Abstract: A valve body having a ring of dissimilar material and a method of forming the valve body are described. The valve body includes an inlet, an outlet and a ring of dissimilar material. The method includes forming a valve core, splitting the valve core, placing a metal ring of dissimilar material between two pieces of the valve core, casting a valve body around the valve core, and fusing the metal ring to the valve body.

Abstract: Systems and methods of forming and analyzing a dissolvable article are provided herein. In an embodiment, a method of analyzing a dissolvable article includes providing a dissolvable article comprising a water-soluble block copolymer and a fragrance, capturing a plurality of images of a surface of the dissolvable article using a three dimensional imaging device, wherein the plurality of images have different spatial properties and wherein the plurality of images are of a substantially similar viewing area of the three-dimensional imaging device, and determining a measurement of pore density and surface roughness of the surface of the dissolvable article.

Abstract: According to one or more embodiments presently described, a mixture of lead oxide and lead metal particles may be formed by a method that includes forming a molten metal lead material from a solid lead metal supply material, introducing the molten metal lead material into a reaction zone of a reactor, and contacting the molten metal lead material with an oxidizing gas in the reaction zone to oxidize a portion of the molten metal lead material and form at least solid lead oxide particles and solid lead metal particles. The molten metal lead material may be introduced to the reaction zone in a laminar flow or as atomized molten particles. The weight ratio of formed solid lead oxide particles to solid lead metal particles may be less than 99:1.

Abstract: Methods of improving a surface finish of a casting pattern for an investment casting process, methods of forming an investment casting, and smoothed casting patterns. The methods for forming the casting patterns having an improved surface finish include sealing the casting pattern with a first coating material to form a sealed casting pattern and smoothing the sealed casting pattern with a second coating material to form a smoothed casting pattern. The methods for forming the investment casting include covering a smoothed casting pattern with a mold material to define an enclosed mold volume, curing the mold material to form a cured mold material, flowing the smoothed casting pattern from the enclosed mold volume to define a void space, filling the void space with a liquid investment casting material, and solidifying the liquid casting material to define an investment casting.

Abstract: The present invention relates to a method and apparatus for transferring heat energy from a waste-liquid, wherein the apparatus (100) comprises at least one heat exchange element (107) for transferring heat energy from waste liquid in a first container (101) to a first target fluid, at least one heat pump element (111) for transferring heat energy from waste-liquid transferred from the first container to the further container (102), at least one selectively operable exit-valve element (115) for selectively providing at least one fluid communication path for allowing waste-liquid to exit from the further container, and at least one controller element for selectively operating the heat pump element to transfer heat energy from waste-liquid in the further container to a further target fluid and/or for selectively operating the at least one selectively operable exit-valve element.

Abstract: A method of producing a powder suitable for additive manufacturing and/or powder metallurgy applications from a precursor particulate material comprising: subjecting the precursor particulate material to at least one high shear milling process, thereby producing a powder product having a reduced average particle size and a selected particle morphology.

Abstract: A shell mold for a guide vane sector includes a first platform and a second platform that are mutually coaxial and between which there extends at least one airfoil. The shell mold has a first platform molding portion suitable for forming the first platform, a second platform molding portion suitable for forming the second platform, an airfoil molding portion suitable for forming the airfoil, a fastener molding portion suitable for forming a fastener projecting from the first platform towards a first edge of the first platform, a main casting duct, a distribution duct connecting the main casting duct to the fastener molding portion, and an auxiliary duct connecting the main casting duct to the first platform molding portion beside said first edge.

Abstract: An aluminum diecast part is provided, in particular in the form of a load-bearing motor vehicle part. In order to protect against sudden breaking loads, at least one tension element, made of a material that can be deformed in a ductile manner and having a different thermal expansion coefficient to the die-cast part, is bonded, in a load-resistant manner to the side of the die-cast part that is external to the load. The die-cast part remains highly deformable, even under the effects of greater temperature fluctuations, by way of the punctiform, shear-resistant interconnection of the die-cast part and the tension element at multiple sites distributed over the bond.

