Patents Assigned to FETTE COMPACTING GMBH
  • Patent number: 9662850
    Abstract: The invention relates to a press for producing a pellet from powdered material, comprising a press frame and a press unit arranged in the press frame with at least one upper press punch and/or at least one lower press punch, as well as at least one receptacle for the powdered material to be pressed by the upper and/or lower press punch, at least two upper drive units, each with one upper electric drive motor for moving the upper press punch in a vertical direction.
    Type: Grant
    Filed: July 21, 2014
    Date of Patent: May 30, 2017
    Assignee: FETTE COMPACTING GMBH
    Inventors: Thomas Pannewitz, Stephan Mallon
  • Patent number: 9664582
    Abstract: Device for calibrating and balancing a measuring device of a tablet press, in particular a rotary tablet press, comprising at least one reference measuring device and at least one control device, wherein interfaces of the control device are connected with interfaces of the measuring device and the reference measuring device, wherein the control device is designed to generate a plurality of reference measurement results and to record the associated measurement values of the measuring device and the reference measuring device, wherein the control device further comprises a comparing device, with which the recorded measurement values of the measuring device and the reference measuring device can be compared with each other, and wherein the control device is designed to balance the measuring device if an impermissible deviation is present between the compared measurement values. The invention also relates to a corresponding method.
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: May 30, 2017
    Assignee: FETTE COMPACTING GMBH
    Inventors: Ingo Schmidt, Ulrich Gathmann, Matthias Meier
  • Patent number: 9616601
    Abstract: The invention concerns a disc-shaped retaining device for bushings of a rotary tablet press, wherein the disc-shaped retaining device comprises two disc halves that are connected with one another, each of which shows multiple holes, which align with one another if the disc halves are connected with one another and thus form mounting holes in which one respective bushing is located, wherein the bushings between the disc halves that are connected with one another are designed in a form-fit manner.
    Type: Grant
    Filed: February 7, 2013
    Date of Patent: April 11, 2017
    Assignee: FETTE COMPACTING GMBH
    Inventor: Friedrich Meissner
  • Patent number: 9561634
    Abstract: The invention relates to a scraping device for a rotary tablet press comprising a scraper that is designed to scrape off material for pressing that is located on the top side of a die plate of the rotary tablet press, the die plate rotating relative to the scraper, and comprising a force-generating apparatus that is designed to press the scraper with a predetermined compression against the top side of the die plate, characterized in that the force-generating apparatus comprises a fluid pillow filled with a fluid that is in contact with the scraper directly or via at least one transmission element in order to press the scraper by the predetermined compression against the top side of the die plate. The invention also relates to a rotor for a rotary tablet press, as well as a rotary tablet press.
    Type: Grant
    Filed: April 18, 2014
    Date of Patent: February 7, 2017
    Assignee: Fette Compacting GmbH
    Inventors: Sven Kolbe, Alexander Oldenburg
  • Patent number: 9533436
    Abstract: A press for producing a pellet from powdered material comprises a press frame and a pressing unit arranged therein, at least one upper press punch and/or at least one lower press punch, as well as at least one receptacle for powdered material. At least one upper drive unit has at least one upper drive motor for moving the upper press punch and/or at least one lower drive unit having at least one lower drive motor for moving the lower press punch and/or the receptacle. The at least one upper drive unit acts laterally offset on the at least one upper press punch via an upper force transmission element and/or the at least one lower drive unit acts laterally offset on the at least one lower press punch and/or the receptacle via a lower force transmission element.
