|
Match
|
Document |
Document Title |
|
|
7354541 |
Method and device for making mineral fiber felts
The subject of the invention is a unit for manufacturing felts ( 6 ) which are formed from crosslinked mineral fibers, comprising at least one pair of conveyors formed by a lower conveyor ( 11 )...
|
|
|
7100531 |
Installation for cutting and applying reinforcement fibers
An installation for cutting and applying reinforcement fibers ( 2 ), with at least two cutting modules ( 1 ), each one of which fed with at least a cord of reinforcement fibers ( 4 ) and arranged...
|
|
|
7000435 |
Roll coating of glass fibers
A roll coater for placing binder on the fibers prior to being wound around a rotating drawing drum. The drawing drum draws fibers out of orifices in the bottom of a slowly reciprocating furnace....
|
|
|
6958096 |
Systems and methods for coating optical fiber
A fiber coating applicator includes a chamber and a cup positioned over the chamber. The cup is connected to the chamber by an entrance aperture. The chamber includes an exit aperture opposite the...
|
|
|
6923025 |
Device for sintering a shaped body
The invention concerns a device ( 1 ) for sintering of a porous mold body ( 2 ) in a gas-tight chamber ( 3 ), with the mold body ( 2 ) hanging loose from a link chain ( 7 ) so that it can be fed...
|
|
|
6859600 |
Coated optical fiber and optical fiber ribbon and method for the fabrication thereof
A coated optical fiber includes a fiber coating having an unblended primary portion on the optical fiber, an unblended secondary portion, and a blended portion intermediate the unblended primary...
|
|
|
6769276 |
Internal adjustable mold apparatus for shaping the end of a fiber preform tube
Apparatus for shaping a selected end region of a hollow cylindrical glass tube includes an internal mold placed within the selected end region for supporting the walls of the tube and controlling...
|
|
|
6729163 |
Apparatus for over-cladding large diameter optical fiber pre-form using the same
Disclosed is a high efficiency burner and an apparatus for over-cladding an optical fiber pre-form using the same. The high efficiency burner heating an optical fiber pre-form includes burner...
|
|
|
6681600 |
System for removing a uniform length of coating from a fiber optic cable
A system and method for removing a predetermined length of coating from a fiber optic cable. The system includes a chemical bath, and a system for forming a loop in a fiber optic cable. The loop...
|
|
|
6647748 |
Device for continuously twisting an optical fiber
A device for continuously twisting an optical fiber, which can add a sufficient twist to an optical fiber, is provided. Reciprocating rollers reciprocate so that the moving direction would be...
|
|
|
6630029 |
Fiber coating method and reactor
In a method of coating a CMC fiber, the fiber is passed through a reaction zone along a path substantially parallel to a longitudinal axis of the zone, a flow of fiber coating reactant is passed...
|
|
|
6604388 |
Solid state glass constituent delivery system
A method and apparatus are disclosed for the manufacture of an optical fiber preform having incorporated therein a comparatively high concentration of rare earth dopant material, and which thus can...
|
|
|
6598425 |
Method for collecting soot
A method and apparatus for manufacturing optical components. A burner generates soot, and a surface area collector collects the soot. The burner is disposed such that the soot collected within the...
|
|
|
6584806 |
Method and apparatus for manufacturing an optical fiber preform
A method of manufacturing a preform, the method comprising rotating a primary preform about an axis X, establishing relative displacement in translation between the preform and a plasma torch, and...
|
|
|
6510711 |
Apparatus and method for sintering a sol-gel tube using a furnace having a rotating cap
Disclosed is an apparatus and method for sintering an over-jacketing tube in the zone sintering phase of an optical fiber preform fabrication process using a sol-gel process. The sintering...
|
|
|
6405566 |
Method and device for over-cladding an optical fiber primary preform
A method and device for providing an optical fiber secondary preform by collapsing an over-cladding tube on an optical fiber primary preform is disclosed in the present invention. The device for...
