Class / Patent application number | Description | Number of patent applications / Date published |
219602000 | Metal working | 88 |
20090032526 | High-frequency induction hardening apparatus for mental objects - A high-frequency induction hardening apparatus used for metal objects, including a heating coil holder ( | 02-05-2009 |
20090050622 | Heat treatment of flexibly rolled strip - The invention relates to a process for the continuous heat treatment of steel strip material whose thickness d | 02-26-2009 |
20090314768 | Gradient Induction Heating of a Workpiece - An apparatus and process are provided for gradient induction heating or melting of a workpiece with a plurality of induction coils, each of the plurality of induction coils is connected to a power supply that may have a tuning capacitor connected across the input of an inverter. The plurality of induction coils are sequentially disposed around the workpiece. The inverter has a pulse width modulated ac power output that may be in synchronous control with the pulse width modulated ac power outputs of the other power supplies via a control line between the controllers of all power supplies. | 12-24-2009 |
20100258553 | INDUCTION HARDENING MONITORING APPARATUS - An induction hardening monitoring apparatus ( | 10-14-2010 |
20110011849 | METHOD AND DEVICE FOR PRODUCING GLASS PRODUCTS FROM A GLASS MELT - A method and a device for the continuous production of glass and glass ceramic products from a glass melt is provided, which simplifies the changing between two kinds of glass. The device includes a melting crucible and an induction coil, which preferably extends around the melting crucible in order to heat a glass melt by means of an induction field generated by the induction coil. The wall elements, which form the side wall of the crucible, have cooling channels, through which a cooling fluid can be conducted, so that the glass melt solidifies on the side wall and forms a skull layer. The interior side of the wall elements is formed at least in part by an aluminum nitride-containing ceramic. | 01-20-2011 |
20110174804 | Method and Melt Channels for Interrupting and Restoring the Melt Stream of Iron and Metal Melts in Tap Hole Channels of Blast Furnaces and Drainage Channels of Melt Furnaces - The invention relates to a method for interrupting and restoring the melt stream of iron and metal melts in melt channels, in particular tap hole channels, of blast furnaces and drainage channels of melt furnaces. The method is characterized by a transition of the melt stream in the melt channels to the solidified state through cooling so that the melt stream can be interrupted, and by a melting of the solidified melt and a restoration of the melt stream through heating, in particular for re-establishing tapping of blast furnaces. | 07-21-2011 |
20120018422 | METHOD AND APPARATUS FOR PRODUCING A STRUCTURAL PART USING INDUCTION HEATING - A region of a structural part, which is made of a precipitation-hardened aluminum alloy, is inductively heated to a temperature between 100° C. and 300° C. for a maximum time period of one minute. After undergoing the heating process, the region of the structural part is mechanically shaped by a forming tool. | 01-26-2012 |
20120097663 | INDUCTION HARDENING CONTROL SYSTEM - The present invention includes: a hardening control unit ( | 04-26-2012 |
20120187110 | METHOD FOR PRODUCING A PISTON OF AN INTERNAL COMBUSTION ENGINE BY MEANS OF AN INDUCTIVE ENERGY SUPPLY AND LASER BEAM - A method for producing a piston of an internal combustion engine, wherein the piston has a combustion bowl including a combustion bowl rim. The combustion bowl rim is hardened by being remelted in a first step by means of an inductive energy supply and, in a further step, by a laser beam. The beam can be deflected during a rotary, progressive motion relative to the piston. | 07-26-2012 |
20140263284 | System And Method For Heat Treating A Tubular - A system and method for heat treating a tubular. In one embodiment, a system for heat treating a tubular includes a first coil and a second coil. The first coil is configured to circumferentially surround the tubular and induce, from without the tubular, current flow in a cylindrical portion of the tubular adjacent the first coil. The second coil is configured to be inserted into a bore of the tubular and induce, from within the tubular, in conjunction with the first coil, current flow in the cylindrical portion of the tubular. | 09-18-2014 |
20150034628 | INDUCTION HARDENING CONTROL SYSTEM - The present invention includes: a hardening control unit ( | 02-05-2015 |
20150122801 | LARGE SCALE METAL FORMING - In certain embodiments described herein, a heated line forming system includes a heating coil system configured to produce a heated line on a surface of a metal part. The heated line forming system also includes an air knife cooling system configured to maintain a dry area for the heated line, and to direct a coolant (e.g., cooling water, liquified gases such as liquid argon, solidified gases such as carbon dioxide snow, and so forth) around the heated line via a spray mechanism such that the coolant does not flow or splash into the heated line on the metal part. In certain embodiments, the heated line forming system includes multiple induction coils arranged along a line and spaced a short distance apart, but which, when operated simultaneously together, form a heated line on a surface of a metal part. | 05-07-2015 |
20160044748 | METHOD AND DEVICE FOR REMOVING DENTS - The invention is directed to a dent removing device for removing of dents in ferromagnetic sheet metals by way of inductive heating, said dent removing device comprising a working head with a housing with at least one working face foreseen to be brought in close contact with a dent in a sheet metal and at least one magnetic field generator for generating a magnetic field. According to the invention, the at least one working face comprises a recess for visual control of the dent removing, recess extending at least partially across the at least one working face. | 02-11-2016 |
