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JP2003185777 |
To provide a method of manufacturing a control rod for a boiling water reactor capable of facilitating manufacture and reducing manufacturing costs, and a control rod for a boiling water reactor manufactured by the method.The method of m...
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JP2003181680 |
To provide a method for welding a plate in which a strain hardly occurs and a welding work can be facilitated.The method for welding the plate comprises the steps of connecting an edge of the one plate 11 having recesses 12 formed at a p...
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JP3445579 |
To provide a joining structure and a joining method between hollow members made of respectively different kinds of metals in which an intermetallic compound and oxide or the like hardly remain in the joined boundary and joining strength ...
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JP3443329 |
To provide a structure composed of an extruded light metallic section and a composite panel light in weight to be combined with the aforesaid section. A composite panel 37 has a plastic core 32 combined with outer sheets 33 and 34 made o...
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JP3438146 |
PURPOSE: To prevent a center line of both brazed tubes from offset to prevent a center line of one of tube from inclining relative to a center line of the other tube so as to prevent the generation of brazing defect and to make setting u...
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JP2003164990 |
To provide a welding joint material for a heat-treated Al alloy which is excellent in joint strength and joint extension.The heat-treated aluminum alloy materials 2, 3 each other or the heat-treated aluminum alloy material 2 and a non-he...
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JP3421973 |
PURPOSE: To dispense with a tack welding operation before welding for improving a welding workability by forming an engaging part fixed stationarily in welding by a locating jig and permitted to be thermally expanded circumferentially on...
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JP3420502 |
To reduce the weight of a hollow shape material that is joined by friction stirring welding. The end of the face plates 111, 112 of a shape material 110 is connected by a rib 116. The projecting pieces 117, 117 of the rib are superposed ...
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JP2003115509 |
To provide a solder joint which can improve connection reliability between a chip and a printed circuit board, and to provide a manufacturing method therefor.In the solder joint which connects electrically and mechanically a conducting p...
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JP3416885 |
To provide joining of a steel frame beam and a steel frame column of high strength by increasing efficiency of working and reducing welding materials through omission of using a back strip. A groove 5 having a slant surface 6 and a botto...
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JP2003104243 |
To provide a joint structure capable of welding members with one another, without using any expensive and large-scaled new equipment, and not bringing on deterioration in quality.In the joint structure, a dash lower member 2 having a pai...
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JP2003072309 |
To provide a method to manufacturing a banjo type driving axle housing 10 for an automobile.The first step of this method is work to form half members 22U, 22L of the actually same upper part and lower part respectively having U letter s...
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JP2003075088 |
To provide a structure of cooling fins, in which a plurality of radiant fins are erected at a predetermined angle on the surface of a heating body.A fit recess 11 is formed on the surface of the heating body 1, and a fit protrusion 22 is...
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JP2003071577 |
To attain satisfactory friction stir welding in friction stir welding using rotary tool having two large diameter parts.Face plates 11b, 12b of a hollow shape 10 and face plates 21b, 22b of a hollow shape are abutted. On both sides of th...
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JP3406458 |
To provide a method wherein a front cover and a pump shell, which are cut and separated away from each other, are rewelded for coupling with high assembly precision and during rewelding coupling, at least one is reused. The inner periphe...
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JP3402550 |
To obtain a stable depth of penetration and to reduce electric power by forming a groove surface having a second difference in level equivalent to the root surface dimension of a thin plate side groove surface between an inclined part an...
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JP3400914 |
To easily form the projected part of a pipe spigot. Rollers 13 and 14 which positions a belt shaped ring raw material 15 in the axial center direction at the end part of a pipe 8, and press the belt shaped ring raw material 15 with press...
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JP3399564 |
PURPOSE: To reduce the stress in a welded part by building a flexible welded ring between a shell and a head. CONSTITUTION: In a welded ring 7, a fin is extended outwardly in the radial direction from a center part of a base part between...
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JP3394156 |
To obtain a welded structural material which has less welding distortions by friction welding for jointing. A part or all of the welded structural material consists of the aluminum alloy containing a given weight portion of Si and Mg. A ...
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JP3391696 |
To prevent zinc from being boiled or vaporized during the welding with a steel tube by forming a circular seat concentric with forward and rear surfaces of a hole in a galvanized steel member to be welded, and continuously providing firs...
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JP3391928 |
PURPOSE: To provide a friction welding method capable of unnecessitating deburring due to a post machining without causing errors in a welding position, and to provide a welding base material to be used for the method. CONSTITUTION: A ba...
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JP3390690 |
To provide an extruded shape suitable for the frictional agitation welding by the rotation of a rotary body. End parts of welded parts of hollow shapes 50, 60 have outwardly projecting thick-walled parts 56, 66. Two thick-walled parts ar...
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JP3385332 |
To improve weldability and crack resistance, to make back beads suitable, to form a sound and highly tough weld zone and to easily increase workability in joining plates, in the one side welding of a short to long weld structure of a mat...
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JP3387797 |
To provide a welding method of aluminum difficult to generate cracks by providing a space slightly closer to an inner circumferential surface than to an outer circumferential surface of a weld part of a first member and a second member w...
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JP2002371801 |
To provide a rotor for a turbomachine suitable for a raised operation temperature even without cooling requiring labor and time and welded without losing mechanical strength from structural members consisting of a material with creep res...
