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| Number | Title | Issue Date |
| 7744805 | Method for rapidly heating and cooling a mold A mold for forming, molding or welding thermoplastic tubing extends through the aperture of an apertured spool supporting an RF energized coil to inductively heat a center section of the mold. A source of air is channeled through a manifold to flow about the center ... | 06/29/2010 |
| 7388178 | Rapid thermal response induction heating system for platen embossing An induction heating system for the manufacturing of optical memory microstructure, wherein the thermal cycle allows the process web to be rapidly heated to the relaxation and re-flow temperature, followed by cooling to the optimum separation temperature in under 10... | 06/17/2008 |
| 7378048 | Method for forming catheter curves A method and apparatus for forming catheters and catheter curves using ferromagnetic materials exposed to an alternating magnetic field. Heat is generated in the exposed ferromagnetic material. The temperature of the ferromagnetic material is allowed to reach a desi... | 05/27/2008 |
| 7288319 | Forming a chemically cross-linked particle of a desired shape and diameter Chemically cross-linked polymeric particles are formed using mechanical rather than chemical processes, facilitating production of small-diameter particles in a manner largely independent of the viscosity or density of the polymer. For example, an uncross-linked res... | 10/30/2007 |
| 7169857 | Homogenous compositions of fluoropolymers and crystalline solids or cross-linking agents and methods of making the same Fluoroelastomers are combined with chemical agents in the presence of supercritical carbon dioxide by swelling the fluoroelastomer with the carbon dioxide, and impregnating the swollen fluorelastomer with the chemical agent. The process can be conducted at relativel... | 01/30/2007 |
| 7160496 | Thermoplastic compositions containing metal material Thermoplastic compositions containing metal materials and a method for preparing the same. The compositions are formed into particles having diameters suitable for a rotational thermoforming processing. The compositions are particularly applicable for use in slush m... | 01/09/2007 |
| 7147919 | Expansion graphite sheet of high thermal resistance, and exhaust gasket of high thermal resistance An expansion graphite sheet of high thermal resistance includes an expansion graphite as a main component, and inorganic thermal resistance particles made of at least one selected from the group consisting of aluminum boride (AlB2 and/or AlB12)... | 12/12/2006 |
| 7141032 | Apparatus and methods for preventing and/or healing pressure ulcers Protective devices, to protect a body part having a bony portion with a soft tissue layer between the bony portion and an outer skin layer, have an inner surface which conforms to the body part to be protected and are applied to the body part to reduce pressure exhi... | 11/28/2006 |
| 7141229 | Graphite material for negative pole of lithium secondary battery, method of manufacturing the graphite material, and lithium secondary battery This invention relates to a graphite material for negative electrode of lithium secondary battery. This graphite material is obtained by carbonizing the pulverized green coke to yield coke, adding one kind or more of boron or a compound thereof to the coke, graphiti... | 11/28/2006 |
| 7087660 | Preparation of components and articles with directed high frequency energy heated silica-rich rubber components containing high softening point polymer and sulfur curative This invention relates to a process of preparation of components and articles of manufacture containing at least one of such components, such as tires, and the resulting prepared components and fabricated articles, by use of directed high frequency energy internally... | 08/08/2006 |
| 7084380 | Raw tire preheating method and apparatus therefor A raw tire-preheating method and apparatus for preheating a raw tire uniformly over all the areas with a reduced running cost. The raw tire-preheating apparatus comprises a tread section-preheating mechanism (16) including a front coil (21) disposed so... | 08/01/2006 |
| 6974557 | Methods for forming an optical window for an intracorporeal device and for joining parts Optical windows for intracorporeal devices, intracorporeal devices comprising a window and a method for forming a window for an intracorporeal device are provided. The method comprises placing within a mold an assembly comprising a mandrel located within a pair of p... | 12/13/2005 |
| 6960746 | Device for instantly pre-heating dies A device for instantly pre-heating dies includes an inductive heating coil disposed between two dies. The inductive heating coil includes a spiral shape for generating high frequency induction heat energy. When the dies are separated by a mechanical arm, the inducti... | 11/01/2005 |
