Patents by Inventor Peter Lüneburg

Peter Lüneburg 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: 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
  • Publication number: 20140083248
    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: Application
    Filed: April 19, 2012
    Publication date: March 27, 2014
    Applicant: FETTE COMPACTING GMBH
    Inventors: Stefan Lüdemann, Peter Lüneburg, Daniel Malick
  • Patent number: 7942662
    Abstract: A rotary press wherein the dosage drive and the compression roller drive have identical installation means, the stand has an upper and a lower accommodation platform and the accommodation platforms have identical accommodation means for the installation means on the sides facing each other, which are in a coincident arrangement with respect to each other.
    Type: Grant
    Filed: November 26, 2008
    Date of Patent: May 17, 2011
    Assignee: Fette GmbH
    Inventors: Harald Roemer, Frank Schade, Peter Lueneburg
  • Patent number: 7881058
    Abstract: A cooling system for a rotary tablet press with which a rotor is driven by an electrical drive motor and the rotor and drive motor are arranged in a closed housing, and a control cabinet for the drive motor and further units in the housing, wherein arranged within the housing is a cooling machine whose evaporator is part of a first heat exchanger, whose other part is arranged in a coolant circuit for the drive motor, a fan is arranged in a channel in the housing closed relative to the housing interior, where the fan draws cool air in via an air inlet of the housing and gives it off via an air outlet of the housing, wherein the cool air is engaged in heat exchange with a condenser of the cooling machine.
    Type: Grant
    Filed: July 18, 2008
    Date of Patent: February 1, 2011
    Assignee: Fette GmbH
    Inventors: Harald Römer, Ingo Schmidt, Werner Seifert, Peter Lüneburg
  • Patent number: 7740468
    Abstract: A rotary press with a stand, a rotor rotatably mounted around a vertical axis in the stand and being driven, which has an upper and a lower compression punch accommodation for upper and lower punches which co-operate with bores of a die plate of the rotor, and upper and lower control cam elements which can be detachably fastened on a cam carrier of the stand and which guide heads of the compression punches by means of control cams during the rotation of the rotor, characterized in that at least one control cam element, guiding the compression punch heads radially outside or radially inside, can be detachably fastened on the carrier and can be moved radially away from the punch heads when the fastening means is detached, so far that by-passing the punch heads, it can be taken out parallel to the axis of the rotor, towards the upside or towards the bottom side, respectively.
    Type: Grant
    Filed: October 31, 2008
    Date of Patent: June 22, 2010
    Assignee: Fette GmbH
    Inventors: Peter Lueneburg, Matthias Dederichs, Ulrich Arndt
  • Patent number: 7648353
    Abstract: A visual monitoring device for rotary presses, in which a rotor, with upper and lower punches and a die plate, at least one compression station, at least one filling station, and at least one ejector station are arranged in a housing, at which individual process steps occur, characterized in that arranged in the housing is at least one high speed camera, whose lens is directed onto a location in the housing, and to which an image analysis device is connected.
    Type: Grant
    Filed: September 10, 2008
    Date of Patent: January 19, 2010
    Assignee: Fette GmbH
    Inventors: Matthias Meier, Ingo Schmidt, Peter Lueneburg
  • Patent number: 7641465
    Abstract: A rotor for a rotary tablet press, which has an upper and a lower punch guiding for upper and lower punches, which co-operate with bores of a die plate which is arranged between the upper and the lower punch guiding, wherein the punches have shafts, which are sealedly axially movable in guiding bores of the punch guidings by means of a sealing arrangement, and wherein means act between the shafts and the guiding bores which prevent a rotation of the pressing punches in the punch guidings, characterised in that the shafts have an out of round profile in the cross section, and the cross section of the guiding bores is complementary.