20160101481 | SYSTEM AND METHOD FOR MONITORING WELDING THRESHOLD CONDITIONS - A metal fabrication system includes one or more sensors configured to transmit a first signal relating to a first condition of an environment of the metal fabrication system, processing circuitry coupled to the one or more sensors, and a feedback device coupled to the processing circuitry. The processing circuitry is configured to determine the first condition of the environment based at least in part on the first signal and to compare the first condition to a first threshold. The feedback device is configured to provide a first notification when the first condition satisfies the first threshold. | 04-14-2016 |
219603000 | Bonding | 74 |
20090057297 | METHOD AND A DEVICE FOR BONDING A METAL FAIRING TO THE LEADING EDGE OF AN AIRFOIL - The present invention relates to a method and to a device ( | 03-05-2009 |
20100065549 | System and Method of Brazing Using Non-silver Metals - Systems and methods for brazing and soldering using low and non-silver based filler metals are described. The present invention includes methods and systems for brazing and soldering using copper based or bronze type filler metals in lieu of silver containing filler metals. The systems and methods provide advantages in that the bronze filler metals are substantially cheaper than silver alloy filler metals that are commonly used. Furthermore, the present invention uses a low-temperature, water-soluble flux that provides for easier cleanup after the completion of the brazing process. Additionally, the present invention provides significant advantages over traditional copper brazing in that it allows for a one-piece workflow and eliminates the need for large component pieces and filler metal inventories. This results in a significant decrease in capital expenditures and utility costs. Finally, the method described results in a significant decrease in the amount of equipment maintenance and capital investment that is necessary. | 03-18-2010 |
20100108666 | Method for high pressure/high velocity welding or joining first and second metal workpieces before welding/joining; article of manufacture made thereby - A method is provided for forming a metallurgical bond. A first metal workpiece ( | 05-06-2010 |
20110284523 | METHOD FOR MANUFACTURING THERMOELECTRIC CONVERSION MODULE - There is provided a method for manufacturing a thermoelectric conversion module that allows adhesiveness between a thermoelectric conversion element and an electrode to be further increased. It is a method for manufacturing a thermoelectric conversion module | 11-24-2011 |
20120085750 | Covering Device for an Organic Substrate, Substrate with a Covering Device, and Method for Producing a Covering Device - A covering device for covering an area of an organic substrate, with a connecting zone between a closure cap and the substrate. It is proposed that the connecting zone includes, at least in certain areas, a heating element for heating the connecting zone during the creation of a connection between the closure cap and the substrate. Also provided is an organic substrate with a covering device and a production method for producing a covering device. | 04-12-2012 |
20120160828 | Radio Frequency Magnetic Field Responsive Polymer Composites - The invention includes a composite material comprising magnetic field responsive particles distributed in a reversibly crosslinked polymer, wherein the reversibly crosslinked polymer includes thermally reversible bonds. In one embodiment, exposing the composite material to an electromagnetic field allows for crack-healing, remolding and/or bonding of the material. | 06-28-2012 |
20120255945 | Induction Seal Coil and Method - A method and apparatus are disclosed for sealing a metal end to an end of a non-metal body of a food container. The method includes placing the metal end onto the end of the non-metal body and inducing electrical currents in the peripheral portion only of the metal end to heat the peripheral portion. The peripheral portion is heated to a temperature and for a time sufficient to melt the non-metal end of the body. The inductive heating is then ceased to allow the molten material to re-solidify forming a bond and a seal with the metal end. The apparatus includes an annular copper coil sized and shaped to be positioned around or overlying the peripheral portion of the metal end. Passing radio frequency current through the copper coil induces heating currents in the peripheral portion of the end. Alignment features may be attached to the copper coil to align and center it with the metal end. | 10-11-2012 |
20130105467 | Apparatus and Method for Induction Sealing of Conveyed Workpieces | 05-02-2013 |
20130220995 | METHOD AND APPARATUS FOR WELDING PRINTED CIRCUITS - The invention relates to a method for bonding stacked layers ( | 08-29-2013 |
20130299487 | ELECTROMAGNETIC PULSE - WELDING DEVICE FOR WELDING METAL SHEET, COMPRISING A COOLING INSULATOR - The invention relates to an electromagnetic pulse-welding device for joining a metal sheet to a metal part, consisting of an electric energy source which is connected to a coil by means of a current conductor, the active part of said coil being in the direct proximity of the metal sheet, said metal sheet being at a distance from the metal part. The passive part of the coil has a larger cross-section than the active part and said active part borders on one part of the surface in a positive fit, to a cooling insulator, the material having a relatively high thermal conductivity and a relatively low magnetic and electric conductivity compared to the material of the coil. | 11-14-2013 |
20140361006 | Device for Solid State Joining of Light Metals - A device for solid state joining of light metals like aluminum is described. The device utilizes the principle of continuous extrusion to add a string of filler metal into a groove separating the components to be joined, and shear deformation for surface oxide removal in the groove. The device comprises a rotating drive spindle ( | 12-11-2014 |
