Abstract: A DBA-based power device includes a DBA (Direct Bonded Aluminum) substrate. An amount of silver nanoparticle paste of a desired shape and size is deposited (for example by micro-jet deposition) onto a metal plate of the DBA. The paste is then sintered, thereby forming a sintered silver feature that is in electrical contact with an aluminum plate of the DBA. The DBA is bonded (for example, is ultrasonically welded) to a lead of a leadframe. Silver is deposited onto the wafer back side and the wafer is singulated into dice. In a solderless silver-to-silver die attach process, the silvered back side of a die is pressed down onto the sintered silver feature on the top side of the DBA. At an appropriate temperature and pressure, the silver of the die fuses to the sintered silver of the DBA. After wirebonding, encapsulation and lead trimming, the DBA-based power device is completed.

Abstract: Exemplary embodiments of welding track clamps are disclosed herein. These track clamps provide several new features including, without limitation, alternate methods and apparatuses for adjusting clamping force and assemblies that provide for increased clamping force for rigidity and stability of welding tracks. The invention further provides ease of use and assembly/dissassembly.

Abstract: An apparatus for producing a tailored sheet metal strip, comprising at least one welding station, by means of which at least two sheet metal strips can be welded to one another along their longitudinal edges, and at least two strip feeding devices for respectively feeding one of the sheet metal strips into the at least one welding station, wherein the at least two strip feeding devices and the at least one welding station define a production line. A further-processing station for further processing is integrated in the production line downstream of the at least one welding station in the strip running direction and is equipped with tools for applying reinforcing material, to local points of at least one of the sheet metal strips which are connected to one another, for punching holes and/or for forming at least one of the sheet metal strips which are connected to one another.

Abstract: A glue roller for a labeling apparatus including a cylindrical jacket, the top and the bottom openings of which each have a lid plate arranged, where one of the lid plates comprises a gearing for connecting the glue roller with a drive motor, in particular a Hirth-type serration, and the other lid plate comprises one or more elements for connecting the glue roller with a mounting device of a labeling apparatus, and where the one or more elements is arranged on the side of the lid plate facing outwardly.

Abstract: A pipe connection and pipe and fittings to make a pipe connection that include either a bell plate ring or a complementary spigot ring, which can be readily joined together by welding to form a sealed joint. In particular the bell plate ring includes a tapered, such as a conical section, that has a larger outer diameter (that is closer to the end of the pipe section or fitting) and a smaller diameter in from said end of said pipe section or fitting. In this way the present invention provides an inner bell surface which is generally continuously tapered. In turn a complementary spigot ring is provided with a welding lip having an outer diameter that is between the larger and smaller diameters of the bell plate ring. In this way, when the spigot is inserted into the bell it is first guided by the taper and then an interference fit is made between the welding lip and the bell, which ensure continuous weldable contact between the spigot and the bell.

Abstract: A method of forming a thermal conductive pillar in a metal core printed circuit board comprises providing a substrate, depositing a dielectric layer on top surface of the substrate, depositing a conductive layer on top surface of the dielectric layer, forming a space in the metal core printed circuit board by selectively removing at least part of dielectric material from the dielectric layer, and depositing thermal conductive material in the space to form a thermal conductive pillar, wherein the thermal conductive pillar conducts heat generated by a device that is assembled with the metal core printed circuit board.

Abstract: Provided among other things is an electrical device comprising: a first component that is a semiconductor or an electrical conductor; a second component that is an electrical conductor; and a strong, heat stable junction there between including an intermetallic bond formed of: substantially (a) indium (In), tin (Sn) or a mixture thereof, and (b) substantially nickel (Ni). The junction can have an electrical contact resistance that is small compared to the resistance of the electrical device.

Abstract: A fish mouth seal carrier for a guide vane arrangement of a gas turbine comprises a first half-shell element and a second half-shell element bonded to it, which together form a box profile with two axial arms and two radial arms. A sealing element is arranged on one of the axial arms of the box profile. At least one of the two half-shell elements has an integrally formed axial flange for forming, with a guide vane platform, a fish mouth seal accommodating an axial flange of an adjoining moving blade radially between the guide vane platform and the axial flange of the seal carrier.

