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JPH1158036A |
To carry out friction welding without deforming an object to be welded or causing weld defects in forming hollow members such as an extruded material or a honeycomb panel. In continuously welding two extruded materials 1, 2 in a weld lin...
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JPH1158060A |
To improve fatigue strength in a weld zone without lowering productivity in connection with a jig for laser butt welding and weld zone structure by laser butt welding. In a welding jig 2 for supporting welding members 3, 4 from the rear ...
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JPH1158039A |
To restrain the concentration of stress on a joined part and to improve the reliability to the strength of the joined part by integrally forming projections for joining on the lapping side surface of a first work, abutting to the lapping...
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JPH1158064A |
To obtain a member which can secure the sufficient depth of penetration over the whole body in the welding line direction and obtains a welded joint excellent in strength, by making the thickness of a root face at the position applying a...
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JP2860083B2 |
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JPH1150180A |
To obtain a welded structure small in welding strains by composing a part or the whole of a welding structure of an Al alloy having a specified compsn. contg. Si and Mg and allowing it to be joined by friction welding. At the time of pro...
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JPH1149027A |
To provide a welding structure excellent in work efficiency able to perform spot welding of small thermal influence, in connection of a closed sectional hollow material. In a wall surface 2a of a front side frame 2 of a closed sectional ...
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JPH1147925A |
To perform a welding having excellent beautiful appearance and sufficient strength with a low cost equipment by forming a slit having depth in the front and rear surfaces on a welding line in at least the second plate material so as to r...
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JPH1147827A |
To prevent the generation of a blob-like projection by specifying the V angle of the V-shaped butt parts of an open pipe formed of both ends of a band steel bent and formed to an open pipe form and a point where these ends and a pass lin...
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JP2857329B2 |
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JP2857011B2 |
Sheet-metal parts (1, 2) which are to be butt-welded to one another are positioned with their end faces bearing against one another. In order to reduce the gap (3) to the size acceptable for laser welding, at least one sheet-metal part (...
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JPH1133749A |
To provide the method for joining workpieces by friction mixture joining wherein a secure joint having no lack of thickness can be formed and both the workpieces can be joined to form a neat-looking butt joint without a projection, depre...
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JPH1122086A |
To provide a mullion which looks good when seen from indoors and which has increased rigidity. A decorative part is provided on the indoor surface 11 of an indoor member 10 made of hot extruded shape steel, and a groove 12 is formed on t...
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JPH1122872A |
To provide a pipe fitting which is made of a material that is likely to have weld cracks, and a method for connecting the pipes. This fitting part A includes a pair of fitting parts A1, A2, which comprise pipes 1, 2, having respective pi...
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JPH1113132A |
To improve yield strength of welded joints by forming a bevel on a butt end face of a horizontal stiffener at a column side having a high strength and a large thickness and also forming a vertical butt end face of a flange portion having...
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JPH11500681A |
PCT No. PCT/EP96/02916 Sec. 371 Date Apr. 1, 1997 Sec. 102(e) Date Apr. 1, 1997 PCT Filed Jul. 3, 1996 PCT Pub. No. WO97/05974 PCT Pub. Date Feb. 20, 1997A surface component comprised of sheet metal with stiffening sections which are bon...
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JPH1110223A |
To control the cutter position of an edge preparing device for spiral steel tubes by following a seam. Two CCd cameras are moved in the direction of a y-coordinate axis and their positions are detected with a camera position output unit....
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JPH1110383A |
To reduce the load per unit cross section in a welded part in the case of applying a welded joint to a hydraulic shovel, etc., and to improve the durability without large scaling of a welded member by applying the tip- bending at the tip...
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JPH10328855A |
To prevent the reduction of conductivity and mechanical strength in the joined part, in the joined body of such conductive different kinds of metal as copper and aluminum used in a transformer terminal or the like. The joining device 3 p...
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JP2834818B2 |
In conventional fabrication manufacture the thickness of the steel plates are often determined by the metal section required at the weld joints. The subject apparatus and method overcomes this problem by selectively forming a thickened e...
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JP2837277B2 |
A dual bias weld is an improved weld for joining strips to be formed into coiled tubing. Tubing is formed from a first strip and a second strip, the first and second strips being of the same width. A planar end surface is formed on an en...
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JPH10324164A |
To provide a metallic container, particularly a fuel tank made of steel, by which the metallic container can be improved, the flange does not act as an obstructive element, the assembling space of the fuel tank is not increased more than...
