Patents by Inventor Martin Backmann

Martin Backmann has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10894350
    Abstract: An extrusion device that produces plastic film includes at least two feed units that feed feedstock to an extruder, wherein each feed unit has at least one discharge opening including a discharge closure to open and close the discharge opening, and a container interface that reversibly fastens a discharge container that accommodates feedstock discharged from the respective feed unit.
    Type: Grant
    Filed: May 10, 2016
    Date of Patent: January 19, 2021
    Assignee: Windmöller & Hölscher KG
    Inventors: Ansgar Avermeyer, Tobias Kulgemeyer, Markus Bussmann, Martin Backmann
  • Patent number: 10773441
    Abstract: The present invention relates to an overturning device (10) for overturning a molten material (200) in a melt channel (110) comprising a melt inlet (20) and a melt outlet (30), wherein between the melt inlet (20) and the melt outlet (30) at least a melt guidance means (40) is assembled for a rearrangement of molten material (200) from the centre (22) of the melt inlet (20) at the edge (34) of the melt outlet (30) and for a rearrangement of molten material (200) from the edge (24) of the melt inlet (20) in the centre (32) of the melt outlet (30).
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: September 15, 2020
    Assignee: Windmöller & Hölscher KG
    Inventors: Martin Backmann, Hermann-Josef Jäckering, Markus Bussmann, Bernd Liesbrock, Karsten Golubski
  • Publication number: 20200189167
    Abstract: The invention relates to a method (100) for controlling film production, in which at least one film is produced according to at least one formula information (R), the following steps being carried out: initiation of execution (210) of a film production process such that a film is produced on the basis of a specific formulation information (R); determination of monitoring information (I) during the execution (210) of the process; determination of at least one fingerprint (F) on the basis of the specific formula information (R) and on the basis of the monitoring information (I) such that the execution (210) of the process is characterised on the basis of the fingerprint (F); and comparison of the fingerprint (F) with a control matrix (M) such that at least one comparative result is determined in order to control the film production on the basis of the control matrix (M) as an evaluation basis.
    Type: Application
    Filed: April 20, 2018
    Publication date: June 18, 2020
    Applicant: Windmoller & Holscher KG
    Inventors: Martin BACKMANN, Markus BUSSMANN
  • Publication number: 20200139684
    Abstract: Methods for stretch-forming a thermoplastic film comprises: stretching the thermoplastic film between a first roller and a second roller, wherein the first the roller rotates at a first peripheral velocity and the second roller rotates at a second peripheral velocity that is higher than the first peripheral velocity; and advancing the thermoplastic film from the second roller to a third roller, wherein the third roller rotates at a third peripheral velocity that is lower than the second peripheral velocity, wherein a ratio of the third peripheral velocity to the second peripheral velocity is no larger than 0.95. The resulting breathable thermoplastic films may have a basis weight of no larger than 15 g/m2 and a shrinkage of no larger than 5%.
    Type: Application
    Filed: November 5, 2018
    Publication date: May 7, 2020
    Inventors: Martin Backmann, Karsten Golubski
  • Publication number: 20200139603
    Abstract: The invention relates to an apparatus for producing tubular films stretched in-line by blow molding with an extruder, a film blowing line, a lay-flat unit, an oscillating haul-off unit, and a stretching line for monoaxially stretching the film laid flat in machine direction. According to the invention, the stretching line is arranged above the extruder between the lay-flat unit and the oscillating haul-off unit.
    Type: Application
    Filed: January 8, 2020
    Publication date: May 7, 2020
    Inventors: Martin Backmann, Markus Bussmann, Karsten Golubski
  • Patent number: 10625458
    Abstract: The present invention relates to an overturning device (10) for overturning a molten material (200) in a melt channel (110) comprising a melt inlet (20) and a melt outlet (30), wherein between the melt inlet (20) and the melt outlet (30) at least a melt guidance means (40) is assembled for a rearrangement of molten material (200) from the centre (22) of the melt inlet (20) to the edge (34) of the melt outlet (30) and for a rearrangement of molten material (200) from the edge (24) of the melt inlet (20) into the centre (32) of the melt outlet (30).