    Type: Grant
    Filed: September 11, 2008
    Date of Patent: January 5, 2010
    Assignee: Fette GmbH
    Inventors: Friedrich Meissner, Wolfgang Soltau, Jan Naeve, Peter Lueneburg
  • Publication number: 20090142438
    Abstract: A rotary press with a stand, in which a rotor driven by a drive motor is rotatably mounted around a vertical axis, wherein the rotor has an upper and a lower punch guide for upper and lower punches and a die plate between the punch guides, wherein further the compression punches co-operate with die bores of the die plate, and further with at least one filling- and dosage station arranged on a circle, which has a radial dosage cam element which is adjustable in its height by means of a dosage drive and which presets the height of the lower punches in the filling- and dosage station, with at least one compression station arranged on a circle with at least one upper and one lower compression roller, which co-operate with the upper and lower punches, wherein the compression rollers are adjustable in the height by a compression roller drive, and with fastening means for fastening the compression roller- and dosage drives on the stand, wherein the dosage drive and the compression roller drive have identical install
    Type: Application
    Filed: November 26, 2008
    Publication date: June 4, 2009
    Applicant: Fette GmbH
    Inventors: Harald Roemer, Frank Schade, Peter Lueneburg
  • Publication number: 20090139417
    Abstract: A rotary press with a stand, a rotor rotatably mounted around a vertical axis in the stand and being driven, which has an upper and a lower compression punch accommodation for upper and lower punches which co-operate with bores of a die plate of the rotor, and upper and lower control cam elements which can be detachably fastened on a cam carrier of the stand and which guide heads of the compression punches by means of control cams during the rotation of the rotor, characterised in that at least one control cam element, guiding the compression punch heads radially outside or radially inside, can be detachably fastened on the carrier and can be moved radially away from the punch heads when the fastening means is detached, so far that by-passing the punch heads, it can be taken out parallel to the axis of the rotor, towards the upside or towards the bottom side, respectively.
    Type: Application
    Filed: October 31, 2008
    Publication date: June 4, 2009
    Applicant: FETTE GMBH
    Inventors: Peter LUENEBURG, Matthias DEDERICHS, Ulrich ARNDT
  • Publication number: 20090074901
    Abstract: A rotor for a rotary tablet press, which has an upper and a lower punch guiding for upper and lower punches, which co-operate with bores of a die plate which is arranged between the upper and the lower punch guiding, wherein the punches have shafts, which are sealedly axially movable in guiding bores of the punch guidings by means of a sealing arrangement, and wherein means act between the shafts and the guiding bores which prevent a rotation of the pressing punches in the punch guidings, characterised in that the shafts have an out of round profile in the cross section, and the cross section of the guiding bores is complementary.
    Type: Application
    Filed: September 11, 2008
    Publication date: March 19, 2009
    Applicant: Fette GmbH
    Inventors: Friedrich Meissner, Wolfgang Soltau, Jan Naeve, Peter Lueneburg
  • Publication number: 20090074900
    Abstract: A visual monitoring device for rotary presses, in which a rotor, with upper and lower punches and a die plate, at least one compression station, at least one filling station, and at least one ejector station are arranged in a housing, at which individual process steps occur, characterized in that arranged in the housing is at least one high speed camera, whose lens is directed onto a location in the housing, and to which an image analysis device is connected.
    Type: Application
    Filed: September 10, 2008
    Publication date: March 19, 2009
    Applicant: Fette GmbH
    Inventors: Matthias Meier, Ingo Schmidt, Peter Lueneburg
  • Patent number: 6749416
    Abstract: A die for a rotary compression press, comprising a die holder axially supported in a guide bore and a die insert which is seated in the end-side bore of the die holder via a trunnion-shaped projection and is adapted to be mounted via releasable fastening means, wherein the projection is helically guided in the bore between axially spaced stops and is biased by a spring towards the associated front-end face of the die holder.
    Type: Grant
    Filed: January 17, 2001
    Date of Patent: June 15, 2004
    Assignee: Wilhelm Fette GmbH
    Inventors: Ulrich Arndt, Andreas Arning, Heinrich Behrmann, Helmut Bommrowitz, Thomas Heinrich, Jürgen Hinzpeter, Thomas Jacob, Peter Lüneburg, Nils Petersen, Hans-Joachim Pierags, Jürgen Schikowski, Elke Wittenberg, Hans Wolf, Ulrich Zeuschner
  • Patent number: 6595767
    Abstract: A rotary compression press for cylindrical compacts, especially tablets, comprising a rotatably driven rotor including a die-plate and an upper and a lower ram guide for upper and lower rams cooperating with the die bores, and a pressure station with an upper and a lower pressure roller for applying a pressing power to the rams wherein the rams circumferentially have an annular tooth system which cooperates with an opposed tooth system in the area of a pressure station for the rams for the purpose of rotating the rams in the die bores thereof, characterized in that the opposed tooth system is defined by a rotatably supported gear which is acted on by a preset braking torque with the braking torque being chosen so as to be smaller than the torque of the ram when under a maximum pressing power.
