Abstract: An installation for treating material having a treatment chamber equipped with an envelope which separates a controlled atmosphere which is present in its interior from an atmosphere which is present outside the envelope and a housing which delimits the treatment chamber. At least one supporting roller for conveying the material is arranged at least partly inside the treatment chamber. One or more mounting apparatuses for mounting at least one supporting roller are arranged outside the housing. A flexible compensating element is provided between at least one mounting apparatus and a wall, which is associated with the latter, of the housing, there being provided a sealing arrangement which is connected to said compensating element and which separates the at least one mounting apparatus from the atmosphere which is present inside the envelope.

Abstract: A pig system for transporting liquid or pasty substances two pig stations which are connected to one another by way of a pig line. The pig system includes a number of pigs. Accordingly, the two pig stations have a number of parking positions, to which a controllable media connection is respectively assigned. Appropriate activation of the media connections allows the effect to be achieved that only some of the pigs at a time shuttle back and forth between the two pig stations. Defective pigs or operational pigs that are being kept on standby in this case remain in corresponding parking positions of the two pig stations.

Abstract: A method for extracting process air loaded with overspray from a coating plant, which includes leading overspray picked up by an air stream as process air along a flow path to a conditioning device. The process air is led on the flow path through at least one replaceable flow module having an inlet opening and an outlet opening, on the inner surfaces of which overspray can be deposited and, after a limiting loading with overspray has been reached, can be replaced by an unloaded flow module. An apparatus for extracting process air loaded with overspray having at least one replaceable flow module having an inlet and an outlet opening arranged in the flow path of the process air. On the inner surfaces of the flow module, overspray can be deposited. The flow module can be replaced with an unloaded flow module after a limiting loading with overspray is reached.

Abstract: A nozzle head for a rotary atomizer for applying a coating material to an object includes a rotary bell, which is rotatable about an axis of rotation and has a breakaway edge and a discharge surface to which the coating material can be supplied in such a way that the coating material is spun off from the breakaway edge of the rotary bell. Coating material can be supplied to the discharge surface via a flow path. The flow path is divided in a delivery region into sub-paths, each having a delivery opening which is arranged eccentrically to the axis of rotation of the rotary bell and from which the coating material, which arrives from there at the discharge surface, can be delivered. A rotary atomizer having a nozzle head of this type is also described.

Abstract: A handling module for handling vehicle wheels in an installation for the surface treatment thereof and having at least two gripping units which are supported by a frame structure and each of which comprises a plurality of press-on elements which are pressable onto one or more counter surfaces of an individual vehicle wheel. At least one of the gripping units includes a translation device by which the press-on elements are movable in relation to the frame structure with a movement component which is parallel to the axis of rotation of a gripped vehicle wheel.

Abstract: A changing device for coating media having a plurality of supply units. The device includes an electric valve device with each supply unit having an electric valve unit which opens and closes a flow channel through which a medium may be supplied in response to a control signal. The valve device includes a control system which has a switching device for each supply unit, each switching device selectively allowing or blocking a control signal from reaching a respective valve unit. The valve device also includes a triggering device which is carried by at least one coupling unit which couples the plurality of supply units to an application device. The triggering device triggers the switching device to allow the control signal through to a supply unit when the coupling unit is connected to the supply unit in a fluid-tight manner.

Abstract: An oxidation furnace for the oxidative treatment of fibers, in particular for producing carbon fibers, including a housing, which is gas-tight, apart from passage areas for the fibers, and a process chamber located in the interior of the housing. By an atmosphere device, a hot working atmosphere can be produced and blown into the process chamber. Deflecting rollers, which are arranged outside of the process chamber in deflecting areas, guide the fibers through the process chamber in a serpentine manner so that the fibers lie next to one another as a fiber carpet, wherein the fiber carpet spans a plane between opposite deflecting rollers. Outlet fiber carpets of outlet fibers that have left the process chamber and are on the way to a deflecting roller can be cooled in a specific manner by a fiber-cooling device before the outlet fiber carpets reach the deflecting roller.

Abstract: A device for drying work pieces, in particular vehicle wheels, having a dryer housing which borders a dryer chamber and has at least one access to the dryer chamber. Work piece carriers loaded with work pieces can be conveyed through the dryer chamber by a conveyance system. There is a transfer device which transfers work pieces to be dried to a work piece carrier located in the dryer chamber, and removes dried work pieces by a work piece carrier located in the dryer chamber. The work piece carriers can be conveyed in circulation through the dryer chamber without leaving same. A method for drying work pieces, wherein the work piece carriers are correspondingly conveyed through the dryer chamber without leaving same, wherein work pieces to be dried are transferred to a work piece carrier located in the dryer chamber and dried work pieces are removed by a work piece carrier located in the dryer chamber.

Abstract: Rail system for an electrical pallet conveyor system, having a switch point which is arranged between a main track and a plurality of secondary tracks and which includes a plurality of moving rail sections. Depending on their position, the rail sections are able to connect the main track to the secondary tracks. The moving rail sections which are associated with one rail of the main track are in this case mounted on a first moving slide, and the moving rail sections which are associated with the second rail of the main track are mounted on a second moving slide which can move independently of the first slide. A dedicated drive which can be separately actuated by a control device is associated with each slide.

