Login| Sign Up| Help| Contact|

Patent Searching and Data


Matches 51 - 100 out of 707

Document Document Title
WO/2014/097924A1
Molten aluminum (M1) is poured into a metal mold (11) configured from: a piston-forming section (12) for forming a piston (1) except for the mouth (7) of the combustion chamber (5a); and a mouth-forming section (13), a portion or all of ...  
WO/2014/064876A1
The present invention addresses the problem of providing an aluminum alloy cast impeller for compressors which stably shows high-temperature strength when used at temperatures around 200ºC and which has excellent manufacturability. This...  
WO/2014/029920A1
Treatment method for a metal casting, such as for an iron casting, in which method a mold (1) is used for casting a casting (4) in the mold and in which the casting is cooled, at least while the casting is in the mold, by cooling the cas...  
WO/2013/186124A1
The present invention relates to a cooling device (1) for cooling a component produced in a lost foam casting method by means of an EPS model (4), the cooling device (1) having at least one cooling element (2, 3) which can be disposed fl...  
WO/2013/100216A1
The present invention relates to a method for manufacturing an engine piston combined with a composite sintered insert ring for use in a vehicle engine. The method for manufacturing an engine piston combined with a highly-functional comp...  
WO/2013/096161A2
A method for manufacturing a railcar coupler knuckle includes, before casting, positioning an external chill within a cope mold portion and a drag mold portion offset from and adjacent internal walls of a pulling face and a throat of the...  
WO/2013/063693A1
A chill mold is used to cool molten material to form a casting. A support holds the chill mold so that a bottom of the chill mold is elevated. A baffle is arranged to divert a generally horizontal flow of cooling air upwardly to impinge ...  
WO/2013/058416A1
The present invention relates to a casting apparatus for chilled cast iron which manufactures a large number of products using a shell mold block after a raw material is melted. Particularly, when molten metal is injected into the shell ...  
WO/2013/050355A1
The present application relates to a method for producing an engine component, more particularly a piston for an internal combustion engine, wherein an aluminium alloy is cast in the gravity die casting method. In this method, the alumin...  
WO/2013/050237A1
The invention relates to a method for controlling a casting system (4) comprising at least one ingot mould (10) for receiving a liquid substance(8), said liquid substance (8) hardening during a setting time in the ingot mould (10), at le...  
WO/2013/010798A1
The present invention relates to a casting core (1) of a casting mould for producing a cylinder of an internal combustion engine, in particular of a two-stroke engine. It is essential for the present invention that the casting core (1) h...  
WO/2012/142433A1
A one-piece piston (20) including a combustion bowl (26) which is cast to its final form and includes at least one irregularity spaced from a central axis (A). The piston (20) is initially fabricated of an upper crown member (22) and a l...  
WO/2012/126108A1
The invention provides a method of reducing butt curl during DC casting of a metal ingot. The ingot is cast in at least two stages, including an initial casting stage and then a steady-state casting stage carried out at higher casting sp...  
WO/2012/083452A1
An exemplary embodiment provides a method of fully or partially eliminating a shrinkage cavity in a metal ingot cast by direct chill casting. The method involves casting a metal ingot by introducing molten metal into a direct chill casti...  
WO/2012/084364A1
The invention relates to a casting device for a piston for an internal combustion engine, having at least one at least mostly linearly displaceable sleeve (10) for forming at least one piston pin bore and at least one slider (12) that ca...  
WO/2012/071599A1
Process and casting mould for producing a cast wheel (2'), wherein a core (3) which remains in the cast wheel (2') and has a circumferential rim (17) is inserted into a casting mould (1) having at least one lower mould part (5) and an up...  
WO/2011/161347A1
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...  
WO/2011/117342A1
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...  
WO/2011/117343A1
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...  
WO/2011/098213A2
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...  
WO/2011/097701A1
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 ...  
WO/2011/082348A1
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 ...  
WO/2011/065882A1
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...  
WO/2011/049698A2
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...  
WO/2010/124073A2
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...  
WO/2009/155242A1
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.  
WO/2009/140762A1
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...  
WO/2009/129078A1
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...  
WO/2009/042157A2
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...  
WO/2009/026671A1
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...  
WO/2008/131738A1
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, ...  
WO/2008/116327A1
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 ...  
WO/2008/116643A1
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...  
WO/2008/104052A1
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...  
WO/2008/055973A1
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...  
WO/2008/000347A2
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...  
WO/2007/116160A1
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...  
WO/2007/098583A1
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...  
WO/2007/090895A1
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), ...  
WO/2007/073719A1
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 ...  
WO/2007/067067A1
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...  
WO/2007/048250A1
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 ...  
WO/2007/039248A1
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.  
WO/2007/017349A1
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...  
WO/2006/010601A2
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...  
WO/2005/110645A1
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...  
WO/2005/107974A1
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 ...  
WO/2005/106292A1
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...  
WO/2005/085604A1
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...  
WO/2005/061153A1
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...  

Matches 51 - 100 out of 707