Patent application number | Description | Published |
20090065168 | LOST WAX INVESTMENT CASTING GATING FIXTURES - A method of forming a gating fixture for a lost wax casting process includes determining an optimal orientation of a gate in relation to a part, and forming a fixture that can repeatably be used to consistently locate the gate relative to the part. In one example, stereolithography is used to form the fixture. | 03-12-2009 |
20090107237 | Shaft Trim Balancing Devices, Related Systems and Methods - Shaft trim balancing devices, related systems and methods are provided. In this regard, an representative device for trim balancing a rotatable shaft includes: an intermediate section being annularly shaped and having terminating ends spaced from each other in an uncompressed state of the device; and first and second sets of counterweights extending longitudinally from opposing sides of the intermediate section. | 04-30-2009 |
20090146341 | Systems and Methods Involving Pattern Molds - System and methods involving pattern molds are provided. In this regard, a representative system includes a mold assembly unit having a movable fixture holder operative to engage a portion of a pattern mold and position the pattern mold for assembly. | 06-11-2009 |
20090205800 | Systems and Methods for Reducing the Potential for Riser Backfilling During Investment Casting - Systems and methods for reducing the potential for riser backfilling during investment casting are provided. In this regard, a representative method for performing investment casting includes: providing a mold having an opening communicating with an interior, the interior having a part cavity and a riser; providing an insert; and using the insert to form a physical barrier to reduce a potential for molten metal to backfill into the riser while the molten metal is introduced into the interior of the mold via the opening. | 08-20-2009 |
20090208769 | Method and apparatus for as-cast seal on turbine blades - An investment casting mold article includes a wall for retaining casting material and a cavity defined by the wall. The cavity includes an airfoil portion, a root portion adjacent to the airfoil portion, and a labyrinth seal portion extending from the root portion. | 08-20-2009 |
20100084106 | PROCESS FOR CASTING COLUMNAR GRAIN AIRFOIL WITH PREFERENTIAL PRIMARY ORIENTATION - A molding process utilizes a seed with a columnar grain structure for defining a desired grain structure in a completed casting. The seed is received within a seed cavity of a mold. The molten material adopts the orientation of the columns defined within the seed during solidification to form a completed molded article having a desired columnar grain structure. | 04-08-2010 |
20110233378 | DIE INSERTS FOR DIE CASTING - An apparatus for casting material has a die for receiving a compressive force, the die having a shaped-opening for receiving a die insert. The die insert has an exterior shape that is adapted to cooperate with and be received in the opening such that compressive forces impinging upon the die are focused upon the die insert such that tensile forces within the die and impinging upon the die insert are minimized. | 09-29-2011 |
20120043046 | PROCESS FOR CASTING COLUMNAR GRAIN AIRFOIL WITH PREFERENTIAL PRIMARY ORIENTATION - A molding process utilizes a seed with a columnar grain structure for defining a desired grain structure in a completed casting. The seed is received within a seed cavity of a mold. The molten material adopts the orientation of the columns defined within the seed during solidification to form a completed molded article having a desired columnar grain structure. | 02-23-2012 |
20120111521 | DIE CASTING OF COMPONENT HAVING INTEGRAL SEAL - A method of die casting a component having an integral seal includes defining a first portion of a die cavity of a die to include an open cell structure. A second portion of the die is defined without the open cell structure. Molten metal is injected into the die cavity, and the molten metal is solidified within the die cavity to form the component having the integral seal. | 05-10-2012 |
20120111522 | DIE CASTING SYSTEM MACHINE CONFIGURATIONS - A die casting system includes a die, a shot tube and a shot tube plunger. The die casting system is positioned relative to a surface. The die includes a plurality of die components that define a die cavity. The shot tube is in fluid communication with the die cavity. The shot tube plunger is moveable within the shot tube to communicate molten metal into the die cavity. Each of the die, the shot tube and the shot tube plunger are inclined at an angle relative to the surface during injection of the molten metal into the die cavity. | 05-10-2012 |
20120111523 | MELTING UNIT FOR A DIE CASTING SYSTEM - A die casting system includes a die, a shot tube, a shot tube plunger and a melting unit. The die includes a plurality of die components that define a die cavity. The shot tube is in fluid communication with the die cavity. A shot tube plunger is moveable within the shot tube to communicate a charge of material into the die cavity. The melting unit is positioned relative to the die and includes a bottom portion having an opening for selectively releasing a charge of material through the bottom portion. | 05-10-2012 |
