Patents Assigned to Windmoller & Holscher
  • Patent number: 10513410
    Abstract: The invention relates to a winding shaft (1) for receiving at least one winding core, said winding shaft having a shaft body (2) made of fiber-reinforced plastic, preferably CFRP, having two bearing points (4, 5) at each end of the winding shaft, having radially displaceable clamping elements (20) distributed over the circumference and over the axial length for clamping, holding and releasing the winding cores. The winding shaft is designed to hold winding cores having an inside diameter of a maximum of 80 mm.
    Type: Grant
    Filed: June 9, 2016
    Date of Patent: December 24, 2019
    Assignee: Windmöller & Hölscher KG
    Inventor: Frank Hoffmann
  • Patent number: 10472107
    Abstract: The invention relates to an advancing device (10) for advancing a film web (200) in a bag filling installation (100, having a main advancing drive (20) with at least one driven main advancing roller (22) for advancing the film web (200), wherein for an adjustment of the tensile stress of the film web (200) in the transport direction (T) of the film web (200) an auxiliary advancing drive (30) is disposed before the main advancing drive (20) with at least one driven auxiliary advancing roller (32) for advancing the film web (200).
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: November 12, 2019
    Assignee: WINDMÖLLER & HÖLSCHER KG
    Inventors: Hans-Ludwig Voss, Oliver Huil, Ralf Udally, Thomas Hawighorst, Rüdiger Große-Heitmeyer, Roman Smid
  • Patent number: 10464766
    Abstract: The invention describes a roll-removal device by means of which a plurality of rolls which have been wound to completion are transported away from a winding shaft having a displacement device for displacing the rolls relative to the winding shaft, in order to withdraw the rolls from the winding shaft, having a receiving device for receiving the rolls, and having a transfer device for transferring the rolls from the displacement device to the receiving device, wherein the rolls can be rolled freely at least in certain regions, the rolls rolling about their rolling axes. By means of this device for changing the position of the rolls axes, the roll axes of two adjacent rolls can be moved to an angle of less than 180 degrees in relation to one another.
    Type: Grant
    Filed: December 18, 2015
    Date of Patent: November 5, 2019
    Assignee: Windmöller & Hölscher KG
    Inventors: Tim Oberdalhoff, Werner Beckonert
  • Patent number: 10399811
    Abstract: The present invention relates to a Suction nozzle (110) for a suction device (100) for conveyance of cut waste strips (210) of a film web (200) comprising a nozzle duct (10) with a nozzle inlet (12) for suctioning the waste strips (210) and with a nozzle outlet (14) for introducing the waste strips (210) into the suction duct (130), wherein the nozzle duct (10) comprises an inlet portion (12a) adjacent to the nozzle inlet (12) and an outlet portion (14a) adjacent to the nozzle outlet (14) and between the outlet portion (14a) and the inlet portion (12a) an at least one rotation portion (16a) is assembled, whose flow cross section (20) is at least partially twisted over the run of the rotation portion (16a).
    Type: Grant
    Filed: December 17, 2014
    Date of Patent: September 3, 2019
    Assignee: Windmöller & Hölscher KG
    Inventors: Fabian Sundermann, Frank Hoffmann
  • Patent number: 10391760
    Abstract: The invention relates to a method for the control of the rotational speed for a drive device (20) of a printing roll (10) with a resilient printing sleeve (12) of a flexo printing press (100) comprising the following steps: Determination of a first rotational speed (V1) of the printing roll (10) in the free wheeling without active drive device (20) with a first adjusting value (B1), Determination of a second rotational speed (V2) of the printing roll (10) in the free wheeling without active drive device (20) with a second adjusting value (B2), Generation of a control curve (30) of the rotational speed related to the adjusting value on the basis of the determination steps, Usage of the control curve (30) for the control of the rotational speed of the printing roll (10) with an active drive device (20).
