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Patent Searching and Data


Matches 151 - 200 out of 825

Document Document Title
WO/2001/040562A1
The invention concerns a injector for treating a sheet material with jets/needles of water comprising: a body (1) supplying water under pressure including a supply chamber (2) extending over the whole length of said body, and wherein is ...  
WO/2001/027373A1
A method and system for improving the appearance, covering ability and physical properties of woven fabrics by supporting the fabric which is to be treated on a foraminous surface, directing a plurality of columnar liquid streams in the ...  
WO/2001/025522A1
The invention concerns a method for producing a nonwoven web formed at least partly with hydrophilic elementary fibres which consist in: producing by carding a textile layer (10) which is then compressed and moistened; subjecting it to a...  
WO/2001/015812A1
The water jet streams on a nozzle beam for the hydrodynamic water needling are formed inside a nozzle body (14, 31) which extends over the length of the nozzle beam. The material of the nozzle strip (14) is, in general, made of high-grad...  
WO/2001/008882A2
The present invention provides non-woven laminate and the production thereof. The laminate includes at least one pre-consolidated non-woven layer containing glass staple fibers needled with at least one thermally shrunken non-woven layer...  
WO/2001/008879A2
In accordance with the invention, a laminate of two or more layers and the method of making it is provided. The laminate includes at least one organic synthetic filament non-woven layer, and at least one woven web or scrim of glass fiber...  
WO/2001/009420A2
The present invention provides non-woven laminate that is not subjected to final consolidation by a binder and the production thereof. The laminate includes at least one non-woven mat containing glass staple fibers pre-consolidated with ...  
WO/2001/009428A2
The present invention provides wall and floor coverings based on a carrier coated with one or more layers. The carrier includes a fiberglass containing mat consolidated with a binder, a non-woven made of organic synthetic fibers bonded w...  
WO/2000/079036A1
The invention concerns a device comprising a body (1) supplying water under pressure comprising a feeding chamber (2) extending over the whole length of said body, and wherein is fed, through a filter (4), water under pressure; a distrib...  
WO/2000/061518A1
The present invention relates to the fabrication of thick, three-dimensional preforms comprising fibers disposed as chords of a circle, and to composites comprising such structures embedded in a matrix material such as a thermoset resin,...  
WO/2000/008245A1
The invention concerns a method which consists in continuously: producing by carding (1) a web (10) from chemical fibres; subjecting the resulting web (10) to a hydro-entanglement using water jets, treatment which consists in: (a) consol...  
WO/1999/043881A1
The invention relates to a method for fibrillating a continuously conveyed flat textile structure (3), according to which a high-pressure liquid is deposited on the flat structure (3) through a wide-slit nozzle (6) in the form of a conti...  
WO/1998/049382A1
The invention relates to a process for making thick fibrous structures. More particularly, the invention relates to a simplified needle-forming process wherein loose fiber is accreted into a thick fibrous structure by repeatedly driving ...  
WO/1997/029234A1
A hydroentanglement apparatus comprising at least six entanglement rollers (11-17) arranged in a substantially linear array and providing a web path for a web of nonwoven fibres and at least one hydraulic jet assembly (21-27) for jetting...  
WO/1997/020978A1
Process for printing in and on a textile structure patterns obtained by the water jet needling technic comprising: positioning the textile structure on a perforated moving conveyor (1), formed of a warp (11) and weft (10) grid; passing s...  
WO/1997/020092A1
Fibrous preforms for producing annular parts from a composite material are made by winding stacked layers of a spiral or helical fabric strip (10) including substantially helical warp yarns and substantially radial weft yarns. The mass p...  
WO/1997/015708A1
There is disclosed a material or fabric making or processing operation involving needle penetration of a fibre, fabric or material layer (12) in which the needle penetration action is controlled by control means (18) by which the needle ...  
WO1997000345A3  
WO/1997/000988A1
A nonwoven, fibrous substrate is described for use in a cleaning article such as a wet wipe. The substrate has a toughness of less than 0.6 Nm, and comprises a proportion of long fibres, typically at least 2 or 3 cm in length, which are ...  
WO/1997/000345A2
Preforms for making ring-shaped parts out of a composite material may be produced by winding a strip (1) of fibrous material around an elliptical mandrel (10) to form an elliptical sleeve that may then be cut at an angle either before or...  
WO/1996/039109A1
The present invention is directed to a process and apparatus for aperturing, creping and optionally laminating webs (14, 18) such as, for example, films and fibrous nonwovens. The present invention is also directed to the resultant mater...  
WO/1996/036756A1
Process for the fabrication of a pattern-free non woven textile lap (50) by means of pressure water jets, wherein a base sheet (10) comprised of elementary fibers is fed on a perforated rotary drum (20) inside which is applied a partial ...  
WO/1996/035835A1
A method and apparatus for processing fibrous material into a web (15) of hydroentangled non-woven fabric, the web (15) passing through an apparatus (11) comprising high pressure jets (51) and drums (31, 32) and rollers (41). The web (15...  
WO/1996/032527A1
A fibrous preform is made using only a flexible basic fibrous structure in the form of a planar plate consisting of a stack of two-dimensional fibrous layers joined together by needle punching. Cut-outs and/or slots are made in the basic...  
WO/1996/027040A1
An apparatus for producing fluid jet-bonded non-woven webs, comprising means (1) for making, compressing and feeding a fibrous web (2) into a processing area (3) where the moving web (2) is exposed to a number of banks of pressurised wat...  
