Abstract: A rheo-casting container for containing a charge of semi-solid metal alloy includes an elongate body defining a side wall of the container, a mouth at a first end of the body, an opening at a second end of the body, and a closure member to close the opening. The closure member is configured to be displaceable along an interior volume of the body from the second end towards the first end to display a charge of semi-solid metal alloy contained in the container. The closure member is of a metal alloy the same as or similar to the semi-solid metal alloy for which the container is to be used and has a melting point which is not less than the temperature at which the metal alloy is to be introduced into the container.

Abstract: Decorative shape cast products and methods, systems, compositions and apparatus for producing the same are described. In one embodiment, the decorative shape cast products are produced from an Al—Ni or Al—Ni—Mn alloy, with a tailored microstructure to facilitate production of anodized decorative shape cast product having the appropriate finish and mechanical properties.

Abstract: Disclosed, according to an aspect of the present invention, is a molding system that includes a mechanical fuse assembly configured to (i) abut a conduit connection, and (ii) permit movement of a conduit connection.

Abstract: The present invention provides a lead-free free-cutting aluminum brass alloy and its manufacturing method. The alloy comprises: 57.0˜63.0 wt % Cu, 0.3˜0.7 wt % Al, 0.1˜0.5 wt % Bi, 0.2˜0.4 wt % Sn, 0.1˜0.5 wt % Si, 0.01˜0.15 wt % P, at least two elements selected from the group of 0.01-0.15 wt % Mg, 0.0016-0.0020 wt % B, and 0.001-0.05 wt % rare earth elements and the balance being Zn and unavoidable impurities. The inventive alloy has excellent castability, weldability, cuttability and corrosion resistance. It is suitable for low pressure die casting, gravity casting, horizontal continuous casting, forging and extrusion. Its metal material cost is lower than bismuth brass. It is particularly applicable for components used in drinking water supply systems and other structural components. It is a new environmentally-friendly free-cutting aluminum brass alloy.

Abstract: The present invention provides a lead-free free-cutting aluminum brass alloy and its manufacturing method. The alloy comprises: 57.0˜63.0 wt % Cu, 0.3˜0.7 wt % Al, 0.1˜0.5 wt % Bi, 0.2˜0.4 wt % Sn, 0.1˜0.5 wt % Si, 0.01˜0.15 wt % P, at least two elements selected from the group of 0.01-0.15 wt % Mg, 0.0016-0.0020 wt % B, and 0.001-0.05 wt % rare earth elements and the balance being Zn and unavoidable impurities. The inventive alloy has excellent castability, weldability, cuttability and corrosion resistance. It is suitable for low pressure die casting, gravity casting, horizontal continuous casting, forging and extrusion. Its metal material cost is lower than bismuth brass. It is particularly applicable for components used in drinking water supply systems and other structural components. It is a new environmentally-friendly free-cutting aluminum brass alloy.

Abstract: Disclosed is a metal molding process, including passing, through a conduit passageway, a volume of molten metal located downstream of a passageway blockage formable in the conduit passageway. Also disclosed is a molded article having a body made by a metal molding process, including passing, through a conduit passageway, a volume of molten metal located downstream of a passageway blockage formable in the conduit passageway.

Abstract: The present invention relates to a zinc die-cast housing (10) for a plug connector for establishing an electrical connection between the plug connector and a socket accommodating same, wherein the housing (10) comprises at least a first and a second housing part (12, 14) which are to be joined via a locking device (16) and rigid fastening elements (18), and of which at least one housing part (12, 14) comprises a receptacle device (24) for accommodating and applying electrical contact to a cable, and wherein the rigid fastening elements (18) and the at least one receptacle device (24) each are integrally formed with the housing (10).

Abstract: A die-casting machine using an electric servo motor as a driving source for injecting/filling molten metal into a cavity of a mold through an injection sleeve. The molten metal in the injection sleeve is injected/filled into the cavity by an injection member. During the course between the stage when the molten metal has not reached a gate of the mold yet and the stage when the molten metal begins to pass the gate of the mold, the speed of the injection member is controlled to be accelerated in a smooth speed characteristic curve which does not have a broken-line characteristic. Thus, rising to a high injection speed can be attained rapidly and smoothly.

