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JP3702819 |
To provide an extrusion forming system which enables an arbitrary set value to be inputted in accordance with various conditions and which enables an arbitrary ram velocity profile to be set. The system for extruding an aluminum billet c...
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JP2005193371 |
To provide a magnesium alloy which contributes to production of a magnesium alloy extruded product, based on the development of extrusion technique and bending technique necessary for the production of a magnesium alloy sheet frame, to t...
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JP2005194580 |
To provide a Mg-Ni based hydrogen storage alloy sheet which consists of a tape- or sheet-like sintered compact combined with a good electric conductor, is easily producible, has high energy density per weight and is rapidly chargeable an...
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JP3698927 |
To provide a hollow shape material extrusion die capable of forming a thin hollow shape material a welded member made of a material hard to extrude like an aluminum alloy, etc., by a reduced number of correcting bearing parts and its thi...
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JP3695192 |
To provide a manufacturing method for a composite metallic tube, excellent in the efficiency of manufacture and cost-wise advantageous without needing to separately prepare two metallic tubes. An aluminum material 13 is drawn, by the rot...
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JP2005177854 |
To enhance the compressive strength of an extruded flat pipe of aluminum pipe which is formed into a flat shape with a passage hole by extrusion and is fitted up with fins, header tubes and so on by brazing for composing a heat exchanger...
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JP3694202 |
To provide a manufacturing method of a tip supporting member of a treatment tool of an endoscope, which can manufacture the tip supporting member having a driving mechanism holding groove part and a sheath connection part at a low cost. ...
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JP3690900 |
To provide an extruding method for a clad by which a different kind of a material such as a brazer material including a flux consisting of a powder compacted material is precisely stably made to clad in an aimed part of a base metal such...
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JP2005163100 |
To provide a heat resistant/high toughness aluminum alloy in which strength and ductility are well-balanced in the range from room temperature to about 300°C, and which also has high fracture toughness, to provide its production method,...
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JP2005152962 |
To extrude a hollow shape having the strength characteristic to meet the request.A metal material 100 is pressed against an extrusion die 10 to manufacture a hollow shape 150. The material 100 consists of a material 110 of high strength ...
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JP2005153017 |
To provide a forging die which, even in the manufacture of a forged product having, at the forward front end site, a corner part having an acute angle in horizontally sectional form formed by forward extrusion, can manufacture the produc...
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JP2005144485 |
To provide a method for permanently restoring a bed frame of a hot extrusion pressing machine for a steel tube where a curable epoxy-based resin is injected into a corroded wall-thinned gap in a state where a wearing plate is fitted to t...
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JP2005131667 |
To prevent herringbone(rough surface), which is generated on an inner surface of a hot-extruded seamless steel tube when extruding the tube, and especially to prevent the generation of herringbone in hot-extruded seamless stainless steel...
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JP2005133936 |
To provide a composite material tube highly suitable for use in an ethylene thermal cracking furnace, and a process for manufacturing the composite material tube.The tube comprises an outer shell produced from a forged or cast Fe-Ni-Cr h...
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JP3678862 |
To manufacture a cylinder barrel without using a casting means. A plate-form material 1 having one surface form which a fin 5 is protruded is extrusion-molded in a direction A1. A hollow material 2 has a longitudinal hole 8, a recessed s...
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JP3678520 |
To efficiently remove an imitation part by stripping/removing an imitation part of a hollow material in a band state during extruding. A molten aluminum (alloy) is supplied to an extrusion machine 4, a hollow material 1B is extruded from...
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JP3678717 |
To strictly suppress the occurrence of rust on the support of handrail, increase the attaching strength of handrail support, and provide an excellent durability. A joint sleeve body 2 on which a hollow handrail support 7 is covered and a...
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JP2005125378 |
To provide a method and a device for highly efficiently manufacturing a tube of high dimensional accuracy in which a die and/or a plug can be efficiently exchanged in manufacturing the tube of high dimensional accuracy by extrusion.In th...
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JP2005126823 |
To provide an aluminum alloy material for a heat roller superior in high-temperature strength and workability.The aluminum alloy material comprises 0.5-2 mass% Mn, 0.05-0.3 mass% Zr, 0.05-0.5 mass% Cu, 0.05-0.6 mass% Si, 0.05-0.7 mass% F...
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JP3676994 |
To provide an aluminum extrusion material for a hydraulic bulge forming which is suitable for a stock material of an aluminum extrusion structural member for automobiles that are manufactured by the hydraulic bulge forming and to provide...
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JP2005121156 |
To provide a fluid pipe having a heat radiating/absorbing function for efficiently exchanging the heat between the fluid flowing inside of the fluid pipe and the fluid flowing outside of the fluid pipe, and further to inexpensively provi...
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JP3673350 |
To conduct expand material to be formed with a bend part as an expansible center without straightening the material before hand even when the outer face of a plate part is low in flatness or distored by adsorping/holding the outer face p...
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JP2005111562 |
To provide a method for manufacturing a molybdenum molding member without a crack nor a break by cold-deformation processing using backward extrusion.A molybdenum work piece is completely recrystallized at a temperature exceeding 1,400 d...
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JP2005103609 |
To provide a rotary wheel type continuous extrusion device capable of suppressing mixing of oxides in a product to be extruded by suppressing the flow of dead metal formed in an assembly chamber.The rotary wheel type continuous extrusion...
