Abstract: A mobile automotive spray booth having a collapsible enclosure and a fire suppression system. The fire suppression system includes a control unit, a fire detection cable or cable assembly in communication with the control unit, and a fire extinguisher assembly in communication with the control unit. The fire detection cable or cable assembly extends across at least a portion of the collapsible enclosure, and is configured to detect a fire within the collapsible enclosure. The control unit is configured to activate the fire extinguisher assembly to extinguish the fire upon detection of the fire by the fire detection cable or cable assembly. The fire detection cable or cable assembly is configured to bend to allow the collapsible enclosure to collapse from an expanded configuration to a collapsed configuration without removal or disassembly of the fire detection cable or cable assembly.

Abstract: A coupler comprises a first channel having a first axis of extension in a first horizontal direction and a second channel having a second axis of extension in the first horizontal direction. The second axis of extension is parallel to and spaced apart from the first axis of extension in a second horizontal direction. The second axis of extension has a pitch angle relative to the first axis of extension in a vertical direction, the pitch angle being less than 180 degrees. The first and second channels each include head-mounting features, the head-mounting features constructed and arranged to retain an elongated head to the coupler while permitting movement of the elongated head relative to the coupler in the first horizontal direction.

Abstract: A conveying device for conveying a rubber member extruded in a curved state from an extrusion device, the device including a support and a plurality of rollers which are spirally arranged around the support to constitute a spiral conveying path and which rotate while supporting a lower surface of the rubber member, wherein an outer diameter of each of the rollers increases from one end to the other end in an axial direction, the one end being rotatably fixed to the support, and the plurality of rollers include drive rollers which rotate and drive.

Abstract: A plasma CVD apparatus efficiently coats the surfaces of fine particles with a thin film or super-fine particles by concentrating a plasma near the fine particles. The plasma CVD apparatus includes a chamber, a container disposed in the chamber for housing the fine particles, the container having a polygonal inner shape in a cross section substantially perpendicular to a longitudinal axis of the container, a ground shielding member for shielding a surface of the container other than a housing face, a rotation mechanism for causing the container to rotate or act as a pendulum on an axis of rotation substantially perpendicular to the cross section, an opposed electrode disposed in the container so as to face the housing face, a plasma power source electrically connected to the container, a gas introducing mechanism for introducing a raw gas into the container, and an evacuation mechanism for evacuating the chamber.

Abstract: An improved mobile paint booth system and method for applying paint to a vehicle is herein disclosed. An improved mobile paint booth can comprise a plurality of vertical supports, a base support, a first upper beam, and a second upper beam. The plurality of vertical supports can comprise a corner support at each corner, and a middle support along a first wall. The base support can be substantially in the shape of a “U” that can connect each of the vertical supports. The base of the “U” can be along the bottom of the first wall. The first upper beam that can connect a first set of the corner support and the middle support. The second upper beam that can connect a second set of the corner support.

Abstract: A treatment unit for the surface treatment of articles having at least one treatment chamber and a conveying system which conveys articles to be treated into the treatment chamber, along a conveying path through the treatment chamber and back out of the treatment chamber. Each article in each position on the conveying path prescribes a conveying direction tangential to the conveying path. An application system includes at least one multiaxis application robot, which takes along with it an application device and moves along a robot path of movement. The conveying system and the application system are set up such that the at least one application robot moves in relation to the conveying direction of an article optionally with a movement component parallel to the conveying direction of the article and/or a movement component perpendicular to the conveying direction of the article. Also, an installation and a method for the surface treatment of articles.

Abstract: Porous membrane contactors and/or their methods of manufacture and/or use are provided. In at least selected embodiments, the present invention is directed to flat panel hollow fiber or flat sheet membrane contactors and/or their methods of manufacture and/or use. In at least certain particular embodiments, the present invention is directed to hollow fiber array flat panel contactors, contactor systems, and/or their methods of manufacture and/or use. In at least particular possibly preferred embodiments, the contactor is adapted for placement in an air duct (such as an HVAC ductwork) and has a rectangular frame or housing enclosing at least one wound hollow fiber array or membrane bundle.

