondary fins extending from at least one of a leading edge and a trailing edge of the plurality of primary fins. Each secondary fin extends from a respective primary fin at an angle other than 0° to facilitate airflow through the heat exchanger. Additionally, the secondary fins are fixedly positioned relative to and integral with the primary fins, thereby providing an increased heat transfer surface area.01-29-2009
20130074340METHOD OF MANUFACTURING HEAT EXCHANGER - A method of manufacturing a heat exchanger includes forming elongated holes in two connection walls among a plurality of connection walls to be laminated, and forming paired notches on a claw forming portion of the remaining connection wall facing the elongated holes. A longitudinally intermediate portion of the claw forming portion is pressed toward the other end to break the claw forming portion at the longitudinal center and bend the claw forming portion at the notches to thereby form two claws forming pieces and form bent portions at the distal ends of the claws forming pieces. The claws forming pieces are bent at the notches to form claws. Distal end portions of the claws are bent outward to form fold-back portions, which are engaged with the outer surface of the connection wall at the other end, whereby all the connection walls are provisionally fixed together.03-28-2013
20090249624METHOD OF MAKING HEAT SINK - A method of making a heat sink (10-08-2009
20130055569SEAL PACKING ASSEMBLY APPARATUS AND METHOD OF ASSEMBLY OF SEAL PACKING - A seal packing assembly apparatus which assembles a seal packing into a core plate used as a component of a heat exchanger, which apparatus is provided with rollers which push a seal packing into a groove of a core plate while moving by rolling along the groove and guide members which abut against the core plate, the rollers being supported so as to displace matching the shape of the core plate by the reaction force which the guide members receive from the core plate, whereby the reliably of assembly of the seal packing is improved.03-07-2013
20100269343Method for Manufacture of Integrated Ridge Vent and Heat Exchanger - A flexible heat exchanger is incorporated into a ridge vent to form an assembly. The heat exchanger operates by collecting thermal energy (heat) from heated air exhausting from the attic space via the ridge vent. Air in the attic space is typically heated by the solar energy falling on the roof. Heat from this air is transferred through the wall of heat exchange tubes integrated into the ridge vent. The flow of heated air around the outside of the tubes is driven by the column of heated air that forms in the attic space, similar to the draft in a chimney. The chimney effect in the attic space circulates the flow of outside air into the soffit vents through the attic space where it is heated and then exhausted out the ridge vent, passing by and around the tubes before it exits.10-28-2010
20100269342METHOD OF MAKING RADIAL DESIGN OXYGENATOR WITH HEAT EXCHANGER - Described is a method of making an apparatus for oxygenating and controlling the temperature of blood in an extracorporeal circuit, the steps comprising: providing a core through which blood can be supplied to the apparatus from a patient; providing a heat exchanger about the core such that blood from the core can move radially outward through the heat exchanger; providing an oxygenator about the heat exchanger such that blood from the heat exchanger can move radially outward through the oxygenator; and placing the core, heat exchanger and oxygenator in a housing that includes an inlet in communication with the core and an outlet that is located radially outward from the inlet in order to define a flowpath for blood through the apparatus.10-28-2010
20100269341Green sink - It is an object of this invention to provide a method of maintaining a constant or variable water temperature in kitchen sinks, bathroom sinks, bathtubs, baby tubs, pet dishes (stop from freezing in the winter) and a wide variety of liquid containers such as cattle and horse water troughs, banquet food warmers (to replace sterno heat source) commercial sinks an portable liquid containers. For example, keeping the water warm or hot enough to do more dishes without draining the sink of cold water in order to replace it with warm or hot water, could potentially save millions of gallons of water across the country every day.10-28-2010
20130061474SYSTEM AND METHOD FOR MANUFACTURING A HEAT EXCHANGER - A method for manufacturing a heat exchanger includes joining a first conductive sheet to a second conductive sheet to define a plurality of separate volumes in a blank envelope, creating an aperture in each separate volume in the blank envelope, and heating the blank envelope. The method further includes pressurizing each separate volume through the apertures, hot plastic forming the blank envelope into a formed envelope, and assembling a plurality of formed envelopes into a heat exchanger core, wherein the heat exchanger core includes a fluid passage outside of the formed envelopes, wherein the fluid passage is defined by adjacent formed envelopes, and wherein the fluid passage extends across a dimension of the heat exchanger core.03-14-2013
