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| Number | Title | Issue Date |
| 7690903 | Forming head and process for the production of a non-woven fabric The invention concerns a forming head for an apparatus for the production of a non-woven fabric by depositing fibers on a conveyor belt, comprising a fiber feeder which opens into a fiber processing chamber and which has a lower deposit opening for the delivery of f... | 04/06/2010 |
| 7279438 | Coated insulation board or batt An insulation composite for attenuating energy or sound transmission has a body layer of insulating material with a roughly textured face and a uniform thickness solid cover layer permanently embedded in the body layer to a partial depth so that material of the body... | 10/09/2007 |
| 7232300 | Method and apparatus for forming tow-based absorbent structures with a single casing sheet An apparatus and method for forming tow-based absorbent structures having a single casing sheet are disclosed. The apparatus has a tow supply mechanism for providing tow material, a particulate matter supply mechanism for providing particulate matter, and a casing s... | 06/19/2007 |
| 7216442 | Drying device for a wood-waste collecting machine A drying device for a wood-waste collecting machine includes a blower set on the base of the machine and a heating member connected between the blower and the conveying device of the machine. The blower has an air outlet connected with a windpipe, and the heating me... | 05/15/2007 |
| 7207793 | Method and apparatus for introducing an additive to a composite panel A method of forming a composite panel includes the steps of supplying a material to a forming station, supplying a dry additive to the material at the forming station, producing a mat comprising the material and the additive, and applying heat and pressure to the ma... | 04/24/2007 |
| 7204682 | Apparatus for making a reinforced fibrous absorbent member Apparatus for making a reinforced fibrous absorbent member includes a forming chamber adapted to receive a fluent fibrous material and a forming surface moveable within the forming chamber and adapted to collect fibrous material to form the absorbent member. A sourc... | 04/17/2007 |
| 7197793 | Former head with adjustable needle rollers A former head allows processing of long fibers while achieving a carding action and a fibre distribution fulfilling high quality standards. The former head contains at least one needle roller. A mixture of air and fibers are injected above the horizontal plane of a ... | 04/03/2007 |
| 7186457 | Cellulosic composite component A component such as a siding panel comprised of a PVC/wood flour composite. Another embodiment is a component such as a siding panel that is made from a PVC/CPE/wood flour composite. The cellulosic composite may be extruded through a die and then bent into the shape... | 03/06/2007 |
| 7134859 | Nits separator A plant which serves to produce a nonwoven web of fibers out of a fibrous material, such a cellulose pulp. The plant comprises a hammer mill for defibrating the fibrous material and a forming head for forming a web of fibers on an endless forming wire, which, during... | 11/14/2006 |
| 7128869 | Method and device for producing shell-shaped, plastic parts reinforced with fibre mats A process and a production installation for producing shell-shaped, fiber-reinforced plastic parts are provided. The plastic parts can be produced efficiently, in an automated manner which is flexible with respect to the process and workpiece and is operationally re... | 10/31/2006 |
| 7121818 | System and method for absorbent core production A system, method, and apparatus for preparing an absorbent core for use in absorbent garments is disclosed. The apparatus includes a funnel having a first end and a second end, the second end being narrower in diameter than the first end, and a nozzle having a strai... | 10/17/2006 |
| 7104779 | Suction sleeve extension for a take-off device An improved take-off device for an injection molding machine that includes an extensible sleeve for extending a suction channel during transfer of parts from the mold core assembly to the take-off device, the tube being retractable after the parts have been transfer... | 09/12/2006 |
| 7101452 | Methods of debonding a composite tooling The present invention relates to methods of debonding a tooling for a fuselage. In particular, the present invention relates to methods of debonding a tooling for a fuselage using a debonding agent. In one implementation, isopropyl alcohol is applied to a tooling to... | 09/05/2006 |