Abstract: Ultraviolet-C (UVC) photochemistry for customizing an appearance of a wood product is described. In an implementation, a calculated amount of UVC radiation at a wavelength between 100-290 nanometers, for example, is applied to wood to achieve a desired appearance. The customized wood is free of the volatile organic compounds (VOCs) of stains, varnishes, and paints. The amount of UVC radiation to apply can be based on the tannin content of the wood or on other wood parameters or added photoactive agents. Photochemical interaction between the UVC radiation and various wood extracts, metal ion solutions, acids, bases, and oxidizers is also used to modify the color or lightness of a wood product. An example system includes multiple stations for programmatically spraying a wood product with various processing solutions, drying the wood, and irradiating the wood at one or more stages of the process with UVC radiation to interact with both the processing solutions and the wood surface, at programmed time intervals.

Abstract: In order to provide a method for the thermal conditioning of an auxiliary material, which, to clean a crude gas stream loaded with an organic pollutant, is configured to be introduced into the crude gas stream and together with the organic pollutant forms a stable system of pollutant and auxiliary material, which can be carried out easily and in a resource-saving manner, it is proposed that the method includes the following steps: feeding the system of pollutant and auxiliary material and a carrier gas stream that has been heated in relation to normal conditions into a thermal conditioning device; chemical conversion of at least a part of the organic pollutant to produce a conditioned auxiliary material; separating the conditioned auxiliary material from the auxiliary material loaded with an organic pollutant by transportation by means of a gas flow; and removing the conditioned auxiliary material from the thermal conditioning device.

Abstract: Provided are an enamel coating method and apparatus. The enamel coating method includes (a) preprocessing a surface of a conductive coating object by feeding the coating object into a preprocessing chamber by an in-feed conveyor, (b) coating the surface of the coating object with an enamel glaze supplied from an enamel glaze supply nozzle provided inside a coating chamber by feeding the preprocessed coating object into the coating chamber, and (c) firing the coated coating object by feeding the coated coating object into a firing chamber, wherein the firing chamber in the (c) firing includes a firing chamber conveyor having at least two transport rollers, and the firing chamber conveyor transports the coating object to an output conveyor while supporting a lower side of the coating object by the at least two transport rollers.

Abstract: A process for producing flavorants made or derived from tobacco or, more generally, made or derived from any biomass derived from any one or more species of genus Nicotiana, or that otherwise incorporate tobacco, is provided. Provided are flavorants obtained or derived from plants or portions of plants from the Nicotiana species, such as from one or more flowers from one or more Nicotiana species, and products comprising one or more such flavorants.

Abstract: A dense phase powder coating system includes a powder supply, dense phase pump, a spray gun and a diverter valve that can be used to select between conveying powder to the spray gun or circulating the powder back to the powder supply. The diverter valve may include two pneumatically actuate valve members. In one embodiment, the powder spray gun applies powder coating material to inside surfaces of a tubular container. A spray nozzle concept also is presented having a nozzle body with a conical deflector. The spray nozzle provides an uninterrupted flow between spray nozzle outlet holes and a deflector surface. The deflector may be integrally machined with the nozzle body to provide a one piece spray nozzle.

Abstract: A powder coating system which is provided with a rotating stage which makes a metal cylindrical member rotate while holding its internal circumferential surface, a first booth which covers part of the metal cylindrical member which is held by the rotating stage, and a second booth which holds the first booth. A powder coating introduction nozzle which is provided with a filling port of powder coating and a plurality of powder coating spray ports is provided so that a filling port is positioned at the outside of the second booth and so that the plurality of spray ports can be changed in position in the first booth to face surface parts of the metal cylindrical member. The sprayed powder coating is collected inside the second booth by a flow of air from a blow device and is removed by being sucked up by a powder collector.

Abstract: An apparatus including an air blower; a rotary airlock; a receptacle having an inner chamber supplied with a plurality of colorant particles; a water supply; and a mixing chamber. The air blower blows air into a bottom section of the rotary airlock, and the rotary airlock receives colorant particles from an output of the receptacle. A rotor shaft of the rotary airlock rotates to cause colorant particles to be transported to the bottom section of the rotary airlock. Air blown into the bottom section of the rotary airlock mixes with colorant particles transported into the bottom section of the rotary airlock to form an air and colorant particles mixture, which is blown out of a first output of the rotary airlock and combined with water to form a water, air, and colorant particles mixture, which is mixed with material in a mixing chamber. The material may be natural mulch.