20100088891METHOD FOR MAKING BRAZED HEAT EXCHANGER AND APPARATUS - 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. An enhanced boiling layer (EBL) comprising metal particles bonded to each other and to a boiling side of the metal wall provides nucleate boiling pores to improve heat transfer. The EBL has a melting temperature that is higher than the melting temperature of the brazing material. Also disclosed is a process for assembling the heat exchanger.04-15-2010
20110192026PRESS FITTING METHOD FOR HEAT PIPE AND HEAT SINK - A press fitting method for heat pipe and heat sink includes the following steps. a) At least a heat pipe and a heat sink conducting heat to the heat pipe are provided. The heat sink is one of a heat conducting plate or a fin module. The heat sink has a groove for receiving the heat pipe. b) The heat pipe is placed into the groove. c) An end of the heat pipe or the heat pipe under the fins is pressed by a press mold so as to be deformed and fit to the groove as one. Through the above steps, an efficient and quick method is provided and the heat pipe will be tightly fitted to the heat sink so as to achieve a better heat dissipation.08-11-2011
20100101088Method of manufacturing a heat sink pedestal device with interface medium chamber - A heat sink pedestal device allows for the use of generic thermal units such as heat sinks. An interposer configured to fit a specific device under test is mounted to a retainer. The retainer firmly holds the interposer in position. In addition, the retainer may be mounted to a thermal unit. An interface sealant with a diameter less than that of the interposer, creating the perimeter of an interface medium chamber, is positioned at the periphery of the interposer between the interposer and the thermal unit. Interface material, having high thermal conductive properties, is positioned within the interface sealant. The interface medium chamber provides a high thermally conductive interface between the interposer and the thermal unit. In addition, the heat sink pedestal device minimizes customization because it allows a single heat sink or thermal unit assembly to be used to accommodate a wide range of unit sizes.04-29-2010
20100037461PATTERNED STRUCTURE FOR A THERMAL INTERFACE - A method for producing a plate with a first face with protrusions confined by first and second grooves includes steps of: etching recessed zones into a plate; depositing a photoresist layer on the plate; forming a passivation layer over the photoresist layer; removing the passivation layer at the bottom of the recessed zones; electroplating metal in the recessed zones; removing the passivation layer; removing the photoresist layer; and removing the semiconductor material to expose the first and second grooves.02-18-2010
20090217526METHOD FOR PRODUCING AN ADSORPTION HEAT EXCHANGER - The invention relates to a method for producing an adsorption heat exchanger, which is characterized by the following Steps: producing a heat exchanger structure; forming an adhesive layer (09-03-2009
20100083500LEVELING METHOD FOR BURYING EVAPORATING SECTION OF HEAT PIPE INTO THERMALLY CONDUCTIVE SEAT - A leveling method for burying an evaporating section of a heat pipe into a thermally conductive seat is provided for an assembly of heat pipe and heat-conducting seat by simultaneously making the evaporating section of heat pipe partially formed into a flat surface when the evaporating section of heat pipe is being burying into the thermally conductive seat. Furthermore, in cooperation with a stamping machine, the leveling method is to make a multiple steps of press-fitting process to an evaporating section of heat pipe under a condition that there is no need to change the stamping die.04-08-2010
20130097862DRY-COOLING UNIT WITH GRAVITY-ASSISTED COOLANT FLOW - A method of fabricating a cooling unit is provided to facilitate cooling coolant passing through a coolant loop. The cooling unit includes one or more heat rejection units and an elevated coolant tank. The heat rejection unit(s) rejects heat from coolant passing through the coolant loop to air passing across the heat rejection unit. The heat rejection unit(s) includes one or more heat exchange assemblies coupled to the coolant loop for at least a portion of coolant to pass through the one or more heat exchange assemblies. The elevated coolant tank, which is elevated above at least a portion of the coolant loop, is coupled in fluid communication with the one or more heat exchange assemblies of the heat rejection unit(s), and facilitates return of coolant to the coolant loop at a substantially constant pressure.04-25-2013
20090038154THERMAL SPREADER USING THERMAL CONDUITS - A thermal spreading device disposable between electronic circuitry and a heat sink includes a substrate having parallel first and second faces and conduits extending through the substrate between the faces. The substrate material has a first thermal conductivity value in a direction parallel to the faces and a second thermal conductivity value in a direction normal to the faces, with the second thermal conductivity value being less than the first thermal conductivity value. The conduit material has a thermal conductivity value associated with it, with the thermal conductivity value being greater than the second thermal conductivity value of the substrate. One method of fabricating the thermal spreading device includes disposing a molding material radially about the rods and hardening the material. Other methods include press fitting and shrink fitting the rods into a substrate material.02-12-2009
