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Assignee: Voith Paper Patent GmbH


Location: Heidenheim, DE
No. of patents: 236

1            
NumberTitleIssue Date
8062479Paper machine
Paper machine for producing paper that can be gravure printed from a fibrous stock suspension, and a related method. The paper machine includes a pressing section having at least one press nip, an impingement dryer arranged immediately after the pressing section, an...
11/22/2011
7914429Deflection controlled roll
Deflection controlled roll that includes a rotating roll jacket, a rotationally fixed yoke arranged to axially pass through said roll jacket, and at least one hydrostatic support element is arranged on said yoke to exert a supporting force on an inner side of said r...
03/29/2011
7878441Element for transferring a moving web onto a core, and method for it's use
The invention relates to an element for forming a leading end of a web from a running material web, especially a paper or board web, having a certain width (B). The invention comprises an element which has a smaller width (BM) that the width (B) of the ma...
02/01/2011
7871496Paper machine
The invention relates to a paper machine for producing paper that can be gravure printed from a fibrous stock suspension, and a related method. The paper machine includes a wire section, a pressing section, a drying section, and a winding section for winding the pro...
01/18/2011
7820247Curtain-type coater
Curtain-type coater and process for coating a web with curtain-type coater. Curtain-type coater includes a curtain head having a slit structured and arranged to supply a coating liquid curtain onto a surface of a web and outside of the edges of the web. At least a p...
10/26/2010
7799382Method for producing topographical pattern on papermachine fabric by rotary screen printing of polymeric material
A method for producing a topographical pattern on or in a papermachine fabric. The method for creating the pattern on or in an fabric, includes producing a topographical polymer pattern on or in a papermachine fabric using a rotary screen. The instant abstract is ne...
09/21/2010
7721895Screening device for wet screening of paper fiber suspensions
A screening device for the wet screening of a paper fiber suspension comprising at least one screen plate having a plurality of screen openings, a support structure being detachably attachable to the screen plate, a rotor movable adjacent the screen plate and an out...
05/25/2010
7713385Apparatus for treating a material web after a nip
Apparatus and method for treating a material web, which has at least one nip through which the material web is guided and which is formed between a first revolving, heated surface and a second revolving surface, it being possible for the first surface to be heated t...
05/11/2010
7691232Method and device for treating a paper or cardboard web
A method and a device for treating a web, wherein the web is coated by a coating device. The coated web is calendered, and a steam application device applies steam to the coated web before the coated web is calendered. The instant abstract is neither intended to def...
04/06/2010
7669549Machine for single sided or double sided application of a liquid or viscous coating medium onto the surface of a moving material web, and associated operating method
A machine for single or double sided application of a liquid or viscous coating medium by way of at least one applicator unit onto the surface of a mating material web, especially a paper or cardboard web. A medium collecting device that is allocated to the applicat...
03/02/2010
7655114Method and device for calendering a paper web
The present invention shows a process and device of calendering a web. The process includes drying the web and winding the web at the end of a production section. The process includes transporting the wound web to at least one off-line calender, unwinding the web an...
02/02/2010
7628351Element for transferring a moving web onto a core, and method for its use
The invention relates to an element for forming a leading end of a web from a running material web, especially a paper or board web, having a certain width (B). One aspect of the invention includes an element which has a smaller width (BM) than the width ...
12/08/2009
7597778Method for the production of a web of tissue material
Method and machine for production of a web of tissue material. The method includes supplying at least two stock grades to a multilayer flow box, winding up the tissue web on a reel of a reel-up, and influencing the hardness of the reel produced in a predefinable way...
10/06/2009
7563326Device for coating and drying both sides of a material web of paper or board
A coating/drying device including a first application device, a second application device and a drying device. The first application device for applying application medium to a first side of a fiber material web, moving in a running direction. The second application...
07/21/2009
7550061Dewatering tissue press fabric for an ATMOS system and press section of a paper machine using the dewatering fabric
A dewatering fabric for an ATMOS system or a TAD machine that includes a caliper of between approximately 0.1 mm and approximately 15 mm, a permeability value of between approximately 1 cfm and approximately 500 cfm, an overall density of between approximately 0.2 g...
06/23/2009
7540940Machine for making/treating a sheet of material
A machine for one of producing and treating, and separately treating a material web including a material web dispensing device, at least one application apparatus, a drying device, a processing device and a material web smoothing device. The material web dispensing ...
06/02/2009
7527709High tension permeable belt for an ATMOS system and press section of paper machine using the permeable belt
A permeable belt, a belt press including a roll having an exterior surface and the permeable belt, and a method of drying or pressing a web with the permeable belt. The permeable belt has a paper web facing side and is guided over a support surface. The permeable be...
05/05/2009
7524403Forming fabric and/or tissue molding belt and/or molding belt for use on an ATMOS system
A forming fabric for an ATMOS system or a TAD machine. The forming fabric includes a permeability value of between approximately 100 cfm and approximately 1200 cfm, a paper surface contact area of between approximately 0.5% and approximately 90% when not under press...
04/28/2009
7520962Machine for producing a fibrous web
Machine for producing a web includes a system for predefining a quantity of a grade to be produced utilizing a measuring arrangement for measuring quality data during production of the web. The system defines the quantity of the grade to be produced by using data me...