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JP3668063 |
To position and form the deposited portion of a deposited member composed of a difficult extrusion material at a corner part by less number of corrections of bearing portion. A deposited material consisting of an extruded material is div...
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JP2005097671 |
To provide a Ti-Al intermetallic compound which prevents its own surface from being oxidized, has a uniform composition as a whole, superior hot strength, and improves a room temperature brittleness that has been a defect of an intermeta...
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JP3662765 |
To provide a manufacturing method of a tube formed of an aluminum- based composite material easy in a reducing during the extraction. The manufacturing method comprises a process to manufacture an aluminum-based composite material billet...
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JP3661641 |
To provide a manufacturing method of a odd-shaped copper bar for a commutator piece capable of efficiently and inexpensively manufacturing a dissimilar copper bar for a commutator piece. A base material 11 is continuously extruded from a...
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JP2005076431 |
To solve the problem in the case of assembling a sash frame using metal extrusion materials in one of which a screw hole is previously formed throughout the length to put a screw therein through the other material for fixation, that the ...
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JP2005072180 |
To provide a heatsink of high precision whose heat dissipation efficiency is high at a low cost.This method for manufacturing an integral heatsink with copper is characterized by installing a process wherein cooper or copper alloy is mad...
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JP2005066605 |
To provide a glass pad for an extruded steel tube capable of prolonging the lifetime of a tool without degrading the quality of an extruded product.In the glass pad for an extruded steel tube, a glass pad for extrusion is used by laminat...
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JP2005068538 |
To provide a method for compacting a metal, which does not need preheating or sealing and inexpensively mass-produces a metal-compacted member with high strength, by directly charging a solid metal such as a metallic thin body or a metal...
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JP3654466 |
To produce an aluminum alloy material having a structure refined into the grain size of ≤1 micron and balanced in strength and toughness on an exceedingly high level and to provide an extruding method capable of producing the material ...
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JP2005059069 |
To prevent a lateral broken flaw developed on the outer surface of a billet when the billet for pipe-making is hot-pierced by a hot-extrusion.In a method for hot-piercing the billet for hot-extrusion pipe-making by charging the hollow bi...
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JP3649673 |
To provide an extrusion device which can manufacture an extruded section bar of composite material having an arbitrary cross-sectional shape without being limited by a cross-sectional shape, the approximate similarity of shape of a compo...
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JP2005046995 |
To provide a manufacturing method for a rotating tool for chip removal machining having at least one external chip groove extending in the longitudinal direction of the rotating tool.This manufacturing method for the rotating tool compri...
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JP2005046854 |
To provide an industrially stable hot-working method of a high Nb alloy by which a base stock is heated without adjusting the atmosphere and, next, formed by hot-working.(1) In the case the hot rolling or the hot extrusion of the high Nb...
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JP2005040842 |
To reduce the material cost by using a solid blank as a blank and to prevent the cracking in a stepped portion of large diameter when a portion of the blank is deformed by its radial expansion.The hollow stepped shaft is formed from the ...
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JP3646069 |
To enable high-speed running and further greatly shorten the high speed retreating motion and non-productive time for retreating motion by controlling a a die holding body and a running lateral material which is brought with the body and...
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JP3643262 |
To provide an extruding method to give a bend to an extruded stock formed of a resin, a metal, etc. In the extruding method using the die shift, two dies 5, 6 are arranged on an extrusion port 12 formed in a container in a parallel manne...
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JP2005029871 |
To obtain a magnesium alloy sheet material having adequate plastic workability from a magnesium alloy for casting, which is inexpensive and has adequate corrosion resistance.The magnesium alloy sheet material is a long thin-sheet made of...
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JP2005023388 |
To provide a method of producing dies for producing a liquid injection head by which the durability of the dies are uniformized per die, and the level in the durability is remarkably improved, and to provide a block stock therefor.The me...
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JP2005024235 |
To provide a high corrosion resistance tube for a heat exchanger and a heat exchanger having excellent corrosion resistance of the tube by enabling to reduce the corrosion depth, uninfluenced even by slight fluctuation of a brazing condi...
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JP2005013997 |
To easily and securely prevent the defective extrusion such as variations in shape and wall thickness, or the torsion in a longitudinal direction from being generated in an aluminum bar material at an initial stage of extrusion or a stag...
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JP2005007475 |
To make the diameter of a mounting flange large so as to obtain an enough margin for joining, also prevent the mounting flange from cracking and restrain the thickness of the mounting flange from thinning, in the case of forming the moun...
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JP2005007479 |
To materialize and establish a new extrusion technology using a hollow die such as a bridge die, which can always stably manufacture a hollow light metal member (product) having excellent mechanical properties and also can efficiently ma...
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JP2005009673 |
To provide a simple manufacturing method of a pressure vessel with a thick end plate.This is a manufacturing method of a pressure vessel 6 consisting of an end plate 6a and a body 6b using a metal material 1, and the metal material 1 is ...
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JP3633281 |
To obtain the manufacturing method for extruding the metal tube whose thickness deviation is small without incoincidence between the axial center of a mandrel and the center of a die. After attaching a nose 8 whose diameter is slightly s...
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JP2005000991 |
To provide a method for reducing over-filling flaw based on a working, in a twist-extruding method with which the internal structure in a material can be fined by applying very large working strain to the solid material and the powdery m...
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JP2005000992 |
To provide a method for eliminating low strain range in the axial part of a material, in a twist-extruding method with which the internal structure of a material can be fined by applying very large working strain to the solid material an...
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