20110203111HEAT EXCHANGER, METHOD FOR MANUFACTURING THE HEAT EXCHANGER, AND METHOD FOR MANUFACTURING HEART-LUNG MACHINE - A heat exchange module 08-25-2011
20080216317Production Method for Radiators - An improved method of producing radiators, for heating plants, comprising a vertical tube (09-11-2008
20090113711HEAT EXCHANGER AND METHOD FOR MANUFACTURING THE SAME - There is provided a method of manufacturing a heat exchanger, including a first step of mounting an end part of flat tube to a header, assembling the flat tube and fins, and sealing a part where the header and the end part is attached, and a second step of increasing an internal pressure of the flat tube to expand other part of flat tubes aside from the end parts with respect to the end part of the tube in order to make the fins and the other part of the flat tube in contact each other. According to this method of manufacturing, in the second step, the other part of the flat tube that passes through the fins is expanded, so that it is possible to mechanically join the flat tube and the fins, and a plate fin-type heat exchanger with high strength and heat exchange efficiency can be easily provided.05-07-2009
20090139088Method of manufacturing heat radiating fin - In a method of manufacturing heat radiating fin, the technique of plastic working, such as stamping, is employed to apply an external force against a sheet metal material serving as a raw material for forming the heat radiating fin, so that the sheet metal material generates plastic deformation to form a plurality of recessed portions on a front side thereof. Meanwhile, a plurality of protruded portions is correspondingly formed on a rear side of the sheet metal material behind the recessed portions. Any two heat radiating fins so manufactured may be easily stacked and connected together with the protruded portions on a rear or higher heat radiating fin partially extended into the recessed portions on a front or lower heat radiating fin.06-04-2009
20090025222Method for manufacturing heat radiator having plate-shaped fins - A gouging tool (01-29-2009
20110138627HEAT SINK MATERIAL, MANUFACTURING METHOD FOR THE SAME, AND SEMICONDUCTOR LASER DEVICE - Provided are a heat sink material made of an alloy or a composite material including two or more types of elements which has an end surface that makes possible formation of an edge portion on which at least a laser element is mounted, a manufacturing method for the same, and a semiconductor laser device including the heat sink material. A heat sink material (06-16-2011
20080313903Heat Exchanger, Method for Manufacturing the Heat Exchanger, and Method for Manufacturing Heart-Lung Machine - A heat exchange module 12-25-2008
20090241340METHOD OF MANUFACTURING HEAT SINK FOR MEMORY MODULE - A method of manufacturing a heat sink for a memory module is provided to remarkably improve its productivity by treating a plurality of heat sinks, which are arranged at a pre-determined interval, as a single body in detaching, painting and adhesive pad adhering steps to reduce a manufacturing cost, and improve its merchantability by interrupting direct contact between the heat sinks to prevent scratch of the heat sinks. The method of manufacturing a heat sink for a memory module comprises cutting and detaching the heat sink from a metal plate coil by using a press device. The heat sinks are connected to a heat sink molded sheet at a pre-determined interval through a bridge, and are detached from the heat sink molded sheet by the press device. After the cutting and detaching steps, the heat sink molded sheet (10-01-2009
20080307650Method of manufacturing heat exchanger and apparatus for manufacturing heat exchanger - In a method of manufacturing a heat exchanger, a liquid resin is applied to an outer surface of the heat exchanger, and then surplus liquid resin is removed from the outer surface. In removing the surplus liquid resin, before a first air having a first velocity is directed to the heat exchanger for blowing the surplus liquid resin off the heat exchanger, a second air having a second velocity lower than the first velocity is directed to the heat exchanger to remove the surplus liquid resin from the heat exchanger by moving the surplus liquid resin along the outer surface of the heat exchanger. The second air is directed toward the heat exchanger by a second blower before the first air is directed toward the heat exchanger by a first blower.12-18-2008
20080307649HEAT PIPE APPARATUS AND METHOD - In one embodiment, a thermal protection device for dissipating heat includes a shell having an outer shell surface and an inner shell surface defining a hollow inner shell chamber. A plurality of porous wick structures are disposed against each other within the hollow inner shell chamber. Each porous wick structure comprises an outer wick surface which is disposed at least one of against and near the inner shell surface and a porous inner wick surface defining a hollow inner wick chamber. A plurality of porous wick lid members are provided. The porous wick lid members are disposed between the porous wick structures within the hollow inner shell chamber of the shell. A cooling substance is disposed within the plurality of porous wick structures.12-18-2008