Abstract: A painting system according to the embodiments includes a painting booth surrounded by a ceiling and a sidewall, a conveyor line that is arranged in the painting booth and conveys an object to be painted, and a painting robot that performs painting on the object. The painting robot includes a base portion fixed on the sidewall side in the painting booth, and an arm portion that is connected to the base portion and has a seven-axis configuration.

Abstract: A cyclone comprises a second or lower portion that is pivotable with respect to a first or upper portion about an articulation between a first position and a second position; the second portion being aligned with the first portion along a first or vertical axis when the second portion is in the first position, and the second portion being aligned on a second axis that is different from the first axis when the second portion is moved from the first position to the second position. In various additional embodiments, the second axis may be normal to the first axis, for example, in the first position the lower portion is horizontal and in the first position the lower portion is vertical and aligned with the upper portion. The second position may be used as a cleaning position. When the lower portion is pivoted away from the upper portion, the vortex is interrupted. In the second position, the lower portion may also interface with a suction mechanism.

Abstract: An apparatus for dusting printed sheets with powder contains at least one powder nozzle, an actuating element which is mounted such that it can be adjusted into a position, in which the actuating element is situated in the jet path of the powder nozzle and the powder bounces off the actuating element, and an extraction device for extracting the powder which has bounced off the actuating element. An air-conducting connection exists permanently between the powder nozzle and the surroundings of the apparatus.

Abstract: A powder spray for lengthy parts includes a booth wall structure comprised primarily of doors. A moveable roof may be raised and lowered to clean powder overspray from the interior surfaces of the booth. A cleaning process may be performed with a sideways extraction mode and a downward extraction mode. The mode change occurs when a bulkhead that travels with the moveable roof blocks the inlet duct to the recovery system. The recovery system may be a cyclone system for example. The doors of the booth are hinged so that they can be positioned for spraying operations and cleaning operations. Live hinge designs are provided and hose stress relief designs are also provided. The roof may carry accumulators for pressurized air that feed cleaning nozzles as the roof descends. In addition, exhaust air may be used to assist cleaning the interior surfaces as the roof descends. All of the energy provided for cleaning and color change may be provided by accumulators.

Abstract: Air is continuously supplied into upper spaces via an air supply duct, during coating of an object to be coated in a paint booth, whereby the air is jetted through jetting holes and flows downwards along side walls. The air flowing downwards along the side walls is sucked into lower spaces, via clearances, and is discharged out of the paint booth via air exhaust ducts.

Abstract: To provide a filter device for separating paint overspray from a raw gas flow containing overspray particles, including a casing, which delimits an interior of the filter device, in which at least one filter element is arranged, and at least one inlet channel, through which the raw gas flow enters the interior of the filter device, in which the raw gas flow is stabilized by the inlet channel even with high flow speeds in the constriction of the inlet channel, it is proposed that the filter device has an intake channel, which runs into the inlet channel upstream of an end of the inlet channel on the interior side and connects the inlet channel to the interior of the filter device.

Abstract: A system for in-process orientation of particles used in direct-write inks for fabricating a component may include a device for polarizing direct-write particles in an aerosol. An outlet may direct the aerosol including the polarized direct-write particles on a substrate to form a component. An apparatus may cause the polarized direct-write particles to be aligned in a selected orientation to form the component with predetermined characteristics when deposited on the substrate.

Abstract: A system for applying hot melt adhesive powder onto a non-metallic object surface comprises a convey belt, a radiation chamber, a spraying chamber and a heating chamber. The convey belt is used to deliver a non-metallic object treated by a cleaning agent and a conductive liquid through the radiation chamber where the surface of the non-metallic objected is irradiated by ultraviolet rays and ozone and then through the spraying chamber where the surface of the non-metallic object is sprayed with charged hot melt adhesive powder, and finally into the heating chamber where the hot melt adhesive powder attached onto the non-metallic object will be melted into a liquid adhesive film ready to be bonded.

