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8162640 |
Mold heating/cooling structure
A mold heating/cooling structure for a mold configured with a die base and an insert, comprising: a heat insulating layer, disposed surrounding a die impression of the die base for insulating the...
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7854868 |
Mold protecting system and method for protecting an injection molding system
A mold protecting system for an injection molding machine includes a voltage source, a controller, a first mold, a second mold, a fixed platen, and a movable platen. The first mold is fixed to the...
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7682552 |
Capacitive measurement method and system for nanoimprint process monitoring
The present invention relates to a capacitive measurement method and system for a nanoimprint process, which arranges a plurality of electrode plates on both the backside of the master mold and the...
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7547204 |
Nano-precision sintering system
The present invention provides a nano-precision sintering system 1 for sintering a nano-sized powder of a material in the pulse energization and pressure sintering process to obtain a highly...
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7419373 |
Apparatus and 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...
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7393193 |
Techniques for making a metallic product utilizing electric current in a consolidation process
A system is capable of making a metallic product with robust mechanical and electrical properties. The system includes a pressing stage configured to compress powder (e.g., MMC material) to form a...
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7326043 |
Apparatus and method for elevated temperature electrospinning
Elevated temperature electrospinning apparatus comprises a pump upstream of or containing a resistance heater, means to shield applied electrostatic field from the resistance heater, and a...
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7182890 |
Matrix and method of producing said matrix
The invention relates to a matrix suitable for use in the replication of a plastic element having a positive microstructure, comprising a first wear-resistant layer that is supported by a carrier...
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6991702 |
Electronic spinning apparatus
An electrospinning apparatus including a spinning dope main tank, a metering pump, a nozzle block, a collector positioned at the lower end of the nozzle block for collecting spun fibers, a voltage...
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6899842 |
Method and installation for laying a cylindrical pipe on a support
A process and plant for laying a pipe in a trench comprising placing a flattened tubular preform in the trench, the perform having a reinforcement surrounding an inner seal, the reinforcement being...
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6776598 |
Semiconductor chip molding apparatus and method of detecting when a lead frame has been improperly positioned in the same
A semiconductor chip molding apparatus includes an upper platen including an upper mold, a lower platen including a lower mold having a molding block configured to receive a lead frame, a...
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6612826 |
System for consolidating powders
This invention relates to a system and method for consolidating particulate material, such as particulate material, in order to achieve at least ninety-five percent (95%) or even ninety-eight...
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6604925 |
Device for forming a filtering material
A device for producing a porous fiber structure. One or more points of high surface curvature is produced in a liquefied polymer, such as a polymer solution or a polymer melt. The points of high...
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6454970 |
Matrix, method of producing and using the matrix and machine including the matrix
The invention relates to a method of producing a matrix suitable for use in a plastic element-producing machine, a matrix produced in accordance with the method and use of such a matrix to form a...
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6337045 |
Method for the manufacture of pharmaceutical cellulose capsules
A method and apparatus for manufacturing pharmaceutical capsules use an aqueous solution of a thermogelling cellulose ether composition and use capsule body pins and capsule cap pins as molds. The...
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6245280 |
Method and apparatus for forming polycrystalline particles
A method and apparatus for forming polycrystalline particles by gas phase condensation employing arc plasma evaporation. The disclosed method and apparatus may be employed to form polycrystalline...
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6214513 |
Slot coating under an electric field
A coating process for the fabrication of organic photoreceptors employs an electrically conductive single slot die biased to allow an electric field between the die and the ground plane on the...
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6136255 |
Method and device for manufacturing biodegradable molded objects
A voltage is applied to a feeder plate (29) from a power source section (2) including an alternating power source for dielectric heating, whereby an electric field in a direction crossing a...
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5800839 |
Plastic magnet injection molding machine
A plastic magnet injection molding machine comprising a pair of exciting coils respectively embedded into a fixed plate and a movable plate along with respective seats and a metal mold including...
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5589129 |
Method of manufacturing a molding using a filler or an additive concentrated on an arbitrary portion or distributed at a gradient concentration
A liquid resin composition prepared by mixing an ionic material and/or a chargeable material into a thermosetting or thermoplastic resin is injected into a mold having a predetermined inner shape,...
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5569432 |
Method for making a vibration dampener of an electrorheological material
There is disclosed a method for making a vibration dampener, the dampener cluding a body for disposition between two relatively movable members, the body being formed from a carrier of a gel...
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5529474 |
System for preheating a molding compound
A system (30) and method for preheating molding compound in the form of resin pellets (20) used in molding integrated circuits (50). A slanted plate (36) is connected to an electrode (31) to...
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5486319 |
Tire cure control system and method
A tire cure control system and method characterized by a computer-based data acquisition and process control unit that uses non-invasive, direct cure measurements to adjust the length of cure so...
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5451257 |
Porous film and porous film manufacturing apparatus
This invention provides a porous film useful as a fresh fruit and vegetable wrapping material which is obtained by forming a large number of small recesses in an organic film and which does not...
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5366580 |
High frequency welding machine
The high frequency welding machine utilizes the computer or central processing unit, various means for sensing various parameters of the welding machine, and various means for activating various...
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5359253 |
Piezoelectric material comprising a polymer network
The invention relates to a piezoelectric element comprising a piezoelectric material 1, in the form of a polymer network, between at least two electrodes 2, 3. The piezoelectric material is formed...