Abstract: A solder joint and method of soldering are disclosed. Formation is controlled of atomic vacancies in a surface layer of a component to be soldered. Diffusion of the atomic vacancies during soldering is controlled. Vacancy formation may be controlled using a low current density during surface layer creation. Diffusion may be controlled by controlling layer thickness and soldering temperature.

Abstract: A bonding method of the present invention is a method of bonding two members (A and B) to each other with use of an Au—Sn solder. According to the bonding method of the present invention, after the bonding, an Au—Sn solder (S?) has weight percent of Sn which is not less than 38.0 wt % but not more than 82.3 wt %.

Abstract: A washing machine with a direct drive system including a tub, a drum rotatably mounted inside the tub, a shaft connected to the drum at a first end for transmission of a driving force of a direct drive motor, a coaxial support connected to a rear portion of the tub and having a first seat for a first bearing supporting a second end of the shaft opposite the drum, a stator secured to the coaxial support and having a plurality of magnetic cores, a rotor including permanent magnets and connected to the shaft, and a second bearing for supporting the shaft between the second end and the first end. The tub is made of polymeric material in which a second seat for said second bearing is co-molded.

Abstract: Disclosed therein are an apparatus for and a method of welding a flange to a guide thimble tube in a nuclear fuel assembly. The automatic welding apparatus includes a welding unit located on an axially conveying line of a tube for welding a surface of the tube inserted thereinto and a surface of a flange, a flange supplying unit for supplying the flange at a tube inlet of the welding unit onto the axially conveying line, and a conveying unit mounted on the axially conveying line in such a way as to move the tube and the flange on the axially conveying line, so that they are inserted into and drawn from the welding unit.

Abstract: A weld-joining structure between an outer panel and an attachment is achieved, which is advantageous in terms of appearance, workability, and cost. To weld-join the outer panel and the attachments including, such as frame members and opening frames and opening frame members, which is a reinforcement or an interior or exterior member for use in the outer panel, the outer panel and the attachment placed on the outer panel are weld-joined by laser welding at overlapping portions of the outer panel and the attachment. The laser welding is performed along a polishing mark formed in one direction on an externally exposed-side surface of the outer panel and the attachment.

Abstract: A temperature sensor assembly is provided. The temperature sensor includes an aluminum capillary soldered to an actuation unit. The actuation unit operably fluidly couples to the capillary to define an internal cavity storing a working fluid. The working fluid configured to manipulate the actuation unit when the working fluid changes temperature. Solder sealingly couples the capillary to the actuation unit.

Abstract: Disclosed is a solder bonding structure which is capable of retaining sufficient solder bonding strength and ensuring high bonding reliability even in severe environments having an extremely large temperature difference. In the solder bonding structure, an electronic component 4 is mounted on a main surface 1a of a substrate having an electrode section 2 and an insulating film 3, and the electrode section 2 and the electronic component 4 are electrically bonded to each other through a solder section 5, and a flux residue 6 exuded from the solder section 5 is present between the electronic component 4 and the insulating film 3. The flux contains an acrylic resin, an activating agent, and a thixotropic agent having a hydroxyl group. The glass transition point of the acrylic resin is not higher than ?40° C., or not lower than the softening temperature of the flux residue. The flux residue has a maximum value of 300×10?6/K or less of linear thermal expansion coefficient within a temperature range from ?40° C.

Abstract: Aspects described herein relate to an open chamber gun mechanism comprising a frame and a cylinder assembly that forms an open chamber positioned for rotation within the frame, said open chamber including an insert positioned within the open chamber, the insert forming an expandable region between the open chamber and cylinder. According to one embodiment, the insert is configured to deflect into the expandable region upon firing the open chamber gun mechanism.

Abstract: A vibration welding system includes an anvil, a welding horn, a thin film sensor, and a process controller. The anvil and horn include working surfaces that contact a work piece during the welding process. The sensor measures a control value at the working surface. The measured control value is transmitted to the controller, which controls the system in part using the measured control value. The thin film sensor may include a plurality of thermopiles and thermocouples which collectively measure temperature and heat flux at the working surface. A method includes providing a welder device with a slot adjacent to a working surface of the welder device, inserting the thin film sensor into the slot, and using the sensor to measure a control value at the working surface. A process controller then controls the vibration welding system in part using the measured control value.

