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| Number | Title | Issue Date |
| 8127822 | Manufacturing method of tire forming mold and tire forming mold A manufacturing method of a tire forming mold in which an annular mold portion is constituted by a combination of sectors includes a step of manufacturing a circular arc shaped inner segment provided with a concavo-convex shape, a step of dividing the inner segment ... | 03/06/2012 |
| 7861765 | Method of making a multi-element mold assembly for, e.g., footwear components A mold assembly for footwear components is cast as a collection of mold elements having integral attachment members. Attachment members of separate mold elements may then be joined by, e.g., welding. Handles may also be formed into one or more mold elements as part ... | 01/04/2011 |
| 7347247 | Method of forming a metal casting having a uniform side wall thickness A core rod is utilized in the process of forming a core in a metal casting. The core rod has a length and opposite ends. The core rod is generally round in cross-section along at least a portion of the length of the core rod proximate at least one of the ends config... | 03/25/2008 |
| 7334769 | Resin molding machine and member for resin molding machine having film in passive state A member for a resin molding machine wherein it has a face contacting with a molten resin, and at least a part of the face is covered with a film of an oxide of a base material of the face or a component contained in the base material. The use of the member in the m... | 02/26/2008 |
| 7308928 | Method of making a multi-element mold assembly for, e.g., footwear components A mold assembly for footwear components is cast as a collection of mold elements having integral attachment members. Attachment members of separate mold elements may then be joined by, e.g., welding. Handles may also be formed into one or more mold elements as part ... | 12/18/2007 |
| 7225856 | Precipitation-hardenable alloy core rod, plunger tip having a uniform side wall thickness, and method of forming same A core rod is utilized in the process of forming a core in a metal casting. The core rod has a length and opposite ends The core rod is generally round in cross-section along at least a portion of the length of the core rod proximate at least one of the ends configu... | 06/05/2007 |
| 7225853 | Thermoforming method and apparatus A thermoforming apparatus having a mold with an internal vacuum chamber and a quench for cooling a thermoplastic sheet while it remains on the mold. Because the quench cools the sheet, conventional cooling lines are eliminated from the mold. A preferred process of u... | 06/05/2007 |
| 7114546 | Tire mold and method for making a tire mold A tire mold according to the invention includes a plurality of tread sectors for forming a tread portion of a tire and two shell inserts for molding the sidewalls of a tire wherein the tread sectors and the shell inserts are castings formed from the same model. A me... | 10/03/2006 |
| 7096921 | Functionally graded alumina-based thin film systems The present invention provides coating systems that minimize thermal and residual stresses to create a fatigue- and soldering-resistant coating for aluminum die casting dies. The coating systems include at least three layers. The outer layer is an alumina- or boro-c... | 08/29/2006 |
| 7066234 | Stamping tool, casting mold and methods for structuring a surface of a work piece A simple, cost-effective stamping or molding in the nanometer range is enabled using a stamping surface or molding face with a surface layer having hollow chambers that have been formed by anodic oxidation. ... | 06/27/2006 |
| 7061626 | Method of manufacturing an optical element using a hologram A method of manufacturing an optical element having an optical surface of a target shape includes performing an interferometric test using an interferometer optics, wherein the interferometer optics includes a hologram that deflects a beam of measuring light by a su... | 06/13/2006 |
| 7051783 | Precision molding method The invention relates to a method for forming a green article for subsequent sintering or infiltration. This method includes providing a mold having an internal cavity that outlines the shape of the article, introducing metal or ceramic particles into the mold in an... | 05/30/2006 |
| 7047928 | Method for casting an iron alloy reinforced aluminum alloy engine block A method of high pressure die casting in iron alloy reinforcements for main bearing scantlings in an aluminum alloy engine block for an internal combustion engine. Prior to casting, reinforcements (1) having bores (6) for main bearing screws are placed... | 05/23/2006 |
| 7045219 | Short metal fibers The present invention relates to short metal fibers. A set of short metal fibers, with an equivalent diameter ranging from 1 to 150 $(m)m, comprises entangled and curved fibers. At least 10% of the short metal fibers are entangled, whereas the length of the curved f... | 05/16/2006 |
| 7004221 | Mold components having a conformal thermal management system and methods for manufacturing same A method for manufacturing a mold component having a conformal thermal management system comprises forming a first mold segment and a second mold segment, each comprising a surface having a profile defined by the surface. A channel pattern is disposed beneath the pr... | 02/28/2006 |
| 6913064 | Refractory metal core A casting system for forming a gas turbine engine component is provided. The casting system, in a first embodiment, comprises a shaped refractory metal sheet having a plurality of features for forming a plurality of film cooling passages, which features are formed f... | 07/05/2005 |
| 6782940 | Method for rapid reproduction of molds and mold components The invention overcomes prior art problems associated with mass-production of technology-based commercial products like watch cases, mobile telephone housings, medical appliances, etc. such as high investment in tooling, delays in production, short economic tool lif... | 08/31/2004 |
| 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 1a for forming a design pattern 4 on the surface 3a of a foam-molded article 3, comprises ... | 08/24/2004 |
| 6675863 | Seamless master and method of making same Hollow, cylindrical, seamless metal master for producing seamless diffuser sheets of preselected length and width. Additional aspects of the invention include a hollow cylindrical seamless invertable elastomeric master and method of making the same and an... | 01/13/2004 |
| 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 dry mixture and catalyst at about 0.5% wt/wt. Preferably, f... | 12/30/2003 |