    Type: Grant
    Filed: June 30, 2014
    Date of Patent: August 27, 2019
    Assignee: WINDMOLLER & HOLSCHER KG
    Inventors: Frank Westhof, Wolfgang Knapheide, Mario Frankenberg, Uwe Howelmeyer, Wolfgang Sprehe, Frank Gunschera
  • Publication number: 20190232543
    Abstract: The invention relates to a method for monitoring a film quality in the production of a plastic film, comprising the following steps: —determining a first temperature (10) of a film material (1) of the plastic film during a transport of the film material (1), in which the film material (1) is cooled along a conveying direction (2) of the film material (1). The invention further relates to a film machine (50) comprising a device for monitoring a film quality in the production of a plastic film.
    Type: Application
    Filed: October 11, 2017
    Publication date: August 1, 2019
    Applicant: Windmöller & Hölscher KG
    Inventors: Torsten Schmitz, Daniel Faustmann, Bernd-Alexander Groepper
  • Patent number: 10301133
    Abstract: The invention describes contact rolls for pressing at least one web of material, preferably a web of plastic film, against at least one rotating winding device, the contact roll comprising a surface layer. At least two segments are provided which are spaced axially apart and which extend around, in which segments the quality of the surface layer differs from the quality of the other areas of the surface layer, at least some portions of said segments being in contact with the edges of the at least one web of material.
    Type: Grant
    Filed: November 16, 2015
    Date of Patent: May 28, 2019
    Assignee: Windmöller & Hölscher KG
    Inventors: David Finnemore, Alexander Wulfert, Frank Hoffmann
  • Patent number: 10207886
    Abstract: Winder for an endless lane of a plastic web (2), with a revolving unit (6, 6?, 55, 90), which is constructed so as to be rotatable about its axis (16) and has at least two winding shafts (10 to 12, 10? to 12?) running parallel to its axis, onto which winding cores (17) can be loaded, then wound with the web (2) to a roll (18), finally unloaded therefrom again as finished rolls (18), wherein on both sides of the revolving unit (6, 6?, 50, 90) support arrangements are arranged, in which the winding shafts (10 to 12, 10? to 12?) are supported at their corresponding ends therein, and wherein the support for one end of the winding shafts (10 to 12, 10? to 12?) is constructed so as to be detachable, such that the respective winding shaft (10 to 12, 10? to 12?), with released support, can be loaded and unloaded from this end, characterized in that the detachably constructed support arrangements each have a gripper arrangement (36 to 38) with a two-armed scissor unit (39 to 41), the scissor arms (42, 43) of which sur
    Type: Grant
    Filed: July 4, 2012
    Date of Patent: February 19, 2019
    Assignees: Swiss Winding Inventing AG, Windmöller & Hölscher KG
    Inventors: Richard David Pryle, Carlos Martinez, Rolf Kammann, Frank Hoffmann
  • Patent number: 10207448
    Abstract: The invention relates to a method for the changing of material from a starting material to a subsequent material with an extrusion device (10) for the production of extrusion products (100) comprising the following steps: recognition of a change of material requirement, performance of at least one preparation step for the change of material, performance of the change of material after termination of at least one of the preparation steps.
    Type: Grant
    Filed: October 29, 2013
    Date of Patent: February 19, 2019
    Assignee: Windmöller & Hölscher KG
    Inventors: Martin Backmann, Markus Bussmann, Ansgar Avermeyer, Tobias Kulgemeyer
  • Publication number: 20190016550
    Abstract: The invention relates to a device for changing a reel and for connecting a new material web to the end of an old material web, with a first reel (101) from which the first material web thereof which is wound thereon can be unwound, a transport device (103), particularly a transport roller, by means of which the first material web can be guided in a guiding region at a transport speed, a second reel (121) with which the new material web can be prepared, a drive device for rotatably driving the second reel, a separating device (142) for cutting through the first material web, by means of which the material web can be cut through in the guiding region or upstream of the guiding region in order to produce a trailing end, and a control and/or regulating device for the mutual adjustment of the trailing end and the beginning (125) of the second material web, such that the trailing end and the beginning of the web are at a distance of more than 0 mm from each other and particularly do not overlap.
