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WO/1995/005918A1 |
A process is disclosed for soldering a car body supporting frame. Columns A, B and C, and the roof supporting longitudinal beam are soldered together by means of butt joints. The joints are soldered by means of an electron-beam welding m...
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WO/1995/004315A1 |
A method of defining a cutting route along which a sheet is cut into a plurality of members according to a composite figure which is made by combining the figures of the members and shows the blank layout for cutting the sheet. In the co...
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WO/1995/003556A1 |
To produce a detector for gamma (gamma) spectroscopy operating under ultra-high vacuum (UHV) inside an enclosure, the enclosure cover is electron-beam welded in vacuo to the enclosure body (1) after the detector (4) has been inserted the...
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WO/1994/023883A1 |
A method for welding metal parts together under stable and reproducible welding conditions, wherein inert gas flows are passed through a welding head and between the parts to be welded, in the region of the welding point and from the sid...
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WO/1994/014568A1 |
On each of the parts (2, 3) to be assembled, at least one chamfer (10, 11) inclined with respect to the faces of the part is made along one of its edges. The chamfer (10, 11) may be made during the cutting of the part (2, 3) from sheet m...
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WO/1994/008750A1 |
Method and apparatus for welding a plurality of parallel continuous seams (34) on bellows (10) which comprise the steps of defining a welding station (100, 200) including a laser beam (501) or electron beam (700) welding source and a wor...
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WO/1994/006596A1 |
The invention concerns a method and device for modifying the local grain structure at the surface of a material in the solid or liquid phase. The surface in the zone being worked is heated to a given temperature by high-energy radiation....
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WO/1994/006943A1 |
A process is disclosed for changing the local microstructure at the surface of the head of a metallic rail in the solid phase. The microstructure is changed by applying energy only within a limited local marginal layer located directly b...
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WO/1993/020382A1 |
Known metal pipes with inner and/or outer linings have the disadvantage that the fit between supporting pipe (1, 2, 3, 8, 9, 10, 20) and inner pipe (5, 14, 15, 21) or outer pipe (16), as well as the sealing of the individual pipes, which...
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WO/1993/013907A1 |
A method of manufacturing an extruder barrel is disclosed which fabricates a barrel in two longitudinal sections (22) and joins the sections together by electron beam welding. In a preferred form, the barrel sections (44, 46), are formed...
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WO/1993/010934A1 |
A ram (10) that is utilized in high speed apparatus for forming elongated one piece metal can bodies from shallow cups is constructed as a weldment in which there is an elongated relatively thin-walled tube (11), a tail piece (13) metall...
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WO/1993/009905A1 |
A welder wherein metal fume is prevented from adhering to the vicinity of the surface of the weld, the flatness of the surface of the weld is improved and the deposition of the chrome carbide can be decreased. The welder is adapted for f...
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WO/1992/016787A1 |
A double-walled pressure vessel comprises a thin-walled inner vessel (5, 6, 7, 8) made of a dense, corrosion-resistant material, in particular special steel, and a pressure-tight outer vessel (1) which has a shell (11), a transition part...
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WO/1992/010327A1 |
In the process for operating a device which produces recesses on a roller using an electron beam, the electron beam is focused to alter its concentration. At least one region of a casing around the propagation path of the electron beam a...
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WO/1992/010329A1 |
The device disclosed comprises a support belt (3) for vanes (7), vane-drive belts (6) located beside the support belt (3), a vane-feed device and a beam (laser or electron) welding device (11) which welds, from the inside, vanes (7) on t...
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WO/1992/005910A1 |
The invention concerns a process for the surface treatment of a texturing roller, an electron beam being used to produce a figured surface on the roller. In this process, before the roller is exposed for a certain period of time to an el...
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WO/1992/005909A1 |
The invention concerns a process for the surface treatment of a texturing roller, an electron beam being used to produce a figured surface on the roller. In this process, the roller is exposed for a certain period of time to an electron ...
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WO/1992/005891A1 |
The surface structure is generated on a roller (2) designed for application to a material. The roller (2) has recesses (22) produced by an electron beam (3) and consisting of depressions and crater walls (62) surrounding them. The recess...
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WO/1992/005890A1 |
The surface structure is generated on a roller (2) designed for application to a material. The roller (2) has recesses (22) produced by an electron beam (3) and consisting of depressions and crater walls (62) surrounding them. There is t...
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WO/1992/005911A1 |
The invention concerns a process for the surface treatment of a texturing roller, an electron beam being used to produce a figured surface on the roller. In this process, the roller is exposed, during the production of a recess in the su...
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WO/1991/006393A1 |
A protection device comprising, coaxial to electron beam gun (2) in vacuum chamber (1), a diffuser (3) with its inlet opening facing the flow of the evaporated material, and a beam guide (7) whose outlet end is located inside the diffuse...
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WO/1990/014921A1 |
A relief on the surface of an article is obtained, according to the proposed method, by local melting of the surface layer of a translationally moving and rotating article (4), with a concentrated energy beam, for example an electron bea...
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WO/1990/014684A1 |
A method of preparation of microprofiled substrates comprises removing an array of atoms by bombardment with a narrow beam of electrons.
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WO/1990/010801A1 |
A flexible elastic coupling component is proposed consisting of two diaphragm discs interconnected at their outer radial peripheral region and at least on connector welded to the inner radial periphery of one of these diaphragm discs. Th...
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WO/1989/009673A1 |
An optical system for use in an electron beam welding machine for viewing workpieces mounted within a vacuum chamber from a position outside the chamber, either before or during the welding operation. The optical system includes an autom...
