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| Number | Title | Issue Date |
| 8156618 | Device for needling a fibrous web The invention relates to a device for needling a fibrous web having at least one needle bar. The needle bar carries a needle board on the bottom thereof having a plurality of needles, the needle bar being guided by means of a moveably mounted bar carrier. The bar ca... | 04/17/2012 |
| 8087133 | Transport carriage for needle boards The transport carriage (1) for the accommodation of a needle board (2) comprises a console (21) that is preferably supported so as to be pivotable about a rotational axis (22). Clamping jaws (24, 25) are provided on the console ( | 01/03/2012 |
| 8074330 | Method and system for enabling z fiber transfer in needled preform A method for preparing a needled preform comprises transporting, cutting and needling a textile tape. The method further comprises cutting through a portion of the textile tape with a cutting device. The textile tape remains substantially contiguous after the cuttin... | 12/13/2011 |
| 8060997 | Low z preform A method for forming a fibrous three dimensional structure comprises providing a first fibrous layer, wherein the first fibrous layer is aligned in the machine direction. At least one additional fibrous layer is superposed with the first fibrous layer, wherein the d... | 11/22/2011 |
| 8046884 | Drive and guide device in a needle loom The drive and guide device for a needle bar of a needle loom having a machine stand includes a first crankshaft rotatably supported in the machine stand; a needle bar supported in the machine stand; a first connecting rod supported on a first cam of the first cranks... | 11/01/2011 |
| 7975353 | Device and method for needling a nonwoven web A device for needling a nonwoven web includes several needle looms arranged in series, each with at least one needle bar, a pair of infeed rollers, and a pair of outfeed rollers. The needle looms can move along a guide in the transport direction of the nonwoven web ... | 07/12/2011 |
| 7954214 | Transport cart for needle boards A transport cart (1) for needle boards (2) in accordance with the invention is provided with an accommodation device (8) that is designed so that its height can be adjusted and that it can also be pivoted about at least one axis, and that it is ... | 06/07/2011 |
| 7520037 | Method of producing a fibrous preform Method for producing a fibrous preform, especially by needling a fiber material (e.g., discontinuous pitch-based or PAN-based fiber). A needle-penetrable mold plate (10) having at least one mold cavity (12) therein for receiving the fiber material is p... | 04/21/2009 |
| 7516525 | Process for making chemical protective wipes and such wipes A process for making chemical protective wipes is disclosed. A top layer is fully needlepunched (102). A bottom layer is fully needlepunched (104). Then, an adsorption layer is sandwiched between the top layer and the bottom layer (106). Then, t... | 04/14/2009 |
| 7493679 | Method for forming a relatively thick, lightweight, nonwoven insulating mat A method is provided for forming a relatively thick, lightweight, nonwoven insulating mat. The method includes the steps of forming a relatively thin, relatively dense first outer layer by needle punching a first batt of glass fibers and forming a relatively thin, r... | 02/24/2009 |
| 7484277 | Nonwoven fabric for artificial leather and process for producing artificial leather substrate To provide a method of producing a nonwoven fabric for artificial leather and substrate for artificial leather which is capable of providing the substrate for artificial leather having a sufficient shape stability by producing the nonwoven fabric for artificial leat... | 02/03/2009 |
| 7437807 | Tufted backing and method of manufacturing same A tufted backing and a method of manufacturing a tufted backing from thermoplastic polymer fibers or filaments that are processed to yield a spunbonded nonwoven are described, the spunbonded nonwoven containing only fibers or filaments having a titer of 1 to 15 dtex... | 10/21/2008 |
| 7430790 | Felting machine A felting machine for producing fiber art has a wide variety of operating arrangements, providing flexibility for the fiber artist. ... | 10/07/2008 |
| 7412756 | Complex comprising a drylaid veil of glass fibres, and a nonwoven fabric of organic fibres A process for preparing a complex sheet including a layer of drylaid glass fibers and a layer of organic fibers. The process includes mechanical needling or fluid entanglement, e.g. hydroentanglement, of a nonwoven fabric of continuous organic fibers and of a veil o... | 08/19/2008 |