| 6960633 | Fluoropolymer-carbon dioxide compositions and methods of processing fluoropolymers Fluoropolymer materials containing tetrafluoroethylene monomers, such as PTFE, are significantly swollen by supercritical carbon dioxide at high temperatures and pressures. The swollen fluoropolymer is processable by molding, extrusion, and other techniques. In addi... | 11/01/2005 |
| 6943328 | Raw tire preheating method and apparatus therefor A raw tire-preheating method and apparatus for preheating a raw tire uniformly over all the areas with a reduced running cost. The raw tire-preheating apparatus comprises a tread section-preheating mechanism (16) including a front coil (21) disposed so... | 09/13/2005 |
| 6916435 | Process of making graphite articles A process for preparing graphite articles is presented. In particular, the process includes employing a particulate fraction comprising at least about 35 weight percent coke, coal or combinations thereof having a diameter such that a major fraction of it passes thro... | 07/12/2005 |
| 6896840 | Protective strap and method of manufacturing the same The present invention provides a protective strap and the method of manufacturing the same. The method includes the steps of providing an elongated strap-like base layer; printing a predetermined drawing on a surface of the base layer, wherein the drawing is formed ... | 05/24/2005 |
| 6881374 | Method for induction lamination of electrically conductive fiber reinforced composite materials A method and apparatus for forming laminate composite structures. At least two laminae, each containing electrically conductive reinforcing fibers, are placed upon each other in contacting relationship to form a generally layered structure. The layered structure may... | 04/19/2005 |
| 6776949 | Polymer welding using ferromagnetic particles An apparatus and method for bonding polymeric materials is provided. The apparatus and method both utilize ferromagnetic materials in association with the polymeric materials to be bonded together. The polymeric materials, and the ferromagnetic material, are placed ... | 08/17/2004 |
| 6682687 | Method for manufacturing a tire When a green tire is molded on a bladder in molding step and then carried into the mold of a vulcanizer in vulcanization step to vulcanization-mold the green tire, the upper bead and lower bead of the green tire are connected and fixed through a center po... | 01/27/2004 |
| 6602810 | Method for alleviating residual tensile strain in thermoplastic welds Thermoplastic welding is an emerging technology targeted at significantly reducing the manufacture of aerospace structure by eliminating fasteners and the touch labor associated with fasteners to prepare, install, and inspect the assemblies. Thermoplastic... | 08/05/2003 |
| 6464814 | Method for molding an end of a long resin molded article A method for molding an end of a long resin molded article that is obtained by extrusion molding and has a design surface and an attachment surface extended in a longitudinal direction of the long resin molded article, and the attachment surface is attach... | 10/15/2002 |
| 6383435 | Method and apparatus for expanding and conferring a cup shape to the terminal junction segment of bi-axially oriented pipes made of thermoplastic material A method and apparatus for conferring a cup shape to the terminal junction segment of pipes that are bi-axially oriented longitudinally and circumferentially and hence very sensitive to diameter and length reduction through heat. The apparatus includes a ... | 05/07/2002 |
| 6346210 | Method of shaping susceptor-based polymeric materials A susceptor-impregnated thermoplastic foam is molded by heating the susceptor-impregnated thermoplastic foam, preferably by induction; imprinting an object against the foam; and allowing the foam to cool into a hardened form conformed to the object.... | 02/12/2002 |
| 6310333 | Induction heating method for manifold in hot runner mold In an induction heating method for a manifold in a hot runner mold, it is possible to uniformly heat a material over the entire length of a runner. Also, a coil is easily attached to and detached from the manifold. The hot runner mold includes a fixed mol... | 10/30/2001 |
| 6287505 | Self-tuning material and method for manufacturing the same Self-tuning materials which can efficiently emit or receive radio waves in spite of being simple in their construction and small in their dimension, and are applied to patch antenna, wave directors or the like. Metallic chips containing two or more kinds ... | 09/11/2001 |