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JP2002361441 |
To obtain a method for manufacturing a vacuum vessel by which the vacuum vessel easily satisfying the need for high vacuum degree and large scale can be provided at a lower manufacturing cost. From a plate of an aluminum alloy, four piec...
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JP2002361473 |
To easily and surely connect clad steels to each other. The clad steels 1 are fastened to each other by cutting away corrosion resistant layers 2 of the segments near the connecting ends of the clad steels 1 and the segments adjacent to ...
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JP2002361474 |
To provide a welding method by which even a fillet welding in a vertical position can surely be performed without causing the leak down of molten from a gas between welding members. In the welding method for performing the fillet welding...
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JP3378145 |
To provide the production method of welded structure having high strength and high reliability of a weld zone. While arranging a shape 1 of square shaped tube (square tube), a shape 2 and having a,n angle β formed between the end face 1...
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JP2002331362 |
To provide a welding joint welding method for high strength heat resisting steel making the strength of the welding joint the same as the strength of the base material by solving the problem in terms of the strength in a welding heat aff...
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JP2002316274 |
To provide a friction stirring and joining method capable of performing light and excellent joining.Face plates 11 and 12 of a hollow shape 10 and face plates 21 and 22 of a hollow shape 20 are butted to each other. Projecting parts 28 o...
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JP2002316273 |
To provide a friction stirring and joining method capable of performing light and excellent joining.Face plates 11 and 12 of a hollow shape 10 and face plates 21 and 22 of a hollow shape 20 are butted to each other. Projecting parts 28 o...
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JP2002282934 |
To provide a temporarily fixing structure for temporarily fixing a first tube to a second tube capable of easily, surely and temporarily fixing the collar of the second tube to the flat installing surface of the first tube.The structure ...
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JP2002248595 |
To provide a method for binding two members where a bonded body excellent in appearance is obtained at a low cost than before.The method is a method for bonding two members where the two members with plate parts are integrally bonded in ...
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JP2002239756 |
To provide a method of easily permitting friction agitation joining even with a three-dimensionally curved area.Joining flange sections F1 and F2 previously curved at members W1 and W2 to be joined are abutted against each other so as to...
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JP2002228387 |
To provide a heat exchanger in which a connector can be efficiently brazed to a tank.In the heat exchanger for performing a heat exchange of a medium by heat transferred to a tube 210 and fins 220, the heat exchanger is formed by assembl...
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JP2002224857 |
To provide a joining structure and a joining method between hollow members made of respectively different kinds of metals in which an intermetallic compound and oxide or the like hardly remain in the joined boundary and joining strength ...
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JP3333411 |
To inexpensively weld by conducting simultaneously groove grinding, welding and cutting of reinforcement of weld. After a work is fixed to a backing seat 15, heights of a grinding device 40, holding devices 60, 80 and a cutting device 90...
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JP2002178052 |
To provide a manufacturing method capable of more efficiently forming a circumferential edge part of a base in a stepped recess as compared with the coining even when the thickness of the base is large.In the manufacturing method of a ca...
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JP2002153976 |
To suppress the generation of a notch at lapped faces in a friction stir welding of lapped members.A plate 10 and a plate 20 are lapped and a groove 12 is made on the lapped face of the plate 10. A projected part 22 is made on the outer ...
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JP2002153982 |
To provide a method for friction stir welding in which the generation of a defect is suppressed.The end part of a plate 11 and the end part of a fringe member 520 are butted. A fragment 525 which is lapped with the rear face of a plate 2...
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JP3311649 |
To obtain the junction of a copper pipe and an aluminum pipe, wherein the joint area is large, hermeticity and reliability of the joint strength are high, and the hermeticity is maintained sufficiently against a mechanical distortion. A ...
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JP3307330 |
To provide a friction agitating joining method and a joined structure, by which thick materials to be joined can be easily and securely joined and joining can be surely carried out from one side in a joining end. In a friction agitating ...
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JP2002137068 |
To provide a friction stir welding method capable of attaining a lightweight, satisfactory joining.An end of a side wall 11 of a hollow shape 10 is butt-joined with an end of a side wall 21 of an another hollow shape 20. The end of the s...
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JP3304815 |
To manufacture with high efficiency a welded tube with high performance, which an satisfy its specification satisfactorily to a line tube to which low temperature toughness in -30°C or below in a thick wall (35 mm or over) is required. ...
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JP2002086281 |
To provide a friction stir welding method with which the welding of a butted part formed by fitting a recessed part with a projecting part, can be satisfactorily performed.The tip parts of shapes 10, 20 are butted. The trapezoidal projec...
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JP3289690 |
To surely and easily perform frictional agitation jointing of comparatively thin plate materials while maintaining a required strength. This jointing method comprises; a process for bending edges of plates 1a and 1b along end faces 2a an...
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JP3289779 |
To reduce required portions for friction agitation jointing to 1/2 or less, remove generation of jointing part failures due to opening of a butt part even if a width direction constraining portion is omitted, remove necessity of manufact...
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JP3289650 |
To realize a friction welding method without a generation of unwelded parts by installing a grooved backing plate on the reverse face of a workpiece right under a tool, which is inserted to the welded part of the workpiece and moves whil...
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JP3290216 |
PURPOSE: To allow use of not only stainless steel but also other materials like galvanized materials for connecting two parts along the abutting edges. CONSTITUTION: In a connection of two edges 3, 7 of parts 1, 5, at least one retaining...
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