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| Number | Title | Issue Date |
| 8147654 | Wet paper web transfer belt A wet paper web transfer belt (1) has a wet paper web-side layer (31), including a hydrophilic fibrous body (30), and a machine-side layer (32). A base fabric (33) disposed in the belt comprises a first woven fabric (34), di... | 04/03/2012 |
| 8137507 | Shoe press belt for paper-making machine and process for producing the same A shoe press belt for paper-making machine that reduces belt damages attributed to the friction between belt and shoe. The shoe press belt for paper-making machine having a wet paper contact surface and a shoe contact surface, is characterized in that the shoe press... | 03/20/2012 |
| 8092654 | Process belt for papermaking and method for making the same A process belt for papermaking with a long operational life comprises an integrated structure of a reinforcing fibrous base material 6 and a polyurethane layer, the reinforcing fibrous base material being embedded in the polyurethane, wherein an inorganic fil... | 01/10/2012 |
| 8083899 | Belt for shoe press A belt (4) for a shoe press is disposed for rotational movement between a press roll (2) and a shoe (3). The belt (4) includes a shoe-side layer (21), a base layer (22) disposed on an outer circumferential surface of the sho... | 12/27/2011 |
| 8025771 | Papermaking felt Papermaking felts include a base material and a batt layer provided on one or both sides of the base material. The batt layer includes a water-absorbing resin, and the water-absorbing resin has a coefficient of water absorption of from 1.05 and 10. ... | 09/27/2011 |
| 7955475 | Papermaking shoe press belt A papermaking shoe press belt is formed of a reinforcing fiber base material and a polyurethane layer integrated with each other. The reinforcing fiber base material is embedded in the polyurethane layer. The papermaking shoe press belt includes, as the polyurethane... | 06/07/2011 |
| 7947154 | Shoe press belt for papermaking A belt for papermaking shoe press is provided which comprises a reinforcing fibrous base (6) and a polyurethane layer (2) united therewith, the reinforcing fibrous base (6) having been embedded in the polyurethane layer (2). The belt incl... | 05/24/2011 |
| 7943013 | Shoe press belt for paper making Disclosed is a shoe press belt (10) which comprises a reinforcing fibrous base material (6) embedded in a polyurethane layer, and has an outer circumference layer (2a, 21) and an inner circumference layer (2b, 22 | 05/17/2011 |
| 7922869 | Shoe press belt A shoe press belt for a paper machine includes a substrate and a polyurethane resin impregnated to laminate on the surfaces of both the shoe side and the felt side thereof, and is excellent in abrasion resistance, crack resistance and processability. A polyurethane ... | 04/12/2011 |
| 7909965 | Shoe press belt Disclosed is a shoe press belt (10) which comprises a reinforcing fibrous base material (6) embedded in a polyurethane layer, and has an outer circumference layer (2a) and an inner circumference layer (2b) each formed with a... | 03/22/2011 |
| 7674732 | Felt for papermaking A felt for papermaking which is less prone to be crushed during operation of high speed paper machine, promptly begins stable papermaking after starting the machine, assures durability, and maintains surface smoothness. ... | 03/09/2010 |
| 7517434 | Paper transporting felt, and press apparatus of paper machine having paper transporting felt A paper transporting felt includes a base layer, a first batt layer formed on a wet paper side surface of the base layer, a second batt layer formed on a press side surface of the base layer, a polymer elastic material impregnated in the base layer, the first batt l... | 04/14/2009 |
| 7494571 | Belt for shoe press A belt for a shoe-press of a paper machine having water drain grooves which are resistant to the occurrence of cracks in side walls of the water drain grooves. The surface condition of the water drain grooves side wall is arranged to be a pear-skin state having minu... | 02/24/2009 |
| 7494568 | Leader cloth and manufacturing method thereof A leader cloth for pulling and installing a belt body onto rolls in a paper machine able to pass between rolls with a small clearance and capable of preventing sag or deflection. At a position near the base portion and a position closer to the apex portion of the le... | 02/24/2009 |
| 7481907 | Paper transporting felt, and press apparatus of paper machine having paper transporting felt A paper transporting felt includes a base layer, a first batt layer formed on a wet paper side surface of the base layer, a second batt layer formed on a roll side surface or a shoe side surface of the base layer, and a wet paper contacting layer formed on a wet pap... | 01/27/2009 |
| 7481906 | Paper transporting felt, and press apparatus of paper machine having the paper transporting felt A paper transporting felt includes a base layer, a first batt layer formed on a wet paper side surface of the base layer, a second batt layer formed on a roll side surface or a shoe side surface of the base layer, and a wet paper contacting fibrous layer formed on a... | 01/27/2009 |
| 7442426 | Press felt for papermaking A papermaking press felt comprises a base body, a batt layer, and an anti-rewetting layer comprising a non-oriented film, all intertwiningly integrated by needle punching. The anti-rewetting layer has openings with a three-dimensional structure, with an aperture on ... | 10/28/2008 |
| 7381665 | Press felt for papermaking and manufacturing method A press felt for papermaking comprises a base body, a fibrous assembly, and a three-dimensional knitted fabric layer comprising two pieces of fabric connected by connecting fibers. The three-dimensional knitted fabric layer is disposed within the press felt at a dis... | 06/03/2008 |
| 7311806 | Papermaking needle felt Papermaking felt containing a hydrophilic urethane resin that can maintain functions such as water drainage, wet-paper smoothness, and wet-paper transportability by imparting a hydrophilic property to the papermaking felt thereby preventing the deposition and accumu... | 12/25/2007 |
| 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 |