| 7017352 | Cooling of extruded and compression molded materials The present invention relates to a system and a method for cooling extruded and molded materials. The present invention is especially useful to thoroughly cool an extrudate by directing a cooling fluid toward a surface of the extrudate (e.g., an interior surface tha... | 03/28/2006 |
| 6971211 | Cellulosic/polymer composite material The present invention is a component such as a siding panel that may be comprised of various formulations of cellulosic/polymer composite materials. One embodiment of the present invention is a siding panel that is comprised of a cellulosic/PVC composite material. T... | 12/06/2005 |
| 6958185 | Multilayer synthetic wood component A multilayer synthetic wood component comprised of a layer of a first synthetic wood composition that is secured to a layer of a second synthetic wood composition. As a result, the present invention may provide a component that utilizes the beneficial characteristic... | 10/25/2005 |
| 6758998 | Method and device for inserting fibers in expanded form into a cavity or depositing them on a surface A method for filling a receiver with expanded fibers includes the steps of feeding at least one bundle of fibers from at least one roving; introducing the at least one bundle into a portable tool having a manual gripping element, a spray nozzle, an air supply device... | 07/06/2004 |
| 6521151 | Conversion of fiber cores into molded products A method and apparatus for converting paper fiber articles into molded parts. The method and apparatus are particularly advantageous in converting paper fiber cores, utilized for winding and unwinding large quantities of paper products, into plugs which a... | 02/18/2003 |
| 6409856 | Apparatus for smoothing out the surface weight distribution of mats An apparatus is described for smoothing out the surface weight distribution of one or multilayer mats containing lignocellulose and/or cellulose with a binding agent dispersed therein for manufacturing of shaped articles, in particular in the form of wood... | 06/25/2002 |
| 6358461 | Method of manufacture of nonwoven fabric A method of manufacture of a nonwoven cellulose fabric is disclosed. The fabric is made from fibers formed by extrusion of a solution of cellulose through a spinning jet. The extruded fiber is attenuated with a high velocity gas flow, and the attenuated f... | 03/19/2002 |
| 6247914 | Casing material and a method and apparatus for its manufacture The invention relates to a method and to an apparatus for perforating a web of material intended to form an outer casing sheet of absorbent articles. As the web is advanced, the web is first provided with a large number of mutually separated cuts in the n... | 06/19/2001 |
| 6233787 | Fiber distributor An apparatus for uniformly distributing a disintegrated material on a fiber layer forming surface comprising a cylindrical housing having a perforated plane-surfaced bottom wall; an inlet opening for a stream of air containing suspended fibers and a stirr... | 05/22/2001 |
| 6221292 | Apparatus and method for molding polymeric fibers into products An apparatus and method are provided for molding clusters of fibers, including at least some thermoplastic fibers, into products at a cost, quality, and performance level acceptable for commercial production. The clusters are dedensified 10 and then place... | 04/24/2001 |
| 6217805 | Fiber choppers for molding processes This process and apparatus use at least one chopper unit. The fiber choppers may be laser beam choppers or existing standard chopper units. The process and apparatus for producing a fiber-reinforced molded composite comprises providing a moldable composit... | 04/17/2001 |
| 6183675 | Multiple fiber choppers for molding processes This process and apparatus use at least two chopper units. The fiber choppers may be laser beam choppers or existing standard chopper units. The process and apparatus for producing a fiber-reinforced molded composite comprises providing a moldable composi... | 02/06/2001 |
| 6063317 | Method for molding polymeric fibers into products An apparatus and method are provided for molding clusters of fibers, including at least some thermoplastic fibers, into products at a cost, quality, and performance level acceptable for commercial production. The clusters are dedensified 10 and then place... | 05/16/2000 |
| 6033199 | Apparatus for forming an intermittent stream of particles for application to a fibrous web The present invention provides an apparatus for applying discrete particles of absorbent material to a predetermined location on a fibrous web. The apparatus comprises a continuously rotating mask, and a means for directing a supply stream of absorbent pa... | 03/07/2000 |