04/21/2009
7494569Apparatus for cleaning a papermachine fabric
An apparatus for cleaning a papermachine fabric has a device for removing contaminants from a fabric. The device has a contact surface which comes into contact with at least an outer side of the fabric and which is constructed and arranged in such a way that the con...
02/24/2009
7491297Papermachine clothing
Papermaching clothing for conveying a fibrous web in a machine for producing the fibrous web, whereby a fabric made of fibers which run in the machine direction and in the transverse direction, is disclosed having circular fibers, flat fibers or, as compared with th...
02/17/2009
7475496Steam blower box unit
A steam blower box unit having a steam blower box for applying steam to a passing material web, especially a paper or board web, and having a withdrawal device at least partly integrated in the steam blower box. The steam blower box, located opposite the material we...
01/13/2009
7473335Apparatus and method for monitoring the transfer of a material web
A machine for producing and/or treating a material web, in particular of paper or board, in which the material web can be guided along a material web guide path by means of at least one material web guide device from a material web production section or material web...
01/06/2009
7459062Dryer section
Dryer section for drying a fibrous web supported by at least one drying fabric. The dryer section includes a plurality of heated drying cylinders, a plurality of guide rolls, and a plurality of dampening devices arranged at different locations relative to the fibrou...
12/02/2008
7445693Device, method and arrangement for pressing two axis-parallel rollers approachable to one another in a device for producing and/or treating a web of material
Two axially parallel rolls are pressed against each other in a device for producing and/or treating a moving material web. Sensor elements are arranged in the force transmission path running from the force-producing elements via the rolls, outside roll bodies of the...
11/04/2008
7435314Method for the production of a fibrous web
In a method for the production of a fibrous web, especially a paper or cardboard web, an automatic ash control system and an automatic retention control system for the reduction or suppression of an interactive build-up of the two controls are linked via a model for...
10/14/2008
7431802Compound paper making fabric
The invention relates to a forming fabric, with a paper side fabric having paper side threads and with a wear side fabric having wear side threads. The paper side fabric and the wear side fabric are superimposed to one another and connected by binding threads weavin...
10/07/2008
7428786Method and an apparatus for manufacturing a fiber web provided with a three-dimensional surface structure
A method for manufacturing a fiber web having a three-dimensional surface structure and a strength. The method includes the steps of pre-imprinting the fiber web, pressing the fiber web and forming the fiber web. The pre-imprinting step pre-imprints the fiber web at...
09/30/2008
7422659Method and apparatus for treating a web of paper or board
A method and an arrangement for treating a web (2) of paper or board is described, in which a functional coating (5) is applied to the web (2) and the web (2) is then calendered. It is wished to obtain a web provided with a functio...
09/09/2008
7398679Method for measuring properties of a rotational body
Method for determining a specific property of a rotating body, including measuring using a measuring method in which the signal obtained is composed of N properties, the property to be determined being contained therein, measuring using at least one other measuring ...
07/15/2008
7399381Machine for producing and treating a sheet of material
A machine for producing and treating a web of material including a material web forming device, a dewatering and drying section, at least one application apparatus, a drying device and a processing device. The material web forming device forms a material web continu...
07/15/2008
7396437Method and system for controlling the web formation
Method and system for controlling web formation in the forming section of a paper machine includes measuring the amount of white water occurring during drainage in at least one drainage region of the forming section; and carrying out the web formation control on the...
07/08/2008
7389553Carrying apparatus for rescuing persons
A carrying apparatus for rescuing persons, for example from a space with a small access opening. The carrying apparatus accommodates a person in an elongated transport position, a middle part that is substantially curved in cross section and is open at the top, whic...
06/24/2008
7387706Process of material web formation on a structured fabric in a paper machine
A method of forming a structured web including the steps of providing a fiber slurry through a headbox to a nip formed by a structured fabric and a forming fabric and collecting fibers from the fiber slurry in at least one valley of the structured fabric. ...
06/17/2008
7383641TAD edge resist fabrics for paper web drying
A through air dryer (TAD) fabric having a composite configuration whereby side fabric portions made of a more resistant material are woven to the main body portion of the fabric. Side fabric portions that are not protected from the paper web, and therefore exposed t...
06/10/2008
7381304Method and system for threading a running paper web
A method for threading a running paper web from a preceding section to a following section of a paper-making or paper-finishing machine, includes the steps of: providing a threading tail of the running paper web by cutting it from the running paper web at least one ...
06/03/2008
7364638Process for the hot dispersing of a paper fiber stock
The present invention is directed to a process for the hot dispersing of a paper fiber stock that includes providing an aqueous paper fiber stock and pressing the aqueous fiber stock in a thickening device. In this manner, water is at least partially removed from th...
04/29/2008
7351289Application device
A device for applying a liquid to pasty medium to a moving surface, the moving surface in the case of direct application being the surface of a paper, board or other fibrous web. In the case of indirect application the moving surface being the surface of a transfer ...
04/01/2008
7351307Method of dewatering a fibrous web with a press belt
A method of dewatering a fibrous web in a paper machine including the steps of carrying the fibrous web on a side of a first fabric; contacting the fibrous web with a side of a second fabric, the fibrous web being between the first fabric and the second fabric; and ...
04/01/2008
7345772Optical triangulation device and method of measuring a variable of a web using the device
Device and method of measuring a position of an irregular surface. The method includes projecting a spot along a first axis onto the irregular surface, focusing an image of the spot along a second axis onto a detector, wherein the second axis is non-coaxially arrang...
03/18/2008
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