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| Number | Title | Issue Date |
| 5935289 | Apparatus for automatic fiber manufacture Apparatus and methods of using the apparatus to automate a labor intensive portion of the process of making continuous fiber products, like chopped glass fiber. In this process many fiberizers are used, each fiberizer forming as many as several thousand f... | 08/10/1999 |
| 5620493 | Method and apparatus for detecting fiber breaks Disclosed is an improved device and method for detecting fiber breakouts and fiber restarts in processes or systems for making fibers from a molten thermoplastic material. In these processes the running fibers induce ambient air into the array of hot fibe... | 04/15/1997 |
| 4925471 | Method of restarting operations for manufacturing filaments of a thermoplastic material after an accident of the breaking In a method of restarting operations for manufacturing filaments from a molten mass of a thermoplastic material after the occurrence of the breaking of a filament, the filaments being drawn at a regular, high speed from a large number of orifices formed i... | 05/15/1990 |
| 4892572 | Optical fiber drawing apparatus An optical fiber drawing apparatus which includes a heating furnace which fuses a forward end of an optical fiber preform for drawing an optical fiber, and a screening portion which applies tension to the optical fiber through in-line, for guarantee of it... | 01/09/1990 |
| 4692615 | Apparatus and method for monitoring tension in a moving fiber by Fourier transform analysis A non-contact system for monitoring the tension in an optical waveguide fiber during drawing is provided. The system comprises: (a) means for sensing the motion of the fiber in a direction transverse to the direction in which the fiber is moving; (b) mean... | 09/08/1987 |
| 4610707 | Broken filament detector and system therefor Detector circuitry and a system for detecting and/or counting transient events such as the passage of broken filament ends in an article such as a fiber glass strand, and for thereby determining the quality of the article being measured, is disclosed. Opt... | 09/09/1986 |
| 4401452 | Method of and apparatus for controlling the breakage of glass fibers A method of and apparatus for controlling the breakage of glass fibers comprising: feeding a supply of molten glass through an orificed wall to form glass streams; attenuating the glass streams to form a plurality of glass fibers; gathering the glass fibe... | 08/30/1983 |
| 4389574 | Method and apparatus for detecting a break in a plurality of glass fibers A method and apparatus for detecting breakage of glass fibers comprising illuminating the fibers with electromagnetic radiation and sensing a variation in the amount of radiation scattered by the fibers as an indication of a break of said fibers.... | 06/21/1983 |
| 4342580 | Method of and means for monitoring filament break-outs or glass flood conditions in a glass filament-forming process The disclosure embraces a method of and apparatus for automatically and remotely detecting and indicating when any filament breaks out or other discontinuity occurs in the process of attenuating streams of filament-forming material, such as glass, into fi... | 08/03/1982 |
| 4270942 | Apparatus and method for drawing of glass fiber An apparatus and method for use with a bushing assembly of the type wherein glass fibers are drawn through an orifice plate having a flat undersurface against which bulk gas is directed to effect cooling and fiber attentuation. A selectively adjustable bu... | 06/02/1981 |
| 4244720 | Fiber waste and cullet collection process and apparatus therefor A process and apparatus therefor are described for reclaiming waste material from a fiberizing system and for converting a molten stream of material into reclaimable cullet when the system is not fiberizing. When the system is fiberizing the waste is coll... | 01/13/1981 |
| 4229198 | Apparatus for drawing of glass fiber An apparatus and method for use with a bushing assembly of the type wherein glass fibers are drawn through an orifice plate having a flat undersurface against which bulk gas is directed to effect cooling and fiber attentuation. A selectively adjustable bu... | 10/21/1980 |
| 4149865 | Apparatus and method for the drawing of glass fiber An apparatus and method for use with a bushing assembly of the type wherein glass fibers are drawn through an orifice plate having a flat undersurface against which bulk gas is directed to effect cooling and fiber attentuation. A selectively adjustable bu... | 04/17/1979 |
| 4145201 | Glass fiber producing and collecting apparatus This is an improvement to current processes and apparatus for producing monofilament glass fibers from a single or a multitude of streams of molten or plastic glass, being drawn through an orifice feeder into fibers and collected on a winder. A speed cont... | 03/20/1979 |
| 4130406 | Method of detecting breakage of glass fiber filament A method of detecting breakages of glass fiber filaments being drawn through orifies of an orifice plate by converting the variation in intensity of radiant light or heat emitted from a bead of molten glass which grows on the undersurface of the orifices ... | 12/19/1978 |
| 4071341 | Apparatus for forming glass fibers An apparatus for producing glass fibers is disclosed. The glass filaments are passed across a gathering shoe which may reciprocate in a path such that, when extended, the gathering shoe positions the filaments such that they are out of contact with the ap... | 01/31/1978 |
| 4036622 | Method and apparatus for forming glass strand A method and apparatus is disclosed for protecting the apparatus employed in the formation of glass fibers, glass fiber strands and the products produced therein. The method involves continuously contacting the moving glass fiber strand during the forming... | 07/19/1977 |
| 3986853 | Control system for the drawing of glass fibers A control system for use in combination with a bushing assembly of the type wherein glass fibers are drawn through an orifice plate having a flat undersurface against which bulk gas is directed to effect cooling and fiber attentuation. The system controls... | 10/19/1976 |
| 3981592 | System for locating breaks in fiber optic filaments A system for locating breaks in fiber optic filaments employs light energy ulses which are controlled to be emitted at determinable times and directed along the light path of the fiber optic filaments under test. A pulse detector is positioned to receive a... | 09/21/1976 |
