| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 219860100 |
By spot bonding
| 137 |
| 219117100 |
Methods
| 75 |
| 219108000 |
Systems of current supply
| 52 |
| 219850100 |
Brazing or soldering
| 29 |
| 219119000 |
Electrodes (e.g., structure)
| 18 |
| 219097000 |
Flash
| 18 |
| 219101000 |
Butt
| 13 |
| 219081000 |
Roller electrode
| 12 |
| 219780160 |
With work deforming means (e.g., tube sealing)
| 8 |
| 219079000 |
With conveyer for workpiece | 5 |
| 20100314359 | NUT SUPPLY APPARATUS TO BONDING MACHINE - A supply chute | 12-16-2010 |
| 20130134135 | Method For Welding a Sphere Onto a Metal Sheet By a Welding Current Between Electrodes - A method is provided for welding in an automated way a sphere onto a metal sheet. The method includes the following steps: providing a sphere; providing a first electrode; picking up the sphere by use of the first electrode; providing a metal sheet; providing a second electrode; pressing the metal sheet and sphere together such that the sphere is pressed against the metal sheet by the first electrode, and the metal sheet is pressed against the sphere by the second electrode; and welding the sphere and the metal sheet together by generating a welding current between the two electrodes. | 05-30-2013 |
| 20140083982 | WELDING SYSTEM FOR ATTACHING FIRING TIPS TO SPARK PLUG ELECTRODES - A welding system for welding small precious metal firing tips to spark plug electrodes, such as ground and/or center electrodes. According to one embodiment, the welding system includes a firing tip storage assembly and a firing tip welding assembly, where the firing tip storage assembly uses pressurized gas introduced at the bottom of a part container to float or lift the firing tips so that the firing tip welding assembly can more easily acquire them with a vacuum-driven nozzle that also doubles as a welding electrode. The firing tip welding assembly is mounted to a robotic apparatus that can index or move the firing tip welding assembly between the firing tip storage assembly, a welding station and/or any other suitable positions. | 03-27-2014 |
| 20080283506 | System For Joining Nuts to Workpieces and Loading Device For Such a System - The invention relates to a novel system for inserting or mounting nuts in workpieces by means of welding. Said system comprises a welding station to which the nuts are fed via a conveying section. | 11-20-2008 |
| 20100059486 | METHOD OF WELDING PROJECTION BOLT AND WELDING APPARATUS - Provided are a welding method and a welding apparatus capable of appropriately starting the advancement of an electrode based on the positioning of a welding point on a steel plate part to which a projection bolt is to be welded and on the state of completion of feeding of the projection bolt to the electrode. | 03-11-2010 |
| 219780150 |
With work cutting means | 4 |
| 20080197117 | Bonding Apparatus and Method of Metal Plate - A bonding apparatus and method of metal plates simplifies a bonding process and improves bonding strength of metal plates. | 08-21-2008 |
| 20100038346 | Auxiliary welding apparatus - An auxiliary welding apparatus adapted for separating central conductors of cables of a cable connector assembly, includes a holding base capable of fixing the cable connector assembly thereon. Two opposite sides of the holding base have two pivotal bearings facing each other. A rotation member is pivotally engaged between the two pivotal bearings and disposes a separating member fixed thereto. The separating member has a base portion fixed to the rotation member and a substantially comb-shaped separating portion extending from one side of the base portion for separating the central conductors of cables of the cable connector assembly to avoid the central conductors being welded with each other. | 02-18-2010 |
| 20120138577 | Welding Head for Rail Welding - This invention concerns a welding head for welding the extremities of two sections of rail and comprises two half-heads ( | 06-07-2012 |
| 20160039038 | WELDING HEAD FOR RAIL WELDING - A welding head for welding the extremities of two sections of rail and comprises two half-heads ( | 02-11-2016 |
| 219780020 |
By solid-state bonding (e.g., diffusion) | 3 |
| 20090250439 | METHOD OF CREATING A CLAD STRUCTURE UTILIZING A MOVING RESISTANCE ENERGY SOURCE - A method for forming a clad structure utilizing a moving resistance energy source. The method forms a metallurgical bond between a cladding layer and a primary layer such that at least 2% of a cladding layer surface is metallurgically fusion bonded to a primary layer surface. The fusion bond does not extend all the way through the primary layer or the cladding layer. Either, or both, of the layers may incorporate surface texturing to reduce the contact area between the layers, and melting point suppressants may be incorporated into the method. | 10-08-2009 |