Abstract: The present invention refers to a method for joining at least two workpieces, the method comprising the following method steps: providing and positioning the workpieces to be joined; providing at least one joining element; heating the joining element to a temperature substantially equal to its plasticizing temperature with at least one heat source; heating the workpieces at least in the region of a joint to a predetermined reaction temperature; and applying material of the joining element to the region of the joint with a relative movement taking place between the joining element and the region of the joint.

Abstract: According to an embodiment, a joint structure of package members housing or holding an electronic component includes a first member, a second member joined to the first member, and a joint portion provided between the first member and the second member. The joint portion contains a metal element with a melting point of 400° C. or more and the metal element of 98 percent by weight or more.

Abstract: An apparatus used for forming stud bumps may be formed by providing a first clamp plate comprising a clamping surface, forming a notcher on the clamping surface, and forming a contact stopper on the clamping surface. The apparatus may include a clamp that includes at least two opposing plates, and at least one of the opposing plates includes a protruding feature that intersects the wire when the wire is clamped forming a first notch in the wire. The method for forming stud bumps includes bonding wire to a bonding surface, releasing the wire from the clamp, passing the wire a notch pitch distance through the clamp, clamping the wire with the clamp forming a second notch in the wire, and breaking the wire leaving a bonded portion of the wire on the bonding surface.

Abstract: A plate is provided. The plate includes a steel substrate and a precoat having a layer of intermetallic alloy in contact with the substrate, topped by a layer of aluminum alloy. On at least one precoated face of the plate, an area situated at the periphery of the plate has the aluminum alloy layer removed. A part and a welded blank are also provided. Methods are also provided.

Abstract: A hydraulic device includes a housing and a closure element arranged thereon. The closure element is connected to the housing by torsional welding.

Abstract: A golf club head has a main body and a front recess that includes a flange. A rear portion of the main body includes a perimeter-weighting element. A striking face insert is secured within the front recess. A face center is located on the front surface of the striking face insert. A rear cavity is at least partially delimited by the perimeter-weighting element and a rear surface of the striking face insert. A rear insert is secured to the rear surface of the striking face insert. In an imaginary horizontal plane passing through a portion of the rear insert, proximate a heel portion of the club head, a heelwardmost point of the rear insert is spaced further from a vertical center plane than a minimum distance between the flange and the center plane. The club head comprises an auxiliary recess that extends outward from the rear cavity.

Abstract: A brazing filler metal powder is provided for brazing thin stainless steel parts together with reduced erosion. The brazing filler metal powder is formed by processing first metal particles, which typically comprise a nickel-based alloy including chromium, phosphorous, silicon, to a particle size of not greater than 0.0098 inch; providing second metal particles, typically consisting of copper, molybdenum, or cobalt; combining the first metal particles with the second metal particles by mixing and/or, milling, or sintering; and processing the combined composition to a particle size of not greater than 0.0098 inch. The first and second metal particles are less than fully alloyed together and are distinct from one another. A preferred composition of the brazing filler metal powder is 26.1 wt. % chromium, 5.4 wt. % phosphorous, 5.9 wt. % silicon, 10.0 wt. % cobalt, and a balance essentially of nickel.

Abstract: A class of nickel based alloys having a fine grain structure resistant to stress corrosion cracking, and methods of alloy design to produce further alloys within the class are presented. The alloys act as suitable welding materials in similar applications to that of Alloy 622. The fine-grained structure of these novel alloys may also be advantageous for other reasons as well such as wear, impact, abrasion, corrosion, etc. These alloys have similar phases to Alloy 622 in that they are composed primarily of austenitic nickel, however the phase morphology is a much finer grained structure opposed to the long dendritic grains common to Alloy 622 when it is subject to cooling rates from a liquid state inherent to the welding process.

Abstract: A method includes placing a first package component over a vacuum boat, wherein the vacuum boat comprises a hole, and wherein the first package component covers the hole. A second package component is placed over the first package component, wherein solder regions are disposed between the first and the second package components. The hole is vacuumed, wherein the first package component is pressed by a pressure against the vacuum boat, and wherein the pressure is generated by a vacuum in the hole. When the vacuum in the hole is maintained, the solder regions are reflowed to bond the second package component to the first package component.