20140374405 | METHOD FOR JOINING TWO ESSENTIALLY METAL SHEET-TYPE WORKPIECES BY MEANS OF FRICTION SQUEEZE WELDING USING A FILLER MATERIAL - The invention relates to a method for joining two essentially metal sheet-type workpieces. In said method. the edge regions of the workpieces to be joined are placed at a distance from one another, at least one wire-shaped filler material is introduced into a zone between the edge regions before or during the joining process, and edge regions and the filler material are then heated to a predefined joining temperature by at least one first frictional element that moves in relation to the edge regions and the filler material, are subjected to a certain contact pressure, and are joined while being deformed. | 12-25-2014 |
20160158841 | MULTIPLE FLUX CONCENTRATOR HEATING - A heating method is described. A plurality of flux concentrators and at least one part may be held in proximity to one another. One or more alternating electric current may be generated to generate a plurality of alternating magnetic fields by the respective flux concentrators. | 06-09-2016 |
20180021877 | ELECTROMAGNETIC PRINT NOZZLE HAVING AN EXTRUDER FOR DIRECT-WRITE ADDITIVE MANUFACTURING | 01-25-2018 |
20180027615 | ELECTROMAGNETIC PRINT NOZZLE FOR DIRECT-WRITE ADDITIVE MANUFACTURING | 01-25-2018 |
20180027616 | ELECTROMAGNETIC PRINT NOZZLE FOR DIRECT-WRITE ADDITIVE MANUFACTURING WITH RESISTIVE RENDITIONS | 01-25-2018 |
219604000 | Container sealing | 1 |
20140097180 | METAL SHELL AND PLATE MEMBER WELDING METHOD - A metal shell and plate member welding method includes the steps of: A) preparing a shell and a plate member, B) applying a solder material to the plate member, C) attaching the shell to the solder material at the plate member to form a semi-finished product and then putting the semi-finished product in a fence of a bottom tool member, D) moving the bottom tool member to insert the semi-finished product and the fence into the space surrounded by an induction coil of an induction heater and then pressing a top tool member on the semi-finished product, E) operating the induction coil to heat the border edge of the shell to a temperature level about 20° C.˜100° C. over the melting point of the solder material, thereby melting the solder material, and F) cooling down the solder material to finish the welding procedure. | 04-10-2014 |
219605000 | Wire (e.g., cable, etc.) | 1 |
20160199928 | METHOD OF MANUFACTURING PROTECTIVE STRUCTURE AND METHOD OF MANUFACTURING PROTECTIVE STRUCTURE OF COMPOSITE ELECTRIC WIRE | 07-14-2016 |
219607000 | Tube (i.e., pipe) | 9 |
20080308550 | Magnetic flux guide for continuous high frequency welding of closed profiles - A magnetic flux guide for improvement of continuous induction tube welding process is provided having a magnetic body made from one or several plates of soft magnetic composite (magnetodielectric material) that has permeability of at least 15, saturation flux density greater than about 0.2 T and service temperature of at least 180° C. The device also comprises internal channels for water or gas cooling or one or two water-cooled plates, which are located in the middle of the magnetic body, on one side or both sides of the body. The device preferably has a fixture for its positioning above the edges of the welding tube or profile. The device may be incorporated into the welding coil, which provides to the device mechanical support and cooling. | 12-18-2008 |
219608000 | With electrical control (e.g., speed, temperature, gaging thickness, etc.) | 2 |
20120325805 | OPERATION MANAGEMENT DEVICE, OPERATION MANAGEMENT METHOD, AND OPERATION MANAGEMENT PROGRAM FOR HIGH-FREQUENCY RESISTANCE WELDING AND INDUCTION WELDING - An operation management device performs an operation management for electric resistance welding in which a strip-shaped metal plate is formed to have a cylindrical shape in such a manner that both end portions of the metal plate gradually face each other while the metal plate is conveyed, and a Vee convergence section, which is a portion at which both of the end portions butt against each other while facing each other, is welded. Furthermore, the operation management device includes: a measuring unit that measures a distance L [mm] between a first Vee convergence point at which both of the end portions of the metal plate geometrically come into contact with each other and a second Vee convergence point that is a contact point of both of the end portions of the metal plate, and a Vee convergence angle θ[°] at the first Vee convergence point on the basis of an image of an area including the Vee convergence section; and a determining unit that determines whether or not the distance L [mm] and the Vee convergence angle θ[°] satisfy the following equation (1). | 12-27-2012 |
20150296571 | NON-MAGNETODIELECTRIC FLUX CONCENTRATOR - The invention also provides a heating apparatus including a holder capable of holding at least one part, an electric current generator and a flux concentrator electrically connected to the electric current generator, the flux concentrator being made of a non-magneto-dielectric material and having a coil with at least one turn forming an inductor to generate an alternating magnetic field that is driven by the alternating electric field, the alternating magnetic field resonating at a frequency of at least 1 MHz in response to the alternating electric current. | 10-15-2015 |
219610000 | With preheating or postheating | 1 |
20130098899 | METHOD FOR ELECTRIC RESISTANCE WELDED STEEL TUBE - A method for manufacturing an electric resistance welded steel tube including: forming a steel tube material into an almost cylindrical open pipe, the steel tube material being a steel sheet wherein Ti and N satisfy (N/14)<(Ti/47.9); forming an electric resistance welded steel tube by bonding ends of the open pipe to each other by induction resistance welding with heat input controlled so that the bond width is 30 to 65 μm; heating the electric resistance welded steel tube to a temperature equal to or higher than the Ac | 04-25-2013 |
219611000 | Plural (e.g., end to end, etc.) | 2 |
20150328712 | COILED TUBING LAP WELDS BY MAGNETIC PULSE WELDING - A method for joining coiled tubing is described. Coiled tubing joints using a magnetic pulse welder are described that retain the strength of the original tubing. This type of joint is useful for joining multiple coiled tubing sections or for removing and repairing damaged coiled tubing. Because the joint is as strong as the original tubing, these types of joints may be used when placing tubing in the well. | 11-19-2015 |
