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JP3290216B2 |
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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JP3289690B2 |
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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JP2002514511A |
A method for joining a first part to a second part wherein the first part comprises machine cast iron and the second part comprises case-hardened steel comprises abrading a surface on each of the parts which are to be welded together wit...
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JP3283433B2 |
To favorably manufacture an aluminum wide beam member excellent in strength making use of a friction stirring and joining method. In this manufacturing method, a plurality of aluminum shapes 12a, 12b are butted to each other, a pin 14 co...
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JP3282722B2 |
To provide an extruded shape suitable for the frictional agitation welding by the rotation of a rotary body. An end part of an extruded shape 150 is projected to a rib 153 side to form a thick-walled part 156. The thick-walled part 156 i...
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JP3274335B2 |
To stabilize the arc-start and further to prevent the variation of a groove width when fixing a bar steel in T butt welding between the end face of the bar steel of reinforcing bar, etc., and a steel plate, etc., with a gas shielded arc ...
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JP2002086281A |
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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JP3267811B2 |
PURPOSE: To provide a welding method which controls gaps easily and which makes a filler wire unnecessary. CONSTITUTION: On an end of one member 1, an over-lapping part to over-lap an end of the other member 3 is formed, the end parts of...
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JP3266700B2 |
PURPOSE: To provide a joined structure with an extruding member and mating member by which joining hardware is needless and joining strength is improved. CONSTITUTION: The joined structure is constructed by crossing and joining the end p...
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JP3264015B2 |
PURPOSE: To reduce a deformation generating at the time of welding an inclined joint and the off-center of a tube to be welded and a joining tube. CONSTITUTION: In the method for welding an inclined joint 5 by which a tube to be welded 2...
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JP2002066764A |
To provide a friction stirring joining method without deforming in friction stirring joining for a cylindrical part of a hollow structural angle or the like.Face plates 11b and 12b of a hollow structural angle 10 and face plates 21b and ...
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JP2002038512A |
To provide the welded structure, which is lightweight and is manufactured easily, of a boss for a working-machine arm.The first holes 14 and the second hole 15 in fixed shapes are formed to a cylindrical body 11 formed of one thin sheet ...
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JP3248887B2 |
To prevent the generation of a recess in a joined part in frictional agitation joining by the rotation of a rotating body. End parts of joining parts of hollow shapes 50, 60 are provided with thick walls 56, 66 which protrude outside. A ...
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JP3248886B2 |
To execute frictional agitation joining without any recess in the joining of extruded shapes the extruding directions of which are orthogonal each other. An end part of an extruded shape 150 is projected to the side of its rib 153 to con...
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JP3249476B2 |
To fully endure repetition of shocks under high-speed rotation by butting and weld-jointing an intermediate roller portion having a hollow hole and a roller portion with a shaft, and forming a surface hardening layer around the entire pe...
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JP3242552B2 |
To make connection capable by simple TIG welding or the like in plant assembly execution, make wear of an edge part small and good sealability holdable even for repeated use, and enable a durable period to extend. A compound cylinder 4 i...
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JP3240233B2 |
PURPOSE: To provide a welding structure for a pipe which can normally join pipes having different diameter and can carry out welding by using a stainless steel sleeve, and in which the intrusion of the welding material in welding inside ...
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JP2001340988A |
To provide a lap joint part and its welding method capable of improving connection strength in a shearing direction and a bending direction, and also having stable connection quality.In a lap welded joint, a first part 1 and second part ...
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JP3235155B2 |
PURPOSE: To prevent the occurrence of welding beads and welding traces on the surface of a first panel-shaped member in the case of welding a structure consisting of the first panel-shaped member and a second panel-shaped member located ...
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JP3235975B2 |
To attain strong bonding by providing a filler metal filling space of a specific range between a base material made of a filler metal clad brazing material and a member made of an Mg-containing Al alloy material, heat- brazing with the u...
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JP2001523579A |
A method for making a spacer assembly comprises: forming a plurality of projections along an edge of a portion of sheet metal; roll forming the portion of sheet metal into a tubular configuration; positioning the roll formed portion of s...
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JP3233782B2 |
PURPOSE: To greatly reduce the welding time by setting a welding torch to the prescribed upward torch angle and push angle, and executing the welding while the wire is swayed with the prescribed value. CONSTITUTION: The upward torch angl...
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JP3232917B2 |
PURPOSE: To surely execute the welding to fix a diaphragm to a steel tube so as to reduce the gap between a diaphragm and steel tube to a minimum. CONSTITUTION: A steel tube 1 fitted with a diaphragm 3 is formed so that a steel plate is ...
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JP3231191B2 |
PURPOSE: To obtain a high-strength butt joint by eliminating the need for a jig for maintaining a butt state at the time of executing butt welding by a laser beam. CONSTITUTION: Projecting parts 3, 8 for welding of both Al allay sheets 1...
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JP3229273B2 |
To obtain excellent joining in the case of executing frictional joining. Plates 34 in the side becoming the outer surface of a structure are formed into prates 34a which protrudes in the side of the end part in a butting part of hollow s...
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JP3229283B2 |
To obtain a good joined part by providing projecting parts protruded in the thickness direction of each member at the end parts of the first member and at the end parts of the second member, inserting a rotary tool into the butted portio...