| 7404921 | Method and system for the manufacture of annular fibrous preforms Free fibers (10) are deposited on a rotary support turntable (30) by means of a hollow deposition cone (40) having an outer wall surrounding a chamber and pierced by multiple perforations. The fibers are delivered to the outer surface of the per... | 07/29/2008 |
| 7361401 | Surface coverings containing fused recycled material and processes of making the same A backing or an intermediate layer for a surface covering is described which comprises a fused recycled material, wherein the material comprises a thermoplastic material, for instance, a vinyl material from a vinyl backed carpet or vinyl backed carpet manufacturing ... | 04/22/2008 |
| 7346967 | Process for producing a floor covering A process is provided for producing a multi-layered flat fibrous structure, especially a floor covering, having a surface or wear layer, a base or carrier layer and optionally further layers. The base or carrier layer is first produced from a multi-layered non-woven... | 03/25/2008 |
| 7310860 | Making nonwoven fiber products with needle-jet consolidation A nonwoven product is made by passing a fiber web longitudinally along a treatment path and preconsolidating it at an upstream location along the path. Then the web is fully consolidated by liquid jets downstream of the location at longitudinally spaced and transver... | 12/25/2007 |
| 7308744 | Apparatus for needling a non-woven material An apparatus is described for needling a non-woven material with at least one needleboard (23) which is connected with push rods (26) guided in the needle-penetration direction and with at least one drive for the needleboard (23) acting upon the... | 12/18/2007 |
| 7282253 | High-durability non-woven fabric with melange appearance and method for manufacture A non-woven fabric with melange-type visual appearance and endowed with high-durability comprising a fiber part and a matrix binder characterized by the binder matrix being a polyurethane characterized by the presence of soft segments and rigid segments, the former ... | 10/16/2007 |
| 7276132 | Method of making a reinforcing mat for a pultruded part A method of preparing a reinforcing structure for use in manufacture a pultruded part where the reinforcing structure is pulled through a pultrusion die in a continuous longitudinal pull direction. The method includes arranging a plurality of first reinforcing fiber... | 10/02/2007 |
| 7251871 | Fabricating three-dimensional annular fiber structures The present invention provides a method of fabricating an annular fiber structure, the method comprising the steps consisting in: providing a first fiber sheet made up of substantially unidirectional elements; forming a transverse, first annular sheet by laying the ... | 08/07/2007 |
| 7210206 | Gel-forming fabric composite A method for the manufacture of a reinforced gel-forming fabric composite comprising a reinforcing layer and gel-forming fibre material is characterized in that the gel-forming fibre material in non-woven fabric form is needled into the reinforcing layer from one si... | 05/01/2007 |
| 7194790 | Needle loom In a needle loom having at least one needle bar coupled by cam follower means to two eccentric shafts in order to be moved by said eccentric shafts in a movement path having two components which are normal to one another, the eccentric shafts are each provided with ... | 03/27/2007 |
| 7185404 | Method of fabricating a helical fiber sheet A transverse fiber sheet is lapped by being guided in a substantially radial direction back and forth along a path between circumferentially outer and inner edges of the sheet, with the transverse sheet being reversed at each end of its path, the width of the transv... | 03/06/2007 |
| 7174612 | Nonwoven fabrics containing yarns with varying filament characteristics The subject invention provides non-woven fabrics having yarns of varying characteristics. In a preferred embodiment the subject invention provides nonwoven fabrics that comprise yarns of different deniers or cross sections. The use of these yarns gives the nonwoven ... | 02/13/2007 |
| 7132025 | Method of producing a thick, thermoformable, fiber-reinforced semi-finished product The invention relates to a continuous method of producing a thick, thermoformable, from a thermoplastic material and reinforcing fibers. The inventive method comprises the following steps: A) blending thermoplastic fibers and reinforcing fibers to give a dry-laid bl... | 11/07/2006 |