20120240401MANUFACTURING METHOD OF A HEAT SINK - A manufacturing method of a heat sink is disclosed. A board having a first width is transported to a machine tool. The board is punched to form multiple sheet bodies. A bent part is formed on a terminal end of each sheet body having a second width. A first combined part protrudes from the bent part. A second combined part is hollowly disposed on the edge of the bent part as an indentation corresponding to the first combined part. The bent part is bent to stand correspondingly to each of the sheet bodies. Each sheet body is cut to form multiple heat dissipation fins. The second width is equal to the first width. When the heat dissipation fins overlap with each other, the first combined part of one heat dissipation fin is connected to the second combined part of another dissipation fin.09-27-2012
20090313827METHOD AND A TOOL FOR MANUFACTURING HEAT RADIATOR - A method and a tool for manufacturing heat radiators are used to assemble a plurality of radiating fins to a heat transferring base. The method includes the steps of putting the radiating fins on the heat transferring base, putting blades between the radiating fins from at least one side of the heat transferring base, and pressing the blades to deform the heat transferring base to make the heat transferring base tightly fitted with the radiating fins. The tool includes a group of cutters and a pressing part. The cutter has blades having edges and pressing portions opposite to the edges. When the radiating fins are connected to the heat transferring base, the cutter may move between the radiating fins in a direction parallel to the heat transferring base. The pressing part is used for pressing the pressing portion to make the edges deform the heat transferring base, which forces the heat transferring base to be tightly fitted with the radiating fins.12-24-2009
20080313902Method for fabricating heat-dissipating base structure - A method for fabricating a heat-dissipating base structure is disclosed. The method includes (1) providing a plurality of heat-dissipating fins arranged in parallel, each having at least a first through hole and a second through hole corresponding to the first through hole formed thereon at corresponding positions; (2) providing at least a U-shaped heat-dissipating tube having two tube foot portions and a bending portion, wherein the diameter of the two tube foot portions is smaller than that of the first and second through holes and the two tube foot portions are inserted into the first and second through holes respectively; (3) performing a dispensing process by penetrating a dispensing tip into the spacing between the U-shaped heat-dissipating tube and the first and second through holes of the heat-dissipating fins; (4) providing a base having a surface for dispensing and mounting the parallel-aligned heat-dissipating fins on the dispensed surface of the base; (5) using at least a clamp tool to tighten the base, the heat-dissipating fins and the U-shaped heat-dissipating tube to be placed in an oven for heating and the subsequent soldering process; and (6) removing the heat-dissipating base from the oven after the heating process and removing the clamp tool after the heat-dissipating base cools off and is fixedly assembled.12-25-2008
20090044407THERMAL CONTACT ARRANGEMENT - A thermal contact arrangement. The thermal contact arrangement may mitigate or reduce migration over time of a thermal interface material positioned between a chip and a heat sink. The thermal contact arrangement may include a first zone formed on a first area of the heat sink and a second zone formed on a second area of the heat sink. The processor may overlap or overlie the first zone, with the second zone generally outside the footprint of the processor and optionally surrounding the processor's footprint. The first zone may have a generally smooth surface, while the second zone may have a surface rougher than the first zone. The first zone may be finished to a specific smoothness while the second zone may be finished to second particular smoothness that is generally less than the first zone.02-19-2009
20100251547METHOD OF MANUFACTURING A HEAT TRANSPORT DEVICE, HEAT TRANSPORT DEVICE, ELECTRONIC APPARATUS, AND CAULKING PIN - A method of manufacturing a heat transport device includes injecting a working fluid that transports heat by a phase change into a casing through an injection opening of the casing under reduced pressure, sealing an injection path by caulking under the reduced pressure, the injection path being provided in the casing into which the working fluid is injected and causing the injection opening and an action area in which the phase change of the working fluid occurs to communicate with each other, contacting a peripheral area of the injection opening of the casing with an inner surface of the injection path by caulking the peripheral area, the peripheral area including the injection opening, and sealing the injection opening by welding a part of the casing contacted.10-07-2010
