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WO/2018/159310A1 |
In this bonded body, the front surface of a first metal piece (1) and the back surface of a second metal piece (2) are bonded by a protrusion (11) formed on the front surface of the first metal piece (1). The bonded body is provided with...
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WO/2018/153094A1 |
A method for bonding an amorphous alloy electronic product housing and a middle plate. The method comprises: step I, pre-bonding; step II, heating; step III, applying pressure; and step IV, cooling and shaping. According to the bonding m...
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WO/2018/156226A1 |
Provided is a tip dresser blade blank comprising a casting of M-2 steel hardened to a Rockwell C hardness in the range of 63 to 66, inclusive, by double tempering. The casting may be ground to provide a specific first geometry or a speci...
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WO/2018/156225A1 |
Provided is a tip dresser blade comprising a body of M-2 steel hardened to a Rockwell C hardness in the range of 63 to 66, inclusive, by double tempering. The body may be ground to provide a specific first geometry, or a specific second ...
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WO/2018/153785A1 |
The invention relates to a method for joining of at least two materials, non-weldable directly to each other with thermal joining processes in a lap joint configuration, where a two step sequence is used consisting of a first step to app...
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WO/2018/149632A1 |
The present invention relates to a method for producing a piston (1) for an internal combustion engine, wherein the piston (1) has a piston head (2) and a piston skirt (18), in which a connecting line (8) is provided which is connected f...
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WO/2018/142859A1 |
A steel plate frame (2) and a thin plate (4) comprise different materials. A plurality of through-holes (4c) are formed in a portion of the thin plate (4) superposed on the steel plate frame (2). A plurality of projections (6c) capable o...
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WO/2018/143483A1 |
The present invention relates to a projection welding machine, which is implemented to drive a nut feeding part of a nut feeder and a cylinder driving part of an upper holder only when an operation environment of a lower electrode part i...
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WO/2018/139422A1 |
This electrode chip (10A) for resistance welding is provided with: an inner cylinder part (46) in which a first flow channel (44) is formed; an outer cylinder part (50) which forms a second flow channel (48) between itself and the inner ...
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WO/2018/139239A1 |
A processing method in which there is used a resistance welder (1) for performing welding by applying pressure to weld objects to be welded, wherein before electrical power is provided for welding, at least one electrode (2, 3) is caused...
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WO/2018/138239A1 |
Welding element (10), which is suitable for being connected to a workpiece using a welding method and comprises: - a head (14) 14 having a welding surface (22) and a stop surface (24) that is remote from the welding surface (22), - a sha...
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WO/2018/140664A1 |
The modular pin spotting system described herein allows a common welding source to be utilized with both hand held pinspotters and fixed pinspotters. This allows the operator to choose the mode of operation for the welding source based o...
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WO/2018/135635A1 |
[Problem] To provide a fuel tank configured such that the pressure resistance thereof can be enhanced and the weight thereof can be reduced. [Solution] Provided is a fuel tank comprising: an upper panel and a lower panel both formed of i...
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WO/2018/130330A1 |
The invention relates to a component (2) in which, at at least one joint, at which a joining connection to a further component is to be formed later, a joining element (4) having a holding section (7) is pressed into the component, and t...
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WO/2018/130329A1 |
The invention relates to a component combination of at least two components (2, 3), which are joined at at least one joint The component combination comprises a first component (2), wherein a first joining element (4) having a supporting...
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WO/2018/130543A1 |
The invention relates to a device and method for producing a component (1), comprising steps or units for providing a first component element (10) having a recess (15) in or on a first surface (11) of the first component element (10), fo...
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WO/2018/127503A1 |
Method for evaluating a welded joint (18) between a first component (12) and a second component (14), comprising the steps of: bringing a first electrical pole (20) into contact with the first component (12) and bringing a second electri...
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WO/2018/128659A2 |
A fuel rod for a nuclear reactor, including a cladding tube having a first end with an annular end face, a second end with an annular end face, and a cylindrical body portion extending therebetween, and a first tube end plug including a ...
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WO/2018/123350A1 |
Provided is a resistance spot welding method whereby expulsion during welding or a reduction in sheet thickness at a weld can be suppressed and delayed fracture of a welded joint can be suppressed. A resistance spot welding method for ov...
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WO/2018/124647A1 |
The present invention relates to a device for blocking cooling water of a weld gun, the device preventing water leakage by blocking the cooling water leaking from the weld gun when a tip provided to the weld gun is replaced. The device f...
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WO/2018/117459A1 |
A spot welding method for a high strength zinc-plated steel sheet is provided. The spot welding method of the present invention comprises the steps of: preparing a high strength zinc-plated steel sheet; applying compressive deformation t...
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WO/2018/117568A1 |
The present invention relates to a stud electrode module for stud spot welding, and an apparatus for supplying the stud electrode module. The stud electrode module comprises a stud electrode tip, a stud electrode shank, and a support bra...
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WO/2018/107655A1 |
An underwater welding apparatus for electric resistance welding, comprising an electric resistance welding device (100), a workpiece water tank (106), a welding electrode (104), and water. The electric resistance welding device (100) com...
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WO/2018/107188A1 |
The invention relates to a method for producing elongated wire meshes from a horizontal set of parallel longitudinal wires which are welded to transverse wires running at a right angle to same at the crossing points of the longitudinal a...
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WO/2018/110020A1 |
An accommodating case (4) has an accommodating passage (R1) that linearly accommodates a plurality of electrodes (10) in the interior thereof. An electrode outlet (R2) that communicates with the accommodating passage (R1) is formed in on...