    Type: Grant
    Filed: May 29, 2013
    Date of Patent: January 3, 2017
    Assignee: Fette Compacting GmbH
    Inventors: Thomas Pannewitz, Stephan Mallon
  • Patent number: 9511521
    Abstract: Punch arrangement for a press, in particular a rotary press, comprising at least one press punch having a punch head, a tool region and a punch shank extending between the punch head and tool region, further comprising at least one punch guide having at least one guide bore in which the punch shank of the at least one press punch is guided in an axially movable manner and at least one variable length sealing sleeve at least partially surrounding the shank, which sealing sleeve is retained with its first end against the punch shank or against the tool region of the press punch, the sealing sleeve being retained with its second end against an inner wall of the guide bore, the second end of the sealing sleeve, with the punch shank located in the guide bore, being captured between the inner wall of the guide bore and the punch shank. The invention further relates to a press and a rotary press.
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: December 6, 2016
    Assignee: Fette Compacting GmbH
    Inventors: Friedrich Meissner, Daniel Malick
  • Patent number: 9457498
    Abstract: A powder press has a die plate that supports at least one die, at least one upper press tool at an upper tool carrier, at least one lower press tool at a lower tool carrier, at least one upper linear drive acting on the upper tool carrier, at least one lower linear drive acting on the lower tool carrier or on the die plate, possibly a further linear drive acting on a transverse tool carrier, and a force measuring apparatus. The force measuring apparatus measures forces acting on the upper, lower and/or transverse tool carrier. Each linear drive may be at least two linear drives engaging eccentrically at the upper or lower tool carrier, respectively. The parallel spaced linear drives act together on a force transferring element, and the force transferring element acts on a tool carrier via spaced piezoelectric sensors.
    Type: Grant
    Filed: May 20, 2015
    Date of Patent: October 4, 2016
    Assignee: Fette Compacting GmbH
    Inventors: Andreas Groth, Andreas Teetzen, Holger Behns
  • Publication number: 20160243731
    Abstract: The invention relates to a rotary tablet press comprising: a rotatingly drivable rotor, having a die plate comprising die holes and assigned to the die holes upper and lower punches, rotating synchronously with the die plate, whose axial movement is controlled by upper and lower control cams, having at least one filling station comprising at least one filling device for filling the die holes with material to be pressed, having at least one compression station disposed downstream of the filling station in the rotational direction of the rotor, comprising at least one pressing device which presses the upper and/or lower punches into the die holes when passing through the compression station in order to press the filled material in the die holes, and having at least one ejector station, disposed downstream of the compression station in the rotational direction of the rotor, comprising an ejector device for ejecting the pressed tablets in the die holes, characterized in that at least one vibration generator is pr
    Type: Application
    Filed: May 2, 2016
    Publication date: August 25, 2016
    Applicant: Fette Compacting GmbH
    Inventors: Thomas Heinrich, Ingo Schmidt, Jan Naeve
  • Patent number: 9327469
    Abstract: The invention relates to a rotary tablet press comprising: a rotatingly drivable rotor, having a die plate comprising die holes and assigned to the die holes upper and lower punches, rotating synchronously with the die plate, whose axial movement is controlled by upper and lower control cams, having at least one filling station comprising at least one filling device for filling the die holes with material to be pressed, having at least one compression station disposed downstream of the filling station in the rotational direction of the rotor, comprising at least one pressing device which presses the upper and/or lower punches into the die holes when passing through the compression station in order to press the filled material in the die holes, and having at least one ejector station, disposed downstream of the compression station in the rotational direction of the rotor, comprising an ejector device for ejecting the pressed tablets in the die holes, characterized in that at least one vibration generator is pr
    Type: Grant
    Filed: January 25, 2011
    Date of Patent: May 3, 2016
    Assignee: FETTE COMPACTING GMBH
    Inventors: Thomas Heinrich, Ingo Schmidt, Jan Naeve
  • Patent number: 9314946
