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| Number | Title | Issue Date |
| 7291243 | Device for joining sheets of cardboard to form corrugated cardboard The device to join a sheet of smooth cardboard (N4) to a sheet of corrugated cardboard (N1; N2; N3), comprises a series of heated plates (3) aligned according to a longitudinal direction of feed (F) of the cardboard and, above said... | 11/06/2007 |
| 7237479 | Device for successively transporting sheets in a platen press A device for successively transporting sheets in a platen press includes gripper bars with respective ends fixedly attached to two flexible of endless loop elements. Each loop element is engaged respectively with an intermittent drive wheel and at least one free whe... | 07/03/2007 |
| 7096778 | Continuous press with roller bar journaling pins The roller bar chains of a continuous press for producing pressed board provided sufficient play for the roller bars relative to the link chains by having the journaling pins for the link chains extending through bushings which articulate the overlapping link plates... | 08/29/2006 |
| 6890407 | Method and apparatus for producing calendered paper or board A method and an arrangement for manufacturing calendered paper or board particularly in the on-line manufacturing method. In the method, a base web is formed from a mixture of water and pulp supplied from the headbox and the web is dried by removing water over the p... | 05/10/2005 |
| 6875311 | Method and apparatus for producing calendered paper or board A method and an arrangement for manufacturing calendered paper or board particularly in the on-line manufacturing method. In the method, a base web is formed from a mixture of water and pulp supplied from the headbox and the web is dried by removing water over the p... | 04/05/2005 |
| 6779440 | Method and device changing the vapor pressure inside the paper web in calendering In the method for calendering a paper or paperboard web, the properties of a paper or paperboard web (W) are modified by changing the vapour pressure inside a moist paper or paperboard web. The device for calendering a paper or paperboard web comprises means for cha... | 08/24/2004 |
| 6744025 | Apparatus for hot-pressing a planar product The invention relates to an apparatus for hot-pressing a planar product in a process using microwave heating. The apparatus comprises a constant-volume, box-like microwave resonant cavity divided into two opposed subcavities by an elongated gap suitable for passing ... | 06/01/2004 |
| 6530316 | Continuously operating press utilizing a phenyl-endblocked polydiorganosiloxane-polyphenylorganosiloxane random copolymer fluid In a first embodiment, this invention relates to a continuously operating press, preferably for the manufacture and/or printing, lamination or the like of a one or multiple layer board web of pre-manufactured material and/or raw material, wherein the lubr... | 03/11/2003 |
| 6418840 | Calendering method and a calender that makes use of the method A calendering method and calender in which a web material is passed through a calender, the calender being defined by two rolls having resilient roll coatings and being loaded towards each other so that due to the resilient nature of the roll coatings an ... | 07/16/2002 |
| 5862746 | Apparatus for reducing the water content of water-containing brown coal Apparatus for reducing the water content of water-containing, granular brown coal under the action of thermal energy and pressure on the material (14) distributed flat in bed form using a press (9, 10) in which the brown coal is subjected to a mechanicall... | 01/26/1999 |
| 5775214 | Apparatus for the continuous production of particle, fiber, plastic and wood boards A continuously operating press produces particle, fiber, plastic and wood boards continuously from pressing stock. The press includes a heating platen provided on one side of the press and a plurality of press platen segments arranged on a side opposite t... | 07/07/1998 |
| 5732622 | Machine for manugacturing corrugated board A machine for manufacturing corrugated board including one or more flexible, disposable covers for the pressure-applying feet of the machine. The covers prevent wear and tear to the bottoms of the pressure-applying feet and may be easily replaced, as need... | 03/31/1998 |
| 5582689 | Pressing apparatus having a concave pressure shoe with variable radius of curvature A pressing apparatus for web-shaped material, especially for smoothing a paper web, has a pressure gap between a roller and a concave pressure shoe. The pressure shoe is loaded by at least two loading elements, which are displaced in the circumferential d... | 12/10/1996 |
| 5421951 | Platen press A continuous press for pressing glued press charges is provided. The press includes first and second generally parallel press platens, a driver for driving the press platens through a working stretch at a predetermined rate of travel, and a system for mai... | 06/06/1995 |
