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| Number | Title | Issue Date |
| 8079394 | Belt for a corrugator machine having a friction coefficient reduced driven side The invention relates to a belt for a corrugator machine for making corrugated board (50) wherein at least a middle layer (52) of corrugated material is joined under pressure to cover layers (51, 53) of smooth material to form the corrugated boa... | 12/20/2011 |
| 7814955 | Hydrolysis resistant woven corrugator fabric A woven corrugator belt having a fabric body that has a base layer fabricated from a polyester material and has at least 1 layer of the polyester that runs in both the machine direction and cross machine direction of the belt. The fabric body has a first end and a s... | 10/19/2010 |
| 7617856 | Apparatus for the manufacture of corrugated board An apparatus for the manufacture of corrugated board has a housing, in which the following are accommodated: a corrugating roller unit for the production of a corrugated web out of a material web, comprising corrugating rollers adjacent to each other, a gluing devic... | 11/17/2009 |
| 7317501 | Optical film, light reflective film, liquid crystal display panel, method and apparatus for producing an optical film, method of producing a die roller, and method and apparatus for laminating an optical film An object of the invention is to provide a light reflective film which can prevent moire fringes from occurring. A rough face in which a plurality of rows of pyramidal convex portions that are linearly continuous are adjacently formed in parallel with one another is... | 01/08/2008 |
| 7285185 | Wet paper web transfer belt A wet paper web transfer belt comprises a base body, a wet paper web side layer, and a machine side layer. The wet paper web side layer is formed of a high molecular weight elastic section, and fibers and filler particles are exposed at its surface. The fibers and f... | 10/23/2007 |
| 7189448 | Apparatus and process for producing a corrugated web and an absorbent article comprising a corrugated web Absorbent article comprising a liquid-impermeable cover sheet, a liquid-permeable cover sheet, and an absorbent body between the liquid-impermeable cover sheet and the liquid-permeable cover sheet. Any one or all of the liquid-impermeable cover sheet, the liquid-per... | 03/13/2007 |
| 7115089 | Technology for continuous folding of sheet materials A machine and method for the continuous folding of sheet material into different three-dimensional patterns is featured. The innovative machine and method folds sheet material by force converging the sheet to a final stage that imparts a final fold or pattern. Uniqu... | 10/03/2006 |
| 7052564 | Component feeder having a high density cover tape reservoir A method and apparatus for the handling and containment of a cover tape peeled from a pocket tape in a component feeder are disclosed. A single folding pulley comprising inclined sides and an undercut at the hub folds the adhesive contaminated edges back onto themse... | 05/30/2006 |
| 6932756 | Corrugated cardboard manufacturing machine A corrugated cardboard manufacturing machine (10) wherein at least one continuous supporting belt (11) for supporting/conveying a sheet of cardboard is moved along a predetermined path by actuating means (13); and where the supporting belt (1... | 08/23/2005 |
| 6921450 | Soft contact roll for a single facer A soft contact roll is mounted immediately downstream of the generator roll in a single facer to press the freshly glued single face web against the surface of the heated fluted bonding roll with a light load uniformly distributed across the full width of the web. T... | 07/26/2005 |
| 6910996 | Method for producing a honeycomb structure and apparatus therefor A method and apparatus for producing a honeycomb structure in a continuous production process includes five process stations. At Station 1 sheets of deformable material are interleaved with a release ply to form a five layer sandwich. At Station 2 the ... | 06/28/2005 |
| 6827784 | Corrugating method and means A system for adding a desired additive to a corrugating adhesive. ... | 12/07/2004 |
| 6710566 | Method and apparatus for servo glue gap control A servo control system for adjusting adhesive film thickness on a glue machine glue roll, wherein the glue machine includes a glue roll, a metering roll, and a glue gap defined between the glue roll and the metering roll. The system includes a servo motor for drivin... | 03/23/2004 |
