Abstract: The invention relates to an oscillating piston machine, comprising a housing which has an essentially spherical housing inner wall, four pistons which rotate together about an axis of rotation which is approximately in the center of the housing being arranged in the housing in which case, of the four pistons in each case two pistons which are approximately diametrically opposite one another with respect to the center of the housing form a rigid piston pair the two piston pairs being capable of pivoting to and fro in opposite directions about a common pivot axis (42) which runs approximately perpendicularly with respect to the axis (40) of rotation, the two piston pairs being arranged in criss-cross fashion with respect to the pivot axis (42) in such a way that in each case two pistons of the two piston pairs have their piston working faces opposite one another in order to form a working chamber between them, each piston pair having a bearing section for mounting the piston pair on the pivot axis and in each c

Abstract: An oscillating piston engine comprises an internal combustion engine part having a housing part in which there are arranged a first and at least a second piston which can jointly revolve in the housing part about an axis of rotation fixed in relation to the housing and which, when revolving about the axis of rotation, perform reciprocating oscillating movements in opposition to one another about an axis of oscillation extending perpendicularly to the axis of rotation. The first piston has a first end face and the at least second piston has a second end face facing the first end face, the end faces delimiting a working chamber in the direction of oscillation of the pistons. The internal combustion engine part is adjoined in the direction of the axis of rotation by an electromotive part having at least one rotor which is arranged concentrically with the axis of rotation and which is arranged in a housing part adjoining the housing part of the internal combustion engine part.

Abstract: An oscillating piston machine comprises a housing in which a first and at least a second piston are arranged, which pistons can rotate together in the housing about a rotational axis which is fixed to the housing and which pistons, as they rotate about the rotational axis, carry out reciprocating oscillating movements in opposite directions to one another about an oscillation axis which extends perpendicularly to the rotational axis and through the centre of the housing, wherein the first piston has a first end face and the at least second piston has a second end face which faces the first end face, wherein the end faces bound a working chamber. The pistons are arranged in such a way that the rotational axis extends through the working chamber.

Abstract: An apparatus serves for the treatment of particulate material and comprises a process chamber for the reception and treatment of the particulate material. The process chamber has a bottom provided with a passage orifice through which the process air can be introduced into said process chamber and an outlet for the discharge of said process air from said process chamber. A device for conditioning said process air and for circulating said process air in a circuit through said process chamber said outlet and back to said bottom has at least one fan for circulating said process air at least one condenser and at least one process air heater. A filter arrangement is provided for removing solids from said process air flowing out of said process chamber. A second chamber is arranged around said process chamber within said second chamber at least parts of said filter arrangement at least parts of said device for conditioning the process air are received.

Abstract: An oscillating-piston machine comprises a housing, in which a first and at least a second piston are arranged, which pistons can together revolve in the housing about an axis of rotation that is fixed with respect to the housing, and which pistons, as they revolve about the axis of rotation, execute oppositely directed reciprocating pivoting movements about a pivot axis running perpendicular to the axis of rotation and through the centre of the housing, the first piston having a first end face, and the at least second piston having a second end face facing the first end face, the end faces delimiting a working chamber, characterized in that the pistons are arranged in such a way that the axis of rotation runs through the working chamber.

Abstract: An apparatus for treating particulate material has an elongated, tunnel-like process chamber, along which the material to be treated can be moved from an inlet to an outlet. A bottom of said process chamber is designed in that two flows of introduced process air are oriented transversely with respect to the longitudinal direction and impinge on each other along a breaking-up zone. Arranged in the bottom are air guide elements which can be adjusted by an adjustment device in that the process air can have superimposed on it a variable movement component in the longitudinal direction.

Abstract: An oscillating-piston machine comprises a housing, in which a first and at least a second piston are arranged, which pistons can together revolve in the housing about an axis of rotation that is fixed with respect to the housing, and which pistons, as they revolve about the axis of rotation, execute oppositely directed reciprocating pivoting movements about a pivot axis running perpendicular to the axis of rotation and through the centre of the housing, the first piston having a first end face, and the at least second piston having a second end face facing the first end face, the end faces delimiting a working chamber, characterized in that the pistons are arranged in such a way that the axis of rotation runs through the working chamber.

Abstract: An oscillating-piston machine includes a housing, which has a spherical housing inner wall, at least one piston, which is arranged in the housing and can pivote about a pivot axis passing through the centre of the housing, the at least one piston executing reciprocating pivoting movements when the shaft is rotating, and an at least first surface, which extends radially with respect to the housing inner wall, on a front side of the at least one piston delimiting at least a first working chamber. A rotor element, which is rotationally fixedly connected to the shaft and is arranged outside the centre of the housing, is arranged on a rear side of the at least one piston, the rear side of the at least one piston defining at least one circular running surface, which is not radially oriented, along which the rotor element runs when the shaft is rotating and which forms an angle of ?90° with the axis of rotation, while the at least one piston does not rotate about the axis of rotation.

Abstract: An apparatus for treating a particulate material comprising a container, which has a base, an upright wall, extending from bottom to top, and, in an upper region, a deflecting element, to deflect the material rising up along the wall in its direction of movement in such a way that it can return again to the base, it being possible for at least the wall to be driven in rotation about a vertical axis of rotation. In the upper region of the container there is at least one container element which can be driven in rotation in the same direction as the upright wall, but with lower rotational speed, about the vertical axis of rotation.