| 5284546 | Apparatus for manufacture of structural panel A method and apparatus for making structural panel from the rinds of sugarcane and similar woody grasses. The method includes providing a collection of straight and rather long rind fiber-bundle strands, coating them with binder, depositing coated strands... | 02/08/1994 |
| 5201979 | Method of manufacturing a sheet-prepreg reinforced with fibers Method and apparatus for manufacturing a sheet-prepreg reinforced with fibers wherein a sheet of fibers such as warp or woven fibers such as fabrics is conveyed between a pair of band belts one of which is coated with a film of thermoplastic resin which h... | 04/13/1993 |
| 5149393 | Edge sealer for multi-ply business forms An edge sealer includes a heater anvil having a heater band disposed in a convex configuration and lying opposite a drive belt. Multi-ply business forms are conveyed along the edge sealer, with the edge of the form extending between the belt and the heate... | 09/22/1992 |
| 5094308 | Method and device for heating pressure belt of a press A method and device for heating the pressure belt of a press, in which the press pressure is exerted by a gas-filled pressure chamber on the working run of pressure belt and heat transfer is increased by a high circulation rate of the pressure medium in p... | 03/10/1992 |
| 5035889 | Continuously working press A continuously working press is provided having a rolling rod conveyor connected to a guide chain, whereby in the critical entering arc and also in the tangential transition into the horizontal pressing zone the guide chain has the same arc dimension and ... | 07/30/1991 |
| 5034088 | Band wheel and tension control An improved mounting for spaced band wheels about which the sealing bands of a band sealer move is achieved by mounting at least one of the band wheels carrying each band from a double ended cylinder movable longitudinally with respect to the inter-band w... | 07/23/1991 |
| 4863546 | Apparatus and method for manufacturing plastic cards A method and equipment for manufacturing plastic cards, for example, credit cards and the like from a continuous layup including generally two plastic cover leaves and a printed insert. The plastic leaves to be heat sealed are fed through a plurality of p... | 09/05/1989 |
| 4824354 | Hydraulic continuous press with improved drive A continuous high pressure press especially adapted for molding thermosetting or thermoplastic sheet material comprises two tracks each carrying a plurality of molds which converge at the press input where sheet material is fed in. Each track is engaged b... | 04/25/1989 |
| 4623422 | Fabric fusing machine A fabric fusing device is described having a heat box and a conveyor assembly with a continuous belt. The conveyor assembly is floating above the belt at a preselected distance therefrom and may be pivoted from a horizontal, essentially operating position... | 11/18/1986 |
| 4514162 | Appliance for heating an electroconductive material in the form of a continuous strand The invention relates to an appliance for heating an electroconductive material, preferably one which hardens as a result of this heating process, this material being in the form of a continuous strand which is guided inside a channel (14). In this applia... | 04/30/1985 |
| 4336096 | Belt press apparatus with heat shield In an apparatus for joining a plurality of band-shaped layers of material in passage wherein rotating steel belts (18) for pressing together the laminates are heated, the apparatus being designed as a dual belt press (10), a heat damming protective shield... | 06/22/1982 |
| 4316709 | Continuous belt press with capacitative heating means A continuously operating heat-treatment press in which a continuously advanced layer (7) of material under pressure, for example including glue-coated wood chips, is heated dielectrically. The press is of the kind which comprises at least one endless, con... | 02/23/1982 |
| 4283246 | Continuous laminating machine In a continuous laminating machine for exerting a pressure over an area on a moving panel of material, which machine includes a stationary supporting structure composed of two supporting elements, each supporting element presenting a parallel pair of plan... | 08/11/1981 |
| 4202721 | Heat sealing mechanism Heat is applied to a heat sealable material which may be in the form of a bag, for example, to seal a portion of the bag. This may be the top, bottom or side of the bag, and one form of heat sealable material is a plastic film such as polyethylene, either... | 05/13/1980 |
| 3948718 | Apparatus for pressing a moving web of material against a supporting surface particularly to a heating part The invention relates to apparatus for pressing a moving web of material against a supporting surface, specially to press a web of corrugated cardboard against a heating part in a corrugated cardboard production system, comprising a stationary supporting ... | 04/06/1976 |
