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WO/2021/165983A1 |
The present disclosure relates to electrode holders having their body and mouth portion made of dissimilar compositions that is capable of providing enhanced service life of up to three times, along with increased ability to withstand in...
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WO/2021/165002A1 |
The invention relates to a method for providing a component assembly (1) for a motor vehicle, wherein a weldable element (4) is inserted into an opening (3) of a first metal sheet (2), a second metal sheet (5) is placed against a face (8...
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WO/2021/167545A1 |
The invention relates to a resistance welding robot with an external power supply, which allows welding operations to be performed in a faster way, and is flexible and lightweight and can be operated fast, and thereby allows working in l...
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WO/2021/167108A1 |
A joining device comprising: an electrode for transmitting current to an object to be joined; a current supply unit which, when voltage is applied thereto, generates a current to be supplied to the to-be-joined object; a current measurin...
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WO/2021/162101A1 |
This bonded component comprises a first steel member, a second steel member, and a spot welding part which bonds the first steel member and the second steel member to each other. The first steel member comprises: a steel sheet base mater...
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WO/2021/162288A1 |
The present invention relates to an electrode assembly in which: a plurality of electrodes are stacked with a separator interposed therebetween; electrode tabs protruding from the electrodes are combined with an electrode lead in a state...
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WO/2021/160358A1 |
The invention relates to a component arrangement and to a method for producing a component arrangement. The component arrangement comprises a first component (10) and a second component (20), which are arranged in an overlapping arrangem...
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WO/2021/161771A1 |
The present invention is provided with a main body made of metal and an end cap made of metal. A heat-insulating guide tube made of an insulating material and inserted into the main body is provided with a larger-diameter hole and a smal...
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WO/2021/157658A1 |
A joining device provided with: a first circuit to which a primary winding of a first transformer and a first capacitor are connected; a second circuit to which a primary winding of a second transformer and a second capacitor are connect...
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WO/2021/156738A1 |
A welding machine, preferably of the flash butt welding type, designed to facilitate maintenance of the clamping means (3, 4, 6, 7), e.g. clamps, of the two longitudinal metal products to be welded. Advantageously, a first structure (2),...
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WO/2021/153874A1 |
A resistance spot welding control system and a method therefor are disclosed. A system for welding parameter regulations of a resistance spot welding machine that bonds a plurality of panels, according to one embodiment of the present in...
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WO/2021/147681A1 |
An intrinsic process signal-based online spatter detection method for resistance spot welding comprises: acquiring, in real-time and during a welding process, an intrinsic process signal and a current signal output by sensors (6, 7) prov...
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WO/2021/149364A1 |
The present invention comprises: a reference parallel line creation step in which a pair of parallel lines positioned on an extension plane of a workpiece cross-section are created, the parallel lines being adjacent to the outer edge of ...
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WO/2021/135925A1 |
Provided are a porous composite connection structure capable of sensing detection and medicine preparation, a method, and a prosthesis. A porous structure (10) and an intermediate (20) are connected in advance or are integrally formed to...
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WO/2021/135931A1 |
Disclosed is a method for preparing a connection structure of a porous surface structure (21) and a substrate (23). The method comprises: pre-connecting the porous surface structure (21) and an intermediate (22) to form a composite body ...
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WO/2021/131988A1 |
This spot welding method comprises: a overlaying step for laying an expanded aluminum member and a cast aluminum member on each other; a disposing step for inserting the overlaid expanded aluminum member and cast aluminum member between ...
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WO/2021/131626A1 |
This electric device (10) includes: a first to-be-welded body (1) that has a first metal part (11) and a first resin part (12) that covers a part of the first metal part (11); and a second to-be-welded body (2) that has a second metal pa...
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WO/2021/127527A1 |
Disclosed are methods of forming an impact weld between different metal parts. Also disclosed herein are welded products exhibiting high strength. Also disclosed herein are systems for making such welded products.
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WO/2021/121768A1 |
Method for producing a component (2) from polyhedra (4) with polyhedral edges (5) formed from a semifinished product (7), a component (2) and a production installation (1). The method comprises the steps of: dividing the component (2) to...
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WO/2021/127362A1 |
A weld gun having a weld arm including a 3-dimensional printed structure supporting a welding electrode. The 3-dimensional printed structure can be rapidly produced and provides the structural support for the at least one electrode. The ...
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WO/2021/111651A1 |
The present invention achieves simplification of the structure and improvement of the coolability of a welding transformer. A group of electrically and thermally conducting flat planes is formed on a common connection region 32 of a seco...
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WO/2021/112480A1 |
The purpose of the present invention is to provide a welded structure manufacturing method and a welded structure manufactured thereby, which can effectively suppress welding LME cracks occurring during spot welding of an ultrahigh-stren...
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WO/2021/100069A1 |
A battery-powered electronic resistance welding machine for sheet metal repair, comprising a machine unit (10), which includes a handle (12) and an activation and deactivation button (13), at least one first rod (14), which is constraine...
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WO/2021/100319A1 |
Provided is a tip dresser which is highly capable of collecting cutting scraps. The bottom side of a main body case 2 is provided with a cutting scrap collection unit 8 for collecting cutting scraps M1 which are produced in a notch 4a of...
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WO/2021/099697A1 |
The invention relates in particular to a solid metallic component. This component (1) is particularly notable in that it comprises a core (5) and an external shell (3) which surrounds said core (5) in all directions, this core (5) and th...