20100242282METHODS OF MAKING ENERGY EFFICIENT COOKWARE - Techniques for designing and creating energy efficient cookware are provided. In accordance with the techniques cookware can include a cookware base having a cooking surface and heating surface. The heating surface can have a pattern of fins forming heat exchange channels. The fins can effectively increase surface area and the channels can guide thermal energy to the perimeter of the cookware base while the fins absorb the thermal energy. The channel fins can improve energy transfer while providing even distribution throughout the cooking surface. The use of fins can also improve the mechanical strength to the cookware. Methods of making the energy efficient cookware are provided. A piece of cookware with a thick base can be provided by casting and by bonding a metal plate to the cookware body. Within the base, heat exchange channels are created by manufacturing processes such as casting or cutting to improve heat transfer.09-30-2010
20120137518METHOD FOR ASSEMBLING FINS-TYPE HEAT SINK - A method for assembling a fins-type heat sink includes providing a heat sink, a presser and a plurality of caps, the heat sink having a heat pipe and a plurality of fins disposed on the heat pipe, the presser being provided with through-holes allowing the distal ends of the heat pipe to be inserted therein, a periphery of each through-hole being provided with an annular neck, the presser being provided with notches that are arranged circumferentially outside the annular neck; (b) covering the caps on the annular necks of the presser respectively, each caps extending downwards to form protruding flaps penetrating the notches; (c) disposing a plate-like die on the topmost fin of the heat sink; (d) inserting a distal end of the heat pipe through the through-hole of the presser to abut inside the cap, while folding the flaps outwards via the plate-like die.06-07-2012
20120137517METHOD FOR MARKING TUBES IN A SHELL AND TUBE HEAT EXCHANGER - A method for marking a specific tube in a shell and tube heat exchanger includes inserting a marker into a second tube adjacent to the tube to be marked and directing a directional pointer on the marker toward the tube to be marked.06-07-2012
20110030217METHOD OF MANUFACTURING A HEAT EXCHANGER - A method of manufacturing a heat exchanger is disclosed. The heat exchanger comprises a plurality of fin members including a plurality of fins that is arranged in parallel and protrudes from a flat-plate base so that slit portions are formed on both side ends in a width direction of the base, the fin members being arranged so that respective bases abut on each other in a frame. Specifically, the method comprises: an extrusion molding operation of extrusion-molding a long fin member; a fin cutting operation of cutting the long fin member having just been extrusion-molded to cut the long fin member by a predetermined width; and a base cutting operation of cutting a long base in a long-fin cutting region made in the fin cutting operation so that slit portions are formed.02-10-2011
20110173813METHOD FOR PRODUCING A HEAT EXCHANGER SYSTEM, PREFERABLY OF THE EXCHANGER/REACTOR TYPE - The invention relates to a method for producing a heat exchanger system comprising at least one module (07-21-2011
20100257734RADIATOR MANUFACTURING METHOD AND ALIGNING-AND-MOVING MECHANISM THEREOF - A method for manufacturing a radiator including preparing, aligning, punching, bending, shearing and riveting, rotating, and removing processes is provided. The shearing, riveting, and rotating processes are repeated. A sheet metal is continuously punched to form a plurality of heat dissipation fins in a manufacturing machine, the heat dissipation fins are then orderly sheared, inserted into the metal base, and further fixed with the metal base by two-direction riveting. The radiator can thus be obtained in an automatic and faster process without unnecessary assembling steps with higher yield and reduced costs.10-14-2010
20090126192Heat pipe fin stack with extruded base - A heat sink has a base plate to be clamped against a heat source and one or more heat pipes containing a phase change fluid. Each heat pipe has an elongated tubular evaporator fitted in a channel in the base plate, and a columnar condenser part perpendicular to the base plate forming a structural column for air heat exchange fins. The channel in the base plate is parallel to an edge. An additional channel or ridge is provided, also parallel to the edge, for receiving a clamp or spring clip to urge the base plate against the heat source. The base plate is inexpensively extruded with the parallel channels, ridges, etc., extending across the width of the base plate parallel to the edge. The heat sink has a minimum number of inexpensive parts yet is highly thermally efficient.05-21-2009
20110041338Method For Making A Vane And Device For Implementing Said Method - The invention relates to a method for manufacturing a fin (02-24-2011
20110185573HEAT SINK - An improved heat sink comprises a plurality of wire fins mounted on a heat sink base. Each wire fin comprises a coil made up of a plurality of contiguous loops of wire. A wire fin can be manufactured by deforming a helical wire member to an elongate, relatively compact shape. Several such wire fins can then be mounted to a heat sink base in order to form a pin-fin type heat sink.08-04-2011