Abstract: A vehicle winch mount assembly includes a main section; a driver side mount that is to be mounted to a vehicle and that is integrated with the main section; and a passenger side mount that is to be mounted to the vehicle and that is integrated with the main section. A method of forming a vehicle winch mount assembly includes integrating a driver side mount that is to be mounted to a vehicle with a main section; and integrating a passenger side mount that is to be mounted to a vehicle with the main section.

Abstract: The present invention consists of developing a technology with different processes to realize an optimal solar approach using a solar concentrator where distance screws are used that, when moving, allow the positioning of the mirrors whereby the reflected solar beam is directed to a focal point; the advantage of these processes is that each movement of the screws involves adjusting the position of all the neighboring mirrors, which allow a perfect alignment and adjustment of the mirrors.

Abstract: A method of welding alloys having a ductility drop temperature range to limit strain-age cracking. The method involves the use of a welding device to weld a weld area of an article while maintaining temperatures throughout the weld area and a heat affected zone adjacent the weld area within a non-crack sensitive temperature range that is above a ductility drop temperature range of the alloy being welded. During welding, the temperatures of the weld area and the heat affected zone are predominantly controlled with heat input from the welding device. Once the welding has been terminated, the weld area and the heat affected zone are cooled from the non-crack sensitive temperature range through the ductility drop temperature range to a temperature below the ductility drop temperature range of the alloy.

Abstract: A sealing material includes a metallic glass

Abstract: A pressure chamber has first and second housing elements and first and second chamber regions. The pressure chamber is loaded with a first part, a second part, a connecting means and a sealing means. The connecting means is arranged in the first chamber region. The loaded pressure chamber is placed into a receiving region. The first housing element is pressed against the second housing element so that the pressure chamber is clamped with the aid of a working cylinder between the working cylinder and a holding frame. In the clamped state, a second gas pressure, which is higher than a first gas pressure in the first chamber region, is generated in the second chamber region. In this way, the first part, the second part and the connecting means are pressed against one another within the pressure chamber.

Abstract: A micro-electro-mechanical system (MEMS) microphone and a forming method therefore. The MEMS microphone comprises: a first substrate, the first substrate is provided with a first bonding face, the first substrate comprises an MEMS microphone component and a first conductive bonding structure arranged on the first bonding face, a second substrate, the second substrate is provided with a second bonding face, the second bonding substrate comprises a circuit and a second conductive bonding structure arranged on the second bonding face; the first substrate and the second substrate are oppositely fitted together via the first conductive bonding structure and the second conductive bonding structure.

Abstract: The invention relates to an arrangement comprising a travelling mechanism girder and a running wheel block fastened detachably thereto, wherein the running wheel block is comprised of a housing with at least one connection surface and a running wheel which is mounted in the housing and protrudes out of the housing. To facilitate the exchange of running wheel blocks, alignment of the running wheel block with respect to the travelling mechanism girder is secured through the use of a machined groove, in which a machined plate is held in a form-fitting manner, arranged on the connection surface of the running wheel block. After the running wheel block has been properly aligned, the plate is fixedly connected to the travelling mechanism girder, maintaining the alignment. The invention also relates to a method for the installation of an arrangement consisting of a travelling mechanism girder and a running wheel block.

Abstract: A Sn—Ag—Cu based solder alloy capable of increasing the connection reliability of a solder joint when evaluated in a high temperature environment is provided. The alloy has an alloy composition consisting essentially of, in mass percent, Ag: 1.0-5.0%, Cu: 0.1-1.0%, Sb: 0.005-0.025%, Fe: 0.005-0.015%, and a remainder of Sn. The Fe content in mass percent is 0.006-0.014%. The Sb content in mass percent is 0.007-0.023%. Preferably Fe:Sb as a mass ratio is 20:80-60:40. The total content of Fe and Sb is preferably 0.012-0.032%.