Abstract: Microneedle arrays and drug delivery devices are provided for transdermally delivering a drug formulation to a patient. The microneedle array device includes a substantially planar substrate having an array of apertures; and a plurality of microneedles projecting at angle from the planar substrate, the microneedles having a base portion integrally connected to the substrate, a tip end portion distal to the base portion, and body portion therebetween, wherein each microneedle has at least one channel extending substantially from the base portion through at least a part of the body portion, the channel being open along at least part of the body portion and in fluid communication with at least one of the apertures in the substrate. In a preferred embodiment, each microneedle has a substantially rectangular cross-sectional shape and the channel is open to two opposing surfaces of the microneedle.

Abstract: Apparatus and method for inductive heating of a material located in a channel, to modify the state of the material between flowable and nonflowable states. An internal inductive heating assembly is disposed in the material in the channel, and a signal is supplied to the assembly to generate a magnetic flux in at least one of the assembly and the material, the magnetic flux generating inductive heating of the assembly and/or the material. The signal is adjusted to produce a desired rate of temperature cycling of the material in the channel which includes modifying the state of the material between flowable and nonflowable states. In one embodiment, the heating assembly includes an interior coil, an exterior sheath inductively coupled to the coil, a dielectric material disposed between the coil and sheath, a flux concentrator, and a conductor for supplying a signal to the coil to generate the magnetic flux.

Abstract: Diecasting tool for the production of a cylinder crankcase (2), comprising a salt core (4) and at least one cylinder sleeve (6), wherein the cylinder sleeve (6) comprises an upper end (8) on the cylinder head side, and a lower end (10) on the crankshaft side, and the cylinder sleeve (6) is supported on at least one center sleeve that is disposed on the diecasting tool, and the salt core (4) at least partially surrounds the cylinder sleeve (6) in the manner of a cladding, wherein the salt core (4) comprises a crown (12) that at least partially bears on one of the ends (8, 10) of the cylinder sleeve (6), and the core (4) comprising openings (14) that extend vertically beneath the end (8) of the cylinder sleeve (6) on the cylinder head side.

Abstract: A method for manufacturing a composite metal material combined with a nanocarbon material comprises heating a metal alloy to a half-melted state in which both liquid and solid phases are present. Next, a nongraphitized nanocarbon material is added to the half-melted metal alloy and stirred to form a composite metal material combined with a nanocarbon.

Abstract: A physical quantity detector, such as a pressure sensor and a load sensor, includes a cylindrical part of which one end is closed with a strain generating part and a sensor part formed on the strain generating part. The cylindrical part is produced by melting an alloying material having a composition capable of yielding an amorphous alloy, injecting the resultant molten alloy into a metal mold, and cooling the molten alloy in the metal mold to confer amorphousness on the alloy. The metal mold includes a split mold having at least two split parts for forming a cavity and an insert pin to be inserted into the cavity so as to define the inner configuration of the cylindrical part, or further an insert core to be inserted into the mold so as to form the surface of the cavity corresponding to the surface of the strain generating part.

Abstract: An assembly is provided for forming a trench of a predetermined shape. The trench-forming assembly includes a removable longitudinal form body, a pair of frame members and at least one mounting bracket assembly. The form body is capable of shaping a moldable trench forming composition poured around the form. Each frame member includes a support surface, and is in engagement with a respective side surface of the form body. The mounting bracket assemblies, each of which can include a mounting bracket and a pair of hook members, extend laterally across the top surface of the form body. In this regard, each mounting bracket assembly removably engages a downwardly facing side of the support surface of the frame members.

Abstract: Disclosed is: (i) a metal injection-molding system, (ii) a metal injection-molding system including a combining chamber, (iii) a metal injection-molding system including a first injection mechanism and a second injection mechanism, (iv) a metal injection-molding system including a first injection mechanism being co-operable with a second injection mechanism, (v) a mold of a metal injection-molding system, and (vi) a method of a metal injection-molding system.

Abstract: Method of operating metal molding system configured to handle mold, system including injection unit having: output port; and machine nozzle defining conduit passageway, nozzle including: egress end, ingress end, conduit passageway for receiving molten metal; and mechanical valve received in passageway, valve positioned between egress end and ingress end, and valve operable in opened and closed positions. Method includes: processing volume of molten metal; placing valve in closed position, so that prior to application of injection pressure by unit, volume of molten metal is located; (i) downstream of valve, and (ii) between egress end and valve; and placing valve in opened position, so that volume of molten metal is injected, in response to application of injection pressure into, at least in part, mold cavity; and actuating valve to closed position, so that another volume of molten metal is located: (i) downstream of valve, and (ii) between egress end and valve.