| 20140299582 | CURRENT DIFFUSION BONDING APPARATUS AND CURRENT DIFFUSION BONDING METHOD - A current diffusion bonding apparatus ( | 10-09-2014 |
| 20160008911 | REACTION MATERIAL PRE-PLACEMENT FOR REACTION METALLURGICAL JOINING | 01-14-2016 |
| 219780130 |
With additional heating device | 2 |
| 20090001054 | BONDING METHOD AND BONDING APPARATUS - The present invention relates to a bonding method or an apparatus for projecting a conductive element from a nozzle onto an object to be bonded and electrically bonding the object to be bonded and the conductive element. The method of invention comprises the steps of: preparing the conductive element having an outer diameter with a curvature radius larger than a curvature radius of a portion of an opening of the nozzle which is in contact with the conductive element; pressurizing and attaching the conductive element to the opening of the nozzle; and supplying a compressed gas into an inner space of the nozzle and projecting the conductive element in a solid phase state onto the object to be bonded. | 01-01-2009 |
| 20150375335 | HYBRID FRICTION STIR WELDING FOR DISSIMILAR MATERIALS THROUGH ELECTROPLASTIC EFFECT - A hybrid Friction Stir Welding approach and device for dissimilar materials joining employing Electro-Plastic Effect. The approach and device include an introduction of high density, short period current pulses into traditional friction stir welding process, which therefore can generate a localized softened zone in the workpiece during plastic stirring without significant additional temperature increase. This material softened zone is created by high density current pulses based on Electro-Plastic Effect and will move along with the friction stir welding tool. Smaller downward force, larger processing window and better joint quality for dissimilar materials are expected to be achieved through this hybrid welding technique. | 12-31-2015 |
| 219780140 |
With work cleaning means | 1 |
| 20140034616 | STUD JOINING METHOD AND APPARATUS - A welding apparatus for joining a weldable fastening element onto a workpiece by a welding process, wherein the welding apparatus comprises: an electric welding power source; a fastening element holding device for holding the fastening element during welding; a first drive device for moving the fastening element holding device along a first axis; a cleaning electrode holding device for holding a cleaning electrode along a second axis; and wherein the cleaning electrode is connectable to the electric welding power source. The fastening element holding device and the cleaning electrode holding device are mounted on a common tool carrier and the tool carrier is movable on a joining head by a tool carrier drive from a joining position to a cleaning position, and in the joining position the first axis defines a joining axis, and in the cleaning position the second axis is aligned with the joining axis. | 02-06-2014 |
| Entries |
| Document | Title | Date |
|---|
| 20080237197 | SYSTEM AND METHOD FOR WELDING AND REAL TIME MONITORING OF SEAM WELDED PARTS - A welding system having welder with an electrode for creating a weld. The welding system may include a sensor for monitoring the weld. A method of monitoring a weld is also provided. | 10-02-2008 |
| 20090173720 | Welding Electrode Assembly Having Self-Aligning Features - A welding electrode assembly that includes a tip member and a coupling member and has certain self-aligning features which promote proper alignment during operation. In one embodiment, the coupling member acts as a self-aligning joint or connection and generally includes a housing, a movable plunger, and a biasing element such as a spring. During operation, contact between the tip member and a work piece surface causes the plunger to lift from an opening in the housing against the urging force of the spring so that the tip member can become properly aligned with the work piece. | 07-09-2009 |
| 20100326964 | ELECTRIC HOT WEDGE - The invention relates to an electric hot wedge ( | 12-30-2010 |
| 20110000891 | Heating device for a turbine blade and welding method - During the welding of components, the components are preheated to avoid stresses. A device is provided for heating a turbine blade or vane in that a heating coil is arranged in a particular manner to obtain a temperature gradient in a component. A process for welding a turbine blade or vane is also provided. | 01-06-2011 |