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WO/2018/107320A1 |
An automatic apparatus for resistance welding underwater micro-welding, comprising a resistance welding apparatus, an automatically-controlled drive device, a workpiece water tank (107), a welding electrode (110), water, an X-axis slidin...
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WO/2018/111013A1 |
A resistance welding electrode and a manufacturing method therefor are provided. The welding resistance electrode according to one embodiment of the present invention comprises: a metal base material; and a coating layer formed on the me...
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WO/2018/105853A1 |
The present invention provides an apparatus for inspecting the welding tips of spot welding guns, the apparatus being capable of inspecting the contamination level of the welding tips, without damaging components, even if the welding tip...
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WO/2018/101249A1 |
A welding arm 10 is provided with a chip electrode 11, a holder 12, and a shank 20. The shank 20 as an electroconductive support member includes a Cu parent phase and a second phase including a Cu-Zr-based compound dispersed in the Cu pa...
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WO/2018/093178A1 |
Provided are a method for coating an electrode for resistance welding and an electrode for resistance welding. The present invention includes: a tungsten carbide preparation step for preparing tungsten carbide (WC) as a coating material ...
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WO/2018/088364A1 |
This joined structure comprises a plate set formed by stacking multiple plate members, and a thin plate member, which is thinner than the plate members and has an insertion member attached thereto and which is arranged stacked on and wel...
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WO/2018/088368A1 |
This joined structure comprises a plate set formed by stacking together multiple plate members, and a thin plate member, which is thinner than the plate members and has an insertion member attached thereto and which is arranged stacked o...
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WO/2018/088367A1 |
A plate set is formed by stacking multiple plate members, and a thin plate member, which is thinner than the plate members and has an insertion member attached thereto, is arranged stacked on and welded to the outside surface of said pla...
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WO/2018/085515A1 |
A weld wheel cleaning system is provided to clean or remove a layer of embedded material and other debris produced from welding from the working surface of a weld wheel (22, 24). Such a weld wheel cleaning system includes a cleaner (50) ...
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WO/2018/082425A1 |
A method for welding a zinc-coated high-strength steel resistance spot having good joint properties, which comprises using three welding pulses within one spot-welding cycle: a first welding pulse and a second welding pulse are used to g...
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WO/2018/075904A1 |
Disclosed are welds formed from improved resistance spot welding. Resistance spot welding includes positioning a first metal sheet and a second metal sheet between two electrodes, contacting the two electrodes together on to opposing sur...
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WO/2018/073358A1 |
A method of manufacturing a tube is provided. The method includes: selecting a core pipe having a thickness that is initially less than a desired thickness of the tube; and building-up an outer layer over an exterior surface of the core ...
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WO/2018/069214A1 |
The invention relates to a method for producing a gas insulated transmission path (1, 8, 81). According to the invention, a particle trap (11) is mounted in a tubular sleeve (9) along the longitudinal axis of the particle trap and fixes ...
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WO/2018/066856A1 |
The present invention provides a metal plate having a welding additive, which is divided into a surface processing area, a material, and a melting area arranged between the surface processing area and the material, the metal plate having...
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WO/2018/062123A1 |
Provided is a seam welding device capable of seam welding various shapes of objects to be welded. A seam welding device (10) which performs seam welding by causing electricity to be conducted between a first electrode wheel (12) and a se...
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WO/2018/052078A1 |
A method for producing a structural member wherein a metal component (10) such as a nut or a bolt is welded to a steel sheet (30). This method uses a steel sheet (30) that has oxidized layers (42, 40) on a first surface (34) and a second...
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WO/2018/051225A1 |
A device (100) for covering the welding area for hot rolling lines consists of an outer container (1), a protective shield (2), a blade- holder (3) with scraping blades, and an actuator (9). Protection occurs by linearly sliding the prot...
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WO/2018/051594A1 |
Provided are an electrode part structure and a resistance welder using the same, which are capable of suppressing welding position misalignment and the scattering of spatter. This electrode part structure (50) has a piston-type cylinder ...
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WO/2018/050494A1 |
Method (50) for joining a joining element (18) onto a workpiece (20), in particular for stud welding or stud gluing, characterized by the steps: provision of a joining element (18) and a workpiece (20) onto which the joining element (18)...
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WO/2018/048206A1 |
The present invention relates to a chip collector unit for a tip dresser and, more particularly, to a chip collector unit for a tip dresser wherein the chip collector unit is configured to recover chips generated during a dressing operat...
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WO/2018/042471A1 |
Provided is a coupling device that couples a first plate material made of a first metal with a second plate material made of a second metal by means of a coupling member, the coupling device being provided with: a first electrode and a s...
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WO/2018/043099A1 |
A method and a device for manufacturing a joint member with which a joint member possessing a joint portion having appropriate hardness can be manufactured. This method for manufacturing a joint member C by joining a first member D forme...
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WO/2018/043738A1 |
An equipment main body (2) has an intermediate electrode set (10) that is disposed between upper and lower welding electrodes (5) and provided at least on the upper welding electrode side or the lower welding electrode side. The intermed...
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WO/2018/043739A1 |
The present invention includes: a first step (S1) in which linear cuts (3) are formed with a cutter having a longitudinal cross-section which is roughly V-shaped, when viewed in a plan view projected in a lamination direction (S), in a w...
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WO/2018/042472A1 |
Provided is a coupling device that couples a first plate material made of a first metal with a second plate material made of a second metal by means of a coupling member, the coupling device being provided with: a first electrode and a s...
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