Abstract: A wire mesh layer, including warp wires and weft wires, wherein the warp wires and the weft wires form woven meshes and open up a woven surface. A connecting member is provided, which includes a thermoplastic material. The multilayered product is provided having such a wire mesh layer and a further layer, wherein the wire mesh layer and the further layer are connected by the thermally deformed connecting member. In a method of manufacturing such a multilayered product, the wire mesh layer and the further layer are placed on top of one another in a predetermined orientation. Due to the thermal deformation of the thermoplastic material of the connecting member, the wire mesh layer and the further layer will be interconnected.

Abstract: A packing machine having a cleaning apparatus and a cleaning apparatus for cleaning a working section when filling bulk materials into containers, including a blowing strip having a first nozzle device and a second nozzle device through which an air stream can be guided temporarily in each case. In this case, the first and the second nozzle devices each have a fixed blowing-out direction, wherein the blowing-out directions of the first nozzle device and of the second nozzle device differ from one another. Furthermore, a control device is provided which is suitable and configured to control the first nozzle device and the second nozzle device at least temporarily in a temporally staggered manner. In a method for cleaning a working section using such a cleaning apparatus, the control device controls the first nozzle device and the second nozzle device in a temporally staggered manner.

Abstract: A supporting device for a filter device including a flat-woven material manufactured of warp devices and weft devices, which form a woven surface, wherein the flat-woven material shows, in two opposite end portions, two free ends of warp devices or weft devices protruding from the woven surface. The flat-woven material is shaped to form a predetermined three-dimensional shape with a free cross-section, and the free ends overlap and are interconnected. The present method provides for shaping the flat-woven material around a molding part until the free ends of the two end portions overlap. The ends are interconnected. A filtering device accordingly includes a supporting device and a filter device.

Abstract: A displacement device for a handling device, including an articulation mechanism on which the handling device is accommodated, wherein the handling device is displaceable by the articulation mechanism between a first position and a second position. The articulation mechanism has a four-pivot arrangement with a first link and a second link, wherein the first link is connected to the second link via a coupler. The coupler has a receiving section for receiving the handling device, wherein the first link, the second link and the coupler are matched to one another so that a substantially rectilinear displacement of the handling device takes place from the first position into the second position. In a method for displacement of a handling device by such a displacement device, the handling device is displaced substantially rectilinearly by the articulation mechanism between the first position and the second position. A packaging machine includes the displacement device.

Abstract: An emptying device for completely emptying at least one silo of at least one rotary packaging system, and rotary packaging system, including at least one silo, at least two filling stations with at least one filling spout each in connection with the silo, and such an emptying device, including a discharge pipe with a take-up opening. The longitudinal extension of the take-up opening is larger than its transverse extension. In the method for completely emptying a silo of a rotary packaging system with two filling stations with one filling spout each and such an emptying device, the packaging system is provided for rotating continuously during emptying.

Abstract: An apparatus and method for filling bulk materials into open-mouth bags is provided, which includes the following steps: a) an open-mouth bag is placed beneath a filling spout of a filling station; b) the filling spout is lowered and the open-mouth bag is appended to the filling spout; c) the filling spout with the appended open-mouth bag travels upwardly so that the bottom end of the open-mouth bag is freely suspended; and d) the filling process is started and bulk material is introduced into the open-mouth bag so that the freely suspended bottom end of the open-mouth bag unfolds.

Abstract: The invention relates to a device (1) for filling open bags (2) with powdery food, comprising a support structure (3) and a filling spout (4) accommodated on the support structure (3), on which a bag (2) to be filling is suspended. The bag (2) is maintained on the filling spout (4) by means of a bag holder (5, 6). The support structure (3) comprises a hollow profile (10, 11) with a control component (20) accommodated therein in order to protect against soiling. The hollow profile (10) comprises an air outlet (8) for controlling, in the hollow profile (10) when in operation an air pressure higher than the environment.

