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Document Title |
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7562694 |
Refractory casting method
A method of casting a refractory article. The method includes providing a mold formed from a slurry composition comprising plaster and fibers and adding a refractory composition to the mold. The...
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7520312 |
Investment casting
An investment casting pattern component has a spine and a number of tines extending from the spine.
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7448434 |
Investment casting
A wax or similar material may be molded to a base plate of an investment casting shelling fixture. The molding may provide for enhanced positioning of wax patterns or may provide a precise surface...
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7360578 |
Method of joining wax patterns for fabricating golf club head
In one aspect, the present invention relates to a method of joining wax patterns for fabricating a golf club head. In one embodiment, the method has the step of providing a prefabricated first wax...
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7325587 |
Method for casting cooling holes
A method for casting a cooled component includes molding a sacrificial pattern. A plurality of holes are formed through the pattern. A shell is formed over the pattern including filling the holes....
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7318468 |
Glued lost foam casting pattern assembly
Lost foam pattern assemblies formed by gluing together a plurality of EPS foam pattern segments with a polystyrene-like glue comprising an aromatic resin that has a molecular weight less than...
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7306026 |
Cooled turbine airfoils and methods of manufacture
An investment casting pattern is formed by installing a first core to a first element of a molding die to leave a first portion of the first core protruding from the first element. After the...
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7302992 |
Fugitive pattern for casting
A fugitive pattern for making a shell mold for investment casting a metal or alloy comprises a substantially random interpolymer and a low molecular weight polymer in proportions to provide a...
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7302990 |
Method of forming concavities in the surface of a metal component, and related processes and articles
A method of forming at least one concavity of a selected size and shape within a surface of an internal passageway of a metallic component comprises: depositing a ceramic-based material by a...
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7296615 |
Method and apparatus for determining the location of core-generated features in an investment casting
A secondary datum scheme is used for identifying the location of the core-produced internal geometry of hollow investment cast metal parts that are made using a free-floating core design for...
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7290584 |
System and method for welding wax patterns
A wax pattern welding system and method for producing a pool of molten wax on an area of a surface of a wax component is provided. The wax pattern welding system includes a bar of heat conducting...
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7287571 |
Lost foam casting pattern
Pattern for the lost foam casting process including a pouring-basin-forming portion, a sprue-forming portion, a runner-forming portion, a gate-forming portion, and an inline-riser-forming portion....
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7281566 |
Method for manufacturing mold
A method for manufacturing a mold ( 70 ), which comprises a step of forming a layer ( 31 ) of combustible powdery particles ( 32 ) around a wax mold ( 21 ), which is a lost pattern, a step of...
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7278461 |
Manufacturing method of titanium compressor wheel
The present invention provides a manufacturing method of high precision titanium compressor wheel in which by removing pads attached on an entire surface entirely as a machining allowance in...
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7275585 |
Process for the manufacture by lost wax moulding of parts that include at least one cavity
A process for the manufacture of a part includes the steps of forming a core in a ceramic material, inserting the core into in a wax mold, placing an element on the core thereby forming a spacer...
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7270166 |
Fugitive pattern assembly and method
A fugitive pattern assembly is made by preforming one or more fugitive patterns of an article to be cast, placing the preformed patterns in an injection die, and injecting fluid gating material...
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7258156 |
Investment casting pattern manufacture
At least one feed core and at least one wall cooling core are assembled with a number of elements of a die for forming a cooled turbine engine element investment casting pattern. A sacrificial...
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7246652 |
Ceramic core recovery method
A method to recover wax from wax patterns used in investment casting using a lost wax technique without damaging incorporated ceramic cores is disclosed that includes subjecting the wax pattern to...
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7216689 |
Investment casting
Pre-molding of wax or similar sacrificial material over one or more cores facilitates a subsequent molding over a core assembly. Individual cores or groups thereof may be pre-molded in a wax body....
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7204294 |
Casting method
In order to more effectively utilise seed crystals 35, 55 to achieve a single crystal grain orientation for a component without the problems of utilising a helix constriction previously necessary...
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7198091 |
Method for securing gemstones in an effectively invisible setting
The invention relates to a method for producing an effectively invisible gemstone setting by casting a wax model of the setting and inserting a flange or post between the stones and into the floor...
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7195800 |
Metal part, and surface treating method thereof
In a metal part in which a rubber is adhered to a portion or the whole of a surface thereof, and a surface treating method of the metal part to improve adhesive property between the metal and the...
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7174945 |
Refractory metal core wall thickness control
In accordance with the present invention, a casting system is provided which broadly comprises a core and a wax die spaced from said core, a refractory metal core having a first end seated within a...
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7172011 |
Method for the production of a lost-foam casting model for a light metal cylinder liner
A light metal cylinder liner with a surface which facilitates the connection with the surrounding cast material may be produced. The cylinder liner is produced by a lost-foam method with a form for...
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7152656 |
Manufacturing method for a wax pattern for making a golf club head
A manufacturing method for a hybrid one-piece design of a wax pattern of a golf club head includes the steps of: prefabricating a first wax pattern in a first molding assembly, the first wax...
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7147032 |
Process and apparatus for assembly of wax trees
In a process for the assembly of wax trees, a wax runner is placed in a flat position, and a wax pattern is located adjacent to the wax runner. Both the wax pattern and the wax runner are heated...