20110185574METHOD FOR MANUFACTURING A BENT HEAT EXCHANGER - An improved bending apparatus for bending a radiused corner at a window in a brazed heat exchanger core where no tubes and fins are located. A cylindrical mandrel and sliding pressure die are designed to completely surround the manifold in the areas of the window and provide a continuous, rolling contact area or profile support around the manifold as the bending moment is applied.08-04-2011
20100031505Cross-counterflow heat exchanger assembly - A manifold for use in a heat exchanger assembly and a method of forming the manifold is disclosed herein. The method starts with the step of separately forming a first member at least partially defining an interior and having a spaced set of first tube slots and a second member having a wall positioned against the first tube slots and dividing the interior into a plurality of chambers. The method is finalized with the step of permanently fixing the first member to the second member to define an first manifold after the separately forming step.02-11-2010
20090038153THERMAL SPREADER USING THERMAL CONDUITS - A thermal spreading device disposable between electronic circuitry and a heat sink includes a substrate having parallel first and second faces and conduits extending through the substrate between the faces. The substrate material has a first thermal conductivity value in a direction parallel to the faces and a second thermal conductivity value in a direction normal to the faces, with the second thermal conductivity value being less than the first thermal conductivity value. The conduit material has a thermal conductivity value associated with it, with the thermal conductivity value being greater than the second thermal conductivity value of the substrate. One method of fabricating the thermal spreading device includes disposing a molding material radially about the rods and hardening the material. Other methods include press fitting and shrink fitting the rods into a substrate material.02-12-2009
20100293788ZIRCONIUM PHOSPHATING OF METAL COMPONENTS, IN PARTICULAR IRON - The present invention relates to a method for the corrosion-protective pretreatment of metal components, which at least partially comprise metal surfaces made of iron, using a chromium-free aqueous treatment solution, which contains fluoro-complexes of zirconium and/or titanium and phosphate ions in a specific ratio range to one another, and a metal component which is pretreated accordingly, and the use thereof for the application of further corrosion-protective coatings and/or lacquer systems. The method is suitable in particular as a pretreatment for electrophoretic painting of metal components, which are provided in the form of non-closed hollow bodies.11-25-2010
20110302782Method of separating heat exchanger tubes and an apparatus for same - A method and apparatus of producing tubes for use in a heat exchanger, in which a tube is moved along a production line in a direction, predetermined breaking points are created in the tube, and in which the tube is severed at the predetermined breaking points to form individual tubes with a tearing-off device having a first clamp and a second clamp. The first clamp can be reciprocated along the direction, and the tube can be moved substantially continuously along the production line in the direction through the tearing-off device. Also, the second clamp can be reciprocated along the direction substantially simultaneously with the first clamp.12-15-2011
20080229580Method of manufacturing a brazed micro-channel cold plate heat exchanger assembly - The invention relates to a method of making a brazed micro-channel cold plate assembly for cooling a heat producing electronic component. The primary components of a cold plate assembly are a base plate, a manifold cover, and inlet/outlet pipes; wherein the individual components are assembled and brazed into an integral unit. The joining surfaces of the individual components have novel features that provide for permanent bonding of the joints by brazing and a hermetic seal along the joint seams. The novel features also forestall excess braze alloy from contaminating the interior surfaces of the assembled cold plate and obstructing the engineered flow channels.09-25-2008
20090133257Cooling tower with direct and indirect cooling sections - A mechanical draft cooling tower includes an air inlet and an air outlet. A liquid spray assembly is provided below the air outlet. A fill shell assembly is provided below the liquid spray assembly such that liquid can be sprayed onto the fill sheet assembly. An indirect heat exchange assembly is mounted beneath the fill sheet assembly. The indirect assembly usually comprises a series of coils through which a fluid to be cooled is circulated. A first air inlet is provided beneath the fill sheet assembly and includes a closing assembly. A second air inlet is provided beneath a top surface of the indirect assembly and includes a closing assembly.05-28-2009
20120131796APPARATUS AND METHOD FOR EQUALIZING HOT FLUID EXIT PLANE PLATE TEMPERATURES IN HEAT EXCHANGERS - An apparatus and method for minimizing cold spots on plates of a plate-type fluid-to-fluid heat exchanger averages the plate temperature at a hot-fluid exit plane of the heat exchanger. The heat exchanger matrix is constructed to internally vary the flow patterns of opposing hot and cold fluid streams so that the heat transfer coefficient values of one or both fluid streams, designated as h, are optimized so the hot fluid value is a greater value than that of a cold fluid value. Plate variable flow structures are arranged in a manner that allows higher velocity hot fluid flow and possible lower velocity cold fluid flow in areas where the plate temperatures are coolest and the opposite configuration where plate temperatures are hottest.05-31-2012