Abstract: Disclosed is: (i) a metal molding system, (ii) a metal molding system including a combining chamber, (iii) a metal molding system including a first injection-type extruder and a second injection-type extruder, (iv) a metal molding system including a first injection-type extruder being co-operable with a second injection-type extruder, (v) a mold of a metal molding system, and (vi) a method of a metal molding system.

Abstract: According to one embodiment, a die is provided with a stationary die and a movable die. When the movable die is combined with the stationary die, a biscuit section, a product section in which a product is to be cast, a main runner configured to guide a molten metal from the biscuit section toward the product section, a main gate provided between the main runner and the product section, a sub-runner diverging from the main runner and extending along a side edge part of the product section, and a sub-gate provided between the sub-runner and the product section are formed between the stationary die and the movable die. The sub-gate is connected to the side edge part in an end portion of the product section. The sub-runner extends beyond the product section in a direction in which the side edge part extends.

Abstract: A metal alloy feedstock and method for metal injection molding is disclosed. The alloy includes at least two components, such as a first component and a second component. The first component has a first melting point and the second component has a second melting point higher than the first melting point. The first melting point and the second melting point match to the temperature gradient of the heated barrel of an injection molding machine whereby when fed into the injection molding machine the first component melts prior to the second component melts and enables the second component to solute into the first component. Additional components may also be used.

Abstract: Apparatus useful for making pastry shells includes an annular baking ring having one or more vertical side walls and substantially planar opposite upper and lower ends that are open and disposed substantially perpendicular to the side walls and parallel to each other. The baking ring can comprise an extrusion of, e.g., aluminum, that is ground to the desired length between the parallel plates of a centerless grinder, and can incorporate a wide variety of plan-form shapes adapted to produce pastry shells having walls with corresponding plan-form shapes.

Abstract: A system and method of preventing surface imperfections of die-cast products with the method comprising the steps of loading a volume of molten zinc from a source of molten zinc into a chamber of a dispenser station, dispensing the molten zinc from the dispenser station through a hot runner and into a mold cavity, continually maintaining the molten zinc in a molten state from the source of molten zinc to the mold cavity, interrupting the flow of the molten zinc to the mold cavity, following the contraction of the molten zinc in the mold cavity as the molten zinc solidifies therein; and removing the solidified die-cast zinc product from the mold cavity.

Abstract: According to one embodiment, a die includes a stationary die, and a movable die. A fin section provided between a runner section and a product section is extended from one end part to the other end part of the product section in a direction intersecting a stream direction of molten metal, and includes a fin central section opposed to a biscuit section in the stream direction of the molten metal, and a fin side section on a side of the fin central section. The fin side section includes a fin thick part formed thicker than a thickness of the fin central section. The fin thick part is extended to a boundary between the fin section and the product section. The product section includes a product thick part connected to the fin thick part in a region opposed to the fin thick part.

Abstract: A process for producing a strip-cast, low-carbon, partly Mn/Si killed steel strip which is largely free of cracks and surface defects from a steel melt having a sulfur content of between 20 and 300 ppm and an Mn/Si ratio ?3.5, using a roll separating force of between 2 and 50 kN/m.

Abstract: The present invention discloses a low-density high-toughness alloy and the fabrication method thereof. The alloy of the present invention consists essentially of: by weight percent, equal to or greater than 23% but lower than or equal to 33% manganese, equal to or greater than 8.1% but lower than or equal to 9.8% aluminum, equal to or greater than 3% but lower than or equal to 5.0% chromium, equal to or greater than 0.6% but lower than or equal to 1.2% carbon, equal to or greater than 0.1% but lower than or equal to 0.24% silicon and the balance of iron. The golf-club head made from the abovementioned alloy can obtain superior elongation, strength, damping capacity, and corrosion resistance even without any heat treatment, or any hot/cold working, such as forging and rolling; therefore, the fabrication cost thereof can be obviously reduced.