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: April 21, 2020
    Assignee: WINDMÖLLER & HÖLSCHER KG
    Inventors: Martin Backmann, Hermann-Josef Jäckering, Markus Bussmann, Bernd Liesbrock, Karsten Golubski
  • Patent number: 10618763
    Abstract: The invention relates to a method for adapting at least one winding parameter of a winding device during winding of a film web on a winding core, having the following steps: —conveying of the film web along a measuring path between a first driven roll and a second driven roll—increasing of the web tension of the film web between the first roll and the second roll—continuous detecting of the drive parameters of the first roll and of the second roll at least in the form of the torque and the circumferential speed, —determining of a stress-strain diagram from the detected drive parameters—adapting of at least one winding parameter of the winding device on the basis of the determined stress-strain diagram in order to achieve a defined elongation of the film web during winding on the winding core.
    Type: Grant
    Filed: June 19, 2017
    Date of Patent: April 14, 2020
    Assignee: Windmöller & Hölscher KG
    Inventors: Tim Kirchhoff, Frank Hoffmann, Martin Backmann
  • Patent number: 10611054
    Abstract: The present invention relates to an overturning device (10) for overturning a molten material (200) in a melt channel (110) comprising a melt inlet (20) and a melt outlet (30) wherein between the melt inlet (20) and the melt outlet (30) at least one melt guidance means (40) is assembled for a rearrangement of the molten material (200) from the center (22) of the melt inlet (20) to the edge (34) of the melt outlet (30) and for rearrangement of the molten material (200) from the edge (24) of the melt inlet (20) into the center (32) of the melt outlet (30).
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: April 7, 2020
    Assignee: Windmöller & Hölscher KG
    Inventors: Martin Backmann, Hermann-Josef Jäckering, Markus Bussmann, Bernd Liesbrock, Karsten Golubski
  • Publication number: 20200086546
    Abstract: The invention relates to a method (100) for controlling a film production in which at least one film is produced depending on at least one specific recipe information (R), where the following steps are performed: providing different fingerprints (F), the fingerprints (F) characterizing different method executions (210) for producing a film, providing in each case at least one result information (E) for the respective fingerprint (F), the result information (E) being specific for at least one product property (D) of the produced film, storing the fingerprints (F) and result information (E) as data in a data system (200) so that the data is provided as a basis for evaluation for controlling at least one subsequent method execution (210).
    Type: Application
    Filed: April 20, 2018
    Publication date: March 19, 2020
    Applicant: Windmöller & Hölscher KG
    Inventors: Martin BACKMANN, Markus BUSSMANN
  • Patent number: 10576660
    Abstract: The present invention relates to an overturning device (10) for overturning a molten material (200) in a melt channel (110) comprising a melt inlet (20) and a melt outlet (30), wherein between the melt inlet (20) and the melt outlet (30) at least one melt guiding means (40) is assembled for a rearrangement of molten material (200) from the centre (22) of the melt inlet (20) to the edge (34) of the melt outlet (30) and for a rearrangement of molten material (200) from the edge (24) of the melt inlet (20) into the centre (32) of the melt outlet (30).
    Type: Grant
    Filed: September 2, 2015
    Date of Patent: March 3, 2020
    Assignee: WINDMÖLLER & HÖLSCHER KG
    Inventors: Martin Backmann, Hermann-Josef Jäckering, Markus Bussmann, Bernd Liesbrock, Karsten Golubski
  • Publication number: 20200047374
    Abstract: The invention relates to a method for changing the material from a feed mixture to a subsequent mixture in a feed device of an extruder, comprising the following steps: detecting a change request for changing the material, emptying a mixing area of a mixing device of the feed device, identifying the completion of the emptying of the mixing area, and filling the mixing area of the mixing device with the subsequent mixture after the completion of the emptying has been identified.
    Type: Application
    Filed: October 17, 2017
    Publication date: February 13, 2020
    Applicant: Windmöller & Hölscher KG
    Inventors: Martin BACKMANN, Tobias KULGEMEYER, Gerhard MIDDELBERG
  • Publication number: 20190193319
    Abstract: The invention relates to an apparatus and to a method for film production and/or film processing, characterized by a device for determining the flatness and/or evenness of the film and for further processing and/or outputting the determined results.