Abstract: A packaging system for filling bulk materials into packages, including a filling unit with a filling box, and a filling box for a filling unit of a packaging machine for filling bulk materials into packages, including an upwardly opened takeup space for a package, wherein the takeup space is laterally enclosed by side walls. A partial vacuum device is provided, which is disposed in a corner portion between the side walls. The method for filling packages provides for a package to be guided to the takeup space of such a filling box of a filling unit of a packaging system. The partial vacuum device is then activated for aspirating a flexible wall of a package into the corner portion between the side walls of the takeup space of the filling box.

Abstract: Apparatus for manufacturing an open-mouth bag of at least one layer of a flexible bag material, and method of manufacturing a bag by such apparatus. The apparatus includes a shaping device with a shaping box in the contour of the bag shape to be formed, with a top end and a bottom end, a conveying device for transporting the bag material along the shaping box, a closing device for joining the bag material along the shaping box to form a tube, and a closing station for generating a bag bottom, which is disposed beneath the bottom end of the shaping box. A partial vacuum device is configured to generate intermittently, a partial vacuum. When manufacturing a bag, the bag material is draped around the shaping box in the contour of the bag shape to be formed as continuous material and is joined to form a tube by the closing device.

Abstract: Filling unit (1) for a packaging machine (100) for filling bulk materials (50) into packages (60), and packaging machine with a filling unit (1), comprising a conveyor device (2), by means of which bulk materials (50) can be conveyed into a package (60), and a control device (3), which is suitable and configured to guide a filling stream (4) into a package (60). A fill level sensor device (5) including a sensor device (6) is provided, which is suitable and configured to detect a first fill level (7) and a second fill level (8) of bulk materials (50) in a package (60), wherein the first fill level (7) corresponds to a lower fill level than the second fill level (8). The control device (3) regulates the filling stream (4) by way of the fill levels determined by the sensor device (6). With the method according to the invention, the package is filled until the second fill level is detected. Then the filling stream is reduced until the first fill level is detected. Thereupon the filling stream is increased.

Abstract: Apparatus and method of manufacturing open-mouth bags, comprising a storage device with a supply of bag film, a control device for controlling, a conveying device for conveying the bag film and/or the bag body along a conveying path, a welding device with welding means for making a bottom seam in the bag film and a cutting device with a cutting means for separating a predetermined film length of the bag film to form the bag body of an open-mouth bag. The control device controls the conveying device so as to cause a relative motion of the bag body and the bag film and a distance between the bag body and the bag film is generated prior to making the bottom seam. The control device controls the conveying device and the welding means so that while welding the bottom seam the welding means extend at least up to the bottom end of the bag body.

Abstract: A packaging machine and method for filling bulk materials into packages with a rotatable machine frame and a plurality of circumferentially arranged filling spouts. During frame rotation, bulk materials are filled into packages. A machine silo is configured at the machine frame which has a storage volume for storing a quantity of bulk materials for filling a plurality of packages. Bulk materials are filled into the attributed packages from the silo through the filling spout. The machine silo is connected with a material supply with a controllable closing member for feeding bulk materials to the machine silo. A controller controls the closing member of the material supply dependent on the fill level to reduce the height of fall of the bulk materials being fed into the silo, or to avoid a free fall of the bulk materials during the feeding of bulk materials into the machine silo.

Abstract: A filling machine for filling open-mouth bags with bulk material wherein the open-mouth bag is at least temporarily received in a container with a cleaning apparatus, and a cleaning apparatus for cleaning a tubular inner wall of the container e.g. from particles of bulk material, the cleaning apparatus including a cleaning device that is movable in the container in a longitudinal direction. The cleaning device has a laminate of a multitude of layers. The layers extend transverse to the longitudinal direction and the laminate includes two end layers having one end face each. One end layer is configured as a top layer with a top surface and one end layer, as a bottom layer with a bottom surface. The laminate is configured with a plurality of outwardly oriented fluid outlet ports for directing a fluid flow toward the tubular inner wall of the container.