| 6278096 | Fabrication and repair of electrically insulated flowliness by induction heating A method of repairing the insulation of a subsea insulated pipeline which includes the use of an induction heating coil placed around the insulated pipe in the vicinity of an insulation defect. An electric current is provided to the induction heating coil... | 08/21/2001 |
| 6220846 | Apparatus for expanding and conferring a cup shape to the terminal junction segment of bi-axially oriented pipes made of thermoplastic material An apparatus for conferring a cup shape to the terminal junction segment of pipes that are bi-axially oriented longitudinally and circumferentially and hence very sensitive to diameter and length reduction through heat. The apparatus includes a furnace wh... | 04/24/2001 |
| 6107008 | Ionizing radiation post-curing of objects produced by stereolithography and other methods An object comprised of a curable material and formed by stereolithography or another three-dimensional prototyping method, in which the object has undergone initial curing, is subjected to post-curing by ionizing radiation, such as an electron beam having... | 08/22/2000 |
| 5942259 | Method and apparatus of controlling temperature of injection preform for stretch blow molding A preform heating method for heating a preform for a stretch blow molding is executed by an apparatus which comprises an outer heating die having a cavity for the preform, a thermal-insulating pot surrounding the outer heating die and a high-frequency hea... | 08/24/1999 |
| 5876656 | Method of fabricating a molding With an auxiliary electrode having a shape corresponding to the end of a workpiece attached to an upper electrode of a high frequency heater for high-frequency heating the end of the workpiece extruded, the workpiece is high-frequency heated intensively a... | 03/02/1999 |
| 5837183 | Golf ball molding method and apparatus A golf ball molding apparatus includes a mold comprising a pair of upper and lower mold halves (1 and 2) adapted to be mated to define a spherical cavity therebetween, each mold half being formed of a non-magnetic material and having a thin film layer (4)... | 11/17/1998 |
| 5622669 | Process and apparatus for the vulcanizing of tires A tire vulcanization apparatus in which an encaser 3 makes it possible to introduce a tire into a mold 1 and, by means of inductors 42, transfers to the mold heat energy necessary for vulcanization and in which a chamber 5 receives several molds 1 and mak... | 04/22/1997 |
| 5609815 | Process for fast manufacturing of carbonaceous products A process for manufacturing carbonaceous parts including the steps of shaping a mixture of carbonaceous powder and bonding agent to form raw parts, cooling the raw parts to ambient temperature at a known rate and firing the cooled parts in a furnace from ... | 03/11/1997 |
| 5591369 | Method and apparatus for consolidating organic matrix composites using induction heating A method and apparatus for forming and consolidating organic matrix composites. An organic matrix composite panel comprising laid-up prepregs is placed between sheets of a susceptor material that is susceptible to inductive heating to form a workpiece. Th... | 01/07/1997 |
| 5530227 | Method and apparatus for consolidating organic matrix composites using induction heating A method and apparatus for forming and consolidating organic matrix composites. An organic matrix composite panel comprising laid-up prepregs is placed between sheets of a susceptor material that is susceptible to inductive heating to form a workpiece. Th... | 06/25/1996 |
| 5483043 | Induction heating of polymer matrix composites in a mold press Induction heating is utilized to heat polymer matrix composites containing electrically conductive fibers. This is accomplished with an apparatus having a mold with first and second cores positioned to receive a workpiece therebetween and first and second... | 01/09/1996 |
| 5453149 | Improved process for effecting electromagnetic bonding of plastic parts An improved electromagnetic bonding process wherein the plastic parts or components to be bonded are configured to be positioned with respect to each other at the point of bonding under a frictional or interference fitting relationship embraced by the int... | 09/26/1995 |
| 5412185 | Induction heating of polymer matrix composites in an autoclave Induction heating is utilized to heat polymer matrix composites containing electrically conductive fibers. This is accomplished with an apparatus having a mandrel for supporting a composite workpiece and a helical induction coil disposed around the mandre... | 05/02/1995 |
| 5393536 | Coextrusion apparatus The present invention includes a method of producing a reinforced extrusion product, the product of the method, and the apparatus for making a reinforced extrusion product. The method of producing an extruded composite of the present invention, comprises ... | 02/28/1995 |
