Bizarre Patents
Combination Beverage Container and Spittoon
A combination beverage container and spittoon includes a bottom portion including outer wall and a first inner wall defining a spittoon space.
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| Number | Title | Issue Date |
| 7431069 | Method and apparatus for metal casting A technique for pressurized or differential pressure casting according to the present disclosure provides a riser tube filter formed of ceramic foam having a specific gravity lower than the molten metal to be cast. A riser tube filter according to the present invent... | 10/07/2008 |
| 7270172 | Process for casting a metal This invention relates to an improved process for casting a metal by pouring molten metal into and around a casting assembly, where a riser containing a sleeve is a component of the casting assembly. The process comprises (a) inserting a riser insert into the cavity... | 09/18/2007 |
| 7225857 | Apparatus for manufacture of directionally solidified columnar grained article thereof An apparatus for manufacturing a directionally solidified columnar grained article with a reduced amount of secondary misorientation of the columnar grains. The apparatus includes a casting assembly comprising a mold with a cavity, a selector section at a lower end ... | 06/05/2007 |
| 7156145 | Apparatus and method for inserting parts into a mold A dispensing arrangement for inserting a part into a cast iron mold includes a dispenser apparatus configured to dispense a predetermined number of parts, a staging apparatus configured to position the parts in a selective orientation and a jig apparatus configured ... | 01/02/2007 |
| 7032642 | Investment moulding process and apparatus An investment mould process for forming a cast member is described. The process comprises forming a precursor casting (12) from a master mould (10). The master mould (10) has an internal surface (16) defining a space (14) in which ... | 04/25/2006 |
| 7032648 | Investment moulding process and apparatus An investment mould process for forming a cast member is described. The process comprises forming a precursor casting (12) from a master mould (10). The master mould (10) has an internal surface (16) defining a space (14) in which ... | 04/25/2006 |
| 7032643 | Investment moulding process and apparatus An investment mould process for forming a cast member is described. The process comprises forming a precursor casting (12) from a master mould (10). The master mould (10) has an internal surface (16) defining a space (14) in which ... | 04/25/2006 |
| 7013948 | Disintegrative core for use in die casting of metallic components A disintegrative member, such as a salt core, is provided with a vent opening extending through its thickness from an outer surface to an inner surface in order to allow gases to pass radially inwardly through the body of the salt core and away from a region proxima... | 03/21/2006 |
| 7011133 | Molten aluminum filtration A filter material for molten aluminum, the material subsequently dissolvable in molten aluminum to recover aluminum captured therein. ... | 03/14/2006 |
| 6986380 | Vehicle wheel mold having a screenless gate Intervening fingers mounted within a mold gate cavity extend across a portion of the gate cavity and cooperate with one another to slow the flow of molten metal into the mold cavity and thereby reduce flow turbulence. ... | 01/17/2006 |
| 6977058 | Inoculant-strainer with improved filtration effectiveness and inoculant dissolution A strainer for molten metal. The strainer comprises a well and a multiplicity of passages. Each passage comprises a first cavity a second cavity with a smaller equivalent diameter than the first cavity. A neck is between the first cavity and second cavity. An inocul... | 12/20/2005 |
| 6948548 | Apparatus and method for casting metal An apparatus for casting an ingot includes a molten metal reservoir (51) positioned at an upper portion, a casting chamber (5) positioned at a lower portion and a partition wall (3) between the reservoir and the chamber, a spruce (7) form... | 09/27/2005 |
| 6913063 | Apparatus and method for inserting parts into a mold A dispensing arrangement for inserting a part into a cast iron mold includes a dispenser apparatus configured to dispense a predetermined number of parts, a staging apparatus configured to position the parts in a selective orientation and a jig apparatus configured ... | 07/05/2005 |