|
|
|
6338259 |
Cooling apparatus used in fabrication of optical fiber preform
An apparatus and process for cooling a quartz tube used in fabrication of an optical fiber preform by modified chemical vapor deposition. The apparatus has a nozzle ring supplied with a coolant....
|
|
|
6273952 |
Applicator for high solids sizing
One aspect of the present invention is a film applicator for applying a coating to at least a portion of a surface of fibers, comprising: an enclosure having a reservoir to store a coating...
|
|
|
6196028 |
Apparatus for controlling the sag of a preform in an installation
The invention relates to apparatus for supporting a preform manufactured in an installation for manufacturing or building up preforms having supporting cores, said installation including at least...
|
|
|
6189343 |
Apparatus and method for forming an optical fiber
An apparatus for forming a optical fiber which includes a furnace for softening an optical fiber blank; a tractor for drawing the optical fiber from the softened optical fiber blank; and a first...
|
|
|
6178780 |
Method of solution doping a sol gel body via immersion
A porous body 4 and a first immersing solution 6 are put in a vessel 5 in proportions such that the whole of the porous body 4 is immersed in the immersing solution, and the immersing is conducted...
|
|
|
6148641 |
Apparatus and method for producing dried, chopped strands
An apparatus and method for producing dried, chopped strands from a supply of continuous fiber strands by the direct deposition of wet, chopped strands ejected from a chopping assembly into a...
|
|
|
6109066 |
Device for manufacturing a composite yarn
The subject of the invention is a device for manufacturing a composite yarn formed by the combination of continuous glass filaments and continuous filaments of a thermoplastic organic substance,...
|
|
|
6053013 |
Apparatus and method for overcladding optical fiber preform rod and optical fiber drawing method
There are provided an optical fiber rod overcladding apparatus and method, and an optical fiber drawing method. In the preform rod overcladding method, a preform rod is clamped in a top chuck and...
|
|
|
6030664 |
Biconic coating die for making coated optical fibers
A method and apparatus for high velocity dual coating optical fibers includes passing the fiber to be coated through an entrance die into a coating reservoir, to which liquid coating material is...
|
|
|
5974837 |
Method for coating fibers
In the process of drawing optical fibers, a protective plastic coating is applied to the fiber by applying a curable liquid coating material thereto and the subsequently curing the liquid coating...
|
|
|
5961685 |
Apparatus for applying a generally uniform sizing composition to glass fibers
A sizing applicator is provided for applying a coating of sizing composition to glass fibers. The sizing applicator includes a housing and a roll applicator which is rotatably coupled to the...
|
|
|
5944865 |
Apparatus for fabricating an optical fiber coated with metal and method therefor
An apparatus for fabricating an optical fiber coated with metal, constructed with a crucible for melting the optical fiber preform to draw an uncoated optical fiber, a diameter measuring device for...
|
|
|
5914080 |
Method and apparatus for the in-line production and conversion of composite strand material into a composite product
A method and apparatus is provided for the in-line production of composite strand material and the conversion of at least a portion of the strand material into a composite product. The apparatus...
|
|
|
5891249 |
Apparatus for the preparation of metal matrix fiber composites
A method for producing continuous and discontinuous fiber metal matrix composites (CFMMC). The method uses aerosolization of finely divided metal powders in a controlled atmosphere which prevents...
|
|
|
5849085 |
Process for manufacturing cut threads and associated device
A process and device for manufacturing cut threads according to which glass threads composed of continuous filaments are coated with a liquid non-aqueous size, which can react under the effect of...
|
|
|
5843231 |
Apparatus for bubble stripping and coating a fiber
A bubble stripping and coating apparatus for stripping entrained gas from the surface of a fiber, then coating the fiber with a coating material having a bubble stripping and coater body and a die...
|
|
|
5812725 |
Method for increasing adhesion between a coating and an optical glass fiber electron beam pretreatment
This invention provides a method of increasing adhesion of radiation-cured, inner primary coatings on glass optical fibers. A glass optical fiber drawing tower has a controllable variable amperage...