| 7192895 | Papermaking felt This invention relates to a papermaking felt which makes it possible to increase the proportion of the base body thereby preventing flattening without costing extra production man-hour, and to maintain the functions such as the water drainage, wet paper smoothening ... | 03/20/2007 |
| 7185757 | Shoe press belt A shoe press belt comprises a shoe side layer, a base body on the external circumference of the shoe side layer, and a wet paper web side layer formed on the external surface of the base body. The shoe side layer is formed on mandrel having a polished surface, and t... | 03/06/2007 |
| 7175742 | Doctor blade In a doctor blade, which suppresses abrasion of a mating member and excels in water removal capability and shape retention capacity over a long time, resin is impregnated into a fibrous laminate composed of base materials and batt layers integrated by needle punchin... | 02/13/2007 |
| 7135094 | Papermaking press felt An endless papermaking press felt comprises a base and a batt layer intertwiningly integrated with the base. The batt layer comprises a wet paper web side layer and a machine side layer formed on an outer surface and inner surface of a base respectively, The base is... | 11/14/2006 |
| 7135095 | Papermaking press felt and press apparatus for a papermaking machine A press felt for use in a papermaking machine comprises a base body, a batt material and a hydrophilic nonwoven fabric, all intertwiningly integrated by needle punching. The batt material comprises a staple fiber, and is composed of a wet paper web side layer and a ... | 11/14/2006 |
| 7128811 | Belt for a papermaking machine A belt for a papermaking machine has minute projections and recesses randomly formed in a shoe-contacting surface of the belt by a powdery material contained in a high molecular weight elastic section formed on a base body. The surface roughness RZ of the shoe-conta... | 10/31/2006 |
| 7118650 | Wet paper web transfer belt In a wet paper web transfer belt, the wet paper web side layer is formed by a high molecular weight elastic section containing porous bodies which are exposed at, or protrude from the web-contacting surface. The porous bodies are anchored in the resin and wear at ab... | 10/10/2006 |
| 7105077 | Press felt for papermaking and manufacturing method A press felt for papermaking comprises a base body, a fibrous assembly, and a three-dimensional knitted fabric within the interior of the felt. The base body and the knitted fabric may be in contact, or, for improved adhesion between the base body and the knitted fa... | 09/12/2006 |
| 6979387 | Doctor blade for removing water In laminated, resin-impregnated doctor blades for removing water from a grooved belt in the press part of a papermaking machine, fibers of the belt-contacting layer are oriented in the direction of travel of the belt. The doctor blade so constructed exhibits greater... | 12/27/2005 |
| 6977029 | Doctor blade A doctor blade for removing water, which excels in water removal capability and shape retention capacity, and suppresses abrasion of the belt or other mating member with which it cooperates, is a fibrous laminate comprising integrated base material and batt fiber la... | 12/20/2005 |
| 6969691 | Doctor blade for removing water A doctor blade for removing water from a mating member, such as a grooved elastic belt in the press part of a papermaking machine, comprises a resin-impregnated fibrous laminate, in which at least a part of the warp of a base material in the laminate, which comes in... | 11/29/2005 |
| 6936139 | Shoe press apparatus of a papermaking machine In a shoe press apparatus of a papermaking machine, a press part comprises a roll which serves as a pressing member and a shoe. A belt is sandwiched between the roll and the shoe. A lubricant feeder supplies a lubricant from the outside of the shoe at the upstream s... | 08/30/2005 |
| 6929718 | Shoe press belt In a shoe press belt of a papermaking machine, the part of the paper web-facing layer in which water-holding grooves are formed is composed of a surface sublayer, having a relatively low hardness, and an underlying layer having a relatively high hardness. The higher... | 08/16/2005 |
| 6858291 | Elastic belt for papermaking calender To address the conflict between structural strength and flexibility in a conventional elastic belt for a papermaking calender, and to reduce manufacturing time, a belt in which the paper sheet-facing side of a base body side is covered by a high molecular weight ela... | 02/22/2005 |
| 6780287 | Belt for calendering A relatively low-cost calendering belt having excellent heat resistance and durability comprises a central portion 30, and left and right side portions 20 located at the sides of the central portion. The right and left portions 20 comprise high ... | 08/24/2004 |
| 6736939 | Shoe press belt In a shoe press belt, in which the nip zone is narrower than the shoe width, the shearing force which normally acts on the belt at the outer boundary of the nip zone is made either weak or non-existent by forming the outer portions of the belt of less hardness than ... | 05/18/2004 |
| 6716318 | Papermaking press felt A papermaking press felt having excellent rewetting suppression without impaired water-squeezing capability, comprises a base body, batt layers, and a rewetting prevention layer, integrated with one another by needle punching. The rewetting prevention layer has thre... | 04/06/2004 |
| 6709552 | Papermaking belt In a one-surface coated papermaking belt composed of a base layer and a thick resin layer, or a covered, one-surface coated papermaking belt composed of thin and thick resin layers on opposite sides of a base layer, curling of the edges of the belt due to the shrink... | 03/23/2004 |
| 6699368 | Shoe press belt and manufacturing method To improve the water squeezing function of a shoe press belt for papermaking, the wet web side layer of a main body of the belt is composed of a high molecular weight elastic material, and the wet web facing surface of the wet web side layer is made hydro... | 03/02/2004 |
| 6530854 | Belt for shoe press A shoe press belt for papermaking is composed of heat-resistant base and resin layers, the resin layer containing a filler for either increasing or decreasing its thermal conductivity. The resin layers do not soften at high temperatures, and consequently ... | 03/11/2003 |
