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JP11041879 |
To obtain a method and an apparatus in which an object to be molded is inserted easily even when the cylindricality of the object to be molded is bad, by a method wherein pressure is transmitted to the object to be molded via a block and...
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JP11010240 |
To enable the use of a drive device to operate a tool outside the same bending machine in its inside by providing a device suitable for supporting the tool on a surface to be worked by a surface to be worked held freely on the upward mai...
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JP11010225 |
To provide a manufacturing method for a perforated tube having a plurality of independent holes and airtightness. By joining the end faces in the longitudinal direction of a metal plate in which plural same shaped squares or waveforms in...
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JP11001947 |
To provide a faucet fitting for mixing hot and cold water having a simple construction in which there is no need to attach a valve box to a metal pipe. A cylindrical part 33 is formed at an end of a metal pipe 25 by expanding the diamete...
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JP10328726 |
To provide the manufacture of the die for the Cu hot extrusion, whose heat check resistance has been improved. After obtaining a columnar primary formed part 12 by drawing a stock, a disk shape secondary formed part 16 is obtained by per...
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JP10328747 |
To bulge a circumferential projection at an arbitrary requiring part on the outer circumferential face of a metal tube. This method is composed of the process where 1st dies 11 (11a, 11b) and 2nd dies 13 (13a, 13b) corresponding to the s...
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JP10325308 |
To decrease manufacturing cost by simplifying a manufacturing proc ess of hollow valves. This equipment raises a pipe-shaped metal work 11, which is kept vertically, by a press bench 7, heating the top end of it by a heater 9 until it be...
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JP10323721 |
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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JP10314932 |
To shorten manufacturing time and also to increase joining strength. A part 3 adjacent to one end 2 of a metallic pipe 1 is fitted in the inserting hole 5 of a metallic plate 4, with that end 2 of the pipe 1 formed with a flange 6 and, w...
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JP10305338 |
To prevent the fracture and the deterioration of a film paint on inner and outer surfaces of concaved engaging part normally happens at a roll drawing by applying on enlarging punching on the opening side, which is connecting to the conc...
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JP10296377 |
To produce a cup like parts at low cost, which, even a light weight, has a high strength on the central part of a bottom wall. A semiprocesed goods 30' is put in a recessed part 62 of a die 60 and the top end part 40a of a punch 40 is in...
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JP10291043 |
To obtain a container suitable for filling the high pressure substance, to which a thick necked part is formed without using a dedicated heating device by performing press forming thickly to an only opening part in a prescribed range at ...
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JP10277692 |
To produce a large size ring high in dimentional precision by applying heat treatment to a ring in which a groove is to be formed on inner/outer diameter faces in the peripheral direction by cold rolling a steel tube extruded by a medium...
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JP10274216 |
To provide a jointing method capable of strongly and securely joint a sleeve material integrally with the end of a pipe material, for example, in the manufacture of truss materials. The circular fitting part 10 of a sleeve material 3 is ...
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JP10272524 |
To joint a large number of trusses with a globe by reducing an end part of a pipe to form a truss. An end part of a pipe 2 is formed into a reduced tube part 26 through the spinning. The thickness of a circumferential wall of the reduced...
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JP10263726 |
To provide a truss having the structure capable of further improving strength to the tensile load in the axial direction acting between a pipe and a bolt. A core 5 is taper fit 4a, 5b into a sleeve 4 from the inner part of the pipe 2, an...
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JP10249458 |
To needlessly make a screw hole of a guide pin, to raise the strength of a central supporting part and to dissolve the accident of breaking of a head part by bridging with a return spring between a spring inserting hole formed on a movin...
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JP10249459 |
To draw the tip part of the tube made of the metal, with a high reduction ratio of tube in the range of short length in the axial direction. In this method, a first drawing die 1 having a bullet shaped drawing die hole 3 whose inlet side...
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JP10211531 |
To provide a cylindrical member having no chucking miss at the time of taking out from a conveying vessel, a manufacturing method thereof and a jig therefor. A closing part of the cylindrical member 1 has a shape incorporated into the ou...
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JP10211657 |
To obtain a vibration-proof rubber squeezing apparatus simple in structure, high in general-purpose properties and excellent in durability. A squeezing apparatus is equipped with a die 24 having a passage 22 into which vibration-proof ru...
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JP10181630 |
To provide pipe structure for a vehicle facilitating assembly and reducing cost by pressing a pipe member axially to form flanges, projecting radially outward, at the pipe member. A pipe member 20 constituting a cross member of a vehicle...
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JP10180372 |
To simply and inexpensively constitute the device, to shorten a cycle time, to handle plural kinds of works without performing troublesome operations, and to easily inspect the residual axial forces of all products without using a strain...
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JP2799106 |
PURPOSE: To easily execute working of special materials of thin wall, hard, brittle, etc., by arranging a cylindrical material, etc., in alignment with the center axis of die and reducing or expanding diameter with giving high speed micr...
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JP2798862 |
PURPOSE: To enable executing operation easily and safely as well as easily executing adjustment for adapting to different height of coils by clamping a strip clamp and a pre-size clamp engaging with a stripper plate at an optional positi...
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JP10166100 |
To enable support in itself by making a support area at both ends a thick part with thickness increased inwardly, making the middle part thinner than that, and connecting the thick and thin parts with a gently tapered inner circumferenti...
