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WO/2004/007119 |
The invention relates to a method for producing die-cast parts, particularly from aluminum materials, which are pressed into the mold when in a semisolid state. The aluminum material is pressed inside the casting mold by a sieve (10). Th...
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WO/2004/000486 |
The invention concerns a method for casting a part made of metal alloy such as an aluminium alloy comprising the following steps: forming a core (N, PNC) having at least one shaft (FC) designed to form in the part a cylinder and at least...
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WO/2003/045609 |
The invention relates to a method for producing die-cast parts, in particular wheel rims or wheels for vehicles, in addition to a die casting device therefor. To produce high quality wheel rims or wheels, the starting materials are heate...
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WO/2003/039889 |
A mold (10) particularly for road vehicle wheels, of the type comprising a lower mold part (11), an upper mold part (13) and perimetric mold parts that form an impression (15) to be filled with molten material, and comprising a distribut...
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WO/2003/020459 |
A die (10) particularly for on/road vehicle wheels, of the type that comprises lower (11), upper (13) and lateral (14) die parts that form an impression to be filled with molten material, comprising at least two die filling points arrang...
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WO/2003/012157 |
The present invention is directed to a method of joining an amorphous material to a non-amorphous material including forming a cast mechanical joint between the bulk solidifying amorphous material and the non-amorphous material. The meth...
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WO/2002/081125 |
A plant and a process are disclosed for producing rims (1) made of an aluminium alloy for vehicles, through the steps of: providing thixotropic billets made of an aluminium alloy; obtaining crop ends of material by sizing the billets; he...
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WO/2002/078879 |
The invention relates to a mould divider for fitting into a conventional ingot mould (1) that comprises narrow-side sections that are configured to be adjusted laterally, for the purposes of selectively casting several strands with adjus...
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WO/2002/049783 |
The cooler system is intended for sand molds used to produce cast parts. The coolers are formed by several units or modules (5) that are somewhat loosely mounted on an support (4) and affixed thereto by a bar (7). A multiple cooler that ...
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WO/2002/022292 |
An apparatus for casting of metals comprising, a bottomless mould (2), a base component (3) for providing a mould bottom, and cooling means (4) for cooling the base component, wherein the base component is locatable in registry with the ...
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WO/2002/018072 |
An automatic continuous casting system for producing a cast body, comprising: a casting apparatus that makes use of unidirectional solidification of molten metal and includes a molten metal reservoir (4) and a mold (5), in which molten m...
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WO/2002/005986 |
Disclosed is both a process and apparatus for forming a molded article. The molded article is formed in a vertically potted flaskless mold. The flaskless mold is closed having an opening in the top portion that receives a chill for direc...
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WO/2002/005988 |
The invention relates to a centrifugal casting method, a centrifugal casting device, a hollow casting mold (13), a feed trough forming device which is suitable for producing hollow casting molds of this type and applications of these dev...
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WO/2001/094054 |
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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WO/2001/094053 |
A connecting rod (10) for an internal combustion engine has big and small ends (12, 14) defining bores, to the inner surface of one or both of which bearing material (18, 20) is applied by centrifugal casting or stirr friction welding.
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WO/2001/072452 |
The invention relates to a method for the uphill casting of cast pieces in sand dies with resinous, or, in particular, binder-containing cast cores and controlled solidification of metallic cast pieces, comprising at least one cavity. Sa...
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WO/2001/066283 |
The invention relates to a method and a casting mould for producing a cast wheel-rim (1) from a light alloy by a casting process in a casting mould (8). At least one pre-formed foamed metal core piece (2) is introduced into the mould (8)...
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WO/2001/063112 |
The invention relates to a method for production of a piston for a reciprocating internal combustion engine, in particular, for an Otto-cycle engine with direct injection in a motor vehicle, whereby each piston is produced in a casting p...
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WO/2001/045878 |
The present invention relates to casting and more particularly to an improved apparatus and method of aluminum casting. The casting system (10) includes a furnace (12), a pump (14) and a mold (16). A semi-permanent mold cope (30) is moun...
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WO/2001/014602 |
The present invention combines pre-wrought processes with conventional forging processes to produce orthopaedic components at reduced cost and lead-time, but comparable to conventional forging in ductility and strength. In this invention...
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WO/2001/002113 |
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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WO/2000/076696 |
The present invention relates to a method of casting articles having an axis of symmetry in parted sand mould parts (5) of a mould-string plant and to a mould string (12) of vertically parted sand mould parts (5) of a mould-string plant ...
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WO/2000/076786 |
The invention relates to a wheel for a motor vehicle which has hollow chambers in the rim spokes (1) or in annular spaces and in the hub area of the rim spokes. Said hollow chambers are provided with a sand core which can be removed or w...
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WO/2000/076785 |
A wheel (1) for a motor vehicle whereby the available hollow spaces are filled with permanent cores (6-9) whereby the latter are made of a metal foam or saucer-type bodies or saucer-type bodies made of metal foam. The cores are arranged ...
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WO/2000/072116 |
The invention relates to a casting method for producing a box piston (1) which comprises recesses (7) between the hub support and the ring band. The invention aims to further reduce the weight of the piston. The casting cores (6) which p...
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WO/2000/043153 |
This surface treating method comprises the steps of greatly reducing the resin thickness of a substrate when a light-metal casting, such as an aluminum wheel casting (26), is to be coated with a dry-plated layer, pressurizing molten meta...