Abstract: A powder painting cabin (10) of the type which comprises: a mantle (11) closed above by a roof (12) and below by a base (13), in said mantle (11) there being a passage (14) through which the pieces to be painted (15) pass and passages (19) for retractable powder supplier elements (18), and an air suction duct (30) of the cabin (10). Inside said mantle (11) there is a movable septum (22) between a lowered position close to said base (13) and a raised position close to said roof (12), said two lowered and raised positions defining, with the mantle (11), roof (12) and bottom (13), peripheral passages (26) for the air sucked through the duct (30).

Abstract: A patch application system is provided comprising a powder application booth. The powder application booth comprises a powder block to temporarily house the powder prior to ejection, a nozzle insert to guide the powder onto the screw, a support stand to adjust the powder block to the appropriate position relative to the screw for a desired patch location and size, a powder cup to deliver the powder to the powder block. A programmable logic controller electronically coupled to the micro air-switch valve controls the duration the air-switch valve remains open. The entire process may be automated by including a screw hopper to temporarily store a plurality of screws, a bowl feeder receiving the screws and delivering the screws to a rotating disk, wherein the rotating disk passes the screws through a heating element and presents the heated screws to the powder application booth.

Abstract: The invention relates to a paint shop, especially for elongate components, such as e.g. motor vehicle bumpers, motor vehicle sillboards or for components of aircraft and windpower installations. Said paint shop comprises a transport path (4) for transporting components (2) to be painted through the paint shop, a painting robot (13, 16) for painting the components (2) and a travel path (12, 15) for positioning the painting robot (13, 16) along the travel path (12, 15). The invention is characterized in that the travel path (12, 15) of the painting robot (13, 16) extends at a right angle to the transport path (4) for the components (2) to be painted. The invention also relates to a corresponding method of operation.

Abstract: The present invention provides an apparatus for supplying a source and an apparatus for depositing a thin film having the same. The apparatus for supplying a source includes a horizontal channel extending in one direction; pumping and transfer ports extending to pass through the horizontal channel, the pumping and transfer ports being spaced apart from each other; a transfer shaft inserted into the horizontal channel to reciprocate therein; and a storage room connected to one side of the pumping port, the storage room storing and supplying a powder source, wherein the transfer shaft comprises at least one transfer hole for allowing the powder source supplied through the pumping port to be filled therein and to be transferred to an external apparatus through the transfer port.

Abstract: A powder spray for lengthy parts includes a booth wall structure comprised primarily of doors. A moveable roof may be raised and lowered to clean powder overspray from the interior surfaces of the booth. A cleaning process may be performed with a sideways extraction mode and a downward extraction mode. The mode change occurs when a bulkhead that travels with the moveable roof blocks the inlet duct to the recovery system. The recovery system may be a cyclone system for example. The doors of the booth are hinged so that they can be positioned for spraying operations and cleaning operations. Live hinge designs are provided and hose stress relief designs are also provided. The roof may carry accumulators for pressurized air that feed cleaning nozzles as the roof descends. In addition, exhaust air may be used to assist cleaning the interior surfaces as the roof descends. All of the energy provided for cleaning and color change may be provided by accumulators.

Abstract: A rigid holder is provided for supporting a flexible article. The rigid holder may include a first frame member and a second frame member which are held together through magnets.

Abstract: The invention relates to an arrangement of fixedly mounted painting robots in a painting booth, wherein the painting booth is subdivided by an imaginary vertical plane into a first spatial region and a second spatial region and wherein at least two painting robots with overlapping working areas are arranged in at least one of the two regions. A respective reference point of a painting robot is a point of intersection of a first axis of rotation with a painting robot base of the painting robot concerned. Each reference point is arranged above an imaginary horizontal plane which is determined by the vertically highest point of a predetermined object to be painted in the painting position, and the reference points are offset with respect to one another in the vertical direction and/or horizontally, transversely in relation to the vertical plane.

Abstract: A powder spray for lengthy parts includes a booth wall structure comprised primarily of doors. A moveable roof may be raised and lowered to clean powder overspray from the interior surfaces of the booth. A cleaning process may be performed with a sideways extraction mode and a downward extraction mode. The mode change occurs when a bulkhead that travels with the moveable roof blocks the inlet duct to the recovery system. The recovery system may be a cyclone system for example. The doors of the booth are hinged so that they can be positioned for spraying operations and cleaning operations. Live hinge designs are provided and hose stress relief designs are also provided. The roof may carry accumulators for pressurized air that feed cleaning nozzles as the roof descends. In addition, exhaust air may be used to assist cleaning the interior surfaces as the roof descends. All of the energy provided for cleaning and color change may be provided by accumulators.