    Type: Grant
    Filed: July 19, 2000
    Date of Patent: July 22, 2003
    Assignee: Wilhelm Fette GmbH
    Inventors: Jürgen Hinzpeter, Ulrich Arndt, Heinrich Behrmann, Helmut Bommrowitz, Thomas Heinrich, Thomas Jacob, Peter Lüneburg, Nils Petersen, Hans-Joachim Pierags, Wolfgang Röhrs, Elke Wittenberg, Hans Wolf, Ulrich Zeuschner
  • Patent number: 6527537
    Abstract: A tablet rotary compression press for the manufacture of multi-layered tablets, comprising a rotationally driven rotor which has a die-plate with die-plate bores and top and bottom rams aligned towards the die-plate bores which are guided in ram guides of the rotor and are axially actuated by stationary control cams, an insertion device for a portion of the tablet-forming compacts which has two or more arms guided in a radially movable manner at the each end of which a compact is held and can be aligned towards a die-plate bore, wherein said rotor has circumferentially included thereon a support ring or support surfaces on which the compacts can be deposited in the positions approximately aligned towards the die-plate bores, the radial arms are disposed in the rotor, rotate therewith, and have radially movable gripping portions adapted to be radially moved to each other, and the rotor has provided therein a stationary guide with first and second guide cams the cam followers of which are interacted with by the
    Type: Grant
    Filed: May 10, 2001
    Date of Patent: March 4, 2003
    Assignee: Wilhelm Fette GmbH
    Inventors: Ulrich Arndt, Thomas Heinrich, Jürgen Hinzpeter, Thomas Jacob, Peter Lüneburg, Gert Stellmach, Ulrich Zeuschner
  • Patent number: 6370021
    Abstract: An operating stand for a tablet press device which comprises a process computer with a screen and an input keyboard and where appropriate a printer, wherein the operating lectern is mounted height-adjustable on a traversable base and between the base and the operating lectern there is arranged a linear adjusting drive with a linear guide.
    Type: Grant
    Filed: April 18, 2000
    Date of Patent: April 9, 2002
    Assignee: Wilhelm Fette GmbH
    Inventors: Jürgen Hinzpeter, Ulrich Zeuschner, Elke Wittenberg, Peter Lüneburg, Hans-Joachim Pierags, Nils Petersen, Ulrich Arndt, Hans Wolf
  • Patent number: 6361302
    Abstract: A rotary tabletting machine with a housing, with a matrix disk in the housing, which in an upper and a lower receiving section guides the upper and lower punch, with an upper and lower cam carrier ring rotationally rigid relative to the housing, for control of the upper and lower punch and with an upright drive shaft, below the matrix disk, driven by a rotational drive and releasably connectable to the matrix disk, wherein the matrix disk and the cam carrier rings with the upper and lower punch after release from the connections as an assembly may be commonly removed from the drive shaft, whereby the cam carrier rings laterally in each case are connected to at least one arm and the arms via an upright connection section are rigidly connected to one another and the connection section is releasably couplable to the housing such that it is secured against rotation.
    Type: Grant
    Filed: April 18, 2000
    Date of Patent: March 26, 2002
    Assignee: Wilhelm Fette GmbH
    Inventors: Jürgen Hinzpeter, Ulrich Zeuschner, Hans-Joachim Pierags, Nils Petersen, Peter Lüneburg, Elke Wittenberg, Ulrich Arndt, Hans Wolf
  • Patent number: 6361305
    Abstract: A rotary tablet press, with a die plate rotatably mounted in a housing, which comprises guides for the upper and lower punch, whose position is controlled by cam disks rigid with the housing, and with an upright drive shaft which is arranged below the die plate and which can be releasably coupled to the die plate, wherein the die plate is formed such that after releasing from the drive shaft and a slight raising it may be moved out laterally, wherein at the ends, facing one another, of the die plate and drive shaft there is provided a quick locking whose parts are arranged in cavities of the die plate and drive shaft and which may be actuated by an actuation rod which is movably mounted in an axial channel of the drive shaft and is actuatable by an actuation device for the selective tensioning or releasing of the die plate and drive shaft.
    Type: Grant
    Filed: April 18, 2000
    Date of Patent: March 26, 2002
    Assignee: Wilhelm Fette GmbH
    Inventors: Jürgen Hinzpeter, Ulrich Zeuschner, Hans-Joachim Pierags, Nils Petersen, Peter Lüneburg, Elke Wittenberg, Ulrich Arndt, Hans Wolf