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WO/2024/048314A1 |
A bonded shaped body (1) comprises a disk portion (10) and a first blade portion (20) that is linear friction bonded to the disk portion (10). A structural body having the same shape as the bonded shaped body (1) and formed integrally by...
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WO/2024/042773A1 |
Provided is an electromagnetic steel strip friction stir welding method that can, under high processing efficiency, suppress fracturing of a coil weld section on a manufacturing line, said fracturing being due to degradation in the shape...
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WO/2024/043192A1 |
Provided is a horn tip that can be easily and reliably attached to an ultrasonic bonding device and with which the operation at the time of bonding is stabilized. A horn tip 6 includes: a bottom plate section 6a in which a plurality of t...
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WO/2024/042774A1 |
Provided is a friction stir joining method which is for an electromagnetic steel strip and which, while having a high working efficiency, is capable of preventing a coil joining section in a manufacturing line from breaking due to the de...
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WO/2024/043286A1 |
This structure member comprises a joint portion in which the ends of a plurality of extruded panels made of extruded material and at least one of which has a hollow portion are butted together and friction stir-welded. The joint portion ...
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WO/2024/039186A1 |
The present invention provides an ultrasonic welding device and an ultrasonic welding system, configured to prevent bending of a welding subject or generation of softening at an undesired part of a surface of a welding subject. An ultras...
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WO/2024/037265A1 |
A pin-type split ultrasonic welding head and an ultrasonic welding machine having same. The ultrasonic welding machine comprises a welding machine transducer; one end of the welding machine transducer is connected to an amplitude transfo...
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WO/2024/038770A1 |
In the present invention, a prior holding unit employs a prior holding member that surrounds the outer peripheral surface of a tool horn and that has an opening disposed along the axial direction of the tool horn. The prior holding membe...
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WO/2024/038557A1 |
The present invention comprises a pre-pressing unit in which a pre-pressing member that surrounds the outer circumferential surface of a tool horn is configured as a pre-pressing member having an opening along the axial direction of the ...
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WO/2024/031761A1 |
Disclosed is a welding head device for transition welding. The welding head device for transition welding comprises a first welding mechanism and a second welding mechanism. The first welding mechanism comprises a first welding head body...
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WO/2024/034268A1 |
This friction stir welding method causes a friction stir welding tool to pass through a material to be welded, in the thickness direction of the material to be welded, and performs friction stir welding in a state in which a refrigerant ...
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WO/2024/029386A1 |
[Problem] To provide a method for manufacturing a composite electrode terminal that has excellent joining strength and electrical characteristics and can also be formed into a terminal shape simultaneously with joining a plurality of met...
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WO/2024/029299A1 |
Provided are a clad material and a clad material manufacturing method, with which a 50% or greater weight reduction can be achieved compared to pure copper material (C1020) while minimizing electrical resistance, said clad material prefe...
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WO/2024/029498A1 |
A welded body (3) comprises an upper plate (31), a lower plate (32), and a stir-welded portion (4) in which the upper plate (31) and the lower plate (32) are welded together. The upper plate (31) has an upper plate front surface (31A) an...
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WO/2024/022537A1 |
An ultrasonic welding head and an ultrasonic welding apparatus. The ultrasonic welding head comprises a welding head body (1), a welding platform (2) and welding teeth (3), wherein the welding head body (1) comprises a first connecting s...
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WO/2024/022763A1 |
The invention relates to a method for producing a heat sink (1). In the method, a main body (3) is first of all produced with at least one main cooling channel (5, 7) which runs from a first outer surface (9) of the main body (3) to a se...
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WO/2024/021675A1 |
A differential-friction extrusion deposition solid additive manufacturing head (200), comprising an inner rotating sleeve (1) capable of being driven to rotate at a first rotational speed, wherein a first through hole (11) of the inner r...
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WO/2024/018776A1 |
A method for manufacturing a joined body by performing friction stir welding of joint members using a rotating tool (F) that has a stirring pin (F2) in which a helical groove is formed, said method being characterized by comprising, in o...
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WO/2024/008839A1 |
The present invention relates to a valve base (2) with a serrated portion (16) which is designed as a stepped-serration portion or saw-tooth serration portion (24) for transmitting a torque during friction welding, and a holding tool (40...
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WO/2024/009974A1 |
Provided is a joined body of an age-hardenable copper alloy in which an extremely high joining strength is achieved. The copper alloy joined body is constituted from a plurality of members of age-hardenable copper alloy diffusion-bonded ...
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WO/2024/009875A1 |
[Problem] To provide a novel forge welding apparatus that makes it possible to perform solid-phase welding with a plastic flow at a welding interface, at relatively low temperature and in a short time. [Solution] The forge welding appara...
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WO/2024/008626A1 |
The present invention relates to a valve blank (40) and a valve base cover (20) for an internally cooled hollow-stem valve (60) having an optimized friction-weld seam, an internal friction-weld burr being reduced, accommodated in a reces...
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WO/2024/009975A1 |
Provided is an age-hardenable copper alloy bonded body that achieves a very high bonding strength. This copper alloy bonded body is formed from a plurality of members that are made of an age-hardenable copper alloy and that are diffusion...
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WO/2024/008864A1 |
The present invention relates to a valve base (2) with a serrated portion (16) which is designed as a stepped-serration portion or saw-tooth serration portion (24) for transmitting a torque during friction welding, and a holding tool (40...
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WO/2024/009780A1 |
In a hydroxy group formation step (S1), unsaturated hydrocarbon gas and ozone gas with an ozone concentration exceeding 50 vol% are supplied to joining surfaces (10) of to-be-joined substrates (1a, 1b) to expose the joining surfaces (10)...