Abstract: A compaction station and method with a compacting device for compacting open-mouth bags filled with bulk materials includes a container with a tubular inner wall and a takeup space for taking up a filled open-mouth bag, and a support unit on a height-displaceable lifting device, wherein when the lifting device is in a lowered position the support unit is supported from beneath and when in an elevated position, it is suitable to take over a filled open-mouth bag from an adjacent conveyor device. A pressure plug that can be lowered from above is included which, when in a lowered position acts on the bulk material from above, and in an elevated position allows takeover of a filled open-mouth bag from an adjacent conveyor device.

Abstract: A compacting device and method is provided for compacting bulk material in an open package, the compacting device including a poker compactor accommodated on a carrier device. The poker compactor includes a gas-permeable outer wall connected with a suction duct. The poker compactor is suitable to be inserted into an open package for the poker compactor to come into contact with the bulk material to degas and compact the bulk material in the open package. The poker compactor has a longitudinal axis around which it is pivotally accommodated.

Abstract: An apparatus and method for compacting bulk material in an open container having a compacting device including a poker compactor, the poker compactor having an outer wall and being suitable to be inserted into an open container to cause the outer wall of the poker compactor to contact the bulk material and to degas and compact the bulk material in the open container. The outer wall of the poker compactor is at least partially formed by a gas-permeable, outer suction wall of a suction device and the poker compactor includes a vibration exciter to support degassing the bulk material by way of vibrating motion of the poker compactor generated by the vibration exciter. The vibration exciter is radially surrounded by a tube device and the suction wall surrounds the tube device.

Abstract: Apparatus and method for filling bulk goods into empty open bags (3) comprising at least one weighing unit (7) and at least one filling station (11-18) and a bag receiving unit (10) disposed thereat, wherein a bag (3) received by the bag receiving unit (10) is filled. The bag receiving unit (10) is configured as a receiving box (30) having a receiving space (31) to receive a bag (3). The receiving box (30) is provided with a suction aperture (34) to temporarily receive in the receiving box (30) the empty bag (3) intended for receiving in a form-fit at least in sections. The receiving box (30) comprises suction apertures (34) in a lower region (31a) and in at least one region (31b, 31c) above that which are controlled differently.

Abstract: Apparatus and method for filling flowable materials such as fluids and bulk goods into flexible open-mouth bags, the apparatus including a stationary part and a movable part wherein the movable part is provided with multiple filling stations. Each filling station has a retaining device fastened to the movable part. A plurality of handling stations are received and distributed at the stationary part. A handling station is configured to take over empty open-mouth bags and a handling station is configured for filling a bag. One handling station is provided with a weighing unit. A bag receiving unit is configured to receive and guide the bag. The bag receiving unit at the handling station equipped with a weighing unit can be temporarily decoupled from force transmission to the retaining device to enable separate weighing of the bag receiving unit with the bag.

Abstract: A processing device and method for processing a stack of bags having a multitude of open-mouth bags are provided, including a stacking device on which the stack of bags can be disposed in a base position, wherein the open-mouth bags of the stack have a bag length and an open filling mouth at one end. A marker device and a bag conveying device are provided that are suitable and provided for gripping the topmost open-mouth bag of the stack in the base position and displacing it to a take-up position that is only partially supported on the stack of bags and putting at least one mark on the open-mouth bags in the take-up position.

Abstract: Packaging machine and method for filling dusting product such as bulk material into open-mouth bags via a filling process. The filling process is controlled by weight via a control device and a weighing device. A batching element conveys product and introduces it through a filling spout into an open-mouth bag appended for the filling process. The filling spout is connected with a collecting tank through a flow connection such that a pressure surge occurring during the filling process is utilized for transferring into the collecting tank the displacing air contained in the open-mouth bag and including the dusting product to receive and settle the displacing air in the collecting tank and to deposit at least part of the dust content of the displacing air in the collecting tank as deposited product.