| 6860315 | Green sand casting method and apparatus An apparatus and method for casting metallic components is disclosed. The apparatus has a vertical parting line and a gate configuration which reduces defects within the cast components. ... | 03/01/2005 |
| 6648058 | Module casting systems with shared controls A modular casting system includes a plurality of casting modules and, is provided with on-board systems such as a lubrication system, cooling system, etc., which operate independently from similar systems on other modules of the system. Each of the castin... | 11/18/2003 |
| 6619374 | Apparatus for separating casting strainers An apparatus for separating casting strainers and transferring each separated casting strainer to a predetermined position. The apparatus includes a casting strainer receiving member in which a plurality of casting strainers are stacked up, a slide member... | 09/16/2003 |
| 6450236 | Method of ascending casting in casting cavities, and casting mould or mould part for use when carrying out the method A method of ascending casting in a casting cavity where filling from the bottom results in a region of reduced pressure formed during the cooling in which solidification can be expected to take place last. The region is post-fed with molten material from ... | 09/17/2002 |
| 6216768 | Device for filtering and treating molten metal The ratio of the number of free holes (4a) in a filtering plate (2, 3), located in the areas (9) which are not covered by the an insert (7) of treating material, on the one hand, to the total number of holes (4, 4a) in said filtering plate (2, 3), on the ... | 04/17/2001 |
| 6199619 | Arrangement of an ingate system with feeding reservoir for feeding castings, and a method of making such a system In an arrangement of an ingate system with feeding reservoir for feeding castings, preferably in moulds with pouring form the bottom (ascending casting), with which ingate system at least a feeding reservoir is connected. The ingate system is connected to... | 03/13/2001 |
| 5896912 | Method and apparatus for casting a vehicle wheel in a pressurized mold A mold for gravity casting vehicle wheels having reusable thermally insulative linings attached to the interior of the gate and ball riser cavities. After filling the mold with molten metal, the gate cavity can be pressurized to assure that the mold cavit... | 04/27/1999 |
| 5887646 | Modular sand mold system for metal treatment and casting A portable sand mold metal treating system having sand cope and sand drag portions, the treating system being attachable to a sand mold metal casting system. The treating system comprises (a) a sand cope portion and a sand drag portion mateable at one or ... | 03/30/1999 |
| 5690161 | Process for treating molten metal during a casting operation using a filter and filter for implementing the process A filter for molten metal comprises a series of at least two refractory mineral material plates which define between them one or more cavities. The plates each comprise a series of holes through which the liquid metal passes and by which the liquid metal ... | 11/25/1997 |
| 5676731 | Method for filtering molten metal An apparatus and method for filtering molten metal are disclosed. The apparatus utilizes a continuous filtering medium that is serially indexed into the metal filtering area. The apparatus may be used to filter ferrous and non-ferrous metals, and provides... | 10/14/1997 |
| 5620044 | Gravity precision sand casting of aluminum and equivalent metals A technique and accompanying apparatus to promote increased yield, improved surface finish and microstructure, and faster cycling time for precision-sand casting process. Aluminum products are cast by: (a) forming a precision sand mold, devoid of risers a... | 04/15/1997 |
| 5603373 | Process for treating molten metal during a casting operation using a filter and filter for implementing the process A filter for molten metal comprises a series of at least two refractory mineral material plates which define between them one or more cavities. The plates each comprise a series of holes through which the liquid metal passes and by which the liquid metal ... | 02/18/1997 |
| 5556592 | Filter indexing apparatus for filtering molten metal An apparatus and method for filtering molten metal are disclosed. The apparatus utilizes a continuous filtering medium that is serially indexed into the metal filtering area. The apparatus may be used to filter ferrous and non-ferrous metals, and provides... | 09/17/1996 |