20120210581MANUFACTURING HEAT EXCHANGER FROM POROUS MEDIUM AND CONDUITS - The present invention relates to a method for producing a heat exchanger. The heat exchanger comprising at least one heat conducting conduit for passage of a first medium and at least one block of an open cell porous medium for passage of a second medium. The method comprises providing at least one groove in the open cell porous medium. Thereafter, the porous medium is bent in a direction such that at least part of the grooves are opened and heat conducting conduits are applied in this at least one opened groove. Thereafter, the porous medium is rebend such that the heat conducting conduits are locked in said open cell porous medium.08-23-2012
20100275444WATER HEATER BASE - A method of making a circular support base for a water heater in which a sheet of material having two ends is formed with corrugations such that the corrugations are progressively more pronounced towards one longitudinal edge thereby creating a generally circular shape out of the formerly straight sheet material, the two ends are connected to form an unbroken circular shape, the corrugated material is shaped to form a lip at an inner circumferential region, and the circular lip intersects with an outer circumferential region of the support base to form a circular trough for supporting and positioning a water tank of the water heater.11-04-2010
20080301941Method of manufacturing a cold plate heat exchanger assembly having a metallic compliant gasket - The subject invention provides a method of manufacturing an all-metal cold plate heat exchanger assembly for removing excess heat from a heat generating electronic component. The cold plate assembly includes a base plate having micro-channels and associated micro-fins, a manifold plate having alternating channels, and a manifold cover, wherein the manifold plate cooperates with the micro-channels to form an engineered pathway for coolant flow. This method assures a tight interface sealing between the contact surfaces of the alternating channels of the manifold plate and the coplanar surfaces of the micro-fins that would prevent coolant by-pass flow, but without clogging or jeopardizing the flow through the micro-channels. This method utilizes a layer of recast metallic particulates, which is a natural by-product of laser machining, as a compliant gasket material between the coplanar edges of the alternating channels and the coplanar edges of the micro-fins.12-11-2008
20110119916METHOD OF MAKING A REFRIGERATION SYSTEM HAVING A HEAT EXCHANGER - A complete refrigeration system (CRS) including at least one heat exchanger which is designed to occupy an irregular volume to reduce the overall profile of the CRS. The heat exchanger may be a condenser or an evaporator, and includes a substantially solid body made of a thermally conductive metal, plastic, or other material. A plurality of fluid and refrigerant passageways are defined substantially within the solid body for conducing fluid and refrigerant, respectively, through the solid body and facilitating the transfer of heat between the fluid and refrigerant. Also disclosed is a method wherein the spatial orientation of each passageway is optimized with respect to all of the other passageways and the walls of the solid body by determining the relative distance of each passageway from all of the other passageways and the walls of the solid body at a plurality of points along each passageway, followed by adjusting the spatial orientation of the passageway accordingly.05-26-2011
20120317811METHOD FOR MANUFACTURING HEAT DISSIPATING APPARATUS - An exemplary method for manufacturing a heat dissipation apparatus includes, firstly, providing a fin assembly including a stack of fins spaced from each other. Each fin defines a through hole therein, and includes a collar formed at an edge of the through hole. Then a heat pipe is provided, and inserted in the through holes of the fins. Next, two opposing punching tools are provided. Each punching tool defines a series of recesses. The subassembly of the heat pipe and fins is positioned between the two punching tools, with the collar of each fin located between two corresponding recesses of the two punching tools. The two punching tools punch the collars of the fins from two opposite sides of the collars. Thereby, the collars shrink inwardly and press the heat pipe to deform until the heat pipe is fittedly mounted in the collars of the fins.12-20-2012
20130019478Heat Exchange Device and Method for Producing a Heat Exchange Element for a Heat Exchange Device - The invention relates to a heat exchange device, in particular a vehicle radiator, for indirect exchange of heat between a first medium and a second medium, with a first guide section (01-24-2013