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WO/2000/027567 |
A device for casting cast iron including a metal chill mould (100) having outer walls (206, 208, 210) and inner walls (212, 213, 220). The inner walls are in contact with a mould (300). The device further includes pressurising means (400...
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WO/2000/010752 |
Shapes cast from non-ferrous metals, such as the light metals aluminium or magnesium, can present paintability or weldability problems if the casting tools, e.g., the mould, consist of iron. According to the invention, the casting tools,...
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WO/2000/002686 |
A vehicle wheel mold (20) is vibrated during a casting process. The vibration reduces the solidification time needed to form a wheel casting while improving tensile strength of the wheel. A vibrator (21), operated by compressed air (23),...
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WO/1999/033674 |
A one piece commercial highway vehicle wheel (10) cast from a light weight metal in mold having a core insert which forms a circumferential lightener recess (38) in the outboard end of the wheel.
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WO/1999/027145 |
The invention concerns a method for producing a cast part in magnesium alloy, in particular a piston or a cylinder block for internal combustion engines, with carbon fibre reinforcement integrated during casting, So as to improve the bin...
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WO/1998/053937 |
The invention relates to a device and method for producing a one-piece vehicle wheel in which a substantially discoid, undercut-free blank is cast. Immediately after casting, the blank is transported to a pressure cylinder machine while ...
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WO/1998/047723 |
A process for casting or forging a wheel disc upon the end of a metal hoop. The metal hoop is then formed into a wheel rim. The rim and disc are machined to assure concentric tire bead seats.
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WO/1998/047648 |
Low-alloy cast iron tappet, apparatus, and process for it solve the problem of obtaining tappet face surface microstructure. The microstructure consists of fine complex carbide in the martensite form, which is highly resistant to wear, f...
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WO/1998/047721 |
A process for forming a wheel component which includes casting the component to a near net size (10). The casting (25) is subsequently forged (35) to a final shape with a single forging operation.
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WO/1997/022812 |
A process is disclosed for manufacturing a cast machine part with a multiple-part bearing assembly formed by fracture and provided for that purpose with diametrically opposed fracture notches or recesses (7) shaped in the bearing bore du...
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WO/1997/009140 |
A method of supplying a molten metal to a casting mold is improved so as to attain both the reduction of a cycle time and the improvement of the quality of a product. To meet the purposes, a molten metal is supplied from a circumferentia...
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WO/1997/009137 |
To fill a casting tool with a metal melt, said melt is taken to the mould cavity via an annular chamber opening in the outer region of the mould cavity over its entire periphery. The metal melt feed into the annular chamber is interrupte...
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WO/1996/027467 |
A casting device wherein a mold (30) is slidably disposed with the axis of a molten metal supply port (312) of the mold (30) being made vertical (10) to the sliding surface of the casting mold (30), the casting device being characterized...
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WO/1995/009710 |
A method and apparatus for casting a metal wheel (50) having a wheel disk formed across a wheel rim (51). Forced cooling is applied to a wheel casting mold (80). The forced cooling controls the cooling of the molten metal in the mold cav...
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WO/1995/009735 |
A light weight cast metal wheel having a disk-shaped wheel disk formed across an annular wheel rim and including a reinforcing layer of a metal matrix composite extending radially across the wheel disk. The reinforcing layer also can ext...
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WO/1993/017262 |
Cast iron gears, such as those used as cam gears on engines and as used for fuel injection gear pumps, which have a hub (2) and a rim (3) that are thick in comparison to the relatively thin web (5) used to interconnect the hub (2) with t...
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WO/1993/005908 |
A method of producing a chilled iron camshaft from a chromium containing cast iron is described. The cast iron material contains between 0.5 wt % to 1.2 wt % of chromium, the camshaft having a white iron structure adjacent chill inserts ...
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WO/1992/011104 |
A method and apparatus are described for the production of piston castings, and, in particular, a die construction and method of use thereof are described, the die having a crown forming part (18) separable from a skirt forming part (12)...
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WO/1992/007674 |
The invention disclosed is a mould assembly for casting metal objects. The mould assembly comprises mould segments of generally non-thermally conductive material which define a mould cavity for receiving liquid metal through at least one...
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WO/1991/012910 |
Continuous casting of discrete solid shapes (33) from a molten material (11) using modified continuous casting machines and processes are disclosed. In a conventional twin belt continuous caster, for example, forming means (27) such as d...
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WO/1991/001832 |
The invention relates to a low-pressure chill casting process for producing metal castings, e.g. cylinder heads or engine blocks of internal combustion engines or the like, the walls of which are much thinner in some areas than in others...
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WO/1990/006197 |
On a model (1) of a shaft, sealants (16) are arranged at the projecting parts (2, 3, 4) surrounded by a mould (8, 9, 10) in such a way that the gap (15) between them is completely protected against the ingress of sand grains. This result...
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WO/1989/004224 |
Method and apparatus for controlling radial solidification in cast turbine wheel or nozzle assembly so as to produce an equiaxed fine grain structure in a hub portion (24) and a directionally solidified grain structure in an integral bla...
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WO/1985/004605 |
A squeeze formed aluminium alloy article, such as a piston, is formed with a re-entrant cavity (14) with reinforced edges by locating an isostatically compacted salt core (10) and annular alumina-silicate fibre pad (11) in the mould cavi...
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