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WO/2011/161347 |
The invention relates to a lost-wax moulding container. According to the invention, the container (10) comprises at least one cooler (13, 14) forming one wall of the container (10). An external surface (15) of the cooler (13, 14) include...
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WO/2011/117342 |
In a method for casting a piston for an internal combustion engine, after solidification of the surface layer in the region of the piston-pin bores (12), at least one mandrel provided there is withdrawn and the region of at least one pis...
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WO/2011/117343 |
In a process for casting a piston for an internal combustion engine, boundary layer solidification in the region of the gudgeon-pin bores (12) is followed by the withdrawal of at least one sleeve provided there and the cooling of the reg...
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WO/2011/098213 |
The invention relates to a method and device for producing motor vehicle chassis parts which can be subjected to tensile stress, compressive stress and torsion and the mechanical strength of which can be adjusted over the respective cros...
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WO/2011/097701 |
An exemplary embodiment of the invention provides a method of direct chill casting a composite metal ingot. The method involves sequentially casting two or more metal layers to form a composite ingot by supplying streams of molten metal ...
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WO/2011/098213 |
The invention relates to a method and device for producing motor vehicle chassis parts which can be subjected to tensile stress, compressive stress and torsion and the mechanical strength of which can be adjusted over the respective cros...
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WO/2011/082348 |
A method for manufacturing a railcar coupler knuckle, said method includes providing a cope mold portion and a drag mold portion. The cope and drag mold portions have internal walls that define at least in part perimeter boundaries of a ...
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WO/2011/065882 |
The invention refers to a bearing housing (1) for a rolling bearing provided with an internal passage (7) with an inlet opening (8) and an outlet opening (10) for a cooling medium, which bearing housing is a fully cast body with the cool...
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WO/2011/049698 |
A device to generate and direct electric heat 10 for use over risers, drains, pathways and pour cups during solidification in which less than 2% plasma is utilized, comprising an outer shell 20 having one open heat delivery end 25, at le...
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WO/2011/049698 |
A device to generate and direct electric heat 10 for use over risers, drains, pathways and pour cups during solidification in which less than 2% plasma is utilized, comprising an outer shell 20 having one open heat delivery end 25, at le...
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WO/2011/045327 |
The invention relates to a cover (10) made of cast iron, comprising at least one traffic surface (20, 16), wherein the traffic surface has a wearing surface (30) formed by means of chilling the cast iron into white iron at least in some ...
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WO/2010/124073 |
An improved apparatus for direct chill casting of metals includes a mold, a bottom block assembly and a coolant. The mold is configured to surround a molten metal with a mold wall and the mold wall has an outer surface and an inner surfa...
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WO/2010/124073 |
An improved apparatus for direct chill casting of metals includes a mold, a bottom block assembly and a coolant. The mold is configured to surround a molten metal with a mold wall and the mold wall has an outer surface and an inner surfa...
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WO/2009/155242 |
Additives to foundry sand cores are provided for reducing or eliminating surface defects in metal castings. The additives general comprise an iron oxide component and a glass component which is preferably free of lithium oxide.
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WO/2009/140762 |
A method and apparatus is disclosed for casting a composite ingot made of metals that are susceptible to surface oxide formation when molten. The method involves co-casting at least two metal layers from at least two molten metal pools f...
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WO/2009/129078 |
Some die cast aluminum alloy articles have internal cylindrical surfaces such as the round internal cylinder surfaces of a cylinder block for an internal combustion engine. During casting solidification molten aluminum alloys shrink agai...
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WO/2009/042157 |
A hybrid cast component (10) including both a columnar grained region (12) and a single crystal region (14) integrally formed and joined along a metallurgical boundary (32) in a single casting operation without the need for any weld or b...
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WO/2009/026671 |
A method and apparatus is disclosed for casting metals in a DC mold to form an ingot or product having at least two layers formed by sequential solidification. The apparatus has at least one cooled divider wall at the entry end portion o...
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WO/2008/131738 |
The present invention relates to a piston (10) for an internal combustion engine comprising at least one ring carrier (20, 120) cast into the piston head and a cooling channel (16) that is provided in the region of the ring carrier (20, ...
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WO/2008/116643 |
The invention relates, on the one hand, to a mold (4) for the production of a casting (1) by means of casting, wherein the mold (4) is made substantially of fired, ceramic material and has a hollow space with a hollow space contour, whic...
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WO/2008/116327 |
The invention relates to a core for die casting molds, in particular salt cores or sand cores, and the use thereof for die casting. The salt cores form a desired die mold or set of die molds in order to slow down the cooling of the cast ...
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WO/2008/104052 |
Apparatus and method of co-casting metal ingots in direct-chill casting apparatus. The apparatus and method employs at least one divider (divider member or divider wall) that separates a casting mold into two or more chambers for receivi...
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WO/2008/055973 |
The present invention relates to a casting mould for casting a cast part, in particular an engine block for an internal combustion engine, and the use of such a casting mould which is made up of mould parts 1, 2, 3, produced from mouldin...
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WO/2008/000347 |
The invention relates to a steel piston for internal combustion engines, comprising at least one piston upper part (12) provided with a combustion cavity (11) and an annular wall (5), and a piston lower part (13) provided with a connecti...
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WO/2008/000347 |
The invention relates to a steel piston for internal combustion engines, comprising at least one piston upper part (12) provided with a combustion cavity (11) and an annular wall (5), and a piston lower part (13) provided with a connecti...