Abstract: A die casting machine that suppresses the occurrence of surge pressure, prevents the occurrence of burrs and spouting of molten metal, and further minimizes variations in the quality of a molded product on site. The die casting machine comprises a mold (101) that cast-molds a product, an injection cylinder (102) for injecting molten metal (15) to the mold, and a hydraulic device (103) for pressing under high pressure the injection cylinder. The hydraulic device comprises a piston ACC (20) that supplies hydraulic oil to press under pressure a piston (13) of the injection cylinder (102) and an injection cylinder inlet valve (31). The piston ACC comprises a high pressure fast pressure-raising piston accumulator (22, 322) and a low-pressure injection piston accumulator (21, 321).

Abstract: According to one embodiment, a biscuit section, a product section in which a cast product is to be cast, and an overflow section which is provided on the opposite side of the biscuit section with respect to the product section are provided between a stationary die and a movable die of a die. The die includes a die surface provided with a concave section in which a rib of the cast product is to be cast. The concave section includes an inner peripheral surface of the concave section which includes a first surface spreading perpendicularly to a direction from the biscuit section toward the overflow section, and positioned on the overflow section side of the inner peripheral surface, and a second surface spreading in the direction from the biscuit section toward the overflow section. Surface roughness of the first surface is finer than surface roughness of the second surface.

Abstract: A method for manufacturing hose couplings is composed of three steps as follows. The first step involves jointing and fixing a top casting-cavity insert and a bottom casting-cavity insert within a mold base of a casting machine. The second step is injecting a high-temperature molten metal into both the casting-cavity inserts, so that the molten metal can fill up the casting-cavity inserts. The third step is cooling the casting-cavity inserts by using a cooling liquid, so that the cooled and solidified metal can be released from the casting-cavity inserts to form a hose coupling. By using the method, various types of top casting-cavity inserts and bottom casting-cavity inserts may be adapted as desired and, therefore, various types of hose couplings may be manufactured as desired.

Abstract: A method of forming a material includes the steps of: vibrating a molten material at an ultrasonic frequency while cooling the material to a semi-solid state to form non-dendritic grains therein; forming the semi-solid material into a desired shape; and cooling the material to a solid state. The method makes semi-solid castings directly from molten materials (usually a metal), produces grain size usually in the range of smaller than 50 ?m, and can be easily retrofitted into existing conventional forming machine.

Abstract: A diecast machine comprises: a sleeve extending in a vertical direction; a plunger moving upward in the vertical direction inside the sleeve; a mold disposed above an upper side of the sleeve; and a metal material heater configured to heat a metal material disposed on the plunger and melting the metal material.

Abstract: In a die-casting mold used in a casting method, a fixed insert includes a recessed cavity portion, and a fixed mold body is arranged to hold the fixed insert. The fixed insert includes a first insert and a second insert. The first insert is held with the fixed mold body. The second insert is fitted and held within a recess formed on the first insert. The size of the second insert is minimized so as to just surround the recessed cavity portion.

Abstract: In one embodiment, an operational link of a top stack linkage for a convertible top of a vehicle is presented. The link has a spine having a main body portion and an offset portion and one or more lateral structural members including at least one reinforcing rib. The spine and the one or more lateral structural members may form a unitary pivot link. In another embodiment, a method of manufacturing a pivot link of a top stack linkage for a convertible top of a vehicle is presented. The method includes providing a mold defining an interior cavity that defines the shape of a pivot link, injecting molten magnesium into the mold, and molding the molten magnesium injected into the mold to form a spine and a plurality of lateral structural members that are integral with the spine to form a monolithic pivot link.

Abstract: A method of the surface treatment of a mold for casting, which comprises subjecting a cavity surface of a fixed mold made by the use of a SCM420 material to first shot peening, a sulfurizing-nitriding treatment and second shot peening. The resulting cavity surface of the fixed mold exhibits a high hardness of 700 or higher in terms of Vickers hardness due to the presence of a sulfurized and nitrided layer, and further has a compression residual stress of more than 1200 Mpa and a largest height, which is a surface roughness value defined by JIS standard, of 8 ?m or less.