| 7120975 | Method of fabricating a helical two-dimensional fiber sheet A transverse fiber sheet is lapped by being guided in a substantially radial direction back and forth along a path between circumferentially outer and inner edges of the sheet, with the transverse sheet being reversed at each end of its path, the width of the transv... | 10/17/2006 |
| 7117571 | Method of reinforcing non-woven fabric web by needling A system and method for reinforcing a textile web of a fiber web or a fiber fleece by needling in a plurality of directly successive steps are provided, in which the web is needed from both sides with a high needle density in an alternating manner and in the state o... | 10/10/2006 |
| 7114319 | Unidirectional long fiber three dimensional fiber structure produced by short fiber intertwining and production method thereof A unidirectional three dimensional fiber structure is provided which does not require weaving, displays a high level of interlayer strength and does not suffer from cracking, and which can also be easily produced with any arbitrary cross-section. A unidirectional th... | 10/03/2006 |
| 7114226 | Needle for needling flat textile fabrics A needle (1) according to the invention serves for the after-treatment, particularly after-needling of flat textile products, particularly for roughening of the product surface. The needle (1) is of fully symmetrical construction with respect to the ce... | 10/03/2006 |
| 7107658 | Apparatus for needling a non-woven material An apparatus for needling a non-woven material is described, comprising at least one needleboard (1) which is drivable in a reciprocating manner in the needle-penetration direction (6) as well as in the direction of the passage (11) of the non-w... | 09/19/2006 |
| 7100253 | Method and apparatus for producing mop trimmings A method and an apparatus for producing mop trimmings from a twisted yarn (7) which is cut into pieces is described. In order to prevent any untwisting of the yarn pieces it is proposed that the twisted yarn (7) is subjected to a needling prior to cutt... | 09/05/2006 |
| 7073540 | Needle loom with automatic change of the weft thread A needle loom comprises a supporting structure (2), at least one forming head (3) of a textile product (P) installed on the supporting structure (2), at least two heddle frames (6) capable of intercepting a plurality of warp threads (O), ... | 07/11/2006 |
| 7069628 | Method, installation for the production of mats and use associated therewith A plant for the manufacture of mats formed of continuous yarns originating from bobbins and thrown onto a conveyor belt. The plant includes at least one bobbin supported on a spindle, a guide for guiding a fiber bundle leaving the bobbin, a mechanism for pulling the... | 07/04/2006 |
| 7047607 | Process for manufacturing a band-shaped non-woven product with increased tensile strength The invention relates to a process for manufacturing a band-shaped non-woven product reinforced by strengthening wires or filaments and showing an increased tensile strength longitudinally or in the cross direction of the band-shaped product, characterized in that, ... | 05/23/2006 |
| 7025915 | Method for producing ultrafine fiber and artificial leather A method for producing an artificial leather includes mixed spinning an island polymer and a sea polymer having a different dissolving property from that of the island polymer at a predetermined temperature, producing a non-woven substrate from the fiber obtained, i... | 04/11/2006 |
| 6993939 | Method and system for producing a multi-layer, pre-fixed thread or fiber arrangement The invention relates to a method and a system for producing a multi-layer thread or fibre arrangement (GF) which is pre-fixed by means of a loop structure and is used a s a strip-type semi-finished product for reinforcing elements consisting of plastic or resin. Sa... | 02/07/2006 |
| 6959855 | Carbon-based weld blanket, methods of making and methods of use A non-woven weld blanket for protecting automobile exteriors and interiors and industrial equipment from weld spatter, comprising a needle punched webbing of pre-oxidized, polyacrylonitrile (PAN) fibers. The fabric is assembled using these carbon precursor fibers th... | 11/01/2005 |
| 6948221 | Apparatus for needling a non-woven material An apparatus is described for needling a non-woven material (1) with at least one needleboard (15) which is drivable in a reciprocating manner in the needle-penetration direction and with a stitch base which is opposite of the needleboard (15) a... | 09/27/2005 |