20120111524 | SHOT TUBE PLUNGER FOR A DIE CASTING SYSTEM - A shot tube plunger for a die casting system includes a first face, an opposing second face and an outer surface disposed between said first face and said opposing second face. A channel circumferentially extends about the outer surface. The channel is operable to receive a portion of a charge of material introduced into the die casting system. | 05-10-2012 |
20120111526 | DIE CASTING SYSTEM AND METHOD UTILIZING HIGH MELTING TEMPERATURE MATERIALS - An example die casting system includes a die comprised of a plurality of die components that define a die cavity configured to receive a molten metal. One of the die components comprises a material that is not reactive with the molten metal and has a melting temperature above 815 degrees Celsius. | 05-10-2012 |
20120114491 | DIE CASTING TO PRODUCE A HYBRID COMPONENT - An example die casting system includes a die that defines a cavity having a first section and a second section. The first section is configured to receive a first portion of a component. The second section is configured to receive a molten material. The die holds the molten material as the molten material solidifies to form a second portion of the component. | 05-10-2012 |
20120199305 | SHOT TUBE PLUNGER FOR A DIE CASTING SYSTEM - A shot tube plunger of a die casting system includes a tip portion and a thermal control scheme at least partially disposed within the shot tube plunger. The thermal control scheme includes a fluid passageway having at least one coiled portion that receives a fluid to adjust a temperature of the shot tube plunger. | 08-09-2012 |
20120211193 | DIE CASTING SYSTEM AND CELL - A die casting system includes a die, a shot tube, a melting system and a vacuum system. The die includes a plurality of die components that define a die cavity. The shot tube is in fluid communication with the die cavity and is operable to deliver a charge of material to the die cavity. The melting system is positioned adjacent to the die and includes an alloy loader, a melting unit and a crucible. The vacuum system defines a first chamber and a second chamber separated from the first chamber by an isolation valve. The melting system is disposed within the first chamber, and the die is disposed within the second chamber. | 08-23-2012 |
20130025810 | RAPID MANUFACTURING METHOD - A rapid manufacturing method includes forming tooling in a rapid manufacturing process. The tooling is coated with a conductive material. | 01-31-2013 |
20130026338 | RAPID CASTING ARTICLE MANUFACTURING - A method of manufacturing a casting article for use in a casting process includes rapidly forming the casting article out of a metallic material. A ceramic coating is applied to an exterior surface of the casting article. | 01-31-2013 |
20130081775 | METHOD AND SYSTEM FOR DIE CASTING A HYBRID COMPONENT - A method for die casting a hybrid component includes defining a cavity within a die element of a die and inserting a spar into the cavity. Molten metal is injected into the die element. The molten metal is solidified within the cavity to cast the hybrid component. The spar establishes an internal structure of the hybrid component. The spar includes a high melting temperature material that defines a first melting temperature greater than a second melting temperature of the molten metal. | 04-04-2013 |
20130146266 | SHOT TUBE PLUNGER FOR A DIE CASTING SYSTEM - A method for controlling a temperature of a portion of a die casting system having a shot tube plunger, according to an exemplary aspect of the present disclosure includes, among other things, communicating a fluid through a fluid inlet of a fluid passageway of a thermal control scheme of the shot tube plunger. The fluid circulates through the fluid passageway of the thermal control scheme to selectively adjust a temperature of the shot tube plunger. The fluid is discharged through a fluid outlet of the fluid passageway. | 06-13-2013 |
20140079542 | CASTING OF THIN WALL HOLLOW AIRFOIL SECTIONS - A casting mold assembly comprises an airfoil defining section and a casting core. The airfoil defining section includes an outer mold wall and a direct-shelled inner mold wall. The direct-shelled inner mold wall is disposed within a forward chordwise portion of the airfoil defining section. The direct-shelled inner mold wall includes an aft end having an external radius measuring more than about 0.075 in. (1.9 mm). The casting core is secured within an aft chordwise portion of the airfoil defining section, and includes an aft end with an external radius measuring less than about 0.075 in. (1.9 mm). A cast component and a method for making the casting mold assembly are also disclosed. | 03-20-2014 |
20150060002 | DIE CASTING SYSTEM AND CELL - A method of manufacturing a component in a die casting cell that includes a die casting system according to an exemplary aspect of the present disclosure includes, among other things, isolating a first chamber from a second chamber of the die casting system, melting a charge of material in the first chamber, sealing the second chamber relative to the first chamber, and simultaneously injecting the charge of material within the second chamber to cast the component and melting a second charge of material within the first chamber. | 03-05-2015 |