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| Number | Title | Issue Date |
| 7992414 | Automatic threading device A strand forming and chopping apparatus includes a bushing for forming a continuous strand, a size applicator for applying a size to the strand, a chopping device for chopping the strand into individual segments and a thread-up apparatus for directing the strand int... | 08/09/2011 |
| 7062942 | Method of manufacturing glass optical fibre preforms and optical fibres A method of making an optical fibre including providing an increased diameter portion on a rod. The rod is assembled by positioning the rod in a tube such that an annular gap is defined between an outer surface of the rod and an inner surface of the tube, and such t... | 06/20/2006 |
| 6918269 | Optical fiber aligning method A method and device for aligning and connecting an optical fiber (or device) with another optical device, are disclosed. The method rotates the optical fiber about three axes that intersect at the end surface of the fiber core so that rotation of the fiber does not ... | 07/19/2005 |
| 6640589 | Glass base material drawing apparatus and method for drawing glass base material The glass base material drawing apparatus for heating and drawing a glass base material has a storage unit for storing the glass base material having an opening unit that is opened along the longitudinal direction of the storage unit when the glass base m... | 11/04/2003 |
| 6519977 | Optical fiber preform suspending and supporting apparatus and optical fiber preform processing apparatus An optical fiber preform suspending and supporting apparatus able to prevent deformation of a pin placed in a high temperature environment and able to support a porous optical fiber preform without adversely influencing supports of the pin and without cau... | 02/18/2003 |
| 6453704 | Method of positioning a pulled fiber strand An apparatus for receiving and automatically moving a moving strand of fibers from a starting position to any one of a plurality of predetermined positions in a multi-grooved separator roll is disclosed. This apparatus is particularly in processes of maki... | 09/24/2002 |
| 6279353 | Electric furnace extension method and extension apparatus for optical fiber glass preform An electric furnace extending method and apparatus for an optical fiber glass body alignment when connecting the extension use body and pulling member and making it possible to immediately start the extension after the fusing of the connection portion. A ... | 08/28/2001 |
| 6202449 | Strand positioning apparatus An apparatus for receiving and automatically moving a moving strand of fibers from a starting position to any one of a plurality of predetermined positions in a multi-grooved separator roll is disclosed. This apparatus is particularly in processes of maki... | 03/20/2001 |
| 6199406 | Small diameter gathering shoe for glass fiber forming The present invention provides an apparatus for forming fiber strands comprising a fiber forming device, a gathering shoe device and a winder device, the improvement comprising a gathering shoe device which includes at least one gathering shoe having an a... | 03/13/2001 |
| 6062048 | Apparatus for automating fiber manufacture with automatic fiber gathering 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... | 05/16/2000 |
| 5970752 | High temperature, grooved filament guide which is coated with a thermally conductive material A flame attenuation apparatus for forming flame attenuated fibers, preferably glass fibers, includes means for providing continuous filaments; burner means for providing a high temperature, high energy stream of combustion gases; means for feeding the con... | 10/26/1999 |
| 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 housing. The housing has a supply port adapted to receive sizing... | 10/05/1999 |
| 5954853 | Method and apparatus for applying a sizing composition to glass fibers A method and apparatus are provided for producing uniformly sized glass fibers. A heated bushing supplies streams of molten glass to be drawn into continuous fibers, and a drawing device attenuates the streams into fibers. A sizing applicator has a coatin... | 09/21/1999 |
| 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 |
| 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 (10) includes a combining station (48) where glass fibers (1... | 06/22/1999 |
| 5788734 | Method for drawing glass preform for optical fiber A glass preform for an optical fiber is effectively drawn by connecting dummy rods to both ends of the glass preform and connecting the dummy rods to fitting members.... | 08/04/1998 |
| 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 adapted to draw the streams into fibers and to wind the fibe... | 07/14/1998 |
| 5679127 | Apparatus for drawing glass from a containment vessel to make optical fiber preforms A method and apparatus are provided for drawing a self-aligned core fiber free of surface contamination and inserting the core fiber into a cladding material to make an optical fiber preform. Single or multi-mode optical fibers having high quality core-cl... | 10/21/1997 |
| 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 with a bundle or sheet of glass filaments, with the speed of... | 10/03/1995 |
| 5425796 | Method of and an apparatus for forming a composite thread including stretching of thermoplastic filaments A method and apparatus for producing a composite thread formed by the association or blending of continuous glass filaments and continuous filaments thermoplastic organic matter. The thermoplastic filaments are, while in the form of a sheet, blended with ... | 06/20/1995 |
| 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 supplied with molten glass, and at least one drawing head, whic... | 05/31/1994 |
