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JPH11314175A |
To obtain the outer surface without projecting and recessing parts by providing a projecting part protruded on the surface at the one side part in the thickness direction of the plate in the end part of the first plate, inserting a rotar...
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JP2978744B2 |
To provide a flat fillet submerged arc welding method capable of performing the full penetration welding of a steel plate whose web is up to 100mm in thickness. A double bevel groove whose groove angle is 40 to 60° is provided by using ...
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JPH11309565A |
To improve the joining property of a member to be joined in a ultrasonic joining method, wherein a brazing filler metal is molten by arranging the brazing filler metal in the joining surface of the member to be joined and applying ultras...
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JPH11300480A |
To obtain the vacuum chamber for the semiconductor manufacturing device with a high dimensional precision and its manufacturing method by which a large type equipment is not used and the vacuum chamber can be assembled at a low cost with...
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JPH11294513A |
To provide a shock absorber which is lightweight, low-cost and made of aluminum alloy for receiving a flexural. load of such as a suspension strut. A base shell cylinder part 11 and a bracket part 2 are formed with extruded shape of alum...
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JPH11291068A |
To provide a chamber for a semiconductor production apparatus which may be assembled at a low cost without using large-scale equipment and has high dimensional accuracy and a process for producing the same. The groove part 3 of members 1...
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JPH11291044A |
To provide a method for manufacturing a steel pipe pile coated with titanium clad steel excellent in workability and working efficiency and easy in securing a welding quality. A groove is provided at a butting part of a titanium clad ste...
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JPH11291027A |
To provide a brazing method in which a part of one parts of a press- fitted part of base parts and joined parts is formed into a press-fit part to be press-fitted into the other parts with a sufficient press-fit margin, after the joined ...
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JPH11294058A |
To provide a brazed cutting tool, in particular, an excavating tool which is excellent in bonding strength in which a tip is firmly bonded to a holder. In a brazed cutting tool 20 in which a tip 10 is brazed to a holder 20 with a Cu braz...
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JP2967239B2 |
A method is disclosed for producing an electric deposition foil producing drum for producing an electrically deposited metallic foil having a high quality. An opening tip end portion (14) opened toward the inside is formed in an inner su...
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JPH11288968A |
To avoid the cracks of a solder ball part due to thermal stresses caused by a thermal history in a circuit structure body using ball-shaped solder, by securing the expansion and contraction property/flexibility of a solder junction part ...
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JPH11285864A |
To obtain a member the opposite surface of which is flat by preventing the generation of a recess in a joined part in frictional agitation joining by the rotation of a rotating body. End parts of flat extruded shapes 31, 32 are respectiv...
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JP2964075B2 |
To provide a method of fabricating a saddle flare for facilitating the work and for reinforcing a tube by extending the blazing area. In a branched tube 4 having a hole on the side with protruded edge with the end of the branched tube 4 ...
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JPH11277228A |
To improve the strength and quality of weld zone and to lighten a wheel by improving a bead shape in the weld zone between a disk and a rim. When a rising part 32 of a disk 30 is welded to a dropped part 24 of a rim 20, a gentle bead sha...
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JPH11267859A |
To provide a jointing workpiece, its jointing method, and a processing panel which eliminate the need of the outer force restraint against the force for separating members in jointing by the mutual restraint. In this jointing workpiece, ...
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JPH11267843A |
To provide a single face welding method capable of preventing a shear drop at a molten pool and a lack of fusion, and heightening a high temperature cracking resistance property and improve a welding efficiency as well. A flux inclusive ...
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JPH11267830A |
To reduce a welding man-hour and shorten a welding period as well while maintaining welding quality. This on-the-spot welding method of a hydraulic equipment carries out a MAG welding by attaching a back up plate 6 to a rear side of a gr...
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JPH11254178A |
To provide a structure for avoiding generation of stress concentration and also for increasing absolute welding strength. In a structure provided with a first member 3 having a plane and with a second member 21 which is welded to the fir...
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JPH11254152A |
To prevent occurrence of welding cracks by uniformly keeping the distribution of Si or Mg in a weld metal. A ring-like filler metal 11 consisting of aluminum alloy is inserted between a welding groove 8 of a conductor pipe 6 consisting o...
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JPH11245078A |
To provide a groove processing device for automatically carrying out the groove processing of a taper column material. The position of a cutter T is restrained by a copy roller R, which is abutted to a peripheral face of a work W and rol...
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JPH11226728A |
To provide an underwater coating device, in which a water repellent agent coating layer is formed at the welding position as the pre-treatment of welding to execute the underwater welding of high reliability. The underwater coating devic...