| 20110062123 | Micro-welding machine - The present invention relates to a micro-welding technology and micro-welding machine which emerge for first time in resistance-welding field and mainly find their applications in the welding of tiny work pieces that can be processed only with the assistance of microscopic optical devices, such as the welding of leading pad of enameled wire during manufacture of kinds of electronic components having coils of small diameter. A micro-welding machine includes a main power supply, a welding head and a headstock. The main power supply includes a resistance welding transformer and a power supply controller; the main power supply outputs step-wave pulse through the power supply controller during welding process and, during welding process, the headstock connects an output portion of the resistance welding transformer to the welding head. | 03-17-2011 |
| 20110127239 | ELECTRODE UNIT AND RESISTANCE WELDING DEVICE - An electrode unit configuring a resistance welding device is provided with a first chassis section and a second chassis section. A plurality of stepped hole sections are formed in the first chassis section, and an electrode pin is slidably provided in each stepped hole section. On the head section of the electrode pin, a resin ball configuring a welding pressure adjusting mechanism is disposed. In the second chassis section, a screw hole is formed coaxially with each stepped hole section, and a setscrew configuring an extrusion output adjusting mechanism for adjusting an extrusion output of the electrode pin is screwed into each screw hole. | 06-02-2011 |
| 20110198319 | Method And Apparatus For Welding-Type Power With Real Time Clock - A method and apparatus for providing welding-type power is disclosed and includes an RTC module and/or a non-volatile memory. | 08-18-2011 |
| 20110284501 | WELDING SYSTEM - A welding system includes a first electrode, a first metal substrate having a first melting point temperature, and a second metal substrate having a second melting point temperature and disposed adjacent and in contact with the first metal substrate to define a faying interface therebetween. The welding system also includes a second electrode spaced apart from the first electrode and disposed in electrically-conductive relationship with the second metal substrate. Further, the welding system includes a flexible strip disposed between and in electrically-conductive relationship with each of the first electrode and the first metal substrate. The flexible strip is formed from an electrically-conductive material and has a melting point temperature that is greater than or equal to each of the first melting point temperature and the second melting point temperature. | 11-24-2011 |
| 20110290765 | AUTOMATIC AND SEMI-AUTOMATIC WELDING SYSTEMS AND METHODS - Methods and devices for control for an automated welding system are provided. Disclosed control methods may include receiving a data set including one or more features of a joint to be welded and receiving a weld procedure for the joint to be welded. The weld procedure for the joint is determined based on a sample virtual weld performed by an operator, a stored procedure developed for a substantially similar weld joint, or a combination thereof. The method may further include determining one or more desired changes to the weld procedure based on the received features of the joint to be welded and generating an updated weld procedure by altering one or more parameters of the received weld procedure in accordance with the one or more desired changes, wherein the one or more parameters are included within a predetermined allowable data set. | 12-01-2011 |
| 20120103944 | Manufacturing Method of Fuel Filler Tube - An annular surface of a retainer made of stainless steel plate and an annular surface of an inlet pipe made of zinc plated steel plate are surface contacted. Seam welding is then applied within a surface contacting region of the retainer and the inlet pipe to form a gap at both ends of the surface contacting region, and a zinc plated layer of the inlet pipe is melted to extrude zinc to the gap thus filling the gap with the zinc. According to such manufacturing method, a fuel filler tube excelling in rust preventing performance can be provided without performing a separate rust preventing countermeasure. | 05-03-2012 |
| 20120228273 | GUIDE WIRE - A guide wire includes a wire body having a first wire disposed at a distal end and a second wire joined to a proximal end of the first wire at a joint by welding. The joint is curved. In the joint, at least one component (e.g., Ti) of the material of the first wire decreases toward the proximal end and at least one component (e.g., Fe) of the material of the second wire decreases toward the distal end. When a tensile test is conducted on a region of the wire body including the joint, the region of the wire body has, in a tensile load and elongation diagram, an elastic section extending substantially straight upwardly to the right, a yield section extending substantially horizontally or upwardly to the right from the elastic section, and a substantially straight section extending upwardly to the right from the yield section. | 09-13-2012 |