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WO/2007/116160 |
The present invention relates to a cylinder head for an internal-combustion engine comprising a water core and method of producing such a cylinder head comprising the steps of making a mould pattern (7) to form a water core for the cylin...
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WO/2007/098583 |
A method and apparatus for casting metals in a DC mold to form an ingot having at least two layers formed by sequential solidification. The apparatus has at least one cooled divider wall at the entry end portion of the mold to divide the...
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WO/2007/090895 |
The invention relates to a method for assembling a mould that is composed of mould sections and is used to cast a cylinder block of an internal combustion engine from molten metal. According to said method, at least one chill (14 - 17), ...
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WO/2007/073719 |
A piston (1) for an internal combustion engine is proposed, comprising an annular cooling passage (9) arranged in the vicinity of the piston crown and radially on the outside, which, in those regions (71) of the pin bosses (7) which lie ...
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WO/2007/067067 |
The invention relates to a device (2) for the manufacturing of a castings (10), with a moulding box (4) filled with moulding sand (18), in which moulding sand (18) a cavity (20), fillable with metal, is formed for the manufacturing of th...
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WO/2007/048250 |
A method of casting a metal ingot with a microstructure that facilitates further working, such as hot and cold rolling. The metal is cast in a direct chill casting mold, or the equivalent, that directs a spray of coolant liquid onto the ...
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WO/2007/039248 |
Disclosed is a method for producing a cylinder crankcase, in which a hypereutectic aluminum-silicon alloy is cast in a rheocasting or thixocasting process and is cast at a temperature ranging from 520 °C to 580 °C.
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WO/2007/017349 |
An unmachined cylinder head casting for producing a cylinder head for internal combustion engines powered with Diesel fuel has a sealing surface (2) intended for mounting in the finished state on a corresponding sealing surface of an eng...
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WO/2006/137505 |
An air-cooled engine (10) is cooled by cooling air (Wi). The air-cooled engine (10) includes a cylinder block (33) and a cylinder head (28). The cylinder block (33) has cylinder cooling through-ducts (101, 102) capable of transmitting co...
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WO/2006/010601 |
The present invention provides a method for producing a functionally gradient component, such a component having an outer layer of a first material, and an inner core of a second material, there being a gradual change in microstructure a...
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WO/2005/110645 |
A vertical casting apparatus capable of easily manufacturing castings without causing shrinkage cavities and entrainment of gas by filling a molten metal in a mold cavity at a high speed and effectively pressurizing the molten metal in t...
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WO/2005/107974 |
A casting and forging process of aluminum wheel which include spokes comprise: producing a wheel spoke member by low pressure cast, heating the member to the temperature of plastic deformation, then putting the member into a forging die ...
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WO/2005/106292 |
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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WO/2005/085604 |
A method of manufacturing an exterior part for an assembly type camshaft, wherein heat is rapidly removed from a cam piece constitution body (6) by a chiller (4) immediately after a molten metal is filled, and the constitution body is ch...
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WO/2005/061153 |
A casting apparatus (1) for the casting of metal articles, comprises an impermeable disposable gypsum mould (8) having a mould cavity, a chill plate (9) having a surface abutting a surface of the mould and defining a wall of the mould ca...
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WO/2005/011896 |
A chill block made from copper bonded to tool steel is disclosed. A tool steel layer of the chill block of less than about 0.5 inches thick is present on the parting surface of the chill block or chill block face. A tool steel layer may ...
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WO/2004/110672 |
The present invention relates to a thin-metal mold and a method for casting using the same. The mold mainly includes a number of limiting-boards (16) within the mould base (6,7). The internal side of limiting-boards (16) is in correspond...
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WO/2004/111419 |
The invention relates to a piston (1), which is comprised of an approximately circular cylindrical upper area (5) and of a lower area (6) having two hubs (7), which are set back toward the piston central axis (8) so that, in the upper ar...
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WO/2004/092598 |
A method of manufacturing a spherical bearing having an inside member with a metal ball part and an outside member having a ball support part supporting the ball part of the inside member and connected to the inside member swingably or r...
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WO/2004/078382 |
A segmented die assembly for the casting of a metal object, the die assembly incorporating chill segments that are cooled using oil and/or water and/or air, the segments being interconnected and moved by actuators under the control of a ...
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WO/2004/067295 |
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) which respec...
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WO/2004/058430 |
The invention relates to a method for producing half tubes (24, 26) or complete tubes and of a recuperative exhaust gas heat exchanger (10) involving the use of an investment casting process. The half tubes (24, 26)/complete tubes, which...
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WO/2004/018173 |
A mold (30) and a method of casting a part wherein the casting surface (32) of the mold (30) including the nooks and crannies (33, 34, 35, 36) of the mold (30) are bounded by pitted mold surfaces(32) with the pitted mold surfaces (32) ha...
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WO/2004/012883 |
The invention relates to a low pressure casting die for producing round cast parts comprising lateral undercuts. Said casting die consists of a base plate (1) having an axial casting nozzle (2), a vertically displaceable core (3), and se...
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WO/2004/011174 |
A casting metal mold (1), comprising a drag (6) having four (at least one) gates (5), a cope (7) matched with the drag (6) to form a cavity, and side molds (2a) and (2b) matched with the drag (6) and the cope (7) to form the cavity and d...
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