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WO/2024/003340A1 |
The invention relates to a method comprising diffusion welding of a stack of parts, at least two of the parts in contact being made of the same alloy, the alloy having: - an absence of abnormal grain coarsening following a first referenc...
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WO/2024/000128A1 |
A soldering method, for use in soldering tab sets (211) of a motor assembly (210) to adapters (220). The soldering method comprises: positioning an area to be soldered of each tab set; cutting the tab set to remove a redundant portion ar...
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WO/2024/000953A1 |
A testing method for welding quality of a friction stir welded surface, comprising the following steps: acquiring a continuous weld seam surface depth image; cropping the weld seam surface depth image at an appropriate step size, and div...
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WO/2023/248391A1 |
Provided is a method for manufacturing a metal joined body, the method including: a metal member preparation step for preparing a first die-cast member 10 that comprises an aluminum-based material and to which a residual stress is applie...
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WO/2023/248297A1 |
A method for producing a panel structure Dp including a first panel Ip obtained by butting and joining two panel materials B1, B2 differing in plate thickness and a second panel Op disposed on the outer side of the first panel Ip and con...
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WO/2023/247442A1 |
The present disclosure relates to a method for manufacturing a body (201) comprising a coated tubular portion. The method comprises the steps of: providing a body (201) comprising a tubular portion having an outer surface and/or an inner...
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WO/2023/249035A1 |
This joining device comprises: a stage (141) that holds a substrate (W1); a head (142) that is arranged facing the stage (141) and that holds a substrate (W2); and particle beam sources (161, 162), each of which radiates a particle beam ...
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WO/2023/248817A1 |
This method for manufacturing a metal bonded body comprises: a metal member preparing step for preparing a first diecast member 10 which is made of an aluminum-based material and has a first bonding-intended surface 12, and a second diec...
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WO/2023/241945A1 |
The present invention relates to an ultrasonic welding system comprising an ultrasonic vibration unit which has a sonotrode (2) and a converter (4), wherein the sonotrode and the converter are arranged adjacently along a longitudinal axi...
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WO/2023/242906A1 |
This machine tool is equipped with: a rotary device having a rotary body that rotates about a first axis; a tool holder that can be attached to the rotary body; and a power feeding device that feeds electric power to the tool holder. The...
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WO/2023/238809A1 |
This joining device is a device that joins a first joined object and a second joined object using laser light, and comprises a first stage, a pressurization mechanism, a second stage, and a laser light source. The first stage is a device...
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WO/2023/237844A1 |
The invention relates to a process for manufacturing a part (20) comprising a formation of successive metal layers (201 ... 20n) that are stacked on one another, each layer being formed by depositing a filler metal (15, 25), energy being...
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WO/2023/238810A1 |
A bonding method according to the present invention comprises a stacking step and a bonding step. In the stacking step, a first bonding object and a second bonding object are stacked upon each other in such a manner that a heat absorptio...
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WO/2023/231244A1 |
A friction stir welding (FSW) tensile strength intelligent prediction method considering the welding temperature and the upsetting force. An experiment and theory combined method is adopted, an FSW experiment is carried out, shaft should...
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WO/2023/232355A1 |
The invention relates to a strip-like connector made of metal, wherein the length and width of the strip-like connector are greater than the thickness of the strip-like connector, the strip-like connector comprising a first metal materia...
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WO/2023/223941A1 |
This nose component comprises a base member of which at least a portion is joined directly to a seat, and a very hard material body having a cutting edge. The nose component has a joining surface and an open surface. The section of the b...
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WO/2023/218796A1 |
The present invention addresses the problem of providing a dissimilar metal joined body, and a method for joining a dissimilar metal joined body, having excellent joint strength, productivity and versatility.　This dissimilar metal join...
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WO/2023/209928A1 |
This friction stir welding tool comprises: a shoulder having a shoulder surface that comes into contact with a workpiece; and a probe that juts from the shoulder and is rotatable about a first axis. In the outer circumferential surface o...
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WO/2023/208673A1 |
There is provided a method for producing a cooling channel in a winding (35) for a welding transformer (30) and a winding (35) for a welding transformer (30). In particular, the winding is (35) a secondary winding for the welding transfo...
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WO/2023/208730A1 |
A multi-material component is provided, comprising two members formed of a nickel-based superalloy and a titanium-based material joined together by a transition member. The transition member is formed to be complementary to both the nick...
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WO/2023/211400A1 |
The invention relates to the welding machine that provides the joining of polyethylene pipes with heat generated by friction. In particular, the invention relates to the welding machine that enables two polyethylene pipes to be welded to...
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WO/2023/206585A1 |
An ultrasonic welding system(100) includes a first fixture(102) to hold at least a first workpiece(104) and an second fixture(108) moveable in a vertical direction. The welding system also includes a sonotrode(110) coupled to the second ...
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WO/2023/204166A1 |
This ultrasound welding method comprises: a step for applying ultrasound energy to a workpiece; a step for reciprocally moving an anvil between an over-run region and a non-welding region; a step for guiding the anvil so that the anvil i...
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WO/2023/198556A1 |
The invention relates to a tool (10) for welding a workpiece (21) by means of friction welding, in particular by means of ultrasound, the tool (10) having a working surface (5) which contains at least one, preferably a plurality of groov...
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WO/2023/194124A1 |
The invention relates to a method for assembling the teeth (11) of a stator (5) to a metal casing (6), the casing (6) having an inside face (8) intended for receiving the teeth of the stator and an outside face (9) opposite the inside fa...
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