    Type: Application
    Filed: January 18, 2017
    Publication date: January 17, 2019
    Applicant: Windmöller & Hölscher KG
    Inventors: Holger Frische, Gerd Kasselmann, Tim Kirchhoff, Peter Strunk
  • Patent number: 10144167
    Abstract: The invention relates to a monitoring method for monitoring the energy requirement of an extrusion installation (10), comprising the following steps: Setting of a balancing limit (20), in whose balancing space (22) the extrusion installation (10) is assembled, Monitoring of at least one energy flow (30) into the balancing space (22), Monitoring of a feed flow (40) of granules in the extrusion installation (10), Determining the relation between the at least one energy flow (30) and the feed flow (40).
    Type: Grant
    Filed: September 26, 2013
    Date of Patent: December 4, 2018
    Assignee: Windmöller & Hölscher KG
    Inventors: Martin Backmann, Gerhard Middelberg, Markus Bussmann, Jens Minnerup
  • Patent number: 10131469
    Abstract: The invention relates to a bag (10) comprising a front wall (11) and a back wall (12) arranged parallel to the front wall (11), a bottom (13) that can be folded into the plane of the walls (11, 12), such that a filling chamber (14) results that is open on one side, and a pair of carrying handles (31) that is attached on the front wall (11) and the back wall (12). According to the invention, the pair of carrying handles (31) comprises a folding line (15) in the filling space (14), such that the pair of carrying handles (31) can be brought into a usage position (1) and in a rest position (2), wherein in the rest position (2) the pair of carrying handles (31) is entirely folded back inside the filling chamber (14) and in the usage position (1) the pair of carrying handles (31) protrudes at least in certain areas from the filling space (14).
    Type: Grant
    Filed: February 26, 2014
    Date of Patent: November 20, 2018
    Assignee: Windmöller & Hölscher KG
    Inventor: Jörg Christian Thies
  • Patent number: 10081084
    Abstract: The invention relates to a method for aligning at least two cylinders in a parallel manner relative to each other. In a first step, one cylinder is rotated and moved in a parallel manner towards the other cylinder in order to align a first end of the cylinder, and in a second step, the second end of the cylinder is rotated and moved towards the other cylinder in order to align the second end of the cylinder.
    Type: Grant
    Filed: March 22, 2013
    Date of Patent: September 25, 2018
    Assignee: Windmöller & Hölscher KG
    Inventors: Udo Kobusch, Rainer Ehrenberg, Uwe Höwelmeyer, Frank Westhof, Martin Krümpelmann, Frank Gunschera
  • Patent number: 10058831
    Abstract: The invention relates to a mixing device for mixing a fluid in a container, in particular of a fluid system, comprising a fluid supply and at least one outlet arm with an outlet opening, the fluid supply being connected to the at least one outlet arm in a fluid-communicating fashion. According to the invention, the outlet opening, for an outlet of the fluid, is oriented towards an outlet direction in order to set the fluid in the container rotating at least in sections thereof.
    Type: Grant
    Filed: April 30, 2013
    Date of Patent: August 28, 2018
    Assignee: Windmöller & Hölscher KG
    Inventors: Lutz Telljohann, Andreas Ihme, Frank Hasselmann, David Trinkner, Frank Twiehaus, Holger Hoffmann, Lars Pockehr, Udo Lepper
  • Patent number: 10046896
    Abstract: The invention relates to a film product (10) for packing products, particularly liquids (200), pasty and/or pourable materials, in sealed film packages (100), comprising at least two film layers (20a, 20b), wherein the outwardly facing film layer (20a) is thermally stable, and the inwardly facing film layer (20b) is sealable, and both film layers (20a, 20b) are produced in a water-cooled coextrusion blow molding process.