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7117923 |
Methods and apparatus for forming a golf club hosel
A method of fabricating a golf club hosel includes the steps of: (1) providing a mold tool having a cavity corresponding to a hosel having a generally cylindrical boss portion coupled to a...
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7096919 |
Sublimation pattern casting method
An evaporative pattern casting process in which a casting process plan capable of attaining the optimal discharge of generated gas can easily be decided. The evaporative pattern casting process can...
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7082984 |
Article casting method
The present invention is a method for casting a part having a complex shape or having a complex shape thereon. The method includes providing a pattern and securing at least one core to the pattern....
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7080678 |
Hollow jewelry ring design
There is provided a method or process for fabricating a hollow jewelry article which is hollowed or bored out. In accordance with this process, a metal ring model is prepared comprising a solid...
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7059382 |
Method of incorporating brominated compounds as additives to expanded polystyrene molded patterns for use in lost foam aluminum casting
A process including topically applying a finely divided powder onto a plurality of polystyrene beads. The finely divided powder includes brominated compounds including a brominated alkane having at...
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7048030 |
Method of making a casting assembly
A method of making an investment or lost foam casting assembly of a first part movable with respect to a second part includes making first and second separate wax or foam patterns of portions of...
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7044190 |
Sublimation pattern casting method
Provided is an evaporative pattern casting process which ensures that smooth casting can be carried out without blow-back of a molten metal and a molding product having an excellent casting quality...
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7025109 |
Method and apparatus for controlling dispersion of molten metal in a mold cavity
A method and apparatus for controlling the dispersion of molten metal in a mold cavity is disclosed, the control facilitated by a localized densification of foam in a lost foam casting operation...
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6971436 |
Connecting method for wax patterns of a golf club head
A connecting method for the wax patterns of the golf club head includes the steps of: prefabricating a first wax pattern and a second wax pattern, the first wax pattern providing with an engaging...
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6957686 |
Heated blades for wax melting
A knife for heating the wax on the surface of a wax runner. The knife as a surface which is recessed in the center of the surface to permit melted wax to flow up into the recessed area and not flow...
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6929050 |
Wax runners for casting
A wax runner is provided having risers along the edge of the surface which is melted to attach the wax gates of wax patterns to the wax runner. The risers prevent the flow of molten wax over the...
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6904949 |
Method of making turbocharger including cast titanium compressor wheel
A method of making an air boost device, wherein a compressor wheel incorporated therein is re-designed to permit die inserts ( 20 ), which occupy the air passage and define the blades ( 4, 5 )...
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6889742 |
Full mold casting process and device for a differential case with cast-in bolt holes
A peripheral flange formed on a differential case for mounting a ring gear and the peripheral flange is provided with a plurality of cast-in bolt holes for bolting up the ring gear to the...
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6886621 |
Sprue for a lost foam casting system for biasing a directional fill rate from a bottom portion of a metal casting
A sprue structure is specifically designed to facilitate the rapid filling of molded polystyrene patterns with molten metal. It comprises a down sprue and parallel columnar members that are...
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6880618 |
Making subcutaneous flow-channels in foam patterns
Method of making a subcutaneous melt flow-channel in the surface of a fugitive foam pattern used in lost-foam casting process. After a refractory skin has been formed on the surface of a foam...
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6857461 |
Method and device for the production of reticular structures
A method of producing reticular structures, particularly metallic reticular structures, as well as a device suitable for the production thereof. The method and device enable continuous and/or...
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6830093 |
Positioning tool for ceramic cores
An apparatus and method for forming a hollow golf club head is disclosed. The apparatus includes a first mold cavity having depressions formed therein, a second mold cavity having a shape...
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6779584 |
Method for manufacturing a core mold for foam-molding and the core mold
A method for manufacturing a core mold for foam-molding 1, provided with a concavo-convex pattern 5 on its mold surface 1 a for forming a design pattern 4 on the surface 3 a of a...
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6739376 |
Method for producing a golf club head
A method for producing a golf club head includes preparing at least two wax models for the golf club head; combining the at least two wax models; coating the combined wax models with a layer of...
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6710094 |
Processes for preparing patterns for use in metal castings
The present invention is directed to processes for forming styrenic polymers, and their related end uses. In particular, the present invention is directed to processes for preparing patterns for...
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6691764 |
Method for producing casting molds
There is provided a method for producing a dental prosthesis comprising: obtaining three-dimensional digital data relating to a patient's dentition; designing a virtual prosthesis for the dentition...
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6675868 |
Apparatus for performing foundry work
A machine for forming and fitting core support pins into wax ( 70 ) surrounding a core ( 68 ) prior to covering the wax ( 70 ) with a frit ( 76 ), includes one or more punch devices ( 30 ), ( 82 )...
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6669770 |
Facing sand composition and method of incorporation in a mold
A sand casting facing composition comprises a dry mixture of about 77% fine sand, 5% binder, 6% green system sand and 12% burned system sand. The fine sand is mulled with 5.8% wt/wt oil per total...
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6663347 |
Cast titanium compressor wheel
A compressor wheel is re-designed to permit die inserts ( 20 ), which occupy the air passage and define the blades ( 4, 5 ) during a process of forming a wax pattern ( 21 ) of a compressor wheel,...
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