| 20120325781 | PROTECTIVE ENCLOSURE - The present disclosure provides a system for carrying out a welding process. The system includes a controllable robot having a robotic arm and a welding device coupled to the robotic arm. The welding device is configured to perform the welding process. The system also includes a housing coupled to the robotic arm adjacent the welding device and a closure member pivotably coupled to one end of the housing. The closure member is adapted to pivot between an open position and a closed position. A camera is disposed in the housing and removably coupled thereto. The camera has a lens oriented towards the closure member. The system further includes a light source disposed in the housing and removably coupled thereto such that the light source is disposed adjacent to the camera. During the welding process, the camera and light source are enclosed by the housing and closure member. | 12-27-2012 |
| 20130032578 | RESISTANCE WELD REPAIRING OF CASING FLANGE HOLES - A method for repairing a degraded bolt hole in a casing flange by reaming and removing at least some corrosion on an inside and around the hole to form a reamed hole, mounting the flange to float relative to upper and lower electrodes of a welding machine, radially and axially clamping an area of the flange surrounding the reamed hole, placing upper and lower filler slugs in the reamed hole, placing the electrodes against upper and lower filler slugs and applying a welding current through the electrodes while applying pressure to the filler slugs with the electrodes and resistively heating and melting the filler slugs to form a weldment, and pulsing the welding current on and off. Pulsing may be performed with progressively increasing amounts of current. In situ tempering under the pressure of the electrodes may be performed on a substantially liquid pool formed by the welding current. | 02-07-2013 |
| 20130112664 | TOOL AND METHOD FOR JOINING MATERIAL LAYERS - A tool configured to join at least two material layers, of which at least one material layer is in the form of a metal material layer, by a pin. The tool includes a driving-in device which drives the pin through the at least two material layers to be joined, and a welding device which, after the driving-in of the pin, welds at least one first section of the pin to the at least one metal material layer. | 05-09-2013 |
| 20130112665 | DEVICE AND METHOD OF VIBRO-SPOT WELDING - A device and a method of vibro-spot welding which weld overlapped metal plates by heating welding portions of the overlapped metal plates and applying linear and repetitive load to the welding portions are disclosed. The device of vibro-spot welding may include a pair of vibration welders facing each other with respect to overlapped metal plates, wherein at least one of the pair of vibration welders heats welding portions of the metal plates, generates plastic flow at the welding portions by moving the welding portions reciprocally between the pair of vibration welders, and joining the welding portions by applying pressure to the welding portions at which the plastic flow occurs. | 05-09-2013 |
| 20130248496 | PRECISION RIBBON RESISTANCE WELDING SYSTEM - Disclosed herein is a resistance welding system for welding a ribbon to a bond site of a bond surface. The system includes a welding header, a bond header, a ribbon dispenser, a cutter, and a support surface. The welding header includes a resistance welding tip. The bond header includes a bond foot displaceable relative to the bond surface. The bond foot includes a welding aperture. The ribbon dispenser feeds the ribbon to the bond foot. The support surface is configured to support the bond surface. The bond foot is configured to press the ribbon against the bond site of the bond surface, which is thereby forced against the support surface. With the ribbon so pressed against the bond site, the system is configured to cause the welding tip to enter the welding aperture to resistance weld the ribbon to the bond site of the bond surface. | 09-26-2013 |
| 20140190943 | AUTOMATIC WELDING APPARATUS FOR END PLUG OF NUCLEAR FUEL ROD - Disclosed is an automatic welding apparatus for an end plug of a nuclear fuel rod, which is used to perform resistance welding on a cladding tube and the end plug in a welding chamber. The automatic welding apparatus includes a welding chamber configured to perform resistance welding on an end plug and a cladding tube, a cladding tube transfer unit that has a cladding tube clamp fixedly clamping the cladding tube and a first servo motor for driving the cladding tube clamp in a horizontal direction and that horizontally transfers the cladding tube to the welding chamber, end plug welding electrodes gripping the end plug fed from an end plug feeder, an end plug transfer driver for driving the end plug welding electrodes toward the welding chamber in a forward/backward direction, and a position control module for controlling driving of the first servo motor and the end plug transfer driver. | 07-10-2014 |