| 5503214 | Mold and method for casting a disk brake rotor A casting mold assembly includes cope and drag sections having a casting cavity therebetween and a casting core supported within the cavity. A vertical down sprue extends through the cope section and joins a flow passage extending through the core in prol... | 04/02/1996 |
| 5425410 | Sand casting mold riser/sprue sleeve The sprue/riser sleeve 40 has a tubular, preferably cylindrical wall 42 extending between an inlet end 48 and an outlet end 50. The sleeve 40 has a woven mesh filter extending across a central passageway 51 with a periphery 54 of the filter 52 embedded in... | 06/20/1995 |
| 5404930 | Method and apparatus for casting an airfoil An improved mold for use in casting a metal airfoil has an airfoil mold cavity and a starter chamber. A lower end of the starter chamber is formed by a chill plate. A filter is disposed in the starter chamber between the airfoil mold cavity and the chill ... | 04/11/1995 |
| 5390723 | Method of treating casting metals Metallurgically treated metal castings are produced using a consumable plug assembly made of a meltable material which is placed in a reaction chamber in an open treating basin and above a passage to a molding cavity. The consumable plug assembly has phys... | 02/21/1995 |
| 5234047 | Mould for casting components A ceramic shell mould (70) for casting a single crystal turbine blade comprises a plurality of article portions, (72), each of which has an article chamber (74) for defining the shape of a turbine blade, a plurality of selector portions (76), a plurality ... | 08/10/1993 |
| 5104540 | Coated molten metal filters A molten metal filter is disclosed having a carbon or carbon-thermite coating that reduces thermal shock to the filter, and protects the filter from corrosion from the metal or components and impurities in the metal, and prevents metal from freezing in th... | 04/14/1992 |
| 5033531 | Casting of molten iron and filters for use therein Molten iron is cast into a mould through a filter located in the runner system of the mould using a filter comprising a body having a plurality of cells, at least some of the cells having their walls at least partially coated with a first layer of wax and... | 07/23/1991 |
| 4961460 | Moulds for metal casting and sleeves containing filters for use therein A mould (61) for metal casting has a mould cavity (62) and a sprue (63) communicating directly with the mould cavity (62) and located in the sprue (63) a sleeve (64) of refractory material having a cellular ceramic filter (65) fixed therein. The mould, wh... | 10/09/1990 |
| 4955427 | Placement of particulates onto refractory filters for liquid metals A filter for molten metal with a particulate coating for simultaneously metallurgically treating and filtering is disclosed. A layer of particulates such as ferroalloy, deoxidizer, grain refiner, inoculant or master alloy is placed on the surface of a har... | 09/11/1990 |
| 4928746 | Moulds for metal casting and sleeves containing filters for use therein A mould (61) for metal casting has a mould cavity (62) and a sprue (63) communicating directly with the mould cavity (62) and located in the sprue (63) a sleeve (64) of refractory material having a cellular ceramic filter (65) fixed therein. The mould, wh... | 05/29/1990 |
| 4919188 | Mould and process for the production of nodular or compacted graphite iron castings A mould for the production of a nodular or compacted graphite iron casting has parts comprising a treatment sprue, a runner, a slag trap, a filter chamber having an ingate and an outlet and having located therein a ceramic filter having an inlet and outle... | 04/24/1990 |
| 4913218 | Feeder sprue system for a casting mold A casting mold having first and second casting mold halves is provided with a sprue system in the first casting mold half which comprises a sprue casting mold half which comprises a sprue cup for receiving molten metal and feeding same to a feeder provide... | 04/03/1990 |
| 4907640 | Foundry gating system A gravity poured foundry mold having a gating system and at least one complete mold casting cavity, the gating system allowing castings to be made in more compact molds, using less metal at lower temperature, obtaining less solidification strained casting... | 03/13/1990 |
| 4865113 | Countergravity casting apparatus and process for casting thin-walled parts Apparatus for the vacuum-assisted, countergravity casting of thin-walled metal parts includes a plurality of expendable casting molds supported on a top side of a reusable drag slab. Each casting mold includes a mold cavity and a mold ingate passage exten... | 09/12/1989 |