    Type: Application
    Filed: August 21, 2017
    Publication date: June 27, 2019
    Inventor: Martin Backmann
  • Publication number: 20190143573
    Abstract: The invention relates to a blown film line for generating a blown film with at least one extruder for generating at least one melt strand, at least one distribution tool for converting the at least one melt strand into a circulating melt layer, an outlet nozzle for outputting the at least one melt layer, wherein this melt layer forms the blown film, and at least one device for subjecting the blown film to at least one fluid stream, in particular an air stream, for cooling the blown film. At least one pressure-providing device is furnished, with which the blown film may be brought to the device for subjecting the blown film to a fluid stream by means of at least one overpressure and/or one underpressure.
    Type: Application
    Filed: May 9, 2017
    Publication date: May 16, 2019
    Inventors: Martin Backmann, Markus Bussman, Jens Goldstein, Ingo Rübbelke
  • 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
  • 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
  • Publication number: 20180162034
    Abstract: An extrusion device that produces plastic film includes at least two feed units that feed feedstock to an extruder, wherein each feed unit has at least one discharge opening including a discharge closure to open and close the discharge opening, and a container interface that reversibly fastens a discharge container that accommodates feedstock discharged from the respective feed unit.
    Type: Application
    Filed: May 10, 2016
    Publication date: June 14, 2018
    Inventors: Ansgar Avermeyer, Tobias Kulgemeyer, Markus Bussmann, Martin Backmann
  • Publication number: 20180154568
    Abstract: An extrusion device that produces plastic film includes at least two feed units that feed feedstock for an extruder, wherein, in each feed unit an automatic cleaning device is arranged for a removal of feedstock from the feed unit when changing material in the extrusion device.
    Type: Application
    Filed: May 10, 2016
    Publication date: June 7, 2018
    Inventors: Ansgar Avermeyer, Tobias Kulgemeyer, Markus Bussmann, Martin Backmann
  • Publication number: 20180093405
    Abstract: The present invention relates to a method for changing material in an extrusion device comprising at least two supply devices for supplying feedstock for an extruder, comprising the following steps: identifying a change request for changing material in an extrusion device, predetermining a production stability for a time after the material of at least one supply device has been changed, comparing the predetermined production stability to a threshold value of stability, changing the material in at least one supply device depending on the result of comparison.
    Type: Application
    Filed: December 5, 2017
    Publication date: April 5, 2018
    Applicant: Windmöller & Hölscher KG
    Inventor: Martin Backmann
  • Publication number: 20180093395
    Abstract: The present invention relates to a method for changing material in an extrusion device comprising at least two supply devices for supplying feedstock for an extruder, comprising the following steps: identifying a change request for changing the material in the extrusion device, preparing the supply devices for changing the material, separating at least two supply devices from the feed of feedstock to the extruder, discharging feedstock from the separated supply devices, filling subsequent material into the empty supply devices.
    Type: Application
    Filed: December 5, 2017
    Publication date: April 5, 2018
    Applicant: Windmöller & Hölscher KG
    Inventors: Ansgar AVERMEYER, Tobias KULGEMEYER, Markus BUSSMANN, Jens MINNERUP, Martin BACKMANN
  • Publication number: 20180085990
    Abstract: The present invention relates to a method for the step-by-step guidance of a machine operator of an extrusion device for a film machine when changing from an application formula to a subsequent formula, comprising the following steps: identifying a formula change request, displaying the formula change request for the machine operator, displaying at least one concluding step to be performed for the application formula, identifying a confirmation of the machine operator for the at least one concluding step, displaying at least one preparatory step to be performed for the subsequent formula, identifying a confirmation of the machine operator for the at least one preparatory step, and concluding the change from the application formula to the subsequent formula.
    Type: Application
    Filed: May 10, 2016
    Publication date: March 29, 2018
    Inventors: Tobias Kulgemeyer, Jens Minnerup, Martin Backmann