Abstract: A suspension tower has: a top plate at which an upper end side of a front suspension is fixed at a fixing portion that is disposed apart from a stroke axis of the suspension; and a gradually changing rib that is provided upright from the top plate and extends from the stroke axis side toward an outer peripheral side at the top plate. The gradually changing rib has a constant level portion whose height from the fixing portion is constant, and a gradually changing portion whose height from the fixing portion is gradually decreased from the constant level portion toward the outer peripheral side. A boundary between the constant level portion and the gradually changing portion is disposed adjacent to the fixing portion.

Abstract: A rotor blade including an airfoil portion and a root portion, and an internal cooling circuit having flow passages in the root portion and the airfoil portion, wherein the internal cooling circuit includes: a first flow passage; and a non-integral plug. The plug may include a plug channel configured to correspond to a desired level of coolant flow through the first cooling passage. The plug may be connected to the rotor blade in a fixed blocking position relative to the first flow passage.

Abstract: In a vehicle rear structure that is one example of a vehicle body structure, a rear suspension tower that is made of die-cast aluminum and a wheel housing outer that is made of a metal material having a higher fatigue strength than the die-cast aluminum of the rear suspension tower, are joined together via an extension panel that is made of a metal material having a higher fatigue strength than the die-cast aluminum of the rear suspension tower. Further, a step portion is formed between an inner peripheral portion and an outer peripheral portion of the extension panel to form a deformable portion.

Abstract: There is provided a vehicle body structure including an upper section that is integrally casted using a non-ferrous metal material, that includes a transmission section to which an external force is transmitted and a join section extending out from the transmission section, a connection section that is formed using a steel material, and that is joined to the join section by riveting, and a member section that is formed using a steel material, and that is joined to the connection section by welding.

Abstract: A shock tower assembly includes a cast shock tower body composed of magnesium or magnesium alloy and at least one steel bridging bracket. An insulating adhesive layer is formed between the tower body and the bracket. A mechanical fastener is used for fastening the tower body to the bracket. One or more structural ribbings are formed on the tower body. The mechanical fastener may be selected from any of several mechanical fasteners, including self-piercing rivets. Alternatively, a screw boss may be formed for receiving a screw. The rivet may be inserted from the bracket into the shock tower body or from the shock tower body into the bracket in which case an insulating layer is positioned between the head of the self-piercing rivet and the cast shock tower body. A sealant is preferably formed along the intersection of the cast shock tower body and the steel bridging bracket.

Abstract: According to one aspect of the invention, a method for servicing a combustor cap assembly of a turbine includes determining a defect is present in a center ring of the cap assembly, the center ring being disposed within a plurality of vanes, removing the center ring from the cap assembly. The method also includes placing a replacement center ring in the cap assembly, wherein dimensions of the replacement center ring are substantially the same as the center ring that has been removed and brazing the replacement center ring to the plurality of vanes.

Abstract: A running gear frame for a rail vehicle, comprising a frame body. The frame body comprises two longitudinal beams and a transverse beam unit providing a structural connection between the longitudinal beams, such that a substantially H-shaped configuration is formed. Each longitudinal beam has a free end section forming a primary suspension interface. Each longitudinal beam has a pivot interface section associated to the free end section and forming a pivot interface for a pivot arm. Each longitudinal beam has an angled section associated to the free end section, the angled section being arranged such that the free end section forms a pillar section. The pivot interface section is integrated into to the angled section and the frame body is formed as a monolithically cast component made of a grey cast iron material.

Abstract: An article having a nanocomposite magnetic component and method of forming a nanocomposite magnetic component are disclosed. The article includes a plurality of nanocrystalline flake particles bonded along their prior particle boundaries. The nanocrystalline flake particles have a median grain size less than about 30 nanometers and include a first set of grains comprising predominantly permanent magnet phase and a second set of grains comprising predominantly soft magnet phase.

Abstract: A method for estimating proper eutectic modification level in a liquid metal to minimize macro shrinkage porosity and gas bubbles during casting of aluminum automobile components, and a system and article for casting.