Abstract: Disclosed is a glass plate article having a feed terminal structure to be connected with a feeding portion of a glass plate with a conductive portion, the glass plate article being characterized by that the feed terminal structure has at least one terminal seat subjected to a surface connection with the feeding portion through a Sn—Ag—Cu-series, lead-free solder alloy, that the terminal seat has a laminar form prepared by removing corner portions (soldering avoidance regions), each defined by a line connecting two points that are away from each of two vertices of one side of a square or rectangle by 1.6 mm or greater and are on two sides extending from each vertex, from the square or rectangle.

Abstract: The present invention relates to a food forming drum comprising a multitude of rows of cavities. The present invention further relates to the process of manufacturing the inventive drum.

Abstract: A circumferentially extending weld, utilized to join the side wall and the end plate of a fluid filter together, is disposed at a terminus of at least one of the side wall and an upstanding flange of an end plate. The circumferentially extending weld may take various forms, and, for example, can be provided at adjoining axially facing ends of the upstanding flange and the side wall, between a terminal end of the side wall and a circumferentially extending inner surface of the upstanding flange, or between a terminal end of the side wall and a circumferentially extending outer surface of the upstanding flange.

Abstract: A DBA-based power device includes a DBA (Direct Bonded Aluminum) substrate. An amount of silver nanoparticle paste of a desired shape and size is deposited (for example by micro-jet deposition) onto a metal plate of the DBA. The paste is then sintered, thereby forming a sintered silver feature that is in electrical contact with an aluminum plate of the DBA. The DBA is bonded (for example, is ultrasonically welded) to a lead of a leadframe. Silver is deposited onto the wafer back side and the wafer is singulated into dice. In a solderless silver-to-silver die attach process, the silvered back side of a die is pressed down onto the sintered silver feature on the top side of the DBA. At an appropriate temperature and pressure, the silver of the die fuses to the sintered silver of the DBA. After wirebonding, encapsulation and lead trimming, the DBA-based power device is completed.

Abstract: The present invention relates to a method of joining a hub 11 and a shroud 12 of an impeller 10, either one of which has blades 13 integrally formed thereon, by welding. During the welding, in an upright state in which the hub 11 is placed to face a mount surface, the hub 11 and the shroud 12 are placed on top of each other to form an assembled body 10. Welding is performed on the assembled body 10 covered with a heat insulating jacket 30(a to g), the jacket 30 covering the assembled body 10 except an open region (OP) and an inflow port 14IN required for welding. When welding of one open region OP is completed, a new open region OP is formed by moving the heat insulating jacket 30 with respect to the assembled body, and then the next welding is performed.

Abstract: The production method of a cooler includes a laminated material production step S1 and a brazing joining step. In the laminated material production step, a laminated material is formed by integrally joining a Ni layer made of Ni or a Ni alloy having an upper surface to which a member to be cooled is to be joined by soldering, a Ti layer made of Ti or a Ti alloy and arranged on a lower surface side of the Ni layer, and an Al layer made of Al or an Al alloy and arranged on a lower surface side of the Ti layer in a laminated manner. In the brazing joining step, a lower surface of the Al layer of the laminated material and a cooling surface of a cooler main body are joined by brazing.

Abstract: Pipe arrangement comprising two pipes and a sleeve (5), wherein both pipes have an outer metal wall (2), an inner, thermosensitive lining (1) of plastic and also end faces (3) facing towards one another and are connected to one another via the sleeve (5), which is arranged outside the pipes and is welded to at least one pipe, wherein an insulator (7) is integrated along a weld seam (6), which is spaced apart from the end face (3) of a first pipe in the longitudinal direction of the pipe and connects the sleeve (5) to said pipe, in the circumferential direction of the pipe and between the metal wall (2) and the lining (1), and process for producing a pipe arrangement, which is distinguished by the fact that the insulator (7) is applied to the inner side of the metal wall (2) of at least one pipe spaced apart from the end face (3) thereof, the latter is then integrated into the metal wall by introducing the lining (1) of the pipe, then this pipe is pushed into a sleeve (5) which is attached to a further pipe pr

Abstract: A control rod drive (CRD) tube, its manufacture, and installation in a pressurized water reactor (PWR) is disclosed. The control rod drive tube includes a tube body adapted to penetrate an aperture in the RPV head and an offset flange formed around a circumference of the tube body at a predetermined location along its length. The offset flange increases circumferentially from a first point along the circumference of the tube body to a second point along the circumference of the tube body.