| 20140291298 | METHOD OF WELDING PLATED STEEL SHEET AND RAW STEEL SHEET AND METHOD OF WELDING VEHICLE DOOR SASH - A method of spot-welding portions of a plated steel sheet and a raw steel sheet which are overlaid on each other, the spot-welding method includes preparing a flat electrode and a radius electrode serving as a pair of welding electrodes, bringing the flat electrode and the radius electrode into contact with the portions of the plated steel sheet and the raw steel sheet, respectively, with the portions of the plated steel sheet and the raw steel sheet overlaid on each other, and performing a spot-welding process by passing a welding current through the flat electrode and the radius electrode to spot-weld the portions of the plated steel sheet and the raw steel sheet to each other while applying pressure on the portions of the plated steel sheet and the raw steel sheet by the flat electrode and the radius electrode. | 10-02-2014 |
| 20140353291 | SYSTEM FOR CREATING CLAD MATERIALS USING RESISTANCE SEAM WELDING - A system for creating a clad material that includes at least one substrate; at least one cladding layer; at least one surface activation layer disposed between the at least one substrate and the at least one cladding layer; and a resistance seam welder, wherein the resistance seam welder is operative to generate heat and pressure sufficient to melt the at least one surface activation layer and form a bond between the at least one substrate and the at least one cladding layer when the at least one surface activation layer is cooled. | 12-04-2014 |
| 20140374387 | WIRELESS TRANSMISSION IN THE ENVIRONMENT OF A WELDING APPARATUS - A welding inverter includes a device for achieving wireless data transmission via radio between the welding inverter and a further device. The device is configured such that wireless and preferably safe communication is configured to be achieved therebetween. The welding inverter is thereby configured to be used flexibly as regards its installation location in the existing infrastructure without being modified. | 12-25-2014 |
| 20150346033 | WELDING PORTION INSPECTION SYSTEM AND THE CONTROL METHOD OF INSPECTION SYSTEM - A welding portion inspection system includes a sensing head, and first and second electrodes that are disposed a predetermined distance from each other at one side of the sensing head, where front end portions of the first and second electrodes contact both sides of a welding portion to apply current such that a temperature of the welding portion is heated, and an infrared camera is disposed on the sensing head and detects a temperature distribution of the welding portion. | 12-03-2015 |
| 20150352657 | Method for Resisting Welding of a First Component to a Second Component - A method for resistance welding a first component to a second component including inserting the second component, at least by a connecting region, into an opening of the first component by a insertion distance and welding the first component to the second component in the process. An internal dimension of the opening and an external dimension of the connecting region are configured similar to a press fit with each other. The insertion distance is limited by an adjustable external distance limiter. A device is configured for resistance welding the first component to the second component. | 12-10-2015 |
| 20160008914 | RESISTANCE SPOT WELDING SYSTEM | 01-14-2016 |
| 20160158871 | WELDING MACHINE FOR CONNECTION OF OVERLAPPING MATERIAL WEBS - Welding machine for edge-side connection at the edge of overlapping material webs, wherein the materials are connectable to one another under the effect of heat and subsequent pressure, with a chassis on which at least guide rollers, a heating device and at least one pressure roller are arranged. The heating device has a cantilevered contact heating element that can be inserted laterally between the edges of the material webs, wherein the chassis is driven by an electric motor which is arranged on a longitudinal leg of the chassis. The electric motor according to the invention is formed as a brushless DC motor and the reduction gear as a planetary gear, which are united by a drum drive motor. In this case, the direct current motor is preferably a disk rotor motor. The chassis has a lateral leg which is adjustable perpendicularly to the working direction relative to the longitudinal leg. | 06-09-2016 |
