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| Number | Title | Issue Date |
| 6988383 | Bushing and glass fiber producing method The present invention provides a bushing (10) having a glass outlet portion (18) in which two nozzle holes (12) of substantially flat shape are arranged, and permitting molten glass to be drawn out of the nozzle holes (12), and the bushin... | 01/24/2006 |
| 6615616 | Glass fiber nonwoven fabric and printed wiring board A nonwoven fabric is constructed of a highly flat glass fiber which is a glass fiber whose section is flat and has a flatness ratio of 2.0 to 10 and which has such a section that the packing fraction is at least 85%, preferably at least 90%. In this nonwo... | 09/09/2003 |
| 6588235 | Method of centering a fiber core in a multiple-crucible method The invention relates to a method of making an optical fiber and an optical fiber made in accordance with the inventive method. The method includes the step of drawing an optical fiber from a multiple crucible apparatus, wherein one of the crucibles of th... | 07/08/2003 |
| 6543258 | Glass fiber nonwoven fabric and printed wiring board A nonwoven fabric is constructed of a highly flat glass fiber which is a glass fiber whose section is flat and has a flatness ratio of 2.0 to 10 and which has such a section that the packing fraction is at least 85%, preferably at least 90%. In this nonwo... | 04/08/2003 |
| 6167729 | Fiber manufacturing spinner A spinner is adapted to be fixed at one end of a rotatable shaft in a fiberizer, the spinner including a radial wall extending radially out from the shaft and having an upper surface, a dam separating the upper surface into an inner portion and an outer p... | 01/02/2001 |
| 5885318 | Bushing base plate and process of preparing same A bushing base plate comprised of a bushing base raw plate containing a circular or irregular aperture having inner surfaces and inner diameters; and a hollow tube having outer surfaces and out diameters which is inserted into the aperture and bonded ther... | 03/23/1999 |
| 5779760 | Fiber manufacturing spinner A spinner is adapted to be fixed at one end of a rotatable shaft in a fiberizer, the spinner including a radial wall extending radially out from the shaft and having an upper surface, a dam separating the upper surface into an inner portion and an outer p... | 07/14/1998 |
| 5468275 | Apparatus having elongated orifices for centrifuging dual-component, curly, glass fibers Apparatus for making dual-component thermoplastic fibers, such as glass fibers, comprises a spinner having an orificed peripheral wall for centrifuging fibers from thermoplastic material, the spinner having vertically aligned compartments with first and s... | 11/21/1995 |
| 5462571 | Nozzle tip for spinning glass fiber having deformed cross-section and a plurality of projections The invention provides a nozzle tip for manufacturing a glass fiber having a deformed cross-section which is of a large deformation ratio in the cross-section. A plurality of projected edges are provided to extend downwardly from the distal end of a nozzl... | 10/31/1995 |
| 5318432 | Apparatus for forming porous preform used to fabricate optical fiber An apparatus for forming a porous preform that is useable to an optical fiber by extruding a plastifiable material having silica powder as a main component thereof. The apparatus includes an extruding main body having a cylinder and a screw for extruding ... | 06/07/1994 |
| 5062876 | Method and apparatus for forming round glass fibers This invention relates to a novel bushing apparatus having unique nozzles or projecting orifices for the production of round glass fibers. Particularly, it relates to a bushing having tips with cross-sections in the form of finite-sided polygons. It is sh... | 11/05/1991 |
| 4759784 | Method of manufacturing glass fiber strand A flat glass fiber strand comprises a multiplicity of glass filaments having a non-circular cross-sectional shape with the ratio between its maximum and minimum dimensions being between 1.2:1 and 3:1, and which are gathered in such a manner that one dimen... | 07/26/1988 |
| 4698083 | Method for producing glass fibers having non-circular cross sections A method of producing a glass fiber strand in which a plurality of molten glass filaments spun from adjacent nozzle ports in a nozzle plate are adjoined to one another so as to form a single glass fiber having a non-circular cross-sectional shapes such as... | 10/06/1987 |
| 4666485 | Method and apparatus for making tapered mineral and organic fibers A tapered fiber and method and apparatus for making is provided in which the fiber has an increasing cross-sectional dimension in one direction along a portion of its length, and a decreasing cross-sectional dimension in the same direction along the same ... | 05/19/1987 |
| 4636234 | Method and apparatus for making non-circular mineral fibers A method and appartus for making non-circular mineral fibers, and the fibers produced thereby, comprises flowing a stream from a body of molten mineral material through a non-circular orifice, and quenching the mineral material in the stream to form a min... | 01/13/1987 |
| 4622054 | Method and apparatus for making non-circular mineral fibers A method and apparatus for making non-circular mineral fibers, and the fibers produced thereby, comprises flowing a stream from a body of molten mineral material through a non-circular orifice, and quenching the mineral material in the stream to form a mi... | 11/11/1986 |
| 4620859 | Method for making coalesced mineral fibers A method for making mineral fibers comprising discharging molten glass as primary molten streams from orifices and joining at least one primary stream to an adjacent primary stream to form a coalesced stream of different cross-sectional shape from that of... | 11/04/1986 |
| 4473386 | Method and apparatus for fiber production from heat softenable material An apparatus and method for forming fibers from thermo-plastic material that can be liquified and drawn into elongated filaments that are subsequently cooled to form the fibers is shown wherein the system automatically accomplishes the substantially insta... | 09/25/1984 |
| 4319901 | Electro-optic fiber monitor A method of and apparatus for monitoring the method comprising the steps of: generating electromagnetic radiation; using a first lens to form the electromagnetic radiation into a beam; directing the beam through a sampling volume for impingement upon the ... | 03/16/1982 |