WO/1996/023921A1
A method for making a nonwoven fabric lap using pressurised water jets, wherein the lap (10) is positively fed over an endless porous support (1), delivered to a perforated rotary cylindrical drum (20), and squeezed between the porous su...  
WO/1996/023096A1
A process for adjusting the feed (P) of a needling machine comprising the following stages: prior acquisition of characteristic data on the implantation of the needles (100) on the support media (11) and operating parameters for the need...  
WO/1996/021764A1
The needling machine comprises a support (1) and a stripper (2) defining a path for a lap (3). A needle board (7) supported by sliding rods (11) has a reciprocating motion between the represented maximum penetration position and the with...  
WO/1996/021763A1
Needling machine (1) comprising means (5, 6) for needling a lap (2) passing between two perforated steel plates (3, 7), means (17) for introducing the fiber lap (2) between the two plates (3, 7), means (10) for extracting the lap (2) dow...  
WO/1996/021761A1
A brush conveyor (1), in particular for a velvet needle loom, including an assembly (10) of adjacent brushes forming a conveying plane (P) and moving in a predetermined conveying direction (D). Each brush (11-18) includes a body that is ...  
WO/1996/021762A1
A brush conveyor (1), in particular for a velvet needle loom, including a set of adjacent brushes (121-181) arranged in transverse rows, means (15, 16, 4, 5, 6) for driving the set of brushes to form, on the upper surface of the conveyor...  
WO/1996/017987A1
A needle loom including a support (1) and a stripper (2) defining a path for a fibre lap (3). A needle board (7) supported by sliding shanks (11) moves back and forth between a maximum penetration position (7a) and a retracted position (...  
WO/1996/017988A1
A needle loom including a support (1) and a stripper (2) defining a path for a fibre lap (3). A needle board (7) supported by sliding shanks (11) moves back and forth between a maximum penetration position (7a) and a retracted position (...  
WO/1996/012842A1
Method of producing fibrous substrates comprising the steps of adopting, for a given substrate thickness, a shift interval which is variable according to a law for reducing said interval to achieve a consistent thickness among the differ...  
WO/1996/011294A1
A path is defined for a lap (7) between a table (8) and a stripper (9). Introduction (17) and extraction (18) means feed the lap (7) in a plane (P) and in a direction (D). Two lower (19) and upper (21) needle boards are reciprocatingly d...  
WO/1995/026473A1
A friction material for use in a liquid medium, consisting of a fibre mat impregnated with a heat-setting resin, wherein the fibres are at least 12 mm long. A method for making said material comprises the steps of (a) mixing one or more ...  
WO/1995/005502A1
Duplex layers of carbon fibre each comprising a lower portion of unidirectional filaments and an upper staple fibre portion are laid one on top of the other in an annular form. Needles are reciprocated through the layers to cause the sta...  
WO/1994/012715A1
Two needling assemblies (8, 9) comprise each a needle board (12) and an alternating motion mechanism (14). A motor (18, 19) is provided for each needling assembly (8, 9). The needling assemblies (8, 9) are mechanically independent of eac...  
WO/1994/001611A1
In order to provide an improved needle for needle-felting a fibrous web, the invention proposes that the circular-section working part (1) of the needle shaft is stepped at least once such that the shaft diameter is reduced towards the p...  
WO/1994/001608A1
When manufacturing mineral fiber products with compressed surface areas made of mineral fiber webs, in which the fibers extend substantially parallel, perpendicular or obliquely to the large surfaces of the mineral fiber web, which conta...  
WO/1993/023597A1
The rectilinear vertical reciprocating movement is transmitted to the needle-holder beam (2) of the needling machine by means of a crank mechanism preferably made up of two connecting rods (3, 3') hinged to the support (1) of said beam. ...  
WO/1993/015250A1
A succession of fibrous sheet segments (10) are supplied from a rotary magazine (12) to a rotating bowl (14). Segments are added tot the bowl with their adjacent radial edges abutting each other and are passed beneath a reciprocating nee...  
WO/1993/001342A1
Two basic laps (A) are connected e.g. by a needle loom (as used in the nonwovens industry) along longitudinal join lines (14) and by means of needle boards (10) moving back and forth (18). The laps are held apart by a table (2) with lame...  
WO/1992/004492A1
A method of producing a shaped fibrous fabric structure in which a continuous filament sheet (16a) is subjected to a needle punching action, segments (36, 38) are cut from the sheet and these segments are assembled to form an annulus, an...  
WO/1991/000382A1
The invention relates to a method for manufacturing a textile product from fibres and/or filaments in which said fibres and/or filaments circulate in fleece form. The technique consists of subjecting the fibres and/or filaments to transv...  
WO/1989/003446A1
A device introduces a lap of fibres between an upper table (1) and a lower table (2) of a needling machine. Two symmetrical transfer devices (11a, 11b) each comprise a conveyor (13) which passes around an upstream cylinder (12) and aroun...  
WO/1989/002493A1
An apparatus (10) for manufacturing endless, needled, longitudinally oriented, paper machine felts having a predetermined width formed from a plurality of overlapping loops of a narrower width strip (101) is disclosed. The apparatus incl...  
WO/1981/002734A1
A process for producing a non-woven, boron nitride fiber mat, suitable for use as an electric cell separator in a lithium-sulfide battery. Molten boron oxide (15) is centrifugally spun into stands (23) and attenuated by an annular gas st...  
JP6008193B2  
JP2016069743A
[Subject] In needle punch processing for forming a nonwoven fabric, a subject which needling only from these one way had is simply solved only by needling from one way, without introducing big equipment etc. [Means for Solution] It is a ...  

Matches 151 - 200 out of 825