20160039041 | Electrode Cartridge for Pulse Welding - A cartridge assembly for a tool includes a cartridge body or casing that contains a conductor. A conductor is connected to a pulse generator or source of stored charge that is discharged to vaporize the conductor and create an electro-hydraulic or electro-magnetic shockwave that is used to impact or pulse weld two parts together. | 02-11-2016 |
219612000 | Seam bonding | 3 |
219613000 | With impeder | 3 |
20090230121 | Electric Induction Impeder - An impeder for use in an electric induction welding process is provided. Optionally the impeder does not require internal forced cooling. In embodiments using internal forced cooling a high efficiency cooling system is provided. | 09-17-2009 |
20130001219 | Electric Induction Impeder - An impeder for use in an electric induction welding process is provided. Optionally the impeder does not require internal forced cooling. In embodiments using internal forced cooling a high efficiency cooling system is provided. | 01-03-2013 |
20130008888 | Electric Induction Impeder - An impeder for use in an electric induction welding process is provided. Optionally the impeder does not require internal forced cooling. In embodiments using internal forced cooling a high efficiency cooling system is provided. | 01-10-2013 |
219615000 | Brazing (e.g., cladding, etc.) | 10 |
20080296289 | MOVABLE HEATING SYSTEM HAVING FIXED HEATING SOURCE FOR BRAZING STATOR BARS - A heating system for brazing a stator bar to a clip including: a heating coil having a seat to receive the stator bar and clip; a heating mass adapted to fit into the seat of the coil, and an extendible press applying the mass to the stator bar or clip. | 12-04-2008 |
20090107989 | ELECTRIC INDUCTION BRAZING IN AN INERT ATMOSPHERE - Apparatus and method are provided for an electric induction brazing process in an inert atmosphere using a substantially oxygen-free copper alloy filler or preform under an inert atmosphere within a brazing chamber minimally sized for containment of the brazed joint region and an induction coil. The inert atmosphere may be nitrogen gas supplied from a liquid nitrogen source. For brazing of an open-interior fitting around a hole in a tubular material a nesting area is provided around the hole for seating of the filler or preform and the fitting. | 04-30-2009 |
20100176119 | METHODS FOR IMPROVING BRAZE JOINTS UTILIZING GOLD/COPPER/NICKEL BRAZING ALLOYS - A method to improve the impact resistance of a braze joint between a tungsten/carbide/cobalt substrate and a substrate including titanium or alloy thereof includes utilizing a brazing material including gold, nickel, and copper present in respective amounts to improve the ductility of the braze joint. | 07-15-2010 |
20110259876 | SYSTEM FOR FORMING BRAZED JOINT BETWEEN TIE WIRE AND WORKPIECE, AND METHODS THEREFOR - A system for forming a brazed joint between a tie wire and a workpiece, and methods therefor are presented. The system includes: a braze chamber including an induction heating coil, the induction heating coil having magnetic flux concentrators thereon; and a controller receiving a temperature feedback signal from a temperature sensor on a tie wire and controlling a temperature of a section of the tie wire to be brazed by controlling an electrical current applied to the induction heating coil. | 10-27-2011 |
20130119048 | METHOD FOR THE INDUCTION BRAZING OF PARTS HAVING COMPLEX SHAPES, AND SINGLE OR MULTIPLE BRAZING STATION FOR IMPLEMENTING SAME - A method for brazing parts having complex profiles, while enabling reproducible implementation conditions to be defined. The method adjusts a heat cycle during brazing by controlling and mapping heat, while taking emissivity coefficient of the material to be brazed into account. Further, a brazing station includes a power generator configured to supply a predetermined voltage to a transformer connected to a circuit forming a shape inductor, the circuit having an overall shape of the parts to be brazed. A pressure mechanism exerts a load on the parts to be brazed. A camera establishes a heat map. A laser-sighted infrared pyrometer measures the brazing temperature by radiation after parameterizing an emissivity coefficient, other parameters being fixed. A controller supplies a set power to the generator on the basis of the measured temperature. | 05-16-2013 |
20140048530 | Sealing Device for Slot-type Vacuum Glass - A sealing device for slot-type vacuum glass is provided with a slot ( | 02-20-2014 |
20150028021 | METHOD FOR PROCESSING A MODULAR HYBRID COMPONENT - The invention relates to a method for processing a modular hybrid component having a first part made of a first material and a second part made of a second material, which is different from the first material with regard to its electromagnetic and/or thermal properties. The method including exposing the modular hybrid component to an alternating electromagnetic field, whereby both parts are heated up differently, and that a brazing or soldering joint or field sensitive mineral cement between the first part and the second part is affected by the heating action. | 01-29-2015 |
20150053669 | CHAMBER-LESS THERMAL JOINING SYSTEM - Various embodiments of the invention include solutions for chamber-less thermal joining. A first aspect includes a system for performing a thermal joining of a joint space defined by a metallic part without an environmental chamber thereabout. The system may include an induction coil for heating an area adjacent to the joint space defined by the metallic part for the thermal joining of the joint space. The system may also include a gas lens for directing a shielding gas towards the joint space, and a valve system for controlling a flow of the shielding gas from the gas lens. A vacuum system creates a negative pressure in the metallic part to urge the shielding gas through the joint space during the thermal joining, thus allowing thermal joining of the metallic part without an environmental chamber thereabout. | 02-26-2015 |