Abstract: A method and apparatus for managing the delivery of component parts and tooling to a robotic welding assembly positioned on a motor vehicle body assembly line. Automatic guided vehicles deliver component parts from a source of parts to a parts staging area on the robotic welding assembly including a substage awaiting area, a substage in-use area and a substage empty area, and further automatic guided vehicles deliver tooling from a tooling management area to the robotic welding assembly whereafter the tooling, upon model changeover, is moved to a tooling use area proximate the assembly line whereafter, upon further model changeover, the tooling is removed from the tooling use area and loaded onto an automatic guided vehicle for return to the tooling management area.

Abstract: A sealed floating roof for a storage tank, comprising a frame and roof panels, in which the frame provides a guide for directing an automatic welder along said structure to allow for automated welding of the roof panels to the frame, and a method of forming such a roof.

Abstract: Disclosed is an apparatus for electrically interconnecting a plurality of solar cells. The apparatus comprises: i) a roller operative to roll along a solar cell to press an electrical conductor against an electrical contact of the solar cell, the electrical conductor being for electrically interconnecting the solar cell with one or more other solar cells; and ii) a heat-generating device arranged and configured to provide heat for soldering the electrical conductor to the electrical contact of the solar cell while the roller is pressing the electrical conductor against the electrical contact of the solar cell. A method of electrically interconnecting a plurality of solar cells, and a mechanism for laying and soldering an electrical conductor onto a solar cell, are also disclosed.

Abstract: The invention relates to a method for shaping pipes with the steps connecting a pipe end with a coupling of a connection device for pipes, in particular a quick connector, through friction welding and controlling the region of formation of the molten mass formed during friction welding. The contamination of the inside of the pipe due to welding beads can be prevented with the aid of the invention.

Abstract: A preferable golf club 2 is provided with a head 4, a shaft 6, a sleeve 8, and a screw 10. The head 4 is provided with a head body 14 and an engaging member 16. The head body 14 is formed by joining a plurality of members. The plurality of members includes a face member 112, a crown member 110, a sole member 114, and a hosel member 116. Preferably, the face member 112, the crown member 110, and the sole member 114 are produced by press processing a rolled material. Preferably, a through hole 130 into which a lower end part of the hosel member 116 can be fitted is formed in the sole member 114. In the golf club 2, the head body 14 and the shaft 6 are detachably mounted to each other without destruction of a bonding agent.

Abstract: A gas turbine engine case having a working fluid flow, includes inner and outer case portions defining an annular duct for directing the working fluid flow, and a plurality of struts positioned within the annular duct and extending between the inner and outer case portions. The struts are welded to the inner and outer case portions with a first weld along a peripheral line of the respective struts and with second weld, of fillet type, in selected locations for additionally connecting a portion of each strut to the respective inner and outer case portions.

Abstract: A pedestal plug is sized to fit into a cladding of a nuclear fuel rod. A lower end plug is sized and shaped to plug the lower end of the nuclear fuel rod. One of the pedestal plug and the lower end plug includes a protrusion and the other of the pedestal plug and the lower end plug includes a hollow region into which the protrusion fits. In one embodiment the pedestal plug is a hollow cylindrical pedestal plug and the protrusion is disposed on the lower end plug. The protrusion disposed on the lower end plug suitably press fits into the hollow cylindrical pedestal plug. In a method of assembling a fuel rod of a nuclear reactor, the pedestal plug and the lower end plug are press fit together, and after the press fitting the lower end plug is welded to a cladding of the fuel rod with the pedestal plug disposed inside the cladding.

Abstract: When a turbine impeller (4) formed from an Ni-based superalloy and a rotor shaft (2) formed from a steel material are joined by being fused together via welding in a boundary portion, a mixing ratio of a welding metal (6) that is formed in the boundary portion by fusing together the Ni-based superalloy forming the turbine impeller (4) and the steel material forming the rotor shaft (2) is between 0.5 and 0.8. As a result, it is possible to obtain a sound welding joint in which there are no cracks in the boundary between the welding metal (6) and the Ni-based superalloy (4).