| 6692602 | Machine for producing a corrugated cardboard sheet and process for calibrating the glue gap of such a machine A machine for producing corrugated cardboard incorporates a corrugating roll and a glue roll extending parallel to the former in such a way that a glue gap is formed between the two. To adjust the glue gap, the bearing of the glue roll is pushed against t... | 02/17/2004 |
| 6623416 | Single facer with resilient small diameter corrugating roll A single facer for corrugated paperboard of the type using a very large diameter fluted bonding roll and a much smaller diameter fluted corrugating roll which engages the bonding roll to provide a corrugating nip. The small diameter corrugating roll is ma... | 09/23/2003 |
| 6601282 | Method and apparatus for positioning and locking a glue roll for a single facer in operative position A glue machine for a corrugator single facer utilizes a system of simultaneously operated linear actuators to move the glue machine from an idle position adjacent the single facer to a locked position on the single facer, and then to a running position wi... | 08/05/2003 |
| 6548147 | Apparatus and process for producing a corrugated web and an absorbent article comprising a corrugated web Apparatus for continuously producing a web (1) which is corrugated from a thin sheet material which is elastic at least in a transverse direction of the web. The apparatus includes a guide bed (2) which has grooves extending parallel or inclined to each o... | 04/15/2003 |
| 6481483 | Apparatus and process for making elastic composite sheet An apparatus for making an elastic composite sheet including a pair of rolls adapted to bond respective surfaces of a non-stretchable sheet and a stretchable sheet and fed together into a nip of the rolls. one of the rolls is formed with ridges while the ... | 11/19/2002 |
| 6479414 | Textile machine felt A textile machine felt, which can be used, for example, as a compacting felt on machines for rendering textiles shrinkproof, consists of a ground textile (1) and a felt layer (2) which is stitched thereon and comprises at least in its surface region an el... | 11/12/2002 |
| 6470944 | Woven endless and needlepunched corrugator single facer belt An unlaminated belt for a single-facer section of a corrugated board production line has a single base structure in the form of an endless loop lacking a seam. The base structure is made up of yarns oriented in the machine, or running, and cross-machine d... | 10/29/2002 |
| 6276420 | Coated corrugator belt A corrugator belt for a corrugator machine includes a base having two sides. One of the two sides is the face side of the corrugator belt when the belt is in the form of an endless loop on a corrugator machine. A layer of polymeric resin material is coate... | 08/21/2001 |
| 6238198 | Roll-out apparatus for corrugating roller A corrugating roller unit is moved smoothly between a first reference plane and a second reference plane at different heights by a roll-out apparatus having a set of moving support device. A first moving support device supports the corrugating roller unit... | 05/29/2001 |
| 6171682 | Absorbent article comprising a corrugated web Apparatus for continuously producing a web (1) which is corrugated from a thin sheet material which is elastic at least in a transverse direction of the web. The apparatus includes a guide bed (2) which has grooves extending parallel or inclined to each o... | 01/09/2001 |
| 6153037 | Method and apparatus for producing multi-ply corrugated paperboard Method and apparatus for producing a multi-ply corrugated paperboard (105) by repeatedly laminating multi-ply corrugated mediums (102, 103) with different pitches and widths between top and bottom liners is disclosed. This invention thins the paperboard a... | 11/28/2000 |
| 6136417 | Corrugator and corrugated fiberboard sheet manufacturing method The present invention relates to a corrugator and corrugated fiberboard sheet manufacturing method which are capable of accurately adjusting the quantity of moisture included in a sheet to certainly suppress the warp deformation of the sheet with the pass... | 10/24/2000 |
| 6126771 | Corrugated cardboard manufacturing process The invention relates to a process for manufacturing corrugated board in which the corrugated board is produced by gluing at least three individual constituent webs (3, 5, 7) respectively on two sides oriented toward each other, wherein in a single work c... | 10/03/2000 |
