Matches 101 - 150 out of 334 < 1 2 3 4 5 6 7 >
Match Document Document Title
5655592 Method and device for eliminating compression and distortion of wax patterns in lost-wax casting  
Compression and distortion on a wax pattern during curing are eliminated by employing a thermochromatic dye which changes color when investment material sets. By monitoring the dye, the set...
5595234 Method of manufacturing golf club head with integral insert  
The golf club head comprises a head body which defines the front striking face of the club head. Disposed within the head body is a ceramic insert which defines the rear face of the club head. The...
5594989 Process for making jewelry utilizing a hard photopolymer  
The instant invention contemplates a process for manufacturing jewelry including the steps of: (a) creating a photographic negative from a computer-generated image; (b) masking the negative over a...
5577550 Golf club metallic head formation  
A wax shell covered pre-formed core body is provided, the thickness of the wax shell corresponding to the desired thickness of the wall structure. A ceramic shell is formed about the wax shell. The...
5551503 Process for the production of decorative articles in gold or other precious metals and the articles made by the process  
The process consists of starting from a lace or embroidery in cotton or synthetic fibers, applying to the model wax, resins or varnishes capable of increasing the size, then coating the model with...
5535810 Cast orthopaedic implant and method of making same  
A method of forming a cast orthopaedic implant having a porous surface layer is disclosed. The method includes placing a porous layer on a wax replica of the implant such that a portion of the...
5524697 Method and apparatus for single die composite production  
A method for producing composite materials by forming one material in a die cavity such that another material can be forced into the same die cavity and infiltrate the spaces in the first material....
5503218 Method of making a shell mould from a ceramic material for a disposable pattern casting process  
A method of making a ceramic shell mould for casting includes making a pattern having an internal cavity in two parts from a disposable material, glueing the two parts together to complete the...
5468170 Collector's model disintegrator pistol (CMDF)  
In the present invention, a Collector's Model Disintegrator Pistol (CMDP) is formed from a pair of fight side and left side metal castings according to the investment or "lost wax" casting process....
5460217 Apparatus and method for wax tree coating and product manufacturing method using the apparatus and method  
An apparatus and a method for manufacturing cast parts by means of a lost wax process which is fully automated and unmanned. The wax tree coating processes, ranging from after a wax tree...
5398746 Golf club head with integrally cast sole plate and fabrication method for same  
A metal wood golf club head with a hollow body shell of a first lightweight material and a sole plate of a second material having a higher specific weight density than the first material. The sole...
5372177 Method and apparatus for removing wax from casting mold  
A method and an apparatus are provided which allows the safe and inexpensive extinguishing and cooling of flaming wax emanating from an investment casting flash fire dewaxing furnace. Investment...
5368086 Method for making a ceramic mold  
A new method for producing a composite ceramic mold for production of metal castings is disclosed. The composite mold is comprised of a backing layer and a facing layer. The backing layer is formed...
5365996 Method and apparatus for making customized fixation devices  
A method and apparatus is described for making a custom fixation device. The apparatus comprises a means for scanning a treatment site and for producing image data representative of the treatment...
5350002 Assembly and method for making a pattern of a hollow component  
An assembly for making a wax pattern of a hollow component includes a pattern die and a noncircular core which is located within the pattern die. The pattern die is a split die and includes two...
5339888 Method for obtaining near net shape castings by post injection forming of wax patterns  
The invention relates to a method of producing near net shaped metals parts from shaped wax patterns and more particularly a process whereby control of the wax pattern shape from which metal parts...
5318093 Method and apparatus for investment casting  
In an improved method and apparatus for investment casting, a pattern (31) is mounted on a sprue base (19) of an spider gasket (12) that is secured to one end of a standard investment flask (11). A...
5297609 Investment casting of metal matrix composites  
A method for forming a metal matrix composite within a mold of investment material. The method comprises the steps of forming a preform mixture of liquid flow medium, binding agent and...
5290373 Evaporable foam casting system utilizing an aluminum-silicon alloy containing a high magnesium content  
A method of evaporable foam casting of metal articles, such as engine blocks for internal combustion engines. An evaporable foam pattern having a configuration proportionally identical to the...
5277241 Lost modeling-compound casting pattern and method of preparing it  
The shape-dictating surfaces of the pattern are constituted by a thin self-supporting shell (4 & 5) of photocured polymer. The shell is produced by a laser controlled by a computer with reference...
5265664 Fixture for forming evaporative pattern (EPC) process patterns  
A method of casting metal using evaporative pattern casting process patterns in combination with a fixture for creating and maintaining a desired configuration in flexible patterns. A pattern is...
5247984 Process to prepare a pattern for metal castings  
A plastic model pattern indicative of the desired completed pattern having prescribed dimensional tolerances and surface finish characteristics is encased within a Type I material which may be a...
5178201 Method for producing an implant with an open-celled metal structure  
An implant is produced with an open-celled structure at least partly covering its surface. The method uses a positive pattern having a basic pattern with particles bonded to it, the particles...
5113925 Investment casting of metal matrix composites  
A method for forming a metal matrix composite within a mold of investment material. The method comprises the steps of forming a preform mixture of liquid flow medium, binding agent and...
5108668 Process for manufacturing device for casting lead grids for electric battery plates  
In connection with a device for casting lead grids for electric battery plates, a highly porous ceramic mold lining, preferably of zirconium oxide, is prepared by flame-spraying. Such a lining can...
