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| Number | Title | Issue Date |
| 7494570 | Apparatus in a paper or cardboard machine for confining the pulp flow from the headbox An apparatus in a paper or cardboard machine for confining the pulp flow coming from the headbox (1), said apparatus comprising at least one deckle system, which comprises a deckle part (2) and supporting elements supporting the deckle part, said deckl... | 02/24/2009 |
| 7384514 | Non-woven inorganic fiber mat A non-woven mat of inorganic fiber is disclosed having a substance which is lower at the edges of the mat than in the remainder of the mat. Apparatus for making such a mat includes: a source of a slurry of inorganic fiber in a liquid; a forming wire disposed to move... | 06/10/2008 |
| 7135092 | Arrangement for controlling the edge of pulp mass in a web former and a method for controlling the edge of pulp mass The invention relates to an arrangement for controlling the edge of pulp mass in a web former, the web former comprising a space formed by two wires or the like, into which space the pulp mass is fed. The wires or the like are supported on a chamber units, which eac... | 11/14/2006 |
| 6821390 | Process and device to control quality parameters in paper, tissue and pulp dewatering plants Apparatus and process for controlling the basis weight cross-profile, the formation, the fiber direction and other quality parameters of a pulp sheet after the headbox in a dewatering plant. The apparatus including at least one suspension feed, at least one distribu... | 11/23/2004 |
| 6752909 | Machine for producing a fibrous web from a fibrous suspension as well as a process and system for monitoring a drainage element The present invention is a machine for manufacturing a fibrous web from a fibrous suspension, with a sheet forming area that exhibits at least one suction box, which includes a main box with at least one suction box cover that is formed from at least two drainage el... | 06/22/2004 |
| 6464835 | Equipment and method in a twin-wire former The invention concerns an equipment and a method in a twin-wire former, in which a partly pre-drained or non-drained fiber stock is passed to between the forming wires of the web former in the vicinity of the former roll (11) or of a water drain box, in w... | 10/15/2002 |
| 6306258 | Air press A pressurized box is positioned opposite a vacuum box. The pressurized box has a leading cross machine direction baffle with a ceramic shoe which engages a forming fabric, and a trailing cross machine direction baffle of similar construction. Two end deck... | 10/23/2001 |
| 6254731 | Steam box including a suction zone in an area of a web adjacent to edge cutter devices A steam box including a steam chamber for blowing steam toward a paper or board web that runs on support of a wire and a suction zone arranged at the trailing side of the steam chamber of the steam box for providing suction of steam mist discharged by the... | 07/03/2001 |
| 6214169 | Sheet formation system with deckle plates and method for reducing edge waves Sheet formation system and method for reducing wavy edges in a fourdrinier machine. The system includes a headbox having a nozzle bring adapted to produce a pulp suspension jet across a width of the machine, at least one rotating screen positioned to rece... | 04/10/2001 |
| 6210534 | Trim squirt for a paper-making machine A paper-making machine for making a fiber web, includes a wire for carrying the fiber web. A trim squirt includes a nozzle cutter and an accumulator tank. The nozzle cutter is directed toward and transverse to the wire. The accumulator tank includes an in... | 04/03/2001 |
| 6146502 | Paper making machine with a traveling deckle board A machine for adjustably placing a low dam moving along each lateral edge of a Fourdrinier fabric so as to contain the paper-making slurry on the fabric without leaking over the edges of the fabric while the moving fabric is subjected to sufficient suctio... | 11/14/2000 |
| 6143135 | Air press for dewatering a wet web An air press for noncompressively dewatering a wet web to consistency levels not previously thought possible at industrially useful speeds without thermal dewatering. The air press has an air plenum and a vacuum collection device, each on opposite sides o... | 11/07/2000 |
| 6108930 | Apparatus for controlling widthwise expansion of a conveyed web Apparatus for controlling widthwise contraction of a conveyed web has opposing first web carrier belts and opposing second web carrier belts forming a generally serpentine transport path for supporting opposite lateral edges of the conveyed web.... | 08/29/2000 |
| 6093284 | Air press for dewatering a wet web with pivotable arm seal An air press for noncompressively dewatering a wet web to consistency levels not previously thought possible at industrially useful speeds without thermal dewatering.... | 07/25/2000 |
| 6080279 | Air press for dewatering a wet web An air press for noncompressively dewatering a wet web to consistency levels not previously thought possible at industrially useful speeds without thermal dewatering. Side seal members are positioned beyond the lateral edges of the wet web and support fab... | 06/27/2000 |
| 5908534 | Method and device for web cutting in the former of a paper machine A method and device for cutting a paper web (9) in a twin wire former (1) is described, said web being formed between two forming fabrics (4, 5) while wrapping a section of a forming roll (3), and the web cutting being carried out with the aid of jet cutt... | 06/01/1999 |
| 5858175 | Suction box with side fillers A suction box for a machine for manufacturing a fiber web extends transverse to the travel direction of a porous belt and applies suction to the belt and the fiber suspension on the belt. The suction box has an open side toward the belt. At least two and ... | 01/12/1999 |
| 5851356 | Method and apparatus for the lateral sealing of a drainage wedge in a twin-wire paper machine Apparatus and method for laterally sealing a drainage gap of a twin-wire paper machine. This lateral sealing has contact only with the lower wire. Between the upper wire and the lateral sealing, sealing is preferably effected by sealing water. Since this ... | 12/22/1998 |