    Abstract: A press producing a pellet from powdered material includes a press frame with upper and lower retaining plates connected by spacers and a support frame therebetween. A tool guiding unit has an upper punch plate with an upper press punch and/or a lower punch plate with a lower press punch and a die plate fastened at opposite sides of the frame having a material receptacle. An upper and/or lower drive unit for operating the punches so that reaction forces are introduced into the frame. A measurement ruler is fastened in a thermal zero point of the frame in a plane between the opposite sides. Measurement slides are arranged at the die plate and at the upper punch plate and/or the lower punch plate and interact with the ruler so that vertical movement and bending of the upper punch plate, the lower punch plate and/or the die plate are measured.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: April 19, 2016
    Assignee: Fette Compacting GmbH
    Inventor: Thomas Pannewitz
  • Patent number: 9289924
    Abstract: A press for producing a pellet from powdered material, comprising a press frame with an upper and a lower retaining plate, which are connected to one another by several vertical spacers and with at least one supporting element, which is disposed between the upper and the lower retaining plate, a tool guiding unit with at least one upper punch unit with at least one upper press punch and/or at least one lower punch unit with at least one lower press punch and with a die assembly with at least one holder for powdered material, which is to be pressed by the upper and/or lower press punch, wherein the tool guiding unit is disposed at the supporting element, and at least one upper drive unit for moving the upper punch unit in the vertical direction and/or at least one lower drive unit for moving the lower punch unit and or the die assembly in the vertical direction, wherein, when the press is operating, the upper drive unit and/or the lower drive unit are supported at the supporting element in such a manner, that
    Type: Grant
    Filed: October 15, 2012
    Date of Patent: March 22, 2016
    Assignee: FETTE COMPACTING GMBH
    Inventors: Holger Behns, Thomas Pannewitz
  • Patent number: 9272479
    Abstract: A press for producing a pellet from a powdered material, comprising a press frame with an upper and a lower retaining plate, which are connected with one another by several vertical spacers and with at least one supporting element disposed between the upper and the lower retaining plate, at least one upper punch unit with at least one upper press punch and/or at least one lower punch unit with at least one lower press punch as well as at least one holder for powdered material, which is to be pressed by the upper and/or lower press punch, at least one upper drive unit with at least one upper drive motor for moving the upper punch unit in the vertical direction and/or at least one lower drive unit with at least one lower drive motor for moving the lower punch unit and/or the holder in the vertical direction, wherein, when the press is operating, the upper drive unit and/or the lower drive unit are supported at the supporting element in such a manner, that the reaction forces, which are generated as action force
    Type: Grant
    Filed: October 16, 2012
    Date of Patent: March 1, 2016
    Assignee: FETTE COMPACTING GMBH
    Inventors: Holger Behns, Thomas Pannewitz
  • Patent number: 9216553
    Abstract: The invention relates to a pressing device for a press, in particular for a rotary press, wherein the pressing device is designed to work together with at least one press punch of the press during operation of the press so that the at least one press punch presses material located in a receiver, wherein the pressing device comprises a force measuring device for measuring the force exerted by the at least one press punch on the pressing device, wherein at least one section of the pressing device is moveable between a closed operation position and an opened maintenance position, and wherein the force measuring device in the opened maintenance position is at least partially accessible from outside. The invention also relates to a rotary press.
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: December 22, 2015
    Assignee: Fette Compacting GmbH
    Inventors: Kai Hübner, Werner Seifert
  • Patent number: 9186825
    Abstract: The invention relates to a method for producing a pellet from powdered material with the method steps: during a pressing process, a tipping of the upper and/or lower force transmission bridge and/or the upper and/or lower die plate and/or a force causing this tipping is measured; depending on the determined measurement results, the upper drive units and/or the lower drive units are moved asynchronously in relation to each other during the pressing process such that the caused tipping is compensated.
    Type: Grant
    Filed: September 18, 2014
    Date of Patent: November 17, 2015
    Assignee: FETTE COMPACTING GMBH
    Inventors: Holger Behns, Thomas Pannewitz, Andreas Groth, Andreas Teetzen
  • Patent number: 9144873
    Abstract: The invention relates to a coding element for equipping at least one cam carrier of a rotor of a rotary press with at least one control cam element, wherein at least one coding element is provided, wherein the at least one coding element comprises fastening means by which it can be fastened to the rotor or a component connected thereto, wherein the at least one coding element has coding means by which the position of the at least one control cam element on the cam carrier is clearly specified. In addition, the invention relates to a corresponding method.