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JPH11216569A |
To enable the manufacture and the like of an ultra thick H-shaped steel and the like, as well as to obtain a smooth appearance while the penetration of a bead toe part is good. In this fillet welding method for an ultra thick steel plate...
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JP2928737B2 |
PURPOSE: To enable stable butt welding by maintaining at high precision the out-of-roundness, flatness, etc., of the butt end face in each opening in a thin wall tube and the like. CONSTITUTION: Flaring working is performed on the end pa...
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JP2927473B2 |
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JPH11197873A |
To join a branch pipe, which has a diameter close to that of the main pipe, by means of a burring method, by drawing a semi-spherical flanging head outward from the pipe, horizontally finishing the projected part of the drawing hole, and...
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JPH11197874A |
To provide a single bevel groove structure for laser sensing in a horizontal position welding, a structure enabling a large amount of groove data to be obtained, detecting the accurate shape and bringing satisfactory welding. This single...
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JP2918829B2 |
Upper and lower shell members of aluminum-plated steel panels have respective flanges overlapping each other and welded to each other by a laser beam, thereby forming a fuel tank. One of the flanges has a stepped region spaced from the o...
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JPH11181897A |
To strengthen a connective structure for a sandwich panel and reduce its weight and cost. A panel structure 2 is formed by soldering integrally a pair of parallel surface plates 1a, 1b which are formed of aluminum members, cores 4 placed...
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JP2912693B2 |
Method of welding aligned aluminium torque tube components (11,17), comprising (i) defining a stepped square-butt joint (28) to be welded by preforming the ends of said torque tubes and assembling such ends together in the nested conditi...
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JP2909315B2 |
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JPH11156462A |
To improve the dimensional accuracy and to reduce the manufacturing cost of a cylindrical body while easily manufacturing it at the time of manufacturing the cylinder body. A cylindrical body 1 is manufactured by successively passing thr...
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JP2904338B2 |
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JP2904638B2 |
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JPH11154435A |
To improve reliability by enhancing impact strength of a joining member by setting an angle formed with the free edge in a contact plane end part of one metallic material not less than a specific angle or to a specific range angle in the...
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JP2902483B2 |
The invention relates to a process for the production of a welded joint for at least three components of a multiple butt joint. In order to create the welded joint in the multiple butt-joint by welding from one side only, and to allow co...
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JPH11138266A |
To weld a butt joint between thick plates having thick root faces to make a deep penetration. The thickness of a root face R of a butted groove between base metals 1 having a large plate thickness T is 6-20 mm. For this groove, a small w...
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JPH11128083A |
To easily produce an electromagnetic cooking vessel with a deep bottom at a low cost by preparing a base material and an aluminum cylinder peripheral wall material having prescribed length and joining the whole periphery of one end perip...
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JPH11129068A |
To provide a circumferential welding method for a pipe line fixed pipe, which is high in welding efficiency and excellent in welding joint performance. Welding is carried out by running a welding head along an end part by an upward symme...
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JPH11129069A |
To obtain a welding method with high welding efficiency and excellent welding joint performance by supplying a flux cored wire to a torch and moving welding heads along the end part so as to carry out welding by an upward symmetry lamina...
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JPH11129067A |
To provide a circumferential welding method for a pipe line fixed pipe, which is high in welding efficiency and excellent in welding joint performance. Welding is carried out by rotatively running a welding head in the same direction alo...
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JP2892572B2 |
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JP2889740B2 |
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JPH11104861A |
To provide a method for welding a wheel and a device therefor capable of improving accuracy in manufacturing and shortening required time for edge preparation and cutting reinforcement of weld. The method for welding a wheel concerns ≥...
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JPH1181656A |
To provide a means capable of forming non-slip projections on the surface and back face plate sections very easily at a low cost and capable of applying non-slip machining without troubles even if a scaffolding board is long as a manufac...
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JPH1177384A |
To obtain stabilized welding strength by making a frame connection structure of a hollow aluminum alloy easy to hold an arc length in welding to a fixed length. Both frames 1, 2 are connected by fitting an inner piece 3 spanning both fra...
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JPH1177299A |
To simplify the shape of welding bevel and to improve the quality of a welded part by overlapping plural welding beads equalizing number of layers and number of passes under shielding gas atmosphere while supplying the main shielding gas...
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JPH1177318A |
To prevent a welding electrode from pick up due to a black skin of a hot rolled steel strip and to stably weld steel strip end parts each other without lowering productivity. This welding method is so that a rear end part of a preceding ...
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JPH1174391A |
To accurately attach an inner cylinder in the inner cylinder welding method of a Dewar for welding the inner cylinder of the Dewar to a case. As indicated in a step ST1, an inner cylinder 15 is positioned so as to match the center of a f...
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JP2867708B2 |
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JP2591848Y2 |
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