Abstract: An impeller for a supercharger cast in molds to provide excellent aerodynamic performance by eliminating parting-line corresponding parts from a hub surface and vane surfaces in each space formed of a pair of long vanes adjacent to each other an a method of manufacturing the impeller. The method comprises a step for casting the impeller in the molds. Molten metal is poured in spaces formed by radially arranging, toward a center axis, the plurality of slide molds each having a short vane-shaped bottomed groove part and a shape for the space between the pair of long vanes adjacent to each other to mold the impeller. Then, the slide molds are moved in the radial direction of the center axis while rotating for mold-releasing. Thus, the impeller for the supercharger having no parting-line corresponding parts on both the hub surface and the vane surfaces in each space formed of the pair of long vanes adjacent to each other can be provided.

Abstract: In a hybrid injection system of a die casting machine, the occurrence of a large electric power loss can be prevented by avoiding a large current at a pressure-holding step and the size of a motor is reduced. In an injection system comprising an injection cylinder (16) housing an injection piston (15) for injecting molten metal to a mold and an electric booster (8) of hydraulic cylinder type, a head chamber (8H) to the electric booster communicates fluidly with a head chamber (16H) of the injection cylinder, causing a booster piston rod (5) to be housed in the electric booster (8) to move linearly and thus pressing under pressure to move the injection piston to perform injection molding.

Abstract: According to one embodiment, a die includes a stationary die and a movable die. Between the stationary die and the movable die, a product section which includes a main product section, and a protrusion part protruding from the main product section toward a side of the biscuit section, a first runner configured to guide molten metal toward the main product section, and a second runner configured to guide molten metal toward the protrusion part are formed. The second runner is provided at a position deviated from the first runner three-dimensionally, and overpasses the first runner.

Abstract: The inventive casting method consists in extruding a melt from a metal reservoir into the cavity of a shaped investment mold at a temperature above liquidus and a pressure enabling a maximum splash-free liquid metal flow and increasable along with the melt crystallization to a pressure sufficient for further filling the mold in proportion to the amount of cast shrinkage. The inventive device for carrying out said method comprises a metal reservoir arranged as a removable insert lined from the inside and provided with an annular flange, and a container which comprises the shaped investment mold and a hollow neck provided with a removable thimble. The flange is mounted in such a way that its inner diameter matches with the outer diameter of the thimble, wherein the inner diameter of the flange is smaller than the inner diameter of the insert.

Abstract: A floating collar is metal injected moulded with an excess portion intended to be separated, such as by shearing, from the reminder of the moulded floating collar to leave a chamfer thereon and/or remove injection marks.

Abstract: A diecasting process and a diecasting device to shorten the cycle times. The closing of the mold and the filling of molten metal into a casting chamber (4) are performed simultaneously.

Abstract: According to one embodiment, a die is provided with a stationary die and a movable die. When the movable die is combined with the stationary die, a biscuit section, a product section in which a product is to be cast, a main runner configured to guide a molten metal from the biscuit section toward the product section, a main gate provided between the main runner and the product section, a sub-runner diverging from the main runner and extending along a side edge part of the product section, and a sub-gate provided between the sub-runner and the product section are formed between the stationary die and the movable die. The sub-gate is connected to the side edge part in an end portion of the product section. The sub-runner extends beyond the product section in a direction in which the side edge part extends.

Abstract: Method for inductive heating of a material located in a channel, the material having a melting range between a solidus temperature and a liquidus temperature. The method includes providing an internal inductive heating assembly in the material in the channel, and supplying a signal to the assembly to generate a magnetic flux in at least one of the assembly and material. The magnetic flux generates inductive heating of the assembly and/or the material and a physical agitation which lowers the solidus temperature of the material to a reduced solidus temperature.

Abstract: A process for casting a magnesium alloy consisting of 2.0-6.00% by weight of aluminium, 3.00-8.00% by weight of rare earth metals (RE-metals), the ratio of the amount of RE-metals to the amount of aluminium expressed as % by weight being larger than 0.8, at least 40% by weight of the RE-metals being cerium, less than 0.5% by weight of manganese, less than 1.00% by weight of zinc, less than 0.01% by weight of calcium less than 0.01% by weight of strontium and the balance being magnesium and unavoidable impurities, the total impurity level being below 0.1% by weight, wherein the alloy is cast in a die the temperature of which is controlled in the range of 180-340° C., the die is filled in a time which expressed in milliseconds is equal to the product of a number between 5 and 500 multiplied by the average part thickness expressed in millimeter, the static metal pressures being maintained during casting between 20-70 MPa and is subsequently intensified up to 180 MPa.