    Type: Grant
    Filed: January 11, 2012
    Date of Patent: August 14, 2018
    Assignee: Windmöller & Hölscher KG
    Inventors: Ingo Putsch, Gerhard Schoone, Raymond Van Hoorn
  • Publication number: 20180178433
    Abstract: The invention relates to a calibrating device and to a method for calibrating a film tube. An elastically deformable element (704) is secured to the sleeve (703) such that a fluid, in particular a gas, preferably air, can be introduced or discharged via a fluid connection such that a specific pressure P1 and/or a specific volume V1 is set in an area (708) enclosed by the sleeve and the elastically deformable element at a given temperature. Annular bodies (706) and (707) are arranged within the area (708), and a surface section of each annular body (706), (707) supports a respective region of the elastically deformable element (704). The elastically deformable element (704) regions which are supported by the annular bodies are located in the inlet region (711) and the outlet region (712) of the calibrating device for the film tube (713).
    Type: Application
    Filed: June 8, 2016
    Publication date: June 28, 2018
    Applicant: Windmoller & Holscher KG
    Inventor: Jens Goldenstein
  • Patent number: 10005635
    Abstract: The present invention relates to a method and a device for producing a roll (18) made of a material web (5) of flexible material which is guided via a contact roller (19) of a winder and is wound in the said winder to form a roll (18), wherein the contact roller (19) maintains contact with the roll (18) during winding and the wrap angle (?) of the material web (5) passing over the contact roller (19), as the former is progressively wound, is maintained throughout at a variable reference value predetermined for each winding. In this way the wrap angle (?) for the winding can be adapted to the respective composition of the material web (5), which improves the quality of the winding.
    Type: Grant
    Filed: November 20, 2012
    Date of Patent: June 26, 2018
    Assignees: Swiss Winding Inventing AG, Windmöller & Hölscher KG
    Inventors: Carlos Martinez, Rolf Kammann, Carl Jones
  • Patent number: 9988222
    Abstract: The invention relates to a supply device for the supply of filled sacks to a palletizing device, comprising a main supply belt for the supply of a first row of filled sacks on a sliding area of the palletizing device, wherein beneath the main supply belt at least one secondary feed belt is assembled for the supply of another row of filled sacks on the sliding area beneath a first row of filled sacks.
    Type: Grant
    Filed: April 27, 2015
    Date of Patent: June 5, 2018
    Assignee: Windmöller & Hölscher KG
    Inventors: Martin Kölker, Ralf Ahlers
  • Patent number: 9969584
    Abstract: The invention relates to a method for monitoring a winding device (10), comprising the following steps: Displaying of a schematic illustration of functional units (20) of the winding device (10) on a display device (30), Detection of at least one operating parameter (40) of at least one functional unit (20) of the winding device (10), Displaying of the at least one detected operating parameter (40) on the display device (30) next to the schematic illustration of the corresponding functional unit (20).
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: May 15, 2018
    Assignee: Windmöller & Hölscher KG
    Inventors: Michael Ostendorf, Frank Hoffmann
  • Patent number: 9963306
    Abstract: A palletizing device for a piling of layers from at least two rows of filled sacks to a sack stacking comprising a sliding device with a sliding area for the formation of a layer of filled sacks and a supply device with at least a conveyor belt for the supply of filled sacks in a feed position on the sliding area, wherein the sliding device comprises a sliding table beneath the sliding area and a slider for sliding of the filled sacks from a sliding position on the sliding area on the sliding table, wherein the conveyor belt is performed in a way that a supply distance between a feed position and the sliding position is smaller than a sliding distance between the sliding position and a frame of the sliding device at the supply edge of the conveyor belt.
    Type: Grant
    Filed: April 27, 2015
    Date of Patent: May 8, 2018
    Assignee: Windmöller & Hölscher KG
    Inventors: Martin Kölker, Ralf Ahlers