20150144615 | BRAZING METHOD AND DEVICE FOR GLASS KOVAR COMBINATION AND OXYGEN-FREE COPPER - The invention discloses a brazing method for a glass Kovar combination and an oxygen-free copper, wherein the glass Kovar combination, the silver-based solder and the oxygen-free copper are placed within a quartz room with the pressure of 3.0×10 | 05-28-2015 |
20160039030 | PLOW BLADE - The present disclosure provides a plow blade edge device for mounting to a moldboard of a plow comprising at least one adapter blade including a bottom edge having selectively carbide insert(s) along at least a portion of the bottom edge. The disclosure further provides for a method of brazing the carbide insert(s) in a cavity along at least a portion of the bottom edge. The device further includes at least one wear block selectively reversible to present the adapter blade at a first angle or a second angle. The at least one wear block can include a bottom edge having a carbide insert along at least a portion of the bottom edge. | 02-11-2016 |
219616000 | Soldering | 14 |
20080272112 | Hard-Soldering Method and Device - To hard-solder parts to be joined along a common joint, the parts are heated by a heat source e.g. a laser beam ( | 11-06-2008 |
20090236328 | SOLDERING APPARATUS FOR CONNECTING SOLAR CELLS - A soldering apparatus for connecting solar cells includes an induction heat source to connect cell conducting tracks, provided with soldering medium, with electric conductors. The heat source has a high-frequency generator and an inductor loop in which the flow of a high-frequency current causes a high-frequency magnetic field to induce in the conducting track and in the electric conductor arranged along the conducting track eddy currents that generate the heat that is necessary for the soldering operation. The U-shaped inductor loop has narrowings and widenings that serve to optimize the heat development in the soldering zone and thus also save energy. Each widening affords access to the soldering point for a magnetic-field-neutral pressure foot that presses the conductor onto the conducting track. The inductor loop extends the entire length of the conducting track of the cell upper and lower sides to solder to the conductor in one soldering operation. | 09-24-2009 |
20090266811 | Soldering Apparatus and Soldering Method - A soldering apparatus has a sealable container which accommodates a circuit board therein, weights disposed immediately upon semiconductor devices to press the semiconductor devices toward the circuit board, and high-frequency heating coils causing the weight to generate heat due to electromagnetic induction. The high-frequency heating coils are disposed away from the weights. The heat generated in each weight is applied to a plurality of joint sites of the circuit board, thereby soldering the semiconductor devices to the joint sites. As a result, efficient heating is realized while simplifying the configuration of the apparatus. | 10-29-2009 |
20100038358 | INDUCTIVE SOLDERING DEVICE - A soldering apparatus for connecting solar cells includes an induction heat source to connect cell conducting tracks, provided with soldering medium, with electric conductors. The heat source has a high-frequency generator and an inductor loop in which the flow of a high-frequency current causes a high-frequency magnetic field to induce in the conducting track and in the electric conductor arranged along the conducting track eddy currents that generate the heat that is necessary for the soldering operation. The inductor loop includes a U-shaped loop element that has narrowings and widening in one arm that is positioned closer to the conductor. Ferrite beads and ferrite tubes at the widening concentrate the magnetic field to optimize the heat development in the soldering zone and thus also save energy. | 02-18-2010 |
20100258554 | System and Method for Induction Heating of a Soldering Iron - A soldering iron system includes a power assembly that provides power to an induction heater at a variable voltage and a variable frequency. A control assembly adjusts the temperature of the heater in accordance with signals from a current detector coupled to the induction heater and a selection made by the user on an operating level selector. | 10-14-2010 |
20110062148 | INDUCTION SOLDERING OF PHOTOVOLTAIC SYSTEM COMPONENTS - A method comprises positioning a pair of photovoltaic wafers in a side-by-side arrangement. An interconnect is placed on the pair of wafers such that the interconnect overlaps both wafers of the pair, solder material being provided between the interconnect and the respective wafers. A solder head is then located adjacent the interconnect, and the coil is energized to effect inductive heating of the solder material. The solder head comprises an induction coil shaped to define an eye, and a magnetic field concentrator located at least partially in the eye of the coil. The magnetic field concentrator defines a passage extending axially through the eye of the coil, and may be of a material with a high magnetic permeability. | 03-17-2011 |
20110163085 | Method for Soldering Contact Wires to Solar Cells - In a method for soldering contact wires to a side of a solar cell for producing the electrical contact-making, the solar cells have at least one metallic strip-shaped region. A contact wire is soldered onto the latter for the electrical connection of the solar cell, wherein the soldering duration or the duration of the energy input externally onto the soldering region is very short and is less than 800 ms. | 07-07-2011 |
20120031895 | SOLDERING HEAD AND PROCESS FOR INDUCTIVE SOLDERING - A soldering head for an induction-soldering apparatus for soldering a contact strip onto a solar cell and a soldering process using the soldering head are provided. The soldering head has a soldering side, with which the soldering head is placed onto the site to be soldered during the soldering process, an inductor loop with a feed region and a coupling-out region arranged on the soldering side, a main body made of an electrically non-conductive material, and a fastener, with which the main body is fixed to the inductor loop, wherein the coupling-out region of the inductor loop is exposed on the soldering side, and the main body has one or more spacer elements, on the soldering side, which are arranged outside the coupling-out region and protrude beyond the coupling-out region of the inductor loop. | 02-09-2012 |