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WO/1989/005206A1 |
Installations of this type generally comprise an electron-beam generator connected to a chamber for receiving the workpieces to be welded in which a vacuum can be created by a vacuum pump. According to the invention, the vacuum chamber c...
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WO/1989/003938A1 |
A pump (10) has a housing (11) formed with a chamber (29), a spindle (12) extending through the chamber and mounted for rotation in bearings, and an impeller (14) mounted on the spindle for rotation therewith. The impeller consists of tw...
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WO/1988/001551A1 |
A method and apparatus for correcting the undeflected resting postion of an electron beam (36) which has been displaced from its previous resting position because of physical or positional changes in elements of the electron gun (32) whi...
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WO/1986/007553A1 |
The fabrication method enables to obtain metal envelopes intended to contain products enabling to elaborate gas purifiers. The method involves a preparation of particular machinings of the extremities of the metal envelope (1) and weldin...
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WO/1986/004282A1 |
A pressure-tight vacuum chamber in an electron beam engraving machine for receiving the printing rolls which are to be engraved, comprising a machine bed lower portion, a pressure-tight vacuum hood placed over the lower part, which is sh...
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WO/1986/001759A1 |
It has been difficult to cut amorphous alloys without forming a burr or detracting from the magnetic properties of the alloys. These problems may be overcome by placing an amorphous article in the path of a heating source which may be ap...
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WO/1985/000988A1 |
A filter leaf (19) includes a continuous, elongated closure member (20), a first screen (32) welded around its entire periphery to one side of the member, and a second screen (32) welded around its entire periphery to the other side of t...
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WO/1983/002415A1 |
Resistance to weld toe corrosion, exfoliation corrosion and stress corrosion of joints welded from metal parent portions (31, 32) is increased by a pre-fusion application of a coating (33), comprised by a metal having a lower electrochem...
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WO/1983/001283A1 |
Crankshaft for combustion engines, which consists of a number of components (1, 2) joined to each other. The crankshaft has hollow main bearing journals (8) and crank bearing journals (11) with radial bores (12, 13) which open into the c...
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WO/1982/002352A1 |
The process is one in which the beam (13) is rapidly deflected from point to point of a predetermined matrix (Fig. 7, 8, 9) of spots over which the beam rests for predetermined lengths of time in order to produce a predetermined distribu...
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WO/1981/003139A1 |
A method of fusion welding in the atmosphere with the use of an electron beam (3) consists in generating an electric arc (6) along the major part of the beam (3) path, the discharge current in that arc being directed oppositely to the el...
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JP2024053571A |
The present invention provides a gear shaft for a construction machine and a transmission using the same, which has high strength due to surface hardening treatment and can contribute to downsizing by welding the gear and shaft without c...
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JP7467746B1 |
The present invention provides a processing machine and a processing method that can prevent dross from accumulating on a workpiece during thermal processing. [Solution] The processing machine includes a processing machine main body that...
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JP7454807B2 |
An electron beam welding process method for a window variable cross-section structure of a fusion reactor vacuum chamber. The method comprises: S1, providing a base plate (2) on a back face of a butt weld joint (20) of a variable cross-s...
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JP7454591B2 |
A method of forming a friction surface of a friction member with an increased friction coefficient on the friction surface is described. The method includes forming the friction member including a matrix composite of a first material and...
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JP2024510603A |
Directional energy beam deflection is compensated by mapping pixel coordinates of an image of the patterning field to patterning field spatial coordinates. For example, electron beam scanning is compensated by imaging calibration feature...
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JP7436208B2 |
Methods and systems are provided for using optical interferometry in the context of material modification processes such as surgical laser, sintering, and welding applications. An imaging optical source that produces imaging light. A fee...
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JP2024019258A |
[Problem] To provide a processing system that ensures safety. A processing system includes a support device that supports an object, a processing device that supplies powder to the object to perform additional processing on the object, a...
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JP2024505366A |
The present invention has the following composition: C maximum 0.02%, S maximum 0.01%, N maximum 0.03%, Cr 20.0~23.0%, Ni 39.0~44.0%, Mn 0.4~<1.0%, Si 0.1~<0.5%, Mo >4.0~<7.0%, Nb max. 0.15%, Cu >1.5~<2.5%, Al 0.05~<0.3%, Co max. 0.5%, B...
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JP7398865B2 |
Examples for refining the microstructure of metallic materials used for additive manufacturing are described herein. An example can involve generating a first layer of an integral object by heating a metallic material to a molten state s...
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JP7398381B2 |
A method for producing a welded metal blank (16) includes cutting a first initial metal sheet (1) and a second initial metal sheet (3) from a first and second metal strip (4); joining the first and second initial metal sheets (1,3) by we...
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JP2023169516A |
To provide a method for manufacturing a welded product which is easily applied even if a welded part is increased, is simply welded, and can prevent weld cracking generated in an end point part of a linear welded part from affecting the ...
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JP2023547361A |
A metal strip (1, 101, 201) and a method of manufacturing such a metal strip (1, 101, 201) are shown. A stable metallurgy is achieved primarily by extending a butt weld (5) between the first cladding layer (3b) of the first strip cross-s...
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JP7376466B2 |
To provide a manufacturing method and a manufacturing device for a lamination molded object capable of preventing reduction in mechanical characteristics of a lamination molded object by restraining intrusion of oxygen and nitrogen into ...
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JP7376455B2 |
The present invention sets a target shape from three-dimensional shape data of a stacked structure and divides the set target shape into a plurality of bead models having shapes corresponding to welded beads. An amount of a filler materi...
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