| 5972265 | Method and apparatus for producing composites A method and system (10) for producing a composite material (108) from particles (102) and binder (104), is described. The system includes a feed zone (12), a unilayering zone (14), a mat reforming zone (16) and a compaction zone (18) all closely coupled ... | 10/26/1999 |
| 5858292 | Method and apparatus for making stretchable absorbent articles A method and apparatus for making stretchable absorbent diaper articles. An absorbent material is provided and entangled with a stretchable material to form a stretchable network incorporating the absorbent material. In one embodiment a plurality of foam ... | 01/12/1999 |
| 5795517 | Collection and deposition of chopped fibrous strands for formation into non-woven webs of bonded chopped fibers An air cannon (100), formed by associating an inlet cone (116), an air amplifier (104) and an outlet cone (124) with one another, receives chopped fibers and forcefully deposits the chopped fibers on a collection surface (102) or web moving beyond an outl... | 08/18/1998 |
| 5762844 | Side-by-side absorbent pad forming A distinctive method and apparatus (20) for forming a composite fibrous web (22) includes a web supply (24, 25), which provides at least two appointed fiber layer sections (26, 28) of desired fiber material. Each of the layer sections (26, 28) has a selec... | 06/09/1998 |
| 5637326 | Apparatus for making chopped amorphous fibers with an air transport system An apparatus for continuously making chopped amorphous fibers that uses an air transport system. The apparatus includes a source of floss, a duct for transporting the floss while it is entrained in a stream of gaseous carrier medium, a chopper for choppin... | 06/10/1997 |
| 5560878 | Method and apparatus for making stretchable absorbent articles A method and apparatus for making stretchable absorbent diaper articles. An absorbent material is provided and entangled with a stretchable material to form a stretchable network incorporating the absorbent material. In one embodiment a plurality of foam ... | 10/01/1996 |
| 5518577 | Apparatus for manufacturing fiber-reinforced molding compound A paste supply tube in a molding compound manufacturing apparatus includes first and second paste supply tubes extending parallel or substantially parallel to each other and in a direction widthwise of a pair of carrier films, each of the first and second... | 05/21/1996 |
| 5338169 | Apparatus for making preforms A directed fiber, directed energy process provides both a method and an apparatus for making structural preforms. Fibrous reinforcement material is chopped into short lengths of fiber and propelled toward a perforate mold part. During propulsion and/or af... | 08/16/1994 |
| 5316601 | Fiber blending system A fiber blending system includes an apparatus and method of forming a mat of cellulosic fibers and synthetic fibers, as well as a mat thereby formed. The method includes the steps of fiberizing cellulosic material into cellulosic fibers in a fiberizer, vo... | 05/31/1994 |
| 5229052 | Apparatus and method for applying multiple type fibers to a foraminous surface A method and apparatus for applying fibers to a foraminous mold or surface using strands of binder and glass fibers is disclosed. A strand of binder fiber is chopped and entrained into a chute. The chute has a longitudinal airstream directed therethrough ... | 07/20/1993 |
| 5226991 | Method of fabricating airlaid articles and apparatus for performing the method A method and an apparatus is used for forming airlaid articles such as diapers, sanitary napkins and the like. The apparatus includes an anvil drum with die cavities formed therein. The die cavities have foraminous bottom walls for drawing a stream of air... | 07/13/1993 |
| 5188785 | Apparatus and method of manufacturing synthetic boards including fire-retardant boards A method and apparatus for producing a synthetic board from cellulosic or lignocellulosic fibers is disclosed wherein a standard isocyanate binder is emulsified and immediately applied to the fibers before consolidation into a finished board product. The ... | 02/23/1993 |
| 5093069 | Process and device for the production of mineral wool nonwoven fabrics especially from rock wool In the continuous production of mineral wool nonwoven fabrics, fiber/gas/air mixtures (3, 4) produced by several shredding units (14 to 17) are directed onto collecting conveyor units (19, 21) with suction surfaces (c, d) running in a curve and being unde... | 03/03/1992 |