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: September 29, 2015
    Assignee: Fette Compacting GmbH
    Inventors: Stefan Lüdemann, Peter Lüneburg, Daniel Malick
  • Patent number: 9144951
    Abstract: The invention relates to a press, a rotary press in particular, comprising a press housing in which several operating components of the press are arranged, further comprising power-related components, which provide the operating components with electric energy for the operation, and comprising control components which exchange control- and/or measurement signals with the operating components and control signals with the power-related components, characterised in that the power-related components are arranged separately from the control components in a power element box which can be arranged at option on or within the press housing, or outside of the press housing and separately from the same.
    Type: Grant
    Filed: April 19, 2012
    Date of Patent: September 29, 2015
    Assignee: Fette Compacting GmbH
    Inventors: Ingo Schmidt, Werner Seifert, Annett Janke
  • Patent number: 9138954
    Abstract: The invention relates to a press for producing pellets from powdered material comprising at least one die with a mold cavity imaging the pellet, at least one upper punch and at least one lower punch that interact with the mold cavity to form the pellet, and at least one electric drive for driving the upper punch, and/or the lower punch, and/or the die along a main press axis, wherein the press also comprises at least one movable element acting on the die and/or the mold cavity of the die, wherein at least one electro-hydrostatic drive is provided to drive the at least one movable element.
    Type: Grant
    Filed: August 22, 2014
    Date of Patent: September 22, 2015
    Assignee: Fette Compacting GmbH
    Inventors: Thomas Pannewtiz, Holger Behns
  • Publication number: 20150217486
    Abstract: A press for producing a pellet from powdered material comprises a press frame and a pressing unit arranged therein, at least one upper press punch and/or at least one lower press punch, as well as at least one receptacle for powdered material. At least one upper drive unit has at least one upper drive motor for moving the upper press punch and/or at least one lower drive unit having at least one lower drive motor for moving the lower press punch and/or the receptacle. The at least one upper drive unit acts laterally offset on the at least one upper press punch via an upper force transmission element and/or the at least one lower drive unit acts laterally offset on the at least one lower press punch and/or the receptacle via a lower force transmission element.
    Type: Application
    Filed: May 29, 2013
    Publication date: August 6, 2015
    Applicant: Fette Compacting GmbH
    Inventors: Thomas Pannewitz, Stephan Mallon
  • Publication number: 20150084225
    Abstract: The invention relates to a method for producing a pellet from powdered material with the method steps: during a pressing process, a tipping of the upper and/or lower force transmission bridge and/or the upper and/or lower die plate and/or a force causing this tipping is measured; depending on the determined measurement results, the upper drive units and/or the lower drive units are moved asynchronously in relation to each other during the pressing process such that the caused tipping is compensated.
    Type: Application
    Filed: September 18, 2014
    Publication date: March 26, 2015
    Applicant: FETTE COMPACTING GMBH
    Inventors: Holger Behns, Thomas Pannewitz, Andreas Groth, Andreas Teetzen
  • Patent number: RE45590
    Abstract: A rotor for a tablet press including an upper-ram receptacle for the upper rams and a lower-ram guide for the lower rams of the tablet press, as well as a retainer plate having a series of die-bores which are oriented towards the upper and lower rams wherein the retainer plate is composed of at least two ring segments which are adapted to be mounted non-positively and/or positively to the body of the lower-ram guide by means of a fixing device.
    Type: Grant
    Filed: February 16, 2011
    Date of Patent: June 30, 2015
    Assignee: Fette Compacting GmbH
    Inventors: Jügen Hinzpeter, Ulrich Zeuschner, Peter Lüneberg, Hans Wolf, Matthias Rau, Angelika Arndt