5088544 Process for the lost-foam casting, under controlled pressure, of metal articles  
An improvement to the process for the lost-foam casting of metal articles. According to the process, the casting takes place under a controlled pressure which initially increases at a rate between...
5069271 Countergravity casting using particulate supported thin walled investment shell mold  
An expendable pattern of an article to be cast comprises a meltable material that expands upon heating (e.g., a wax pattern). The pattern is invested with particulate mold material to form a thin,...
5069265 Method of making a turbine engine component  
A turbine engine component includes an annular array of airfoils which extend between inner and outer shroud rings. In order to accommodate thermal expansion of the airfoils, space is provided in a...
5052463 Method for producing a pipe section with an internal heat insulation lining  
A pipe section, especially an elbow pipe section, is cast to have an internal heat insulation lining so that the pipe section can withstand temperatures up to about 2500° C. The internal heat...
5016702 Method of producing open-celled metal structures  
Open-celled metal structures are produced which have walls and webs of uniform strength throughout. The structures may also have an irregular surface pattern. To make a strengthened positive...
5004037 Long span sprue tube for investment casting  
The tube is at least two inches long and has successive sections of progressively smaller diameters to produce a correspondingly shaped sprue passage communicating with a pattern cavity in a...
4995811 Component part removable partial denture and method for designing and making same  
A method for designing and constructing component part removable partial dentures comprising designing the removable partial denture in tooth-supported and tissue-borne components provided with...
4995443 Process for evaporative pattern casting  
A method is disclosed for the casting of metals by the use of a consumable or evaporative pattern. In this method, a foamed pattern of a desired part is first formed. The pattern is then dipped...
4993472 Method of making fingerprint jewelry  
A novel sprue is used to cut wax and obtain the impressions of finger or other digit prints in a quick and effective manner. The sprue has an elongated handle connected to an impression plate...
4987944 Method of making a turbine engine component  
A turbine engine component having an annular array of airfoils disposed between inner and outer shroud rings is made by a method which includes molding bodies of positioning material around central...
4986333 Method of supporting a core in a mold  
The ceramic core is located within the ceramic mold by the insertion of recrystallized alumina pins through the wax encasing the core prior to encasing the whole in a ceramic slurry; on the...
4984620 Apparatus for making molds for making metal castings  
The apparatus comprises two containers, which are adapted to be connected to a vacuum pump. The upper container contains a rotationally symmetrical guiding body. A distributing space is defined by...
4981167 Method of forming products by low turbulence, uniform cross section investment casting  
The conventional investment casting technique is modified to cast metal products where the product has one or more support portons and at least one feeding tube for feeding molten metal into the...
4972897 Spiral sprue loop  
Apparatus useful in forming a mold from a wax pattern in an investment casting process, the invention provides a loop element having arm elements which spiral downwardly from and inwardly of the...
4966225 Ceramic shell mold for investment casting and method of making the same  
A ceramic shell mold and method of making the same. The ceramic shell mold includes a facecoat layer comprised of a first ceramic material. A plurality of alternating layers are formed overlaying...
4966220 Evaporable foam casting system utilizing a hypereutectic aluminum-silicon alloy  
A method of casting utilizing an evaporable foam system with a hypereutectic aluminum silicon alloy. The molten alloy is introduced into a mold in contact with an evaporable foam pattern formed of...
4962909 Mold for dentistry  
A casting mold for the production of muffles which serve for the conversion of wax models to metal, with the casting mold having a funnel shaper (1) which consists of a disk-shaped base plate (4),...
4961459 Method of making an improved turbine engine component  
An improved turbine engine component includes an annular array of airfoils which extend between inner and outer shroud rings. In order to accommodate thermal expansion of the airfoils, cavities are...
4955423 Method of making a turbine engine component  
A turbine engine component includes an annular array of airfoils which extend between inner and outer shroud rings. In order to accommodate thermal expansion of the airfoils, space is provided in a...
4951732 Traverse drum manufacturing method  
An iron metal traverse drum having extremely thin walls is formed by instantaneously injecting a molten metal into a limited cavity of a mold having a form corresponding to the traverse drum in an...
4947926 Investment compound for use in precision casting mold  
An investment compound for use in a precision casting mold comprises MgO powder and Al 2 O 3 powder as main constituents in such a manner that the MgO powder and/or the Al 2 O 3 powder are or...
4940072 Removing pattern material from investment casting molds  
Pattern material, such as wax, is removed from an investment casting mold by vapor phase-condensation heating with a fluorochemical boiling at a temperature above the melting point of the pattern...
4921038 Process for preparing mold for investment casting  
A process for preparing an investment casting mold is provided. A kneaded compound composed of an aggregate and an organic binder is cast into a core molding mold to be solidified therein to...
4919193 Mold core for investment casting, process for preparing the same and process for preparing mold for investment casting having therewithin said mold core  
A core mold to be assembled with a shell mold for use in an investment casting process is provided. The core mold comprises a core matrix essentially consisting of an aggregate and an inorganic...
4905750 Reinforced ceramic passageway forming member  
The forming of a wax or sacrificial pattern for investment castings in which the interior ceramic reinforced passageway forming elements are reinforced with a metallic wire, and sheathed in a...
Matches 101 - 150 out of 334 < 1 2 3 4 5 6 7 >