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JP2003214774 |
To securely fuse a plurality of metal blocks in a short time without consuming the wasted power independently of the metal block housing condition in a crucible.A plurality of metal blocks 46 are housed in the crucible 14 provided with a...
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JP2003211262 |
To provide a method for pressure-casting a preform by which float-up of the preform in pouring molten metal and crack of the preform caused by thermal-deformation can be restrained and to provide an apparatus for pressure- casting the pr...
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JP2003200250 |
To provide a method for producing an amorphous alloy molding by which the stable amorphous alloy can be obtained.A metallic mold 2 is used which contains: a lower mold 4 having a lower forming part 13; an upper mold 3 having an upper for...
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JP2003200251 |
To provide a low pressure casting method and a low pressure casting apparatus for obtaining a stable high quality cast product by improving running performance by preventing the lowering of molten metal temperature when the molten metal ...
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JP2003191066 |
To provide a composite material which is variation-free in the mechanical strength occurring in the dispersion state of an inorganic filler, and has the mechanical strength exceedingly higher than theretofore, and also to provide a metho...
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JP2003191051 |
To efficiently form a water jacket having simple and economical constitution without causing deforming to a cylinder block, at high precision.In a cavity 6 in a metallic mold 22, a supporting structure 20 for supporting a sand core 28 is...
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JP2003191050 |
To nicely cast a cylinder block having high precision by effectively preventing damage of a sand core at the casting time.A supporting structure 10 is provided with the first and the second supporting parts 26, 28. This first supporting ...
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JP2003191049 |
To nicely cast a cylinder block having high precision by effectively preventing damage of a sand core at the casting time.A supporting structure for supporting the sand core in a metallic mold is provided with a first supporting part 26....
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JP2003183792 |
To provide a thermoconductive substrate which consists of a carbon fiber material and a highly thermoconductive metallic material, has satisfactory adhesion between both the materials, and has superior mechanical and thermal characterist...
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JP2003181617 |
To manufacture a wheel of a vehicle with a large rim diameter and width by minimizing casting defects and making light in weight.Pure molten metal is filled up through a screen in a side gate while a flank mold is connected with an upper...
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JP2003181620 |
To provide an aluminum-based compound material and its manufacturing method capable of reducing manufacturing costs such as processing cost and equipment cost in a simple process and preventing generation of a blister, which necessitates...
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JP2003181618 |
To provide an upper mold operating method of mold casting by means of a horizontally split mold capable of easily conveying and adjusting in an assembly and making compact in size.In the upper mold operating method of mold casting manufa...
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JP3441043 |
To manufacture a bag-shaped hollow lost core by pressurizing the molten metal of low melting point in a holding furnace so as to be elevated in a nozzle, filling the molten metal in a cavity of a die arranged on an upper part of the nozz...
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JP2003170263 |
To provide a method for casting a vehicle wheel under a low pressure, by which a flawless casting can be performed and thereby, the vehicle wheel best suited for meeting high strength and high tenacity requirements can be cast under a lo...
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JP2003170264 |
To provide a coating device which requires no vacuum tank of a large capacity and consumes only a small quantity of inert gas and can be miniaturized as a whole.This casting device using a suction force is structured of a freely ascendin...
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JP2003164955 |
To provide a manufacturing method of component parts of an aluminum alloy wrought product meeting the requirements for a manufacturing method of a near net casting of the aluminum alloy wrought product suitable for use in applications on...
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JP3435900 |
PURPOSE: To provide a production method for a disk for a road wheel which can give a sufficient material flow even to a disk stock section where thickness change at forging is low and can have surface quality of smoothness and excellent ...
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JP2003147459 |
To solve such problems in the casting of a copper alloy containing high concentration of Sn to develop a casting crack because the fluidity of this molten metal is low and the γ-phase is precipitated at the cooling time if the alloy is ...
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JP3428899 |
To improve strength characteristics such as high strength and high touchiness by arranging a metallic glass face, which is formed by melting metallic material filled on a hearth, pressing it, deforming it into a desired shape by applying...
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JP2003136212 |
To provide a low speed and high pressure casting apparatus with which molten metal remained in a flowing-in hole for molten metal can smoothly be returned back to a molten metal supplying device side during pressurizing the molten metal ...
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JP2003136220 |
To provide a low pressure casting apparatus capable of surely cutting molten metal.A gateblock 12 which is disposed in the middle of a runner 11 and can enter the runner 11 by being pushed with a spring 14 to interrupt the runner 11, and...
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JP2003136210 |
To cast a sound casting by preventing airleakage.An annular sealing groove 16 is formed on mold mating surface 4a, 6a of a movable mold 4 and a movable holder 6 so as to surround a cavity 8. Molten metal is poured into the annular sealin...
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JP2003136223 |
To provide a method for press-molding semi-solidified metal, and to provide a metal mold.When the semi-solidified metal having 30-99.9% solid phase ratio by being held and cooled in a holding vessel is filled up into a space formed by a ...
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JP2003136216 |
To provide a low speed and high pressure casting apparatus by which the fixed quantity of molten metal can accurately be supplied into a cavity of a die for each casting without depending on fixed quantity supply performance with a molte...
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JP2003136221 |
To provide a wear resistant composite material which is improved in bending strength, impact value and electric conductivity and is suitable, e.g. for a sliding plate member for pantograph, as the wear resistant material using a carbonac...
