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7351052 |
Apparatus for producing nanofiber utilizing electospinning and nozzle pack for the apparatus
The apparatus for producing a nanofiber includes a supply unit ( 110 ) for supplying melted polymer for fiber material, a spinning unit ( 122 ) having several radiation nozzles ( 122 ) to which...
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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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7276271 |
Polymer fiber tubular structure having kinking resistance
An apparatus for forming a tubular structure from a liquefied polymer, the apparatus comprising: (a) a dispenser for dispensing the liquefied polymer; (b) a precipitation electrode being at a first...
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7244116 |
Apparatus for improving mechanical characteristics of nonwoven materials
An apparatus for forming a nonwoven material from a liquefied polymer, the apparatus comprising: (a) a precipitation electrode; (b) a dispenser spaced apart from the precipitation electrode, and...
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7232302 |
Apparatus for continuously shaping an undulating profile into a plate of polymeric material
Process and apparatus for continuously and permanently shaping a plate in plastic material according to an undulated profile. The apparatus includes a guide and positioning surface of the plate; a...
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7232299 |
Flow molding apparatus with multiple layers of molds and electrodes
A flow molding apparatus with multiple layers of molds and electrodes is disclosed. In an exemplary embodiment, the apparatus includes top and bottom electrodes with an intermediate electrode...
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7134857 |
Electrospinning of fibers using a rotatable spray head
Apparatus and method for electrospinning fibers in which the apparatus includes a spray head having a longitudinal axis and including at least one electrospinning element disposed in a peripheral...
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7132632 |
High frequency induction heater built in an injection mold
A high frequency induction heater built in an injection mold. The high frequency induction heater has a metal or silicon mold-insert, at least a heating module and at least a thermometer detector....
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7112293 |
Method and apparatus for manufacturing polymer fiber shells via electrospinning
An apparatus for manufacturing a polymer fiber shell from liquefied polymer is provided. The apparatus includes: (a) a precipitation electrode being for generating the polymer fiber shell...
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7086846 |
Electro spinning of submicron diameter polymer filaments
An electro spinning process yields uniform, nanometer diameter polymer filaments. A thread-forming polymer is extruded through an anodically biased die orifice and drawn through an anodically...
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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...
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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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6984352 |
Dielectric mold for uniform heating and molding of polymers and composites in microwave ovens
A mold for uniformly heating working material to form a workpiece using a microwave oven. Uniform heating of a workpiece of variable thickness may be obtainied in a microwave oven with a uniform...
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6942901 |
Fabrication of particulate tapes by electrophoretic deposition
A single or multi-component particulate tape and a method and apparatus for making the single or multi-component particulate tape. More particularly, the present invention relates to a single or...
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6783722 |
Apparatus and method for producing a nonwoven web of filaments
Spunbond nonwoven fabrics are produced with an apparatus which comprises a spinnerette having a plurality of orifices for extruding filaments; an attenuator for receiving and attenuating the...
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6761548 |
Isotat for the treatment of materials in liquid
The invention relates to the equipment for high-pressure, high-temperature treatment of materials in liquid and enables to broaden the technological capabilities of an isostatic press. The...
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6744025 |
Apparatus for hot-pressing a planar product
The invention relates to an apparatus for hot-pressing a planar product in a process using microwave heating. The apparatus comprises a constant-volume, box-like microwave resonant cavity divided...
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6716022 |
Biodegradable and edible feed packaging materials
Molding apparatus ( 10 ) is provided which allows use of a particulate non-liquid molding material ( 121 ) to produce a variety of articles, such as frustoconical barrel segments ( 122 ). The...
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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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6561787 |
Apparatus for forming biodegradable and edible feed packaging materials
Molding apparatus ( 10 ) is provided which allows use of a particulate non-liquid molding material ( 121 ) to produce a variety of articles, such as frustoconical barrel segments ( 122 ). The...
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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...
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6410895 |
Induction heating coil unit for manifold in hot runner mold
In an induction heating coil unit 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...
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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...
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6340442 |
Method and apparatus for producing molded tubular objects from polymer concrete
A method and apparatus for producing tubular molded products from molding material includes a mold casing and a mold core having a common longitudinal central axis which is vertically disposed. The...
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6309582 |
Method for making insignias with raised designs including two pressing steps
A method and apparatus for making insignias with a raised design is capable of providing more aesthetic appearance to the insignias thus made. A base material consisting of a base sheet and a...