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WO/2021/095365A1 |
A component filling device and a component filling method are provided which, with a configuration that does not involve contact with the workpiece during a stud gun welding operation, can fill a component supply device with a prescribed...
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WO/2021/095364A1 |
Provided are a stud supply device and a stud supply method with which a stud can be supplied to a welding electrode in the correct orientation. The stud supply device (22) comprises: a magazine (80) in which a predetermined number of stu...
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WO/2021/096229A1 |
A reinforcing member for cold forming according to an embodiment comprises: a blank member; and a reinforcing patch member provided to cover at least a portion of the blank member and coupled to the blank member by a plurality of welded ...
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WO/2021/095363A1 |
Provided are a projection welding device and an electrode cleaning method for the same with which it is possible to keep a stud holding hole formed in a welding electrode clean. A projection welding device (12) welds a stud (24) to a wor...
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WO/2021/091584A1 |
A method for continuously applying hardbanding to an oil and gas tubular or building up a worn oil and gas tubular that includes low heat input welding without compromising the mechanical properties of the tubular. The method includes pr...
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WO/2021/091081A1 |
The present invention relates to a metal plate for resistance welding and a resistance welding method using same. More specifically, the present invention relates to a metal plate for resistance welding and a resistance welding method us...
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WO/2021/075246A1 |
Provided is a spot-welding electrode inspection device that can be installed in a narrow space around an industrial robot, and that has high heat-dissipating properties making it less likely to adversely affect a control substrate during...
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WO/2021/073665A1 |
The invention concerns a method for determining a wear level of caps (4) of welding electrodes in resistance spot welding, where the thermal emission intensity from a surface of welding electrode replaceable caps (4) is measured by direc...
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WO/2021/075533A1 |
A plurality of aluminum members are overlaid on each other and placed between spot welding electrodes. A primary current conduction process for forming a nugget between the aluminum members between the electrodes is carried out, after wh...
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WO/2021/070836A1 |
This resistance spot welding method comprises two or more stages of pressurizing force steps for main energization, wherein, with respect to a pressurizing force: F1 of the first pressurizing force step and a pressurizing force: F2 of th...
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WO/2021/070922A1 |
This correction system (2) is provided with: a camera (51) which is mounted on a first mounting unit (11bc) that is operable in a first direction of a robot gun (11) of a robot (10); a fitting tool (52) by which the camera is fit to the ...
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WO/2021/070835A1 |
In the present invention: main electrification includes welding pressure steps in two or more stages, and the relation F1 < F2 is met, F1 being the welding pressure in a first welding pressure step in the main electrification and F2 bein...
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WO/2021/067244A1 |
A spot welding assembly for welding a first work piece to a second work piece. The spot welding assembly includes a base. A base electrode is coupled with the base for supporting the first work piece. A welding gun is moveable toward and...
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WO/2021/065127A1 |
A method for producing a secondary battery according to the present invention comprises a step wherein a negative electrode collector, which has a projection having a height of from 0.36 mm to 0.45 mm on at least one of a first member an...
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WO/2021/059720A1 |
The purpose of the present invention is to provide a resistance spot welding method and a method of manufacturing a resistance spot welded joint. The present invention provides a resistance spot welding method in which two or more steel ...
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WO/2021/054032A1 |
This method for overlapping and joining plate-shaped sections of a first metal member 2 and a second metal member 3 formed from different materials includes: a first step in which through-holes that mutually communicate when overlapped a...
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WO/2021/053275A1 |
The invention relates in particular to a method for producing an electrical connection subassembly, comprising a step of assembling a multi-strand electrical conductor (2) and a connecting element, comprising o an operation of providing ...
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WO/2021/048032A1 |
A welding apparatus, comprising a main unit (2) which supports, optionally indirectly, a first electrode (3a) and a second electrode (3b) which can be crossed by an electric current in order to perform welding treatments. A device (6) fo...
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WO/2021/047307A1 |
A spot welding method for a multi-layer conductor of a motor winding, comprising: a fluxing component facilitating welding adjacent two conductors together is provided between any two of at least three adjacent conductors which need to b...
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WO/2021/049456A1 |
A stopper member and a restriction member are provided to a distal end of a supply rod, and an accommodation space is formed by one stopper surface, two restriction inner surfaces of the restriction member, and an inlet opening. A recess...
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WO/2021/045426A1 |
Provided are a flash butt welding member and a flash butt welding method for providing a wheel rim weld part with excellent formability. The flash butt welding member of the present invention satisfies that a weld part has a hardness of ...
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WO/2021/042475A1 |
Disclosed is an automatic spot welder, comprising a machine frame (10). The machine frame is provided with a material belt (24) feeding device (20), a material belt carrying device (30), a terminal feeding device (40) and a welding machi...
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WO/2021/043662A1 |
The spot welding tongs comprise a lower arm (15) having a first electrode (14), and an upper arm (10) having a second electrode (11) for making a spot weld between a first sheet metal part (13) and a second sheet metal part (12) by bring...
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WO/2021/039866A1 |
Provided is a resistance spot welding method which enables stable achievement of a desired nugget diameter without occurrence of scattering even when an influence of disturbance is great. In accordance with the mean value or the time i...
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WO/2021/033364A1 |
Provided is a spot welding method capable of reliably welding a metal sheet laminate while suppressing the occurrence of expulsion. In the spot welding method, a pulse current is applied in a first current application step and a second c...
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