20130174421DIRECTLY CONNECTED HEAT EXCHANGER TUBE SECTION AND COOLANT-COOLED STRUCTURE - A method is provided for fabricating a cooling apparatus for cooling an electronics rack, which includes an air-to-liquid heat exchanger, one or more coolant-cooled structures, and a tube. The heat exchanger is associated with the electronics rack and disposed to cool air passing through the rack, includes a plurality of coolant-carrying tube sections, each tube section having a coolant inlet and outlet, one of which is coupled in fluid communication with a coolant loop to facilitate flow of coolant through the tube section. The coolant-cooled structure(s) is in thermal contact with an electronic component(s) of the rack, and facilitates transfer of heat from the component(s) to the coolant. The tube connects in fluid communication one coolant-cooled structure and the other of the coolant inlet or outlet of the one tube section, and facilitates flow of coolant directly between that coolant-carrying tube section of the heat exchanger and the coolant-cooled structure.07-11-2013
20130167376HEAT EXCHANGER FIN WITH RIBBED HEM - A serpentine fin for assembly between tubes in a heat exchanger core, and a method of making same from a metal strip. The strip edges have a hem comprising a double thickness of the strip material extending inward from the edge. The metal strip has folds extending across the strip width such that the strip forms a serpentine shape, with the folds being adapted to contact the tubes in the heat exchanger core. Multiple rows of split louvers are disposed between adjacent folds. Each row of split louvers comprises louvers having openings extending in the direction of the strip length and formed in a-pair of adjacent, spaced louver banks. Ribs are disposed parallel to the louver openings adjacent the strip edges and in at least one center portion of the strip between the strip edges, and extend across the pair of louver bank.07-04-2013
20130091706COMBINED POWER AND COOLING RACK SUPPORTING AN ELECTRONICS RACK(S) - A method is provided for facilitating powering and cooling of one or more electronics racks. The method includes: providing a frame; associating at least one bulk power assembly with the frame, the at least one bulk power assembly being configured to provide power to the electronics rack(s), wherein the frame with the associated one or more bulk power assemblies is distinct from the electronics rack(s); and associating one or more heat exchange assemblies with the frame, the heat exchange assembly(ies) being configured to cool system coolant provided to the electronics rack(s). In operation, heat is transferred by the heat exchange assembly(ies) from the system coolant to a facility coolant, and the frame with the associated bulk power assembly(ies) and associated heat exchange assembly(ies) provides both power and cooling to the electronics rack(s).04-18-2013
20130111754METHOD OF MANUFACTURING HEAT SINK FRAMES - A method of manufacturing heat sink frames comprises the steps of: extruding an aluminum material to form a heat sink model; shearing multiple portions on a length of the heat sink model where are desired to be bent to form a plurality of shearing notches according to required dimension specification; bending the heat sink model at the shearing notches to form a plurality of bend angles through respectively connecting edges of each of the shearing notches; and fastening a front end of the heat sink model to a rear end of the heat sink model to form a frame. Through extruding, shearing and bending processes, fabrication is simpler and material and labor hours can be saved to enhance heat conduction efficiency and reduce production cost.05-09-2013
20080201948Method For Producing A Heat Exchanger - The invention relates to a method of manufacturing a heat exchanger (08-28-2008
20090049691METHOD FOR EMBEDDING HEAT PIPE INTO HEAT-CONDUCTING SEAT - A method for embedding a heat pipe into a slot of heat-conducting seat is disclosed. The method has the exposed portion of the heat pipe be flat and coplanar with the surface of the heat-conducting seat after the heat pipe is embedded into the slot of the seat. The method utilizes a power press machine with multiple stamping dies to progressively press the heat pipe.02-26-2009
20130152392METHODS FOR FORMING A HEAT EXCHANGER AND PORTIONS THEREOF - Methods of forming a heat exchanger from a metal body made from a material having a melting temperature greater than 660° C. with the metal body having opposing first and second surfaces and at least one fluid passageway formed in the metal body so that fluid may be passed through the fluid passageway and heat from the fluid may be dissipated through a plurality of fins.06-20-2013
20110289775METHOD AND APPARATUS FOR BENDING A MICRO-CHANNEL HEAT EXCHANGER - An improved corner bending apparatus and method for a bent head exchanger includes a first step of providing a tube edge clearance to at least the inner core face edges of those few tubes encompassed by the area of the core to be bent. A series of elongated braces, able to flex relative to one another, is placed into the tube edge clearance prior to bending. The braces actively maintain the tube edges (and tubes) in a parallel, undeformed orientation during the bend, which may be done by otherwise conventional apparatus.12-01-2011

Patent applications in class Heat exchanger or boiler making

Patent applications in all subclasses Heat exchanger or boiler making