| 5830322 | Velocity induced drainage method and unit A drainage device and method which provides for drainage from paper or pulp stock on a fabric in a sheet or mat making machine which includes a primary blade and trail blade with a gap therebetween for drainage wherein the size of the gap controls drainag... | 11/03/1998 |
| 5795442 | Sealing device for a twin wire dewatering apparatus A sealing device for sealing the opposite sides of upper and lower converging liquid pervious moving belts used in dewatering a liquid slurry containing fibrous materials wherein the upper and lower liquid pervious belts converge from an entrance portion ... | 08/18/1998 |
| 5302250 | Paper machine deckle flushing fountain Paper machine deckle defining structure is protected from fiber accumulations by a uniformly distributed water film that continuously flows from a flat, horizontal upper surface over all smoothly faired lower surfaces of the deckle elements.... | 04/12/1994 |
| 5298127 | Paper machine deckle support and flushing means A paper machine deckle board is supported and protected from fiber accumulations by a multi-functional structure which adjustably positions the deckle board with an integrated flushing water conduit and film distribution fountain.... | 03/29/1994 |
| 5296101 | Paper machine deckle structure with a c-clip support beam Paper machine deckle defining structure is protected from fiber accumulations by a uniformly distributed water film that continuously flows from a flat, horizontal upper surface over all smoothly faired lower surfaces of the deckle elements.... | 03/22/1994 |
| 5284551 | Paper machine deckle blade construction To protect the paper machine fourdrinier screen, deckle blades are fabricated with a soft polymer (polytetrafluoroethylene) lower edge having little adhesive affinity for either papermaking fiber or traditional plastic bonding compounds. Necessary structu... | 02/08/1994 |
| 5269884 | Paper machine deckle cupping rails with flushing fountain Paper machine cupping rails for curling the lateral edges of a web formation screen are protected from fiber accumulations by a uniformly distributed water film that continuously flows from a flat, horizontal upper surface respective to a plurality of con... | 12/14/1993 |
| 5045154 | Conveyor edge product containing device for paper making machinery An improved conveyor edge product containing device for typical paper making machinery comprised of the main body (20) typically made of ultra-high molecular weight polyethylene conventionally machined with an elongated chamber (30) for fluid distribution... | 09/03/1991 |
| 4968387 | Papermachine deckle means The lateral edges of a papermachine forming fabric pond are contained by a deckle board having a bottom edge positioned above the forming fabric upper surface elements but below the fabric supported stock pond surface. Lateral edges of the forming fabric ... | 11/06/1990 |
| 4738751 | Fabric edge support apparatus for fourdrinier paper machine A Fourdrinier-type paper machine having a wet end with a headbox for storing a mixture of pulp and water, this pulp mixture being jetted onto a fabric having two side edges, this fabric forming an endless belt the upper surface of which is caused to conti... | 04/19/1988 |
| 4657635 | Method and apparatus for the deflocculation of stock A papermaking machine including a non-dewatering forming board comprising a plurality of contiguous blades and a plurality of shower nozzles for showering stock carried by a forming medium over the forming board with a plurality of needle jets of water, e... | 04/14/1987 |
| 4617450 | Process for manufacture of a vacuum-moulded electrical heating unit A resistance heating coil is placed on a sieve like tray above a suction box, and a slip of ceramic fibers is placed in the suction box, so that a ceramic fiber layer builds up when suction is applied. Portions of the sieve like tray are closed in regions... | 10/14/1986 |
| 4576681 | Machine for making a fiber web with sharply defined edges A machine for making a fiber web with sharply defined edges, specifically a paper or tissue web, between a felt and a wire, features a headbox that dispenses the fiber suspension into a feed-in area formed between the felt and wire. The wire has a smaller... | 03/18/1986 |
| 4478684 | Papermaking machine stock trim deflecting device The papermaking machine contains at least one water pervious dewatering wire or the like for forming a fiber web, particularly one layer of a multi-ply fiber web, and at least one headbox for infeeding a fiber stock suspension to be applied in the form of... | 10/23/1984 |
| 4456502 | Method for adjusting the format of continuous aqueous fibre suspension delivered by the head boxes of a paper manufacturing machine, and the device for carrying out said method A method and mechamism of removing an edge of a paper web formed on a traveling foraminous wire from stock issuing from the slice of a headbox including a blade positioned parallel to the machine direction and located to separate the edge from the flow of... | 06/26/1984 |
| 4390433 | Dewatering system with water deckle A deliquefying system including at least one drainage device having a wear surface and being connected to a source of suction open to the wear surface. A wet web of material to be deliquefied is passed over the wear surface so that liquid is removed from ... | 06/28/1983 |
| 4315799 | Adjustable deckle An adjustable deckle is provided for use in papermaking machinery to be positioned between the ends of adjacent wear surfaces to facilitate prevention of loss of vacuum applied to the wear surfaces in operation of the machinery. The deckle includes an elo... | 02/16/1982 |
| 4124441 | Sheet forming apparatus including edge seals for forming wires An apparatus for forming a fibrous sheet, which apparatus comprises a first and a second endless wire for accomplishing a forming zone between mutually converging wires; a feed box with lips forming an outlet opening for feeding fibre suspension into the ... | 11/07/1978 |
| 4081321 | Movable deckle within headbox outlet Apparatus for forming one or more sheets from a dilute suspension of fibers in a liquid has a Fourdrinier wire the upper reach of which travels above a foraminous support, and a head box which has an outlet discharging the suspension onto the upstream por... | 03/28/1978 |
