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JP2007534907A |
For the production of piston pins having a hard peripheral area, a relatively inexpensive chill casting method is used. A chill form having a mold cavity for a piston pin is embedded in a casting mold, cast iron is poured into the mold c...
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JP3870698B2 |
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JP3866528B2 |
To provide a die capable of obtaining a sound fiber reinforced composite body by adaptation of the diecasting process. The cavity 22 of a die 9 has a composite body forming zone A in which a fiber forming body 21 exists, a molten metal p...
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JP3862669B2 |
To provide a manufacturing method for a spherical bearing capable of smooth rotation of a ball portion to an outside member after molding in a simple method, completely eliminating a gap between the ball portion and a resin liner, and ma...
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JP3842694B2 |
To provide a compound apparatus with injection molding and cutting capable of manufacturing a product without using an intricate and precise mold in a short time. The compound apparatus is characterized by comprising that a cutting tool ...
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JP2006212654A |
To provide a method for casting a chilled cast iron-made cam shaft with which a casting process can be simplified and the shape of a chiller metal is freely selected and heat resistance on a mold surface can be improved without damaging ...
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JP3808258B2 |
To provide a method and an apparatus for manufacturing a casting product having a small hole at a low cost, with a high productivity and in a short time by reducing troubles that may be caused in the difficulty of a draw of a linear core...
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JP3803808B2 |
To reduce the embedded number of chill plates to half and the total height and width of a mold by making a constitution having substantially the same height as the mold height and half slitting type cavity of each member to be chill-trea...
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JP2006513091A |
Disclosed is a wheel, especially a light metal wheel for motor vehicles, essentially comprising a wheel spider ( 20 ) and a wheel rim ( 10 ). Said wheel rim ( 10 ) is provided with an inner rim base ( 16 ) and an outer rim base ( 14 ) wh...
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JP3746415B2 |
To provide a producing method of a cylinder block with which the better melt-stickiness between a cylinder liner and the cylinder block is obtained. In the producing method of the cylinder block, an inner peripheral surface roughening pr...
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JP2005248793A |
To provide a method for manufacturing exterior parts for a built-up camshaft which improves productivity and hardness of cam lobes.A cam-piece continuous body 6 is chilled (transformed to white iron) by undergoing rapid cooling by a chil...
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JP3614954B2 |
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JP2005501721A |
A die particularly for on-road vehicle wheels, of the type that comprises lower, upper and lateral die parts that form an impression to be filled with molten material, comprising at least two die filling points arranged at two openings o...
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JP3606848B2 |
A reduction casting method includes the steps of: pouring a molten metal into a cavity of a molding die; and performing casting while reducing an oxide film formed on a surface of the molten metal by allowing the molten metal and a reduc...
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JP2004255430A |
To provide a method and an apparatus for casting a piston for internal combustion engine with which a sound internal quality is obtained by restraining the development of shrinkage hole at the thick part of a product, and since a close s...
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JP3548369B2 |
To obtain a piston for internal combustion engine having stable strength without thinning the thickness of the piston near a supporting body by inclining the center line of the supporting body to the outer peripheral side of the piston a...
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JP2004204762A |
To provide a sliding part capable of obtaining high wear resistance equivalent to a case of adopting high speed tool steel or alloy tool steel to the sliding part provided with a sliding surface contacting to a counterpart and sliding an...
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JP2004162179A |
To provide a sputter target having no disadvantages of a known sputter target which is manufactured at the cost as low as possible.In a sputter target manufacturing method, a target material is manufactured in a casting technology by mel...
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JP2004516141A |
The system of coolers is foreseen for its use in sand moulds in which cast pieces are obtained. The coolers are constituted by several units or modules (5) which are mounted in a support (4), with certain play and are fastened to this by...
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JP2004148405A |
To provide a method of manufacturing a freeze-cast substrate which minimizes a distorted volume of the substrate.One of methods of manufacturing the freeze-cast substrate 34 includes a process in which slurry 30 is put into a forming uni...
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JP2004510581A |
A centrifugal casting method is provided for the manufacture of hollow molds and applications of this apparatus and method are provided. A centrifugal casting apparatus has a hollow mold ( 13 ) suitable for the centrifugal casting. For t...
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JP2004098067A |
To provide a producing method using an insert core by which a scavenging port to be an undercut part can be formed in a metallic mold casting method of a cylinder for internal combustion engine.The cylinder for internal combustion engine...
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JP2004025261A |
To provide a metallic mold for casting with which the local part of the metallic mold can efficiently be cooled and the cost can be suppressed.The metallic mold 10 for casting, is constituted by providing a cooling jacket 51 which can pa...
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JP3486122B2 |
To automatically fit a sleeve corresponding to a V-type engine and a series engine with a single device by arranging a third insert unit integrally advanced/retreated with a second insert unit and also, advancing a sleeve from the second...
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JP2003534925A |
A manufacturing process for casting amorphous metallic parts separates the filling and quenching steps of the casting process in time. The mold is heated to an elevated casting temperature at which the metallic alloy has high fluidity. T...
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JP2003528731A |
A method is described for uphill casting in sand molds with high-resin casting cores or especially casting cores containing binders, and with directed solidification of metallic castings that have at least one cavity. In particular, thes...