20120187111 | METHOD FOR SOLDERING ELECTRONIC COMPONENTS TO A CIRCUIT BOARD BY MEANS OF HIGH-FREQUENCY SOLDERING - A method for soldering electronic components to a circuit board by: applying a solder paste to solder contacts of a circuit board and then arranging electronic components on the circuit board to keep the pins of the electronic components in contact with the solder contacts and then a high frequency to melt the solder paste and to let the pins of the electronic components be electrically connected to the solder contacts of the circuit board electrically by the solder paste. | 07-26-2012 |
20120248094 | Soldering Method - A soldering method is provided. According to the method at least two sets of components are heated and soldered by heating. Each set includes a first soldering partner, a second soldering partner, and a solder. During the soldering process, the individual temperatures of each one of the sets are transmitted by a radio frequency transmitter to a receiving and control unit. The control unit controls the heating of the sets depending on the transmitted individual temperatures. | 10-04-2012 |
20130277361 | APPARATUS AND METHOD OF INTERCONNECTING A PLURALITY OF SOLAR CELLS - 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. | 10-24-2013 |
20140183181 | METHOD AND APPARATUS FOR FORMING A VEHICLE WINDOW ASSEMBLY USING INDUCTION SOLDERING - Induction soldering via an assembly fixture is utilized to bond one or more items of hardware to a vehicle window to form a vehicle window assembly. A method of operating the assembly fixture to bond the one or more items of hardware to a vehicle window by induction soldering is also an aspect of the invention. | 07-03-2014 |
20150048078 | SOLDERING EQUIPMENT FOR CONNECTING SOLAR CELLS - Soldering equipment for connecting solar cells includes an inductor loop for generating a high-frequently magnetic field for soldering conductors to the solar cells and holding-down devices, which devices penetrate the inductor loop, for pressing the conductor onto the conductor tracks of the solar cells. A field-concentrator element of a ferrite material is arranged in each holding-down pin of the holding-down device, whereby the magnetic field can be locally amplified and concentrated. | 02-19-2015 |
20160059339 | Hermetically Sealed Electronic Device Using Solder Bonding - Solder can be used to wet and bind glass substrates together to ensure a hermetic seal that superior (less penetrable) than conventional polymeric (thermoplastic or thermoplastic elastomer) seals in electric and electronic applications. | 03-03-2016 |
219617000 | Welding | 23 |
20090101634 | Joining Method - A joining method, in particular for gas turbine components, is provided wherein applying inductive heating, using at least one inductor, to a joining zone of a first component section and a second component section; following and/or during the step of applying inductive heating, exerting a press force on the first component second and the second component section to weld the first and second component section together, additionally heating by a capacitor discharge of the joining zone of the first and second component sections. | 04-23-2009 |
20090134147 | Method and apparatus for sealing high pressure vessels using magnetic pulsing with high radial impact speed; vessels manufacturing according to such methods - A pulsed magnetic method of sealing a vessel is provided. The method includes providing a vessel's body having at least one open end, providing a cover having a welding part. The welding part of the cover is placed over the open end of the vessel's body to overlap at least a portion of the vessel's body, thereby to define an air gap between the portion of the vessel's body and the welding part of the cover. A welding induction coil is provided around the vessel's body at least at the place where the welding part of the cover is located. The welding induction coil is energized to generate a pulsed magnetic force sufficient to cause bending the welding part of the cover in the air gap in a radially inward direction around the portion of the vessel's body. The pulsed magnetic force has such a value so as to provide an effective radial velocity value of the cover's welding part in the range of 150 m/sec to 600 m/sec at the moment of impact with the vessel's body, thereby to provide mutual diffusion of atoms of the vessel's body and the cover at their impact. | 05-28-2009 |
20100102053 | Combustion Chamber and Method for Production Thereof - A method for producing a combustion chamber, particularly for airbags, with a barrel shaped body to which an ignition chamber is attached by welding and which has a transition opening between the ignition chamber and the barrel shaped body and a discharge opening in the barrel shaped body lying substantially opposite the transition opening, the barrel shaped body having a wall thickness in the vicinity of the discharge opening and in the vicinity of the transition opening or of the region where the ignition chamber is attached is greater than the wall thickness of the remainder of the barrel shaped body. | 04-29-2010 |
20100181298 | INDUCTION COIL, METHOD AND DEVICE FOR THE INDUCTIVE HEATING OF METAL COMPONENTS - An induction coil for use in a method for the inductive heating of metallic components, particularly components of a gas turbine, is disclosed. The coil includes at least two windings and the distance between the individual windings is configured such that the component or components to be heated can be inserted between two windings that are spaced apart from each other. A method and a device for the inductive heating of metallic components, particularly components of a gas turbine, and to a component produced by the method is also disclosed. | 07-22-2010 |
