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WO/2018/039330A1 |
A method and apparatus for providing welding-type power derives motive power from a variable speed engine and driving a variable frequency generator with the motive power to provide a generator output. The generator output is preregulate...
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WO/2018/037264A1 |
A power supply to provide welding power. The power supply may include a dc source providing a direct current (DC) voltage input; a bridge circuit comprising a first plurality of switches, the bridge circuit being disposed on a primary si...
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WO/2018/036534A1 |
A welding machine comprises a main machine (4), a motor, a transmission mechanism (8), and a U-shaped rotating piece (7). The motor drives, via the transmission mechanism (8), the U-shaped rotating piece to rotate in a clockwise or count...
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WO/2018/033310A1 |
The invention relates to a method for laser beam GMA hybrid welding for undetachably joining two or more components made of a high-strength steel, wherein the region around the joining point is inductively heated to 100 °C to 300 °C, p...
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WO/2018/035081A1 |
The present disclosure is directed to a component of a welding device that is configured to produce a shielding gas having a developed flow profile (1), which provides for a shielding gas column having a laminar profile over a greater le...
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WO/2018/032755A1 |
An all-digital SiC inverter-type multifunctional argon arc welding power supply based on a DSC, comprising a main circuit and a DSC control circuit. The main circuit comprises a common mode noise suppression module, a power frequency rec...
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WO/2018/034808A1 |
Engine driven power supplies with output reduction are disclosed. An example engine-driven welding power supply for providing a welding-type output includes an engine, a generator mechanically linked to the engine, power conditioning cir...
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WO/2018/034823A1 |
A system, apparatus, and method in which an induction head (44) is used to impinge an electromagnetic force field on a molten metal bead to shape same, e.g., to flatten same.
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WO/2018/034890A2 |
Welding-type power supplies with adjustable AC current commutation thresholds are disclosed. An example welding-type power supply includes an interface device to receive a commutation selection input, a power converter to convert input p...
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WO/2018/034810A1 |
Methods and apparatus to communicate via a weld cable are disclosed. An example welding- type power supply includes a power converter, a receiver circuit, and a controller. The power converter converts input power to welding-type power b...
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WO/2018/034809A1 |
Methods and apparatus to communicate via a weld cable are disclosed. An example weld circuit communications device includes a receiver circuit, a processor, and a local communications adapter. The receiver circuit to receive a communicat...
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WO/2018/032068A1 |
The present utility model describes a system for the electronic regulation of the flow of protective gas in welding equipment that is intended to overcome the drawbacks described in the prior art using a system for saving MIG/MAG/TIG wel...
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WO/2018/034115A1 |
According to one aspect of the present disclosure, a torch for heat processing is provided. The torch for heat processing comprises a sensor unit and a notification unit. The sensor unit detects the temperature at a predetermined positio...
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WO/2018/035010A1 |
The present disclosure is directed to a system for and a method of obtaining a desirable shielding gas flow in a welding device based on the size of a gas nozzle. The system includes a user interface (10) configured for a user to input t...
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WO/2018/035301A1 |
A plasma arc welding system (126) includes at least two wire delivery mechanisms (56, 58) and at least two wires (72, 74). Each of the two wires (72, 74) is delivered by one of the at least two wire delivery mechanisms (56, 58).
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WO/2018/033701A1 |
A method for reconditioning of a wheel for a tracked vehicle by additive layer manufacturing is provided. The method includes the steps of using a heat source such as a laser to melt the surface of the wheel and form a weld pool; adding ...
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WO/2018/029469A1 |
Additive manufacturing apparatus for fabricating a three-dimensional object, the apparatus comprising: means for directing energy onto a growth surface of a workpiece to form thereon a liquid melt-pool; means for feeding additional mater...
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WO/2018/029926A1 |
Provided is a piercer plug having excellent base material deformation resistance. A method for manufacturing a piercer plug (10) is provided with: a step for preparing a plug body (1) provided with a distal-end part (11) and a cylinder p...
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WO/2018/029259A1 |
The invention relates to a method for observing and/or monitoring a laser processing process for a workpiece (3) by means of a camera (10), wherein the transmission of an adjustable filter (11) arranged in an observation beam path (5) of...
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WO/2018/030272A1 |
Provided is a junction structure in which, when joining a third material that is a welding wire and a first material that is the same type of metal material, with a second material that is a different type of material, the second materia...
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WO/2018/025904A1 |
The present invention pertains to: a method for arc spot welding a steel plate having a carbon equivalent CeqBM of 0.35 or more (the carbon equivalent CeqBM is defined in the specification) and containing 0.35 mass% or more of C, the met...
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WO/2018/025584A1 |
According to an aspect of the present invention, a thermal processing torch is provided. The thermal processing torch includes an operation unit, a display unit, a sensor unit, a communication unit, and a control unit. The operation unit...
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WO/2018/026098A1 |
The present invention relates to a spark receiving plate having a new structure which can prevent sparks that are generated when welding or cutting an object using a welding machine from being scattered around. A spark receiving plate, a...
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WO/2018/025910A1 |
The present invention pertains to: a method for arc spot welding a steel plate having a carbon equivalent CeqBM of 0.35 or more (the carbon equivalent CeqBM is defined in the specification), the method being characterized in that a weldi...
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WO/2018/025572A1 |
The purpose of the present invention is to reduce the amount of sputtering in a welding method wherein a welding wire feed rate is alternately switched between a forward feed period and a reverse feed period. Provided is an arc welding c...