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JP2001314994A |
To provide a welded reinforcing structure capable of compact remote installation to keep structural uniformity of a welded member in the case of a weld crack.The welded reinforcing structure 10 includes a pocket 20 having a substantially...
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JP3228468B2 |
To attain superior friction welding by making a third plate cross a first and a second plate at right angles, providing a recessed part in the joining part of the third and the first plates, releasing the recessed part in the direction o...
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JP3228467B2 |
To ensure satisfactory joining in performing friction welding. In the butt welding of hollow shape materials 31, 32, a projected part 37a, 38a is provided protruding outside the shape material and, with a rotary body inserted into this p...
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JP2001304788A |
To raise heat exchanging performance by ensuring brazing between a header pipe and a tube and preventing leakage of heating medium, in a heat exchanger consisting mainly of the heater pipe, the tube and a fin. The header pipe and the tub...
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JP3224092B2 |
To easily manufacture a body structure of rolling stock by MIG- welding a roof structure to the side structure for which a plurality of shape materials are placed side by side and friction-welded. Two hollow shape materials 31, 32 are ex...
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JP3224097B2 |
To suppress the deformation of a member by arranging rotary tools respectively on the second plate side and the third plate side of a butted part, arranging a rotary tool on one side in the vertical direction of a rotary tool on the othe...
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JP3224091B2 |
To attain a satisfactory welding in performing friction welding. In the butted part of the hollow shape 31 and 32, projecting parts 37a and 38a projecting outside the shape, are provided. By inserting a rotary body into these projecting ...
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JP2001287078A |
To secure the necessary groove width of welding while maintaining single pass welding in the butt welding of thick plates. In the shape of a narrow groove 4 when performing the butt welding of two thick plates 3, the width W0 of an initi...
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JP3217401B2 |
In the repair or replacement of vane assembly retaining lugs, a replacement lug of a wrought alloy is solid state bonded to the vane assembly in place of the previous retaining lug. The existing lug is first removed from the assembly to ...
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JP2001516304A |
A unique integrated wheel is disclosed wherein a groove (28) is formed with an angled surface to facilitate the flow of a weld material. A rim (24) extends into the groove (28) and has surfaces which act in conjunction with the surface o...
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JP3209114B2 |
To automatize one side butt welding for a large size work having a curve surface and/or inclined surface and moreover to achieve high welding efficiency and high quality welding with a high electric current. The groove shape of the work ...
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JP2001246030A |
To provide a golf club with high flexibility in design and a method for production thereof.A shaft 2 is linked to a head 1 in which the face 3 is formed on the front of a golf club and a recessed part 9 on the rear thereof and provided w...
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JP3205191B2 |
PURPOSE: To provide the welding method hard to generate incomplete penetration in automatically welding the horizontal welding joint in which horizontal groove is formed between flat plate and vertical plate. CONSTITUTION: The welding me...
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JP3205647B2 |
PURPOSE: To provide the laser beam welding method by which a high-strength welded joint is obtainable. CONSTITUTION: The Al2O3, film Oa remaining without melting so as to be continuous with a non-molten area (r) according to the growth o...
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JP2001227465A |
To avoid lowering of jointing strength at the joint of a hollow cylindrical member and a blocking member.A piston material for manufacturing a hollow piston is equipped with a piston body member 162 integrally provided with a bottomed cy...
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JP3196699B2 |
To provide a method for assembling optical parts which are less increased in light loss. This method consists in assembling the optical parts by butting the joint surfaces 10b, 20b of a first metallic casing 10 holding a first optical el...
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JP2001206031A |
To provide a member for an arm constructed of a joint part and a member main body connected together, provided with a uniformly formed junction part for connecting the joint part and the member main body together, and manufactured at a l...
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JP2001198691A |
To provide a welding structure which prevents the generation of a welding defect even when a certain degree of deviation of a position where the welding is required with respect to a welding torch happens in the axial direction in a weld...
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JP3188077B2 |
PURPOSE: To provide soldered structure capable of surely soldering required place, preventing unnecessary flow out of solder and having very good repairability. CONSTITUTION: In the soldered structure of sheet metal member, in which one ...
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JP3189643B2 |
To obtain a highly efficient gas shield arc one side welding by preventing cracks at the high temperature. A high speed rotation arc one side butt welding method having the feature where the shade of the groove 3 is formed in V type or Y...
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JP3184408B2 |
PURPOSE: To restrain the lowering of rigidity of the whole structural material and to surely reduce the concn. of stress without developing the fatigue fracture at the time of cooling after welding and at the time of acting the tension l...
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JP3180691B2 |
To shorten the brazing time, need no technology, and increase the reliability by replaced brazing by forming recessed or projecting sections on an end face of a rotor bar which is in contact with an end ring along the short side of the e...
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JP3179758B2 |
To obtain excellent joining by controlling the deformation of a joint part in the case of joining hollow shaped member or the like by frictional joining. Recessed parts are provided in joining parts of the end parts of a hollow shape 31,...
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JP2001162391A |
To provide a method of forming a zone to be laser-welded of a plated steel plate and its device that a cost for forming a projecting part constituting a zone to be laser-welded is decreased.The forming device 30 is provided with a press ...
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