Abstract: A titanium based, ceramic reinforced alloy ingot for use in producing medical implants. An ingot is formed from an alloy having comprising from about 5 to about 35 wt. % niobium, from about 0.5 to about 3.5 wt. % silicon, and from about 61.5 to about 94.5 wt. % of titanium. The alloy has a hexagonal crystal lattice ? phase of from about 20 vol % to about 70 vol %, and a cubic body centered ? crystal lattice phase of from about 30 vol. % to about 80 vol. %. The ingot has an ultimate tensile strength of about 940 MPa or more, and a Young's modulus of about 150 GPa or less. A molten substantially uniform admixture of a niobium, silicon, and titanium alloy is formed, cast into a shape, and cooled into an ingot. The ingot may then be formed into a medical implant and optionally annealed.

Abstract: [Problem] To prepare a thin plate having excellent corrosion resistance, conductivity, and formability at low cost. [Solution] A thin plate is prepared by an ultraquenching transition control injector with a mixture of a metal powder having corrosion resistance to form a matrix and a powder having conductivity, as a raw material. An obtained thin plate has a conductive material component that exists, without dissolving, in a metal matrix exhibiting corrosion resistance by passivation, thereby having aforementioned characteristics.

Abstract: An investment casting method for a cast ceramic core (110), including an airfoil portion (116) shaped to define an inner surface (56) of an airfoil (52) of a vane segment (50) and an integral shell portion (122) having a backside-shaping surface (120) shaped to define a backside surface (68) of a shroud (62) of the vane segment. The backside-shaping surface has a higher elevation (132) and a lower elevation (134). The higher elevation is set apart from a nearest point (138) on the airfoil portion by the lower elevation. The airfoil portion and the shell portion are cast as a monolithic body during a single casting pour.

Abstract: The present invention relates to a new handle for adapting kettlebell weights and for new modes of lifting weights.

Abstract: A process for casting a turbine wheel includes steps of identifying a metal composition from which the turbine wheel is to be cast, providing a mold that defines a cavity into which molten metal composition is to be poured for casting the wheel, providing a seed member made of the metal composition and having an equiaxed grain structure, disposing at least a portion of the seed member within the cavity of the mold, pouring the molten metal composition into the cavity such that the molten metal composition envelopes the portion of the seed member within the cavity, and controlling the process so that the portion of the seed member at least partially melts through contact with the molten metal composition and so that, upon cooling, the metal composition around the seed member solidifies with an equiaxed grain structure as precipitated by the equiaxed grain structure of the seed member.

Abstract: A caliper body of a floating-type disk brake includes a cylinder-part constituent part including a cylinder bore into which a piston pressing brake pads against a disk rotor is disposed, a bridge part extending from the cylinder-part constituent part and including a through-hole, and a claw-part constituent part formed on a leading end side of the bridge part and disposed so as to be opposite to the cylinder-part constituent part. In a method of manufacturing the caliper body of the floating-type disk brake, a mold in which sprues are provided in at least two places spaced apart from each other in a disk rotor circumferential direction on a region corresponding to the claw-part constituent part is prepared. Molten metal is poured from the sprues of the at least two places of the mold, and starts to solidify from a side of the cylinder-part constituent part.

Abstract: Exemplary embodiments described herein related to methods and systems for casting metal alloys into articles such as BMG articles. In one embodiment, processes involved for storing, pre-treating, alloying, melting, injecting, molding, etc. can be combined as desired and conducted in different chambers. During these processes, each chamber can be independently, separately controlled to have desired chamber environment, e.g., under vacuum, in an inert gas environment, or open to the surrounding environment. Due to the flexible, independent control of each chamber, the casting cycle time can be reduced and the production throughput can be increased. Contaminations of the molten materials and thus the final products are reduced or eliminated.

Abstract: There is provided a method for manufacturing a turbocharger bearing housing which can prevent a collapsible core from being damaged when molten metal is cast in the mold. The method for manufacturing a bearing housing of a turbocharger is that the bearing housing of the turbocharger is formed with a cooling passage for circulating cooling liquid by casting using a collapsible core. The collapsible core includes the end part forming portions (a one end forming portion and an other end forming portion) corresponding to the end portions of the cooling passage and having a substantially elliptical cross-section, and a fixing portion holding the end part forming portions and being embedded in a mold and fixed to the mold.