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JP3443763B2 |
To use as a cylinder of a rotary compressor a cast iron which is excellent in wear resistance and workability and made by using a sand mold together with a chiller. In a compressor using as a cylinder a cast iron made by machining using ...
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JP2003226907A |
To provide a method of producing spheroidal graphite cast iron which contains fine spheroidal graphite, and has less micro-shrinkage cavities, and to provide cast iron which has high strength and satisfactory facial roughness.In the sphe...
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JP2003524111A |
A process for producing pistons for a reciprocating internal combustion engine by casting, the process including the steps of determining for at least a first piston of a casting process batch, a volume Vactual formed by a surface of the...
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JP3414724B2 |
To provide a rotational casting method and a rotational casting apparatus capable of improving the productivity when used in the mass production. In the rotational casting method in which a mold (23) is assembled on a substrate (22), the...
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JP2003080346A |
To provide a sand mold for improving the machining precision of a cast V block.An engine block mold package is assembled from a resin-bonded sand mold cores in a manner which reduces parting line on the exterior surfaces of the mold pack...
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JP2003053516A |
To provide a method for controlling structure in a spheroidal graphite cast iron with which the structure having a large number of graphite grains and large ferrite ratio on the surface layer part and a comparatively small number of the ...
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JP3378389B2 |
PURPOSE: To obtain a cost effective casting roll which allows the easy exchange of easily wearable parts and is cost effective by providing the roll with a core and sleeve which are arranged coaxially with each other and axial connecting...
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JP2003039136A |
To surely enable discharge of gas from a cavity for a nose portion of a high speed cam and cast a groove for a gap portion between the nose portion of the high speed cam and a nose portion of a low speed cam in a precise shape. A chill b...
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JP2003503211A |
The use of green sand is eliminated by replacing green sand molds with all core sand assemblies that provide, during casting, both the internal and external surfaces of a casting, such as a cylinder head or engine block. In the process, ...
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JP2003502198A |
In a wheel for a motor vehicle, the existing hollow spaces are filled with residual cores. These cores are made of a metallic foam or are of shell-shaped bodies or shell-shaped bodies filled with metallic foam. The cores are arranged in ...
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JP2003502199A |
A wheel for a motor vehicle includes cavities in a spoked rim structure. These cavities are provided with a removable sand core or with a remaining core, for example, made of metal foam. A rim, or a rim and a rim flange, may be connected...
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JP3333705B2 |
To provide a method of manufacturing a cylinder for a two-cycle engine high efficiently at a low cost. In a manufacturing method of a cylinder 1 for a two-cycle engine provided with a pair of hollow scavenge passages 7, 7, a cylinder mat...
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JP2002292453A |
To provide a manufacturing method for high strength and spherical graphite cast iron for securing stably the strength/ elongation of a substance, not causing deterioration in strength and elongation even if the thickness is increased.In ...
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JP2002205501A |
To inexpensively provide a wheel having a sharp feeling by molding the wheel into a unique shape using a predetermined means, and improve strength in a predetermined part.This light alloy wheel for a vehicle has a disk part including a h...
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JP3281004B2 |
PURPOSE: To provide a method for obtaining the good formability, restraining heating temp, in forging as lower as possible while avoiding lowering of the strength caused by thermal effect in the case of manufacturing a member of a wheel,...
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JP2002096148A |
To provide a cast part of gray cast iron at a low cost, whose desired surface portion is hardened in as-cast state through a lost pattern casting, and its lost pattern casting method.Chilling material is coated on a surface portion of a ...
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JP3252632B2 |
PURPOSE: To freely set a cooling part, to prevent the generation of the defect and flash due to the mold drop, and to automate the molding by covering the endothermic body consisting of the granular magnetic metal over the prescribed par...
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JP2002001510A |
To realize simplified operation and to install a cold metal mold precisely at a predetermined position for a cast product by eliminating various difficulties involved in the cold metal model.A cold metal mold retaining part 10 made of pe...
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JP2002001485A |
To provide a mold device of a cover body for an underground structure in which cooling of the corner sections in the cover body is accelerated because a burr functioning as a cooling fin is projected at the corner of the upper face of th...
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JP2001355509A |
To provide a cylinder linear provided with the excellent tribology characteristic for light metals engine, and to provide a method of easily manufacturing the cylinder linear at a low cost.An abrasion resistant layer 3 is sprayed onto a ...
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JP3242889B2 |
To obtain a hollow wheel spoke which can easily be manufactured and secured in its form stability by arranging a residual core in a hollow chamber of the wheel spoke, and forming the closed hollow chamber in the wheel spoke due to the re...
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JP3209099B2 |
To provide a casting device which can improve the casting speed and obtain a large-sized casting alloy at the time of casting the alloy having single crystal structure and columnar crystal structure, a casting method and a turbine blade ...
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JP2001232444A |
To improve the heat transfer characteristics of various surfaces of components requiring the surface roughness equivalent to that of a metal component used in a turbine engine.A casting includes a heat transfer surface having a large num...
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JP3189684B2 |
To prevent some casting burrs from being generated at a location ion a piston where a concentration of stress may easily be produced. Each of dies 42, 44 and dies 48, 50 forming connector members 20, 21 is aligned to each other in such a...
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