| 6089296 | Pre-conditioning of a medium web during the fabrication of corrugated paperboard An apparatus for preconditioning a medium web on a corragator before fluting the medium web during the manufacturing process of corrugated paperboard uses steam flows and pressures to press the medium web against a hot plate assembly. A plurality of elong... | 07/18/2000 |
| 6074507 | Corrugating roll with improved flute profile Corrugating rolls for forming corrugated paperboard medium are given a flute valley profile having a narrow channel along the valley base between arcuate segments of the valley base that parallel the channel on opposite sides of a radial plane of symmetry... | 06/13/2000 |
| 6068701 | Method and apparatus for producing corrugated cardboard A method and apparatus for applying adhesive to the flutes of corrugated board to bond a face thereto. An applicator roll is provided with a uniform thin coating of adhesive by a flexible bar urged toward the surface of the applicator roll. A rider roll i... | 05/30/2000 |
| 6032713 | Corrugated board manufacturing system A first tension adjustor for adjusting the tension of a liner and a pitch measuring device for measuring the corrugation pitch of a first core board of a single-faced corrugated board are used. A first tension controller operates so that the tension actin... | 03/07/2000 |
| 6027591 | Single face splicer and method of using the same A single face splicer for creating a splice between a running web from a first source of single face material and a ready web from a second source of single face material to provide an uninterrupted supply of single face material to a double backer system... | 02/22/2000 |
| 5904793 | Method and equipment for rapid manufacture of loop material A method for forming a sheet of loop material in which a sheet of fibers is passed between a first cylindrical forming member having sockets and a second cylindrical forming member having mating posts to generally conform the sheet of fibers to the periph... | 05/18/1999 |
| 5897824 | Surface heating for a corrugated medium web In a single facer, the premoistened medium web is dried on both surfaces to a shallow depth immediately prior to passage through the corrugating nip. The dried shallow surface layers substantially decrease friction between the flutes of the corrugating ro... | 04/27/1999 |
| 5846376 | Adhesive consumption monitoring system A paper corrugator machine has a closed loop for delivering warm adhesive from a source to a pan from which the adhesive is applied onto the crests of the corrugated paper flutes. To insure a delivery of the correct amount of adhesive to the flute crests,... | 12/08/1998 |
| 5755902 | Method and apparatus for producing a composite web having transverse stretch This invention relates to apparatus and methods for fabricating a composite web having transverse stretch. In one embodiment a forming plow forms at least one groove in a first web of material. An applicator roll applies a second web of transversely stret... | 05/26/1998 |
| 5643397 | Equipment for forming a sheet of loop material A sheet of loop material adapted to be cut into pieces to form loop portions for fasteners of the type comprising releasably engageable hook and loop portions, or to be incorporated into items such as disposable garments or diapers or into sheets of abras... | 07/01/1997 |
| 5587206 | Method and apparatus for coating corrugated sheet material An applicator for coating sheet material has a relatively thick compressible, saturable layer for engaging the sheet which is effective to apply an optically clear coating when saturated with a flood of liquid coating composition. The coated article has v... | 12/24/1996 |
| 5578160 | Heat transfer control system for a double backer A system for controlling the rate of heat transfer between the heating surfaces and a corrugated web in a double backer includes an air flow system operable to selectively apply a vacuum to the underside of the web via chambers formed in the spaces betwee... | 11/26/1996 |
| 5568877 | Method of manufacture for container for hot food A method of manufacturing a container for the temporary storage of foods is disclosed. The container includes a corrugated medium having a single backer paper thus creating an exposed corrugated surface on a side opposite the backer. The food container is... | 10/29/1996 |
| 5508083 | Machine direction fluted combined corrugated containerboard Provided is an improved corrugated containerboard that includes a corrugated medium sandwiched between and secured to a top liner and a bottom liner. The corrugated medium, top liner, and bottom liner each include fibers that are oriented in a machine dir... | 04/16/1996 |