Abstract: Systems and methods in accordance with embodiments of the invention fabricate objects including metallic glass-based materials using low-pressure casting techniques. In one embodiment, a method of fabricating an object that includes a metallic glass-based material includes: introducing molten alloy into a mold cavity defined by a mold using a low enough pressure such that the molten alloy does not conform to features of the mold cavity that are smaller than 100 ?m; and cooling the molten alloy such that it solidifies, the solid including a metallic glass-based material.

Abstract: A supercharger transmission includes a first chamber having timing gears operatively disposed therein. A second chamber has transmission gears operatively disposed therein. An oil fill level is defined in the second chamber. A bearing retention wall is disposed between the first chamber and the second chamber. The bearing retention wall includes a return port to allow fluid communication between the first chamber and the second chamber. The return port is an aperture defined in the bearing retention wall below the oil fill level. The bearing retention wall also includes a crosstalk port to allow fluid communication between the first chamber and the second chamber. The crosstalk port is an aperture defined in the bearing retention wall above the oil fill level.

Abstract: An aluminum alloy product and method for producing the aluminum alloy product that, in some embodiments, includes an aluminum alloy strip having at least 0.8 wt. % manganese, at least 0.6 wt % iron, or at least 0.8 wt. % manganese and at least 0.6 wt % iron. A near surface of the aluminum alloy strip, in some embodiments, is substantially free of large particles having an equivalent diameter of at least 50 micrometers and includes small particles. Each small particle, in some embodiments, has a particular equivalent diameter that is less than 3 micrometers, and a quantity per unit area of the small particles having the particular equivalent diameter is at least 0.01 particles per square micrometer at the near surface of the aluminum alloy strip.

Abstract: Occurrence of a casting defect in a cast-metal object is suppressed, and a crystal structure of the cast-metal object is made fine. When a cast-metal object is to be produced by using a casting mold, a metal material generating a free crystal during solidification is melted first. Subsequently, a molten metal including a melted metal material is poured into the casting mold. While the free crystal in the molten metal is deposited on a surface of the casting mold, the molten metal is solidified in the casting mold. Through the above steps, the molten metal is solidified in the casting mold, and the cast-metal object is produced.

Abstract: The present invention discloses a monoblock engine in which the head and the block of the engine are cast integrally. The engine incorporates a cylinder and water coolant jackets, intake manifold and an exhaust manifold, vertical intake and exhaust valves, core removal holes, and a push-fit type cylinder liner which is secured in place so that leakage of fuel from the cylinder is eliminated. The water coolant jackets for the head and the block are connected using four water jacket gateways or connectors. The monoblock is fitted with the crankcase using a leak proof & robust flange-joint and mechanical fastening system which is easy to install. The invention is embodied for a single cylinder engine as well as multi-cylinder engines. By integrating cylinder head and manifolds with block, the critical joint between head and block and head and intake Manifold will be eliminated. At the same time, gasket and mechanical fasteners for tightening also can be eliminated.

Abstract: A low leakage, integral fixed vane system for a gas turbine engine compression system which can accommodate the latest 3-D aerodynamic airfoil geometries and provide endwall ovalization control. A unitized construction wherein the vanes are integral with the case wall in the compression system.

Abstract: The present invention relates to a storage container (10), in particular a final disposal container for contaminated materials. So that the storage container can be produced particularly advantageously and substantially without the occurrence of dross, the storage container (10) comprises a container body (12) having a container base (26) and at least one container side wall (28, 30, 32, 34) wherein the container body (12) has a filling opening (16) that can be closed by a container cover (14), wherein the container body (12), at the end of at least one container side wall (28, 30, 32, 34) arranged opposite the container base (26), has a projection (36) that has a wedge-shaped cross section and that is formed on the container inner side, and wherein the wedge-shaped projection (36) thickens due to a slanted portion (38) that extends at an angle in a range from ?10° to ?35° relative to the orientation of the container side wall (28, 30, 32, 34).