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JP10151517 |
To perform proper and rapid machining of the edge part of the cut end of a pipe material after cutting thereof by a method wherein when the machining part of a pipe machining means is collided with the cut end face of the pipe material, ...
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JP10146623 |
To improve decorative appearance and sealing property by pressing and abutting conical rollers on the end part of a tube and cutting the rugged parts of a plated layer which is simultaneously formed on the outside face of the flange or t...
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JP10128476 |
To obtain a deformed metal can having the large height difference of rugged pattern in the body part by expanding one part of the body part to the outside and acting an inside facing pressing force on one part having no pressing force wh...
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JP10113731 |
To eliminate the unwilling deformation due to the collapse or the like of respective heat exchange medium passage holes, especially the outermost side heat exchange medium passage holes in the width direction, in the drawing process redu...
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JP10109128 |
To provide a working machine to annularly protrude the outer circumference of one end of a tubular body mutually joined by a tube joint. An attachable/detachable jig is attached to a machine main body 1 provided with a rotating shaft 6 a...
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JP10099922 |
To prevent cracks by reducing the bearing gap of a swaging die, and performing the swaging while an instable part to be formed on a tube end part is abutted on a rear wall of a bearing part of the die to suppress the outward expansion of...
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JP10094847 |
To prevent generation of a sliding flaw of the inner face of an opening end part by allowing the outer peripheral part of a guide block at the position in contact with the opening part to follow the opening end corresponding to the abutt...
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JP10094831 |
To provide the method and device by which the roundness of a pipe can easily and securely be corrected. The inside diameters of a branch pipe 23 to be corrected are measured by a measuring equipment 3 over its peripheral part, and the in...
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JP10095307 |
To provide a fastener part for a holding cable in an automobile seat belt device with manufacture easier than that of steel made one. A fastener part 10 comprises a fastener tab 12 and a holding part 16, in its hole, a holding cable 18 i...
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JP10085173 |
To form plural pieces of recessed parts of good positional accuracy on the peripheral surfaces of joint parts. Plural pieces of inside dies 3 having molding projection-shaped parts 5 are disposed in a molding die 2. A master die 9 provid...
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JP10083800 |
To reduce weight by thinning a thickness of a side wall main part, lengthen the working sevice life by increasing capacity, and reduce weight by thinning it more than a bead part requiring calking work though calking strength is made obt...
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JP10076337 |
To provide an aluminum or aluminum alloy sealed tank capable of preventing generation of welding defects, and easily manufacturing a sealed tank excellent in sealability to the prescribed dimensions. An aluminum or aluminum alloy plate 1...
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JP10071439 |
To greatly reduce production cost by substantially forming an end part to a cylindrical shape with a diameter smaller than a diameter of a tubular stock and a thickness larger than its thickness. While a non-magnetic metal tube of alumin...
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JP10058070 |
To provide a stable can diameter by controlling the fluctuation of the twisting force to be applied to an external roll spindle. A spin flow form roll mechanism is provided with an internal roll spindle 2 to rotatably support an internal...
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JP10058077 |
To efficiently obtain a rotary symmetry shaped steplike body from a single tube part by fixing a single tube end part of a tube part as a start forming product of the steplike body to be produced with a spinning jig, holding the tube end...
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JP10058053 |
To provide a simple manufacturing method to form a flat return part on a pipe end part, and device therefor. A curl die 13 is slidably inserted in an outer circumferential part of a punch die 11, and curling surfaces 11d, 13c through app...
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JP2750404 |
To fit a split shaft supporting member and flange member to a shaft tube by the pressing. A pressing method of a shaft tube member consists of a pressing member of the shaft tube member in which a shaft supporting member 12-3 to be set t...
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JP09327737 |
To prevent a can from buckling as well as to effectively prevent generation of sliding flaw on the inner face of opening end part and to sufficiently cope with more high speed and thinning. A guide block 11 is arranged to the tip part of...
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JP09327732 |
To expand a tube end to a prescribed outer diametrical dimension without causing shape defect of necking, etc. The tube end expanding die is constructed so that an expanding punch 20, in which an inserting part 21 having a diameter small...
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JP09327723 |
To easily and inexpensively form a tube having a desired thickened part with cold working by forming an expanded part with inserting a punch having tapered part from one end of a tube and inserting the expanded part in a reduction die ha...
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JP09314226 |
To easily manufacture a tapered tube of small diameter by repeating the condition where the diameter of a cylindrical die for forming is reduced while a cylindrical tube is pressed in the axial direction to the cylindrical die for formin...
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JP09308928 |
To manufacture hollow capsule shaped parts without any manual work. A hollow tube 11 is sent in its axis direction while rotating it around its axial center, after the tube 10 is positioned in a prescribed position by a stopper 18, the t...
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JP2723424 |
PURPOSE: To provide a method for shaping after casting of at least one of the end portions of the rigid internal socket of en elastic joint having a coaxial ring and the elastic joint made in accordance with this method. CONSTITUTION: Th...
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JP09300029 |
To shorten a connecting time and to improve a connecting precision by using an exclusive tool for lever operation, at the time of connecting a connecting terminal with an output terminal of high temp. secondary battery in an incorporatin...
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JP09300033 |
To provide a new necking forming method with a die for forming a reduced smooth necked part in the open end part of a can by a method by which wrinkles or folds are dissolved and the available height for notice in the finished can is max...
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