Abstract: An object is to provide an aluminum die cast product, e.g., a pressure vessel that requires high airtightness, in which pressure leak or gas leak ratio can be reduced and the product yield can be increased and also to provide a method for manufacturing the product. An aluminum die cast product in which a cast hole is formed by a core pin in a thick portion that is made thicker than other portions, wherein a chill layer with a secondary dendrite arm spacing of at least 5.5 ?m or less is provided at the surface of the cast hole.

Abstract: An apparatus and method are provided that increase yield and reduce cycle time. In particular, a gate plate for a die casting machine is configured to lessen the waste produced during die casting, resulting in greater yield. Further, the gate plate is configured with tapered sides to produce a draft, leading to less friction during the gate break/pull back sequence. This draft reduces the amount of unpressurized dwell time and subsequently the cycle time for producing the cast part.

Abstract: A forming method wherein a billet (31, 66, 77, 87, 107, 128, 136, 144, 153, 77B, 77C) comprising a metal-based composite material (27) prepared by mixing an aluminum alloy (22) and a ceramic (15) is subjected to pressure forming to manufacture a formed article, which comprises carrying out the pressure forming by the use of different compression ratios for different portions of the formed article, wherein a compression ratio means the ratio of the height of a billet before the pressure forming to height of the billet after the pressure forming. The above forming method allows the manufacture of a formed article having different volume contents 8Vf) of the ceramic for different portions thereof.

Abstract: A process for casting a magnesium alloy consisting of 10.00-13.00% by weight of aluminium, 0.00-10.00% by weight of zinc, and 5.00-13.00% by weight of aluminium, 10.00-22.00% by weight of zinc, also containing 0.10-0.5% by weight of manganese, and the balance being magnesium and unavoidable impurities, the total impurity level being below 0.0% by weight, wherein the alloy is cast in a die in which the temperature is controlled in the range of 150-340° C., the die is filled in a time which expressed in milliseconds is equal to the product of a number between 2 and 300 multiplied by the average part thickness expressed in millimetre, the static metal pressures being maintained during casting between 20-70 MPa and may subsequently be intensified up to 180 MPa.

Abstract: A metal matrix nanocomposite is formed by heating a metal above its liquidus temperature, adding nanoparticles, and then agitating the mixture with high-frequency (and preferably ultrasonic) vibration. The mixture can then be cooled below the liquidus of the metal to a semisolid state, and placed in a mold to form it into some desired shape. The formed mixture can then be quenched or otherwise allowed to cool to provide an article in finished (or nearly so) form.

Abstract: Novel magnesium-based compositions-of-matter which can be used for manufacturing implantable medical devices such as orthopedic implants are disclosed. The compositions-of-matter can be used for constructing monolithic, porous and/or multilayered structures which are characterized by biocompatibility, mechanical properties and degradation rate that are highly suitable for medical applications. Articles, such as medical devices, made of these magnesium-based compositions-of-matter and processes of preparing these magnesium-based compositions-of-matter are also disclosed.

Abstract: A mold for casting primarily of SMC420, wherein a cavity forming portion comprising maraging steel, which has the toughness and the resistance to heat shock superior to those of SMC420, is provided in a vertical wall heading for a cavity surface from a molten metal inlet and a portion nearest to the molten metal inlet in the cavity surface, which are portions suffering relatively large heat shock in the contact with a molten metal. Also provided is a method for providing the cavity forming portion, which comprises filling a concave portion of the mold with a molten metal prepared by melting a welding rod by arc welding, in other words, carrying out an overlaying welding, and then cooling and solidifying the molten metal.

Abstract: A method of forming a material includes the steps of: vibrating a molten material at an ultrasonic frequency while cooling the material to a semi-solid state to form non-dendritic grains therein; forming the semi-solid material into a desired shape; and cooling the material to a solid state. The method makes semi-solid castings directly from molten materials (usually a metal), produces grain size usually in the range of smaller than 50 ?m, and can be easily retrofitted into existing conventional forming machine.

Abstract: Disclosed is, according to an aspect, a metal-molded article, including: (i) a body molded in association with a mold assembly, and (ii) a hollow insert embedded, at least in part, in the body. The body has a light-metal alloy that was injected, under pressure, into the mold assembly.