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5246638 |
Process and apparatus for electroconsolidation
The present invention is directed generally to apparatus for and improvements in powdered metal consolidation processes, some of which referred to as "electroconsolidation" processes, and more...
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5125822 |
Apparatus for the production of ceramic articles
The present invention relates to apparatus for producing tubular ceramic articles. The apparatus is comprised of a vertically positioned electrical induction furnace; a plurality of spaced...
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5122043 |
Electric pulsed power vacuum press
An electric pulsed power vacuum press assembly for fast pulse heating of electrically conductive materials at high pressures is disclosed. The fast pulse capability is provided for by a current...
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4971540 |
Apparatus for laying a mat of fibrous material
An apparatus for laying a mat of fibrous material which includes an upwardly inclined belt onto which the fibrous material is fed, one or more combing roller located above the belt, a stripping...
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4942002 |
Process for converting carbon blanks into graphite electrodes
Cylindrical carbon blanks are assembled into one or more upright stacks which are advanced stepwise in an upward direction in one or more upright tubes which insulate the column or columns from the...
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4865702 |
Process of electrochemically re-alkalizing reinforced concrete
A process is disclosed for re-alkalizing carbonized reinforced concrete. An electric current is impressed between adjacent areas of concrete, one of which has become carbonized with consequent loss...
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4800048 |
Die drawing process and apparatus for piezoelectric polymer films and tubes
Apparatus and processes for preparing polymeric piezoelectric films of one or more layers or tubular products having a central wire core by drawing a suitable polymeric blank through either a flat...
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4772438 |
Method and apparatus for continuous shaping of carbon-fiber-reinforced plastic tubes
In a method and apparatus for continuous shaping of carbon-fiber-reinforced plastic tubes, a carbon fiber prepreg in tape form impregnated with a first thermosetting resin is laminated on and...
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4765890 |
Apparatus for reducing tailing in a liquid chromatograph
To reduce tailing, the frit at the outlet to the liquid chromatographic column has a diameter substantially equal to that of the inside diameter of the outlet end of the column and less than two...
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4758386 |
Wave-shaped AC arc for lensing system
A system is provided for forming an end of an optical fiber into a lens, using a high frequency AC electric arc of predetermined frequency, which avoids the creation of harmonic frequencies that...
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4734228 |
Process and device for preparing a piezoelectric material
According to the invention, the dipolar orientation of an object made of material adapted to present piezoelectric properties is obtained by exposing at least one of the faces of the object to a...
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4684337 |
Device for polarizing ferroelectric materials
Means for polarizing ferroelectric materials up to a predetermined polarization level include the application of an electric field E to these materials. According to this method the ferroelectric...
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4668448 |
Thermoplastic processing of thermotropic liquid-crystalline polymers under the influence of electric fields
The processing by shaping, in particular includes here the moulding, spinning, extrusion, compression and injection moulding of polymers. An electric field thereby influences the flowing polymer...
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4548570 |
Extrusion apparatus for producing thermoplastic pipe
Apparatus is disclosed for the formation of pipe comprising one or more layers of thermoplastic resin. The apparatus comprises a die housing having a bore therethrough with a mandrel longitudinally...
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4526735 |
Process for producing fibrous assembly
A process and apparatus for producing a fibrous assembly. At least one fiber-forming polymer is extruded through a spinneret having numerous small openings. The process uses a die equipped with a...
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4514162 |
Appliance for heating an electroconductive material in the form of a continuous strand
The invention relates to an appliance for heating an electroconductive material, preferably one which hardens as a result of this heating process, this material being in the form of a continuous...
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4489021 |
Process for manufacturing large-length and large-diameter hoses
There is disclosed a process for manufacturing large-diameter, large-length hoses. The process is characterized by applying the elements required for building the hoses onto a flexible foundation...
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4483815 |
Process and device for vulcanizing with continuity elastomeric material hoses
Elastomeric hoses are vulcanized by a process wherein the outer surface layer (sheath) is completely vulcanized while the remainder remains unvulcanized. The surface layer and part of the resistant...
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4459250 |
Process and apparatus of extrusion molding rubbers and thermal cross-linking synthetic resins
A process of extrusion molding plasticized vulcanizable or cross-linkable rubber or synthetic resin materials, comprising the steps of heating said materials to an elevated temperature in a short...
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4456578 |
Method and apparatus for producing a friction element for a disc brake
A friction element for a motor car or motor cycle disc brake is produced by pressing a powdered friction material in a die cavity using first and second resistance heating electrodes. The friction...
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4399084 |
Process for producing a fibrous assembly
The present invention provides a process for producing a fibrous assembly, which comprises extruding a melt of a fiber-forming polymer through a mesh spinneret, said spinneret including many...
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4399083 |
Method and apparatus for making a composite carbon material
A method of and an apparatus for making a composite carbon material from a precompact of granular carbons of different kinds or origins. A localized region of the carbon precompact is subjected to...
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4397815 |
Apparatus for the dry crosslinking of strands of elastomers
Apparatus for the dry cross linking of strands of elastomer, in particular in the production of elastic cables and multilayered profiles comprises a string of tubes through which the strand passes....
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4298418 |
Method and apparatus for the manufacture of a locked material of filament
A method for the manufacture of a locked material of filaments, which comprises compression molding in a prescribed shape short fibers of three-dimensionally crimped synthetic filaments, applying...
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