20100219178 | INDUCTION WELD ASSEMBLY OF CLOSURE PANELS - The present invention provides a method and device for inductively heating a first and second surface to form a closure assembly. A method contemplated by the present invention includes spacing an upper die from a lower die for receipt of the first surface and the second surface configured in an overlying orientation, securing one end of the first surface to an end of the second surface and compressing the first surface toward the second surface to form a compressed arrangement which is inductively heated into a closure assembly. | 09-02-2010 |
20100320192 | Method and apparatus for the inductive high-frequency welding of metal products having different material thicknesses and/or material grades using at least two component induction conductors which are separable from one another - A method and a device for inductive radiofrequency welding of metal products, include heating by inducing radiofrequency currents with use of at least one induction conductor. The metal products and a welding zone are moved relative to one another, so that edge regions of the metal products to be welded are brought in contact in the welding zone and are welded together to form a weld seam. Metal products with different material thicknesses and/or material properties can be welded together because an induction conductor which heats the edge regions of the metal products is used which includes at least two mutually separable induction conductor components that are assigned to the respective metal product and are adapted thereto, and the edge regions to be welded are heated in a manner that is adjusted separately for the respective metal product. | 12-23-2010 |
20100320193 | RADIOFREQUENCY WELDING APPARATUS - Apparatus and methods for radiofrequency (RF) welding are disclosed. RF power delivered to a welding platen of the apparatus is capacitively split into first and second RF power components of different magnitudes. The power components are simultaneously delivered to respective first and second die members to conduct an RF welding operation. | 12-23-2010 |
20110100979 | MANUFACTURING METHOD FOR ROD MEMBER OF THREE-DIMENSIONAL STATICALLY INDETERMINATE TRUSS STRUCTURE - A manufacturing method for a rod member of a three-dimensional statically indeterminate truss structure is provided, which includes the following steps. A first conical connection element is provided, which has a guide slot and a coupling portion on a front and a rear end respectively. A first screw connection is made to penetrate from the coupling portion of the first conical connection element, such that a screw portion of the first screw connection penetrates out of the guide slot, and a head portion of the first screw connection is confined within the first conical connection element. The coupling portion of the first conical connection element is aligned and engaged with a first end opening of a tube member, and the first end opening of the tube member is joined to an engaging portion in the coupling portion of the first conical connection element by applying a magnetic pulse welding technique. | 05-05-2011 |
20110174805 | WEAVING TORCH DEVICE FOR AUTO WELDING - The present invention relates a weaving torch device for auto welding that can maintain necessary molten metal for desired welding such as welding by a person and provide the best welding beads, by locking a hinge pin and a conveying pin, which are provided to both sides of a weaving torch of a torch device connected to a welding machine, to a locking protrusion and a locking step of a hinge support member of a lower case in order to prevent left/right conveying while the weaving torch is automatically reciprocated up/down by operation of an electromagnet and a conveying spring. | 07-21-2011 |
20110226755 | METHOD FOR JOINING COMPONENTS - A method for joining at least two components by inductive high-frequency pressure welding is disclosed. The first component has a first material structure with a first hardness and the second component has a second material structure with a second hardness which is smaller than the first hardness. Both components are inductively heated in the region of the joining surfaces and are subsequently pressed together by a compressive force. The joining surface of the first component with the first hardness, which is greater than the second hardness of the second component, is pre-contoured in a spherical, conical or convex manner prior to joining the two components. | 09-22-2011 |
20120006810 | INDUCTION HEATING-ASSISTED VIBRATION WELDING METHOD AND APPARATUS - A method for heating a work piece or a welding interface using a vibration welding system includes positioning the work piece adjacent to a welding tool such that the welding interface is also adjacent to the welding tool, and then using an induction heating device to generate an eddy current in one of the welding tool and the work piece to thereby heat the welding interface to a calibrated threshold temperature or temperature range. A high-frequency vibration thereafter may be applied using a sonotrode of the vibration welding system to form a weld. The method may include adjusting the position and orientation of the induction heating device relative to the work piece to change the location of the eddy current. A vibration welding system includes a welding tool, the induction heating device, and a control module which controls the induction heating device to thereby control the welding temperature. | 01-12-2012 |
20120160829 | POLYARYLENE ETHER KETONE COMPOSITION FOR INDUCTION WELDING - The invention relates to a polymer composition containing at least one polyarylene ether ketone, optionally filled with fibers or other elements increasing the modulus, and with ferrimagnetic or ferromagnetic conductive particles that can be used in the manufacture of articles that can be welded by induction in an alternating electromagnetic field, together with objects manufactured with the composition of the invention. It also relates to the induction welding of these objects using an alternating electromagnetic field. | 06-28-2012 |