Abstract: A system includes a turbine casing assembly that includes an outer shell and an inner shell positioned substantially concentrically within the outer shell. The inner shell includes an inner surface facing away from the outer shell and an outer surface facing toward the outer shell, and the outer surface has one or more false flanges. At least one of the one or more false flanges includes a first surface protruding from the outer surface and facing the outer shell, and a flow diverting portion extending between the first surface and the outer surface of the inner shell. The flow diverting portion includes a first portion that diverges in a first circumferential direction between the first surface and the outer surface.

Abstract: The invention relates to a steel plate, the chemical composition of which comprises, the contents being expressed by weight: 0.010%?C?0.20%, 0.06%?Mn?3%, Si?1.5%, 0.005%?Al?1.5%, S?0.030%, P?0.040%, 2.5%?Ti?7.2%, (0.45×Ti)?0.35%?B?(0.45×Ti)+0.70%, and optionally one or more elements chosen from: Ni?1%, Mo?1%, Cr?3%, Nb?0.1%, V?0.1%, the balance of the composition consisting of iron and inevitable impurities resulting from the smelting.

Abstract: A shell mold for manufacturing aircraft turbomachine bladed elements using a lost wax molding technique, including: shell mold bladed elements including a blade portion located between a first end part delimiting an impression of a platform and a second end part delimiting an impression of another platform, with the blade portion including a trailing edge zone; a metal feeder having a central axis around which the bladed elements are distributed; and one or a plurality of screens that form heat accumulators arranged in a shell mold interior space, across from inwardly directed trailing edge zones.

Abstract: A method of manufacturing a golf club head can include: creating a mold of the golf club head; forming two or more portions of a model of the golf club head using the mold, each of the two or more portions of the model include a part of a body of the golf club head and at least one first alignment mechanism; assembling the model of the golf club head using the at least one first alignment mechanism of each of the two or more portions of the model to align the two or more portions of the model, the model comprises the body of the golf club head and a joined alignment mechanism, the joint alignment mechanism comprises the at least one first alignment mechanism of each of the two or more portions of the model; using the model of the golf club head to create a cast for the golf club head; removing the model of the golf club head from the cast; and using the cast of the golf club head to create the golf club head with the joined alignment mechanism; and removing the joined alignment mechanism from the golf club he

Abstract: A cast alloy is generally provided, along with methods of forming the cast alloy and components constructed from the cast alloy (e.g., stationary components of a turbine). The cast alloy can include, by weight, 0.12% to 0.20% carbon, 0.50% to 0.90% manganese, 0.25% to 0.60% silicon, 0.10% to 0.50% nickel, 1.15% to 1.50% chromium, 0.90% to 1.50% molybdenum, 0.70% to 0.80% vanadium, 0.0075% to 0.060% titanium, 0.008% to 0.012% boron, the balance iron, optionally low levels of other alloying constituents, and incidental impurities.

Abstract: An article includes a first portion having a first grain pattern and a second portion having a second grain pattern different from the first grain pattern. The article is a cast article such as a turbine engine blade.

Abstract: The present application discloses wrought 2xxx Al—Li alloy products that are work insensitive. The wrought aluminum alloy products generally include from about 2.75 wt. % to about 5.0 wt. % Cu, from about 0.2 wt. % to about 0.8 wt. % Mg, where the ratio of copper-to-magnesium ratio (Cu/Mg) in the aluminum alloy is in the range of from about 6.1 to about 17, from about 0.1 wt. % to 1.10 wt. % Li, from about 0.3 wt. % to about 2.0 wt. % Ag, from 0.50 wt. % to about 1.5 wt. % Zn, up to about 1.0 wt. % Mn, the balance being aluminum, optional incidental elements, and impurities. The wrought aluminum alloy products may realize a low strength differential and in a short aging time due to their work insensitive nature.

Abstract: An aluminum alloy and recycle method are provided in which the recycled used beverage containers form an alloy composition useful with relatively minor or no compositional adjustments for body, end and tab stock, apart from magnesium levels.

Abstract: A method is provided for casting an article such as a blade having an attachment root and an airfoil, the airfoil having a proximal end and a distal end. The method comprises introducing a molten alloy into a mold; and varying a composition of the introduced alloy during the introduction so as to produce a compositional variation.