| 6577919 | Blow molding method for superplastic material and system A method for blow molding a superplastic metal plate by in relation to time applying to it pneumatic pressure that is based on a maximum value of a strain rate of the superplastic metal plate as a set pattern of pneumatic pressure in relation to time when... | 06/10/2003 |
| 6510887 | Method for producing casted body having thin portion A method for producing a cast body having a thin portion is provided, including subjecting a thin member of iron, copper, or nickel alloy to metal-ceramic insertion in a matrix of iron or copper. In the method, the thin member including a ceramic layer on... | 01/28/2003 |
| 6426027 | Method of injection molding for creating a fluid meter housing A method of creating a fluid meter housing is disclosed wherein molten material is injected into a cavity formed between a core and a mold. After cooling, the material assumes the shape of the housing and contains the core. Upon heating, the core melts an... | 07/30/2002 |
| 6416678 | Solid bi-layer structures for use with high viscosity inks in acoustic ink printing and methods of fabrication Low acoustic solid wave attenuation structures are formed with an electroformed nickel mold, and are incorporated within acoustic ink emitters, between the focusing lens and surface of an ink layer. The structures have characteristics of low attenuation o... | 07/09/2002 |
| 6403153 | Mechanical locking/constrainment of an active layer on a solid support The present invention broadly relates to the mechanical locking and constrainment of an active layer on a given solid surface, wherein the active layer is formed. In addition, disclosed herein is a macrostructured mold with improved heat-absorbing ability... | 06/11/2002 |
| 5950704 | Replication of surface features from a master model to an amorphous metallic article The surface features of an article are replicated by preparing a master model having a preselected surface feature thereon which is to be replicated, and replicating the preselected surface feature of the master model. The replication is accomplished by p... | 09/14/1999 |
| 5944097 | Composite substrate carrier for high power electronic devices A substrate carrier for a ceramic substrate which supports one or more high power semiconductor devices which is fabricated from a metal base composite and which includes strategically located high conductivity copper based inserts to provide an effective... | 08/31/1999 |
| 5902840 | Modified polymeric aromatic isocyanates having allophanate linkages The invention relates to modified polymeric aromatic isocyanates having allophanate linkages prepared by (a) reacting a polymeric aromatic isocyanate with a monofunctional aliphatic alcohol to form an intermediate modified polymeric isocyanate; and (b) re... | 05/11/1999 |
| 5791040 | Method for making ceramic tools for the production of micromagnets A method for making ceramic, micro-electromechanical tools which can be used for the production of micromagnets with a multi-pole, micro-polarization pattern. The method includes the steps of molding a plurality of base elements in the form of a generally... | 08/11/1998 |
| 5785903 | Method of molding high-viscosity materials This invention provides a method of molding which can feed the high-viscosity material quickly and accurately as well as with good operability. For achieving quick heating and cooling cycles in a mold, the mold is constructed from a mold material having s... | 07/28/1998 |
| 5722038 | Mold element construction and related method A method for forming a mold element comprised of metallic pellets and a bonding agent to bond together the metallic pellets. The metallic pellets can be a mixture of ferrous shot and ferrous grit and the bonding agent can be a solvent or a resin. The meth... | 02/24/1998 |
| 5687788 | Implantable articles with as-cast macrotextured surface regions and method of manufacturing the same An implantable article having on at least a portion of its exterior surface an integral, as-cast macrotextured surface with macropores having undercut edge profiles. A complex macrotextured surface is provided by forming a casting mold so that the mold ha... | 11/18/1997 |
| 5515903 | Method of making a mold A method is disclosed for making molds for use in injection molding wherein a cement replica is made of a pattern by curing the cement in a silicon rubber negative of the pattern, then pouring molten zinc or zinc alloy into a frame containing the cement r... | 05/14/1996 |
| 5343929 | Apparatus for deburring foundry cores and similar workpieces An apparatus for deburring foundry cores (3) and similar workpieces, comprising a vibration device, a stationary base (10) which carries the vibration device, and a deburring template (4), is designed and constructed for an effective deburring with a redu... | 09/06/1994 |
| 5318091 | Die coating A metal casting die, and a method for its production, are described. By the method the die has provided over at least a part of its internal cavity forming surfaces, indentations of predetermined depth, area and distribution, by employing a technique sele... | 06/07/1994 |
| 5293766 | Method for making slender seamless steel mold A method for making slender seamless steel mold is disclosed, wherein the outer surface of a solid slender male mold is first chased with concave and convex stripes. Then, the male mold is hardened and fitted into a hollow female mold which has not been g... | 03/15/1994 |
| 5188791 | Concrete composition for the manufacture of moulds, mould and process for the manufacture of a mould Compound concrete composition for the manufacture of moulds, comprising: (1) a binder which comprises an alkaline-earth mineral substance, a constituent made up of fine particles of a compound other than an oxide, 90% of which have a particle size of betw... | 02/23/1993 |
| 5176195 | High permeability metal casting plaster and method of making same A high permeability metal casting plaster is used for production of high accuracy simulated castings for prototypes and any other plastermold castings. Methods are provided that create the high permeability metal casting plaster and mold. Also, a high per... | 01/05/1993 |
| 4998578 | Method of making metal matrix composites An aluminum metal matrix composite comprises an aluminum metal matrix embedding a second filler, such as a ceramic second filler, and is formed by contacting, for example, a molten aluminum metal with a permeable mass of second filler within a ceramic imp... | 03/12/1991 |
| 4989664 | Core molding composition A ceramic core molding composition, which includes alumina fibers, zircon, and fumed silica in an amorphous silica base, reduces shrinkage and shrinkage stresses during the core production process. Cores produced utilizing the disclosed composition and me... | 02/05/1991 |