20130134152 | Method of Securing a Shaft to a Constant Velocity Joint - A constant velocity joint assembly and a method of securing a shaft to the assembly are described. The assembly may have an outer race with a first portion having a plurality of grooves and a second portion that extends from the first portion and is substantially parallel to the shaft. The method of securing the shaft to the assembly includes the step of magnetically pulse welding the shaft to the outer race. | 05-30-2013 |
20130134153 | JOINING METHOD AND APPARATUS - A joining apparatus includes a joining tool on which a joining component is held and which moves the joining component in an axial direction to position a metal section of the joining component on a surface of the workpiece. A heating device is provided for heating the metal section of the joining component to integrally couple the metal section to the workpiece. A sensor is connected to the joining tool acting to determine a zero point defined when a joining surface of the metal section has reached the surface of the workpiece before the workpiece is axially deformed. | 05-30-2013 |
20130270259 | DEVICE AND METHOD FOR INDUCTIVELY HEATING METAL COMPONENTS DURING WELDING, USING A COOLED FLEXIBLE INDUCTION ELEMENT - Proposed is a device for the inductive heating of metallic components in particular during welding, comprising at least one flexible induction element and at least one flexible coolant line for a coolant for cooling the induction element, wherein the flexible induction element and the coolant line are plastically or elastically deformable multiple times and can manually or automatically be matched to the shape of components to be heated, in such a way that between them and the components to be heated a clearance remains, wherein the flexible induction element and the coolant line are designed so that in a self-supporting manner they maintain this shape during operation of the device. | 10-17-2013 |
20140014648 | Method And System For Joining Workpieces - A system for joining articles includes a joining unit; a positioning unit coupled to the joining unit, the positioning unit positioning the joining unit; a vision system obtaining an image of an item to be joined on a workpiece; a controller for processing the image and controlling a position of the joining unit relative to the item to be joined in response to the image; and a temperature probe for monitoring a temperature; wherein the controller adjusts the position of the joining unit in response to the temperature. | 01-16-2014 |
20140027442 | INDUCTOR AND SYSTEM FOR WELDING FOR MAINTAINING WELDING ARCS - A welding system includes an inductor on an output of a welding power supply. The power supply may be of the type including an engine and a generator for producing power, with power conversion circuitry conditioning the power to a form suitable for a stick welding application. The inductor has an inductance sufficient for storing energy for maintaining a welding arc with XX10 electrodes, such as on the order of 700 mH. The inductor may have a particular structure, such as one designed around T and L shaped core elements. | 01-30-2014 |
20140061185 | METHOD FOR JOINING WORKPIECES BY USING A JOINING ELEMENT AND HEATING THE JOINING ELEMENT AND THE WORKPIECES - 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. | 03-06-2014 |
20140339219 | Induction Coil with Dynamically Variable Coil Geometry - A solenoidal induction coil with dynamically variable coil geometry is provided for inductively welding or heating continuous or discontinuous workpieces passing through the solenoidal induction coil in a process line. The coil geometry can change, for example, as the outer dimension of the workpiece passing through the solenoidal induction coil changes or as non-continuous workpieces pass through the solenoidal induction coil in an induction heating or welding process line. | 11-20-2014 |
20140374406 | METHOD FOR JOINING TWO ESSENTIALLY METAL SHEET-TYPE WORKPIECES USING FRICTION SQUEEZE WELDING - The invention relates to a method for joining two essentially metal sheet-type workpieces. In said method, edge regions of the workpieces to be joined are bent by up to 90° in relation to a plane of the workpiece, the bent edge regions being placed against each other, and the edge regions are then heated to a predefined joining temperature by at least one first frictional element that moves relative to the edge regions, are subjected to a certain contact pressure, and are joined while being deformed. | 12-25-2014 |
20160039040 | METHOD OF FUSING EDGE MEMBERS TO METALLIC COMPONENTS - A method of fusing an edge member to a peripheral portion of the metallic component is disclosed. The method initiates with providing an edge forming apparatus, which includes a manipulator, a heating unit, and at least one set of rollers. The manipulator is capable of receiving the edge member and the metallic component. Thereafter, edge member and the metallic component are positioned on the manipulator. After positioning, the heating unit heats a first portion of the edge member and a first section of the peripheral portion. Thereafter, the manipulator is manipulated to facilitate an engagement between the first portion and the first section, by passing the first portion and the first section through the set of rollers. Afterwards, the first portion of the edge member is fused with the first section of the peripheral portion of the metallic component. | 02-11-2016 |
20160135304 | MINIATURIZED HEAD FOR INDUCTION WELDING OF PRINTED CIRCUITS - The invention relates to an induction head for welding multilayer stacks for printed circuits and the like, wherein an inductor core associated with an excitation inductance is cooled by air or another gaseous fluid, which circulates in a path provided in the induction head. A second inductor core cooperates with the first one to guide a magnetic flux to at least one junction area of a multilayer stack interposed between the cores: the cooling fluid laps the junction area of the multilayer stack, thus facilitating the detachment of the head at the end of the welding process. | 05-12-2016 |
20160151854 | TRANSIENT LIQUID PHASE JOINING OF DISSIMILAR MATERIALS | 06-02-2016 |