Abstract: A rotary piston machine includes a housing provided with a cylindrical inner wall and at least one piston disposed inside the housing and rotating around a longitudinal central axis of the housing while moving back and forth in a linear manner, under the control of a control mechanism, to periodically enlarge and reduce the size of at least one chamber associated with the piston. The at least one piston moves linearly parallel to the longitudinal central axis of the housing.

Abstract: An apparatus for treating particle-shaped material has a process chamber for accommodating and treating the material. A base is composed of guide plates which are placed one above the other in different planes and overlap one another and between which slots are arranged, via which process air can be directed into the process chamber with an essentially horizontal component motion. It is proposed to provide a vertical—adjustment device which interacts with the guide plates and by means of which the distance between the guide plates and thus the height of the slots can be varied.

Abstract: An atomizing nozzle has a flow channel of annular cross section for guiding a medium to be atomized, which flow channel is circumscribed by two walls spaced radially apart from one another and opens into an annular nozzle orifice. Furthermore, a second flow channel for guiding a gaseous spray medium is provided, which flow channel encircles the first flow channel and likewise opens into an annular nozzle orifice. It is proposed that the walls circumscribing the first flow channel are rotatable relative to one another about a nozzle longitudinal axis.

Abstract: The invention relates to an oscillating piston machine, comprising a housing which has an essentially spherical housing inner wall, four pistons which rotate together about an axis of rotation which is approximately in the center of the housing being arranged in the housing in which case, of the four pistons in each case two pistons which are approximately diametrically opposite one another with respect to the center of the housing form a rigid piston pair the two piston pairs being capable of pivoting to and fro in opposite directions about a common pivot axis (42) which runs approximately perpendicularly with respect to the axis (40) of rotation, the two piston pairs being arranged in criss-cross fashion with respect to the pivot axis (42) in such a way that in each case two pistons of the two piston pairs have their piston working faces opposite one another in order to form a working chamber between them, each piston pair having a bearing section for mounting the piston pair on the pivot axis and in each c

Abstract: A device for treating particulate material has a process chamber. A bottom of the process chamber is composed of baffle plates which overlap one another and between which slots are formed. It is proposed to design the baffle plates as annular plates, so that circular slots are formed, and to place the annular plates in such a way that a radially outer, first flow, directed from outside to inside, of process air passing through, and a radially inner, second flow, directed from inside to outside, of process air passing through are formed, the two opposed flows meeting one another along a circular breaking-up zone and being deflected into a flow directed vertically upwards.

Abstract: Disclosed is a rotary piston machine comprising a housing which is provided with a cylindrical inner wall and at least one piston which is disposed inside said housing and rotates around a longitudinal central axis of the housing while moving back and forth in a linear manner by means of a control mechanism so as to periodically enlarge and reduce the size of at least one chamber that is associated with the piston. Linear movement of the at least one piston occurs parallel to the longitudinal central axis of the housing.

Abstract: An apparatus is provided for treating particulate material with a coating medium, in particular for sugarcoating or film-coating pharmaceutical or food preformed pieces. The apparatus comprises a container drivable to rotate about a rotation axis, a spraying device for spraying the material with the coating medium and supplying means for supplying process air. The container comprises a bottom and an upstanding wall where the rotation axis of the container is substantially vertical and where an inclined return surface is arranged in the container. The return surface extends from an upper region of the container in the direction of an inner diameter region of the bottom.

Abstract: An oscillating-piston engine, comprising a housing, in which several pistons configured as two-armed levers are arranged pivotably, respectively, around a pivot axis being parallel to a central housing axis and moving commonly in a revolution direction. The pistons comprise running surfaces on a side facing away from said housing inner wall, which are guided alongside at least one control cam, when the pistons revolve in the housing, of a centrally housing-fixed cam piece, in order to control pivot movements of the pistons in the revolution. The control cam is configured as an inner contour on the cam piece, alongside of which the pistons are guided supported to a side of a centrifugal force via the running surfaces, The cam piece comprises another inner contour configured as a control cam alongside of which the pistons are guided supported to a direction of the central housing axis via the running surfaces.

Abstract: A device for treating particulate product has a process chamber for receiving and treating the product. A bottom of the process chamber is constructed from substantially plane baffle plates overlapping each other with slots formed between said overlapping plates. Process air can be introduced into the process chamber via said slots between said plates with a substantially horizontal component of motion. Said baffle plates and the resulting slots are arranged in such a way that two opposite flows of incoming process air are produced. Said two opposite flows are directed along a substantially horizontal path and meet along a breaking-up zone and are then deflected to form an upwardly directed, substantially vertical flow.

Abstract: A processing apparatus is provided, particularly a granulating or coating apparatus. A filtering assembly is arranged above or adjacent a processing chamber for removing dust from process air containing a particulate material. The filtering assembly includes at least one filter which is passed by the process air coming from the processing chamber. The filter includes a plurality of filter surfaces arranged adjacent to one another to form a substantially circular filter body. The filter surfaces extend substantially radially and in meander-like geometry to be inclined with respect to the process air flow.