| 5055119 | Method and apparatus for forming migration free glass fiber packages Energy efficient process and apparatus are disclosed for forming glass fiber packages which are free of migration. Air from around the fiber forming bushing is passed beneath the bushing whereby it is heated by bushing heat and the heated air is then draw... | 10/08/1991 |
| 5011523 | Process and device for producing a yarn or ribbon formed from reinforcement fibers and a thermoplastic organic material The invention relates to an apparatus and process for the direct production of a composite yarn or ribbon of continuous reinforcement fibers and a thermoplastic organic material. The process includes drawing reinforcement fibers from molten glass, driving... | 04/30/1991 |
| 4631079 | Method for stretching a glass rod Control over the diameter variations in a glass rod (10) during the stretching thereof is accomplished by cooling the rod after heating and initial neck down of a portion (22) thereof. After cooling, the rod (10) is reheated, at a lower temperature suffic... | 12/23/1986 |
| 4526598 | Method and apparatus for forming a bundle of glass filaments A filamentary gathering apparatus, apparatus for forming filaments into a gathered bundle of filaments, and a method of forming gathered filaments into a bundle of filaments according to the present invention result in a reduced tendency of the filaments ... | 07/02/1985 |
| 4509968 | Device for providing a drawn fiber-like object with a helical structure The invention relates to a process making it possible to produce a drawn object having a chiralic structure. This production process consists of subjecting the object to torsion during its drawing and simultaneously to hardening making it possible to fix ... | 04/09/1985 |
| 4415347 | Device and method for preparing multi-fiber optical cables for butt-jointing This invention concerns a device to spread out flat the fibres of an optical cable, which has first been stripped, so that the fibres can be cut across precisely aligned cross-sections, thereby allowing them to be butt-jointed individually with the fibres... | 11/15/1983 |
| 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 |
| 4369051 | Apparatus for handling linear elements The present invention embraces apparatus for the production of mineral fibers such as glass fibers. In particular, the apparatus comprises a guide member for gathering filaments into side-by-side strands wherein the guide member has a locating hole and su... | 01/18/1983 |
| 4357155 | Single-collet, dual-package winder with self-threading rear secondary strand guide In strand forming and packaging apparatus including a molten glass stream feeder and a single-collet, dual-package winder, cam and hook means are provided between the front and rear secondary shoe means to effect automatic threading of the rear strand int... | 11/02/1982 |
| 4344786 | Method and apparatus for gathering strand material A method and apparatus for gathering strand material from a plurality of sources of strand material comprising a rotatable roll means for pulling the strand material from the sources, primary drive means for rotating the roll means, ring means mounted for... | 08/17/1982 |
| 4343637 | Method and apparatus for monitoring the diameter of fibers A method and apparatus for monitoring the average diameter of a plurality of glass fibers, comprising illuminating the fibers with electromagnetic radiation, sensing radiation scattered by the fibers and generating a signal responsive to the amount of rad... | 08/10/1982 |
| 4331463 | Self-centering apparatus for making optical fibers A self-centering device supports a generally cylindrically shaped workpiece. A pair of parallel, substantially horizontal shares are mounted within a mounting frame and traverse an opening therewithin. A pair of rolling bearings are adapted for reciprocat... | 05/25/1982 |
| 4314834 | Coating apparatus for manufacturing optical fibers Method of and apparatus for manufacturing optical fibers in which a preform is heated in a furnace which is provided with a graphite heating element and a fiber is drawn from the heated preform. The fiber is subsequently cooled, provided with a coating, a... | 02/09/1982 |
| 4309202 | Method and apparatus for forming and packaging multistrand roving The disclosure embraces a method of and apparatus for processing fibers or filaments of glass or other fiber-forming material into a roving and packaging the roving, the fibers or filaments during advancement being initially separated or segregated into s... | 01/05/1982 |
| 4174842 | Non-contacting seal for treating chamber through which elongated material is moved A device (80) for sealing a furnace (50) which is used to draw a fiber (52) from a rod-like preform (51) includes a housing (82) having a cavity (121) for receiving a disc (111). The disc (111) is suspended for movement in the cavity in a plane lateral to... | 11/20/1979 |
| 4150937 | Apparatus for forming filaments Apparatus is provided for fluidically attenuating streams of material into filaments wherein a plurality of elements are adjustably mounted for movements substantially along and transverse to the path of advancement of the filaments and for lateral moveme... | 04/24/1979 |
| 4115088 | Binder applicator for glass fibers An applicator is disclosed for applying binder and/or size to glass filaments. The applicator is designed to both apply the binder and/or size to the filaments and gather the filaments into a unified strand. Due to its unique design, the applicator direct... | 09/19/1978 |
| 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 |
| 4065065 | Method and apparatus for collecting strand material A method and apparatus are disclosed for collecting strand material, and especially glass strands. The method comprises oscillating the mid point of a rotating surface on which the strand material is collected through an included angle from the horizontal... | 12/27/1977 |