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JPH10322984A |
To ensure high dimensional accuracy and provide a joint between a bracket and a motor case body with sufficient rigidity and strength by separately fabricating the motor case body and the bracket, fitting and securing the bracket on the ...
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JPH10314964A |
To provide a different kind metal joined material which is improved in a fatigue crack propagation resistance characteristic at a joined part in a joined maternal of different kind metals of different hardness. In a joined material of di...
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JPH10314946A |
To provide a submerged arc welding method which is free from incomplete penetration in the welding of a box column corner joint and which is capable of a weld zone superior in crack resistance at high temperature. In welding a Y-shaped g...
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JPH10317491A |
To mutually joint two column members without performing welding requiring skill with regard to the end faces of steel framed members. A joining member 12 is composed of the first joining member 18 of a square cross section and a cross ty...
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JP2825437B2 |
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JP2827129B2 |
An improved method of making a cross joint between different size pipes is provided. A punch, die and a pressing machine are prepared. The punch includes a center rest for receiving a small pipe, a curved slot and a curved surface for tr...
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JPH10305370A |
To obtain the joining apparatus suitable for a mass processing, construction of which is inexpensive and working hour is short, by conducting a heat welding for the metal pipes, first having their fitting faces treated a brushing, and ap...
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JPH10296433A |
To provide a high frequency brazing method for an aluminum tube capable of surely and satisfactorily joining both tubes without generating a crack in a socket part in inserting a tip part of one of an aluminum tube into an expanded socke...
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JP2820925B2 |
A method for forming a welded joint as between first and second electrical conductive members by the use of a radiant energy source, wherein the first member has a higher reflectivity with respect to the radiant energy than the second me...
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JP2817323B2 |
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JP2582425Y2 |
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JP2582424Y2 |
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JPH10258361A |
To provide the horizontal position MAG welding method capable of welding with high welding efficiently and low costs and obtaining an excellent bead appearance. In a strap 4, a taper is provided in the corner part wherein the side surfac...
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JPH10249521A |
To execute stable welding by preventing a welding metal from the flow of molten metal. The tip end part of a branch tube 2 is inserted to the opening part 3 formed in a tube body 1, the groove 4 of V shape in cross section expanding towa...
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JPH10244365A |
To provide such a highly reliable welding method of thick wall pipe that eliminates a conventionally required inspection/repair process after the first pass welding process or a bead flash operation for uniformizing back beads, even when...
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JPH10244343A |
To provide a manufacturing method for a hollow material which easily further charges damping material without need of use of a large diameter extending die. This method is the one for manufacturing the hollow material continuously formed...
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JP2794814B2 |
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JPH10235496A |
To simplify the centering at high position, to prevent generation of defective parts on the inner circumferential side by the welding from the outer circumference, and to improve the strength of a tube by arranging an annular strap which...
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JP2794393B2 |
PURPOSE: To provide an automatic circumferential welding method where the circumferential welding free from defects is achieved with great reduction of the welding time by using a welding equipment having a welding head to be moved along...
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JPH10230320A |
To obtain a large-diameter coil by executing butt-joining of materials to be rolled and making them long size without being affected by thickness and the kind of the materials to be rolled and without changing the structure and compositi...
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JP2790286B2 |
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JPH10225782A |
To secure such a penetration depth as is equal to the thickness of a base material in short time and to increase welding speed. A gap 3 for guiding a laser beam is formed continuously to the bottom of a groove 2 between the abutting face...
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JPH10216934A |
To prevent generation of defective arc which is caused by slag inclusion and generation of defective fusion, to provide the weld metal which is excellent in cracking resistance and excellent in conformability to a steel tube of the base ...
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JPH10211579A |
To fully remove moisture inside a groove in the job-site welding of a box column for construction and to obtain a weld zone which is free from a pit or a blowhole and which is superior in ultrasonic flaw detection in corner welding by me...
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JP2782813B2 |
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JP2784536B2 |
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JPH10202364A |
To improve the welding workability and the cracking resistance, to obtain a suitable reverse side bead, to form the sound and high toughness welded part and to easily improve the working efficiency of joining of plates in a one side weld...
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JPH10202379A |
To provide a surer welding structure in the structure butting and welding plate members. A projecting part 110 is provided in the end part of a first plate member 100, a recessed part 210 is provided in the end part of a second plate mem...
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