Abstract: An immersion treatment installation, which includes at least one immersion tank in a way known per se. A conveying system brings the items to be treated up to the immersion tank, into the space inside the immersion tank, out of it and away from it. The conveying system includes at least one transporting carriage, which has a carrying platform, which is pivotable about a pivot axis and to which at least one item can be fastened with the aid of a connecting structure. This connecting structure is movable on its own to such an extent that, with increasing pivoting from the unimmersed position, the distance between the item and the pivot axis becomes increasingly greater under the influence of gravitational force.

Abstract: A method and system for thermal processing of a material conveyed in a rotary kiln with a rotatable kiln drum, the drum wall of which delimits a heatable drum chamber, from a drum inlet to a drum outlet of the kiln drum. The drum chamber is heated directly by conducting a heating gas into the drum chamber. The drum chamber is also heated indirectly by warming the drum wall at least in areas.

Abstract: A system for painting objects having a plurality of ring lines extending along a painting booth, each ring line conducting an operating medium required for operating an application device provided in the painting booth. The ring lines are divided into at least two regions. A connection device connects at least some of the ring lines to the application device and has a terminal module. The terminal module includes at least as many ring line sections as there are ring lines. The ring line sections have terminals at the ends to connect to the ring line regions. A branch line branches off from each of the ring line sections, the branch line leading to a terminal device. The terminal device has an inner flow path via which at least some of the branch lines can be connected to an outlet terminal. At least one tube or a line connects the outlet terminal to the application device.

Abstract: A conveyor device for conveying transportation structures, particularly transportation skids in the automobile industry, having a conveyor path that is formed from a plurality of path units arranged one behind the other, each of the path units having two parallel longitudinal profiled sections. A drive system for said transportation structures is provided that has at least one drive device which, when said conveyor device is in operation, is arranged on at least one of said longitudinal profiled sections. The drive system includes at least one drive module which can be detachably secured to the longitudinal profiled section by means of a drive-securing device.

Abstract: An overhead conveyor system for transporting articles, especially for transporting vehicle bodies, in a treatment line comprises at least one transport carriage which has a fastening device to which at least one article can be fastened. The transport carriage can be displaced along the track by at least one drive means. The transport carriage is designed in such a manner that the fastening device can be transported at least along one section of the track, in a laterally offset manner with respect to the track. The invention further relates to a dip coating line comprising at least one dip-coating tank which can be filled with a treatment liquid, into which tank articles to be treated, especially vehicle bodies, are dipped. A conveying system can displace the articles to be treated towards the dip-coating tank, into the inner edge of the dip-coating tank, out of the dip-coating tank and away therefrom.

Abstract: A high rotation atomizer functioning with inner charging includes a high-voltage circuit which generates a high voltage that can be applied to a bell cup, from a low voltage. This high-voltage circuit includes a measuring resistor in a circuit path between the turbine casing of the turbine driving the bell cup and ground. A first measuring voltage can be tapped at this first measuring resistor, which voltage is a measure for the voltage applied at the turbine casing. A second measuring resistor is placed in a circuit path between the turbine casing and ground. A second measuring voltage is tapped at this resistor, which is likewise a measure for the voltage applied at the turbine casing. If the information gained from the two measuring voltages deviates too strongly from each other, then the control device triggers an error signal. By this means, the safety of the entire system is increased.

Abstract: A device for controlling the temperature of vehicle bodies, in particular for drying painted vehicle bodies, having a housing in which a temperature control tunnel and at least one pressure chamber separated therefrom by a wall are provided. In said wall there is a plurality of conventional nozzles via which temperature controlled air, which is introduced into the pressure chamber, is applied in particular in the upper region of the vehicle body. At least one nozzle device is provided which has a plurality of nozzle openings on the side thereof facing the vehicle body and at least roughly following the geometry of the lower region of the vehicle body at a distance from the vehicle body, which is smaller than the distance of the other nozzles arranged in the same wall.

Abstract: A method and system for treating objects, the objects are conveyed through a treatment cabin and treated in a treatment space. During treatment solvents are released. Cabin air flows through the treatment space, which absorbs solvents and is discharged as process air from the treatment space. At least one proportion of the process air charged with solvent is recycled in the treatment space and at least one proportion of the process air can be discharged as exhaust air. Fresh air is fed to the treatment space, which contributes to the cabin air, such that the cabin air includes a circulating air proportion and a fresh air proportion. The solvent concentration is captured in the cabin air and/or in the process air and/or in the exhaust air and the circulating air proportion and the fresh air proportion of the cabin air are regulated as a function of the captured solvent concentration.

Abstract: A thermal post-combustion unit with a combustion chamber having a combustion space to which exhaust air can be supplied, having a burner for heating the combustion space, whereby clean air is produced, having an inlet for exhaust air and having an outlet for clean air. A flow path connects the inlet to the combustion space. Exhaust air can be heated by a heat-exchanger system. The flow path comprises a first, second and third flow section, wherein the first flow section is connected to the inlet and the exhaust air flows from the third flow section to the combustion space, wherein the flow sections connect to one another at diversion ends so that the exhaust air flows through two successive flow sections with different flow directions. Heat-exchanger pipes extend at least inside the first and the second flow section or at least the first and the second flow section extend inside heat-exchanger pipes.