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JP2003136198 |
To provide a method of manufacturing a half-melted molding billet of an aluminum alloy for transporting machines, in which the process is simple, the cost reduction is improved and obtained products are uniform in quality.The aluminum al...
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JP2003126955 |
To provide a method of molding semisolid metal by pressurization without taking complicated steps and provide a die used in the method.A die to be used is provided with a lower die having a concave part which is large enough to accommoda...
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JP2003117625 |
To provide a light alloy car wheel manufacturing method in which a light alloy car wheel of high strength which has not existed before is easily manufactured by using a predetermined means at a low cost, a sprue opened in a cavity of a r...
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JP2003112249 |
To prevent the generation of gas hole when the pressure is lowered and to improve the quality of a cast product in a method for casting an aluminum alloy dispersing ceramic particles under the low pressure.In the method for casting the p...
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JP3417988 |
PURPOSE: To obtain the casting not having dense cavity and having high mechanical strength by concentrating pressing force to the part needing strength through action of insert stem and exhausting the gas in the part needing strength whi...
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JP3418027 |
PURPOSE: To surely and easily obtain a good quality product by arranging a large scaled first hydraulic cylinder around a center pin and directly fitting an insert stem to the end surface of a piston thereof. CONSTITUTION: A fixed die 3 ...
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JP3414831 |
PURPOSE: To reduce the lowering of molten metal temp., to prevent the stickiness caused to solidification, to prevent the clogging of a guide tube and the short circuit of an electrode and to improve the casting work efficiency by embedd...
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JP2003088940 |
To efficiently obtain a cylinder head having a cam shaft journal hole with an apparatus of simple constitution at a low cost.An apparatus for casting the cylinder head is provided with first sliding molds 44a, 44b slidable in the arrow m...
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JP3410331 |
To steadily cast a lost-core shaped like a sack having an opening at only one end by installing inlets for gas on holes drilled from the top of a mold through a cavity of the mold, and inserting sharp-point loose pieces into the holes al...
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JP3411733 |
To lower the temp. at a high temp. part, to shorten solidifying time of molten metal, to reduce the difference between the temps. in an inner part and an outer part of a metallic mold and to prevent the development of surface crack cause...
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JP2003080359 |
To provide a metal forming apparatus with which a metal formed product excellent in strength can be produced at a low cost.An upper die 1 and a lower die 2 constituting a die space, a pressurizing mechanism for pressing molten metal 8 af...
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JP2003073731 |
To provide a weldable cast iron material, which has a high degree of freedom in a shape and a satisfactory castability, and does not generate inner voids even after heat treatment of which the time is shortened, and provide a manufacturi...
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JP2003073768 |
To provide an Fe-based alloy for thixocasting, which prolongs the life of dies, and prevents casting defects such as a dimensional change and cracking, by reducing a solidification shrinkage, and provide a casting method therefor.This ma...
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JP2003072302 |
To provide a wheel molding an unconventional shape using a specified means and having a sense of sharpness and to improve strength of a specified part.This light alloy wheel for a vehicle having a hub part, a disc part including a design...
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JP2003071554 |
To prevent occurrence of overloading or biting at the power transmitting path from a driving part to a gear mechanism by the pushing up force due to the expansion of a mold caused by heating at the time of casting, in a lifting mechanism...
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JP2003062651 |
To provide an equipment and a method for manufacturing a wheel product having compact structure and high strength.A raw solution (60) is supplied into a raw solution holding pipe (33) and a cavity (32) in order through a transport pipe (...
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JP3402648 |
PURPOSE: To produce the composite material without generating cracks by providing the surface part, facing a fiber orienting direction, of fiber molded articles for reinforcement with a molten metal infiltration suppressing layer and imp...
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JP2003049252 |
To provide a metal matrix composite having excellent properties required of a sliding material for brakes, particularly properties such as hardness, heat resistance, wear resistance, proper fraction coefficient and friction coefficient s...
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JP2003039150 |
To provide low pressure die-casting equipment and a method therefor capable of executing rapid transportation among working stations with a mechanically simple construction, and low in power consumption. The low pressure die-casting equi...
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JP2003027173 |
To provide a magnesium-alloy sheet having improved ductility and being more suitable for plastic working, and its manufacturing method.Such a magnesium-alloy sheet as has a highest proportion between the peak of the (111) face and its eq...
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JP2003025058 |
To improve adhesion between a member for cast-in and a casting member.The member for cast-in having an extruded member forming the extruded surface on the outer surface with the extruding work and a thermal-sprayed layer sticking metalli...
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JP2003025045 |
To provide a cooling device constituted so that only a core for combustion chamber can forcibly be cooled for the purpose of promotion of grain- oriented solidification in the combustion chamber without causing the temperature lowering o...
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JP3391595 |
PURPOSE: To obtain Al base composite excellent in ductility and fracture toughness by specifying a volume ratio of Al and TiO2 in the composite material of reformed body laminating aluminum foil stuck with TiO2 and Al alloy. CONSTITUTION...
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JP2003019550 |
To provide a low pressure casting method with which the low pressure casting of an aluminum or an aluminum alloy can be performed without generating a defect caused by hydrogen gas and wasting inert gas.While performing a degassing treat...
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JP2003010960 |
To store a required casting condition for a using mold in a control panel without manual inputting of a operator, and control the casting operation based on the casting condition without making the state, where a molten metal in a holdin...
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