Abstract: A damper for a gas turbine engine is provided. The damper comprises a first portion, a second portion, and a surface. The second portion angularly extends from the first portion to define an interior corner therebetween. The surface bounds the first portion, the second portion, and the interior corner. The damper further comprises a grain composition containing columnar grains and equiaxed grains. The equiaxed grains are disposed adjacent to the surface such that a volume of the columnar grains is less than a volume of the equiaxed grains in the grain composition.

Abstract: Provided are a crystalline alloy having significantly better thermal stability than an amorphous alloy as well as glass-forming ability, and a method of manufacturing the crystalline alloy. The present invention also provides an alloy sputtering target that is manufactured by using the crystalline alloy, and a method of manufacturing the alloy target. According to an aspect of the present invention, provided is a crystalline alloy having glass-forming ability which is formed of three or more elements having glass-forming ability, wherein the average grain size of the alloy is in a range of 0.1 ?m to 5 ?m and the alloy includes 5 at % to 20 at % of aluminum (Al), 15 at % to 40 at % of any one or more selected from copper (Cu) and nickel (Ni), and the remainder being zirconium (Zr).

Abstract: Certain exemplary embodiments can provide a system, machine, device, manufacture, circuit, and/or composition of matter adapted for and/or resulting from, and/or a method for activities that can comprise and/or relate to, a first form comprising: a plurality of surface artifacts that substantially spatially replicate a surface geometry of a stacked foil mold; and a prong that is adapted to form a hole in a cast product.

Abstract: An improved M1911 pistol, method of making an improved M1911 pistol, and system for improving performance of an M1911 pistol. Replacement parts for the M1911 pistol include stainless steel, which may be a 17-4Ph metal. Improved replacement parts include an improved frame and an improved slide.

Abstract: Hardened amalgams formed from copper mixed with liquid gallium or liquid gallium-indium alloys are used to fabricate sputter targets comprised of copper, gallium and indium (CIG) and targets of selenides of copper, gallium and indium (CIGS). Amalgam hardening occurs by formation of intermetallic compounds at or near ambient temperature as a result of reaction between liquid metals and solid metals in powder form.

Abstract: A bulk metallic glass forming alloy having the following composition x(aZr bHf cM dNb eO) yCu zAI and its preparation from an alloy L=(aZr bHf cM dNb eO), Cu, and Al as well as the use thereof is described.

Abstract: Disclosed is an apparatus for loading one or more alloy ingots into a molding machine. The apparatus includes a holder configured to hold a plurality of the alloy ingots and dispense one or more of the alloy ingots into a melt zone of the molding machine through an opening in a mold of the machine. The holder is moved in a perpendicular direction with respect to an axis along a center of the opening in the mold between a first position in line with the opening in the mold to dispense one or more of the alloy ingots and a second position away from the opening in the mold. The apparatus can carry ingots of amorphous alloy material so that when the machine melts and molds the material, it forms a bulk amorphous alloy containing part.

Abstract: The invention relates to biodegradable, metal alloy-containing compositions, methods for their preparation and applications for their use. The compositions include magnesium and other components, such as yttrium, calcium, silver, cerium, and zirconium; or zinc, silver, cerium, and zirconium; or aluminum, zinc, calcium, manganese, silver, yttrium; or strontium, calcium, zinc. The compositions are prepared by vacuum induction/crucible melting together the components and casting the melted mixture in a preheated mild steel/copper mold. In certain embodiments, the compositions of the invention are particularly useful for forming medical devices for implantation into a body of a patient.

Abstract: The invention relates to a biodegradable, magnesium-containing bone screw for implanting into a patient body for use in medical applications, such as, orthopedic, craniofacial and cardiovascular surgery. The bone screw has a head, shaft and tip. The thickness of the head is greater than the thickness of conventional bone screws. The shaft includes both a non-threaded and a threaded portion. The tip is non-threaded and pointed, such as, conical in shape. The composition of the bone screws provide for improved biodegradability and biocompatibility, and the features of the structure of the bone screws facilitate guidance and placement during implantation as well as reduce the potential for mechanical failures.