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6231803 |
Method for stretching plastic nets and grids apparatus for performing the method
A method for stretching plastic nets and grids having the peculiarity that it consists in subjecting the product to be stretched to irradiation with electromagnetic waves with a wavelength above...
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6221301 |
Method of producing thermoplastic resin films and apparatus for producing the same
Method and apparatus for producing thermoplastic resin film which allows a biaxially oriented polyester film to be formed at a high speed of 400 m/min or more. In the method, a molten thermoplastic...
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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...
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6203306 |
Apparatus for manufacturing a rubber-metal plate composite
An apparatus for heating a rubber-metal plate composite formed of a plurality of unvulcanized rubber layers and metal plates, each being overlaid alternately, by induction heating, includes an...
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6033198 |
Apparatus for the formation and polarization of micromagnets
A method for making micromagnets and magnets with a micro-polarization pattern on at least one surface thereof. The method includes the steps of molding a ceramic mold form including a cavity...
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6008480 |
Induction heating apparatus and method for fusing battery cell terminals
An induction heating method and apparatus for simultaneously and efficiently fusing battery cell terminal posts and bushings in a battery production line. The apparatus includes an induction...
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6001299 |
Process and apparatus for manufacturing an electret article
A process for electret treatment is described, involving (1) placing the dielectric article between a combination of a first ion-repulsive electrode and a first ion-attractive electrode and between...
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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...
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5939012 |
Method and apparatus for manufacture of carbonaceous articles
A carbonaceous article is made by baking paste under continuously applied high pressure. The paste is extruded as it is baked to form the article, and the article may be further machined after...
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5935476 |
Device for heating a press tool using magnetic induction heating; press having such a device, and method of manufacture
A device for heating a press tool (4), which is mounted in a press (3) for manufacturing products wholly or partially of plastic or composite, consists of a core (1) of electric sheet steel, a coil...
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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...
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5872352 |
Swingable induction heating chamber for melting ingot for metal casting
A heating machine for heating an ingot of a metal such as a magnesium alloy. The heating machine has a heating chamber equipped with a RF induction coil capable of swinging about a horizontally...
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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...
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5834037 |
Apparatus for making insignias with raised designs
A method and apparatus for making insignias with a raised design is capable of providing more aesthetic appearance to the insignias thus made. A base material consisting of a base sheet and 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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5770143 |
Method for liquid thermosetting resin molding using radiofrequency wave heating
A method and apparatus for liquid thermoset resin or polymer molding using electromagnetic waves (particularly radiofrequency waves or microwaves), is described. The method and apparatus uses a...
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5762972 |
Apparatus for heating a mold for an injection molding system
An apparatus performs induction heating or dielectric heating of a mold for an injection molding system up to a desired temperature within a short time by using high frequencies or microwaves. The...
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5653778 |
Molding device comprising microwave generator and a microwave oven
A device for molding products made of glass or a synthetic resin which device has a microwave generator, a microwave oven coupled to the generator and mold parts movable relative to each other...
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5641449 |
Method and apparatus for high-speed drying and consolidating of structural fiberboard
Methods and apparatus for rapidly drying and compacting wet fiber mats are disclosed. Rapid drying is produced by heating the wet fiber mats with a combination of radiowave energy and conductive...
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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...
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5609891 |
Method to treat materials by microwave
A device for microwave treatment of materials includes a mold (1) used to hold the material (3) to be treated and a microwave generator which is used to apply to the mold (1) the microwave energy...
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5599412 |
Method and apparatus for producing aligned cholesteric liquid crystal inks
In color printing, and in the fine arts, cholesteric liquid crystal (CLC) color inks are known to possess much higher color saturation and brightness than conventional pigment and dyed based inks....
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5589260 |
Method and apparatus for producing plastic products
A method and apparatus for producing plastic products from waste materials by: cutting into pieces a thermoplastic material having a loss factor higher than 0.005 such as to have a high absorbence...
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5486320 |
Method of depolarizing a ferroelectric material using electrical means and its application to obtain a ferroelectric material of reinforced dielectric strength
An electrical procedure depolarizes completely or partially a ferroelectric material which had been polarized before in at least one of its regions. A low-frequency alternating electric field is...
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5458824 |
Method of manufacturing a rubber/plastic co-extrudate
The present invention provides a non-rusting unitary co-extruded article, which may be used for a variety of purposes, including a seal. The co-extruded article includes at least two dissimilar...
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