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WO/2018/025286A2 |
A method for welding anchor supports for refractory linings of a metal structure of an industrial plant comprises the steps of making a plurality of holes (f) in a residual refractory lining (cu) until the metal structure (s) is uncovere...
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WO/2018/025861A1 |
Provided is a pressure container in which a lid member is circumferentially welded to an end part of a jointed pipe, wherein welding defects are not prone to occur in the circumferentially welded portion of the lid part and a joint porti...
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WO/2018/022248A1 |
The present application relates to torches (110) and method for welding or cladding providing independent control of a contact tip (250) of the welding torch (110). The welding or cladding torch (110) includes, for example, a contact tip...
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WO/2018/020969A1 |
The purpose of the present invention is to provide a coated arc welding rod having excellent arc stability. The present invention pertains to a coated arc welding rod in which a part of a core wire containing Fe is coated by a coating ag...
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WO/2018/021090A1 |
A welding control device (90) for a welding device (1) in which a welding robot (30) performs automatic welding using a welding wire is equipped with a sensing means (92), a root gap calculation means (93) for obtaining a root gap on the...
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WO/2018/021091A1 |
A welding device (1) for welding a steel frame structure (W) by using a welding robot (30) is equipped with a welding control device (90) for controlling the operation of the welding robot (30), and a pre-heating device (200) for pre-hea...
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WO/2018/016688A1 |
The present invention relates to a system for preventing a welding accident by using power line-based legacy-line communication. According to the present invention, the welding machine system for preventing a welding accident by using po...
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WO/2018/017298A1 |
Welding power supplies (100) having adjustable current ramping rates are disclosed. An example welding power supply, comprising: a switched mode power supply (102) to convert primary power (112) to welding-type power having an output cur...
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WO/2018/015063A1 |
The invention relates to a method for machining the surface of a cavity, particularly a piston track of a cylinder of an internal combustion engine block (50), according to which the cavity is provided, a machining tool (20) is inserted ...
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WO/2018/017045A1 |
Approaches herein provide a system for determining whether a consumable part of a plasma device has been removed or replaced while the plasma device and associated sensors lie dormant or are no longer receiving data, e.g., when the plasm...
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WO/2018/011240A1 |
A joining head (101; 1011) for the joining of a joining element (12) to a workpiece (14), wherein the joining head (101; 1011) has a fluid cylinder (16) that acts in an axial direction for actuating a loading pin (18), wherein the fluid ...
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WO/2018/011243A1 |
The invention relates to a method for establishing welding parameters (P) for a welding process, in which a welding torch (2) is guided along any desired predetermined welding path (3) over the at least one workpiece (4) to be worked and...
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WO/2018/013240A1 |
An ultra-thin flexible wearable interface device configured to be worn by a user during welding operations, and/or to be integrated into an article of clothing or equipment worn by the user. The interface device may support a first mode ...
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WO/2018/012184A1 |
A communication system provided by one aspect of the present disclosure is provided with a first communication device, a second communication device, and a connecting line. The second communication device communicates with the first comm...
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WO/2018/012586A1 |
The purpose of the present invention is to provide a welding system that is provided with a remote controller suitable for use in manually adjusting the feeding speed of a filler wire. Provided is a welding system that is provided with: ...
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WO/2018/010796A1 |
The present application relates to a portable welding system (100) including a main case (102) housing a primary welding device that facilitates a welding function of the portable welding apparatus (100), and a modular welding component ...
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WO/2018/010795A1 |
A cable retention system (100) including a support strap (105) having first and second outer connectors (110, 115) and first and second inner connectors (120, 125) coupled to a flexible member (107), wherein the first inner connector (12...
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WO/2018/011081A1 |
The invention relates to a rotor shaft (1) for a turbine rotor of a turbine, in particular a steam turbine, having a shaft main body (2) made of a first material and at least one ring (15, 16) which is made of a second material and is at...
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WO/2018/007042A1 |
Provided are a systems and methods for manufacturing objects by solid freeform fabrication, especially titanium and titanium alloy objects, wherein the deposition rate is increased by using two separate heat sources, one heat source for ...
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WO/2018/007364A1 |
The invention relates to a coated electrode comprising a central metal core being surrounded at least in part by an outer coating containing rutile and at least one lithium-based compound and being free of sodium feldspar and potassium f...
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WO/2018/008655A1 |
A lap-fillet arc-welded joint having a first metal plate, a second metal plate, and a weld bead, said lap-fillet arc-welded joint characterized in that: a region at one end of the first metal plate is bent; in a first direction in a cros...
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WO/2018/007028A1 |
Provided are a wire feeding system and a method for continuously providing a metal wire to a welding torch for manufacturing objects by solid freeform fabrication to provide continuous deposition of metal to the freeform object, especial...
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WO/2018/007030A1 |
Provided is a method for continuously feeding a metal wire (180) to a welding torch in the correct orientation with respect to the heat source of the welding torch for manufacturing objects by solid freeform fabrication to provide contin...
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WO/2018/007033A1 |
A contact tip assembly having an electric contact unit (200) containing a contact tip (215) with an electric energy source, where the electric contact unit (200) is positioned at a distance away from the outlet opening of a guide (120).
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WO/2018/007709A1 |
The invention relates to a method for connecting two individual elements (2, 4) of an underwater fluid-transport pipe subject to fatigue, which comprises the welding of two individual metal or bi-metal pipe elements butt-jointed at the r...
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