Fette Compacting Gmbh

Fette Engineering Gmbh

Wilhelm Fette Gmbh

Thomas Heinrich

Jan Naeve

Ingo Schmidt

Ulrich Zeuschner

Ulrich Arndt

J&uuml;rgen Hinzpeter

Daniel Malick

Peter L&uuml;neburg

Thomas Jacob

Jan-Eric Kruse

Hans-Joachim Pierags

Hans Wolf

Elke Wittenberg

Nils Petersen

Heinrich Behrmann

Helmut Bommrowitz

Afsaneh Nakhavoli

Jan Fabian Scheffler

Sven Kolbe

Werner Seifert

Stefan Luedemann

Thorsten Ehrich

Andreas Arning

Matthias Rau

Jörg Gaedecke

Stefan Lüdemann

J&uuml;rgen Schikowski

Wolfgang R&ouml;hrs

Gert Stellmach

Martin Schoeler

Bernd Casemir-Malner

Christian Pehlke

Hueseyin Oezcoban

Stefan Meisolle

Fabian Scheffler

Martin Schöler

Hüseyin ÖZcoban

Casemir-Malner Bernd

A method and system for feeding a lubricating or releasing agent from a dosing station to one or more pressing tools arranged in a pressing chamber of a tablet press. The tablet press is configured with a feed pipe for feeding the lubricating or release agent from the dosing station to the one or more pressing tools of a pressing chamber of the tablet press and the feed pipe is configured with a shut-off valve disposed in-line with the feed pip for controlling the flow of the lubricating or release agent to the pressing chamber. The method comprises the steps of: producing a negative pressure with respect to the surroundings of the pressing chamber of the tablet press, measuring a pressure in one of the feed pipe and the pressing chamber, and issuing a signal indicative of the measured pressure and issuing an enable signal to open a valve in response to the pressure signal.

Method and system for feeding a lubricating or releasing agent to pressing tools of a tablet press

A tamping punch station for filling capsules in a capsule filling machine is described. The machine includes a rotatably drivable dosing disk with bore holes and a filling device for filling the bore holes. Tamping punches and ejection punches are held on a punch support, and vertical movement of the punch support causes the tamping punches to press filling material into the bore holes and the ejection punches to eject pellets created by the tamping punches in the bore holes. A first drive rotates the dosing disk along punches and a second drive moves the punch support. The second drive includes at least two spindle drives acting on the punch support with respectively one spindle nut and respectively one vertical drive spindle guided in the spindle nut and at least two drive motors, which drive respectively one of the spindle drives for vertical movement of the punch support.

Tamping punch station and method of filling capsules in a tamping punch station

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 provided in the circumferential direction of the upper and lower punches between the filling station and the ejector station that at least temporarily vibrates the upper and/or lower punches at least at the compression station and/or at the filling station and/or at least at an upper control cam and/or at least at a lower control cam.

Rotary tablet press and method for pressing tablets in a rotary tablet press

A filling apparatus comprises a filling material reservoir and a filling chamber that is connected to the filling material reservoir with a filling opening configured to dispense filling material into cavities in the rotary press. A first rotatably driven stirrer blade wheel with one or more stirrer blades and a second rotatably driven stirrer blade wheel with one or more stirrer blades are arranged in the filling chamber. The first rotatably driven stirrer blade wheel has at least one of a different geometry, a different direction of rotation, or a different rotary speed, than the second rotatably driven stirrer blade wheel.

Filing apparatus for a rotary press

An apparatus for filling capsules comprises a conveyor wheel, on the circumference of which a plurality of capsule holders is provided a conveyor wheel drive that alternately passes through stopping times and movement times, so that the capsule holders move along the conveying path in cycles, and a plurality of process stations disposed along the conveying path. The process stations comprise at least one supply station for supplying capsules to be filled to the conveyor wheel, at least one opening station for opening the capsules by separating the upper and lower capsule parts, at least one filling station for filling the lower capsule parts, at least one closing station for closing the filled capsules by connecting the upper and lower capsule parts, and at least one discharge station for discharging the filled capsules. A method for filling capsules is also described.

Apparatus and method for filling capsules

A dosing station for a capsule filling machine comprises a dosing unit in which capsule lower parts are filled with a filling material via a filling apparatus and a drive unit with at least one drive that drives at least one component of the dosing unit. The drive unit is arranged beneath a supporting plate, and detachable fastening and coupling means detachably fastens the dosing unit on the supporting plate. Where the dosing unit is detachably fastened on the supporting plate, the at least one drive is coupled to the at least one component. In the detached state of the dosing unit from the supporting plate, the coupling of the at least one drive to the at least one component is canceled. In this way, the dosing unit can be removed as a module from the dosing station.

Dosing station for a capsule filling machine

A punch for a rotary press comprises a shaft with a punch tip at a first end of the shaft and a punch head at the second end of the shaft. The punch head further comprises a mirror surface and a cylindrical surface, as well as intermediate region between the mirror surface and cylindrical surface. The mirror surface defining a central recess surrounded by an annular mirror surface section.

Punch for a rotary press

Tablet flow for the conveying away of tablets pressed in a tablet press, with a main flow channel, which has at least one branching into at least one first flow channel and at least one second flow channel separated from the first flow channel by at least one separating wall, wherein a separator is provided at the branching, which can be actuated such that tablets are directed out of the main flow channel alternatively into the first flow channel or into the second flow channel, characterized in that the separator has a guide channel for the tablets and in that a guide gear drive is provided, with which the guide channel is moveable between a first position connecting the main flow channel with the first flow channel and a second position connecting the main flow channel with the second flow channel.

Tablet flow

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.

Die for a rotary compression press

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.

Rotary compression press

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 gripping portions in order to grip a compact on the support ring or a support surface, to bring it into alignment with the die-plate bore, and to release it again.

Tablet rotary compressing press for the manufacture of multi-layered tablets

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Stelle, Germany

Thomas Heinrich