|
|
|
5779758 |
Method and apparatus for forming continuous glass fibers
An apparatus is provided for producing a glass fiber package. The apparatus includes a heated bushing for supplying streams of molten glass to be drawn into continuous fibers, a rotatable member...
|
|
|
5738702 |
Apparatus for holding a hollow cylinder of silicon dioxide soot
A hollow cylinder is held in a vertical orientation and sent continuously through a heating zone for sintering. In a first phase of the sintering operation, the hollow cylinder stands on a support...
|
|
|
5690715 |
Glass fiber manufacturing process and plant
In a process for producing insulating materials with environmentally safe binding components, a long-chain starch is used as binder, besides silicone. The starch is heated up to 50° to 60° C.,...
|
|
|
5672193 |
Production apparatus for producing an optical fiber cable
An apparatus for accurately inspecting an electroconductive film using an eddy current and an apparatus for production of an optical fiber which measures on-line the electrical resistance, which...
|
|
|
5639292 |
Process and apparatus for applying size to glass fibers
A process and apparatus are provided for coating a sizing composition onto glass fibers. The apparatus includes an applicator for applying a liquid sizing composition to the glass fibers and a...
|
|
|
5601629 |
Apparatus for producing a fiberglass pack with two steps of binder application
A fiberglass product usable as an end product or an intermediate product is formed as a pack in a forming station but only 1/7th of the conventional quantity of binder is applied. After curing to a...
|
|
|
5454846 |
Process and device for making up a composite thread
An apparatus and process for the production of a composite thread of glass and of organic material wherein continuous filaments of thermoplastic organic material are mixed in the form of a sheet...
|
|
|
5443611 |
Apparatus for producing and treating glass threads
A thread is formed of one or a plurality of fans of continuous filaments on which a sizing composition is deposited. The moisture content on the thread is controlled by subjecting the fans of...
|
|
|
5366527 |
Method and apparatus for coating optical waveguide fibers
A method and apparatus is provided for controlling the diameter of a coated optical waveguide fiber. The viscosity profile of the coating material is controlled by adjusting the temperature of a...
|
|
|
5316561 |
Apparatus for manufacturing a composite strand formed of reinforcing fibers and of organic thermoplastic material
An apparatus for manufacturing a strand composed of organic filaments and glass filaments for use in the production of composite materials. This apparatus comprises at least one die, which is...
|
|
|
5314519 |
Methods and apparatus for increasing optical fiber draw speed
Short and long wavelength absorption losses contribute to loss at the operating wavelength of an optical fiber drawn from a preform. Excess losses over and above Rayleigh scattering losses have...
|
|
|
5304228 |
Method for making optical fiber with atraumatic rounded end for use in laser angioplasty
An apparatus for delivery of high intensity laser radiation of large spot size into arteries and a method for making same are disclosed. An optical radiating apparatus is formed on one end of a...
|
|
|
5294260 |
Apparatus for curing coatings on drawn optical fiber
A curing apparatus which is supported from a base plate (68) includes a housing which includes guide members for holding a magnetron and one portion of an elliptical chamber in which is disposed a...
|
|
|
5259856 |
Method of producing glass preform in furnace for heating glass
A heating furnace for heating a porous preform made of fine particles of quartz base glass for an optical fiber which comprises a heater and a muffle tube positioned inside the heater to separate a...
|
|
|
5221306 |
Method and apparatus for modifying the transverse cross section of a body
The transverse cross section of a body is modified by the steps of: a) determining the extent to which the body has material in excess of a desired shape at a plurality of points, b) exposing the...
|
|
|
5217518 |
Apparatus for making coated optical fiber
In the manufacture of coated optical fiber, fiber (21) is drawn from a preform (22) and is coated with one or preferably two layers (42,44) of light curable coating materials. Afterwards, the...
|
|
|
5192350 |
Method of flame finishing optical fiber preforms
A cylindrical piece of glass (4) is subjected to heating passes on a glassmaker's lathe. Possible opto-geometrical defects of said piece of glass are detected and measured and then said defects are...
|