Abstract: According to an exemplary embodiment of the present invention there is provided a catalyst-spreading device comprising: a mesh boat which stores catalyst to be spread on a substrate and includes a bottom having a mesh net, a transportation unit which transports the mesh boat or the substrate, and a vibration unit which vibrates the mesh boat to spread the catalyst on the substrate.

Abstract: A feed system and related process are configured to continuously feed measured doses of source material to a vapor deposition apparatus wherein the source material is sublimated and deposited as a thin film on a substrate. The system includes a bulk material hopper, and an upper dose cup disposed to receive source material from the hopper. A lower dose cup is disposed in a vacuum lock chamber to receive a measured dose of source material from the upper dose cup. A transfer mechanism is disposed below the vacuum lock chamber to receive the measured dose of source material from the lower dose cup and to transfer the source material to a downstream deposition head while isolating the deposition conditions and sublimated source material within the deposition head.

Abstract: In order to provide a device for separating wet paint overspray from a stream of crude gas containing overspray particles which includes at least two filter devices each of which has an inlet opening through which a partial stream of crude gas enters the respective filter device and each of which includes at least one filter element for separating the overspray from the partial stream of crude gas, which allows one to maintain the fluidity of the mixture including of filter aid material and wet paint overspray that has been cleansed from the filter elements in the filter aid material reservoirs in a simple and efficient manner, it is proposed that the device should comprise at least one reservoir for receiving material which has been cleansed from the filter elements of a plurality of filter devices and a mixing device for mechanically blending the cleansed material from a plurality of filter devices.

Abstract: A powder coating apparatus is provided with: a coating booth, wherein a work to be coated is moved by a conveyer in the coating booth; and a coating gun that sprays powder coating material to the moving work. In the powder coating apparatus, the coating booth includes a movable wall on at least one of a side wall and a ceiling wall of the coating booth. The movable wall is configured to move in accordance with the work passing the coating booth.

Abstract: A powder supply system for a powder-coating installation, especially a parts painting installation using electrostatic powder, according to the invention, comprises a tank designed to contain the powder, means for feeding powder into the tank, means for injecting compressed air into the bottom of the tank in order to fluidize the powder, and an exit pipe in which the powder is entrained by the air from the tank, this pipe being connected to at least one powder using device situated at a distance, in particular a spray gun. The system also includes means for reducing the pressure in the tank below that of the feed means in order to fill the tank with powder.

Abstract: An apparatus for dusting printed sheets with powder contains at least one powder nozzle, an actuating element which is mounted such that it can be adjusted into a position, in which the actuating element is situated in the jet path of the powder nozzle and the powder bounces off the actuating element, and an extraction device for extracting the powder which has bounced off the actuating element. An air-conducting connection exists permanently between the powder nozzle and the surroundings of the apparatus.

Abstract: A device for dispersing a sample of dry powder onto a surface in a dispersion chamber. The device includes a dispersion chamber situated in an environment, and a pressure source that provides a pressure difference between the environment and an inside of the dispersion chamber. The surface is positioned in the dispersion chamber. The sample of dry powder is introduced into the dispersion chamber through a membrane that is interposed between the environment and the inside of the dispersion chamber and on which the sample is disposed. The membrane is rupturable so as to open into the dispersion chamber when a predetermined pressure difference across the membrane is exceeded. This permits entry of a fluid in the environment through the ruptured membrane, and movement of the dry powder sample in an evenly dispersed manner without producing an ordered movement of powder grains in the dispersion chamber.

Abstract: In order to provide a device for separating wet paint overspray from an exhaust air flow containing overspray particles, passing into the exhaust air flow in an application region of a painting assembly, the device includes at least one separation device for separating the overspray from at least a part of the exhaust air flow. Clogging of a wall surface of the device with wet paint overspray is prevented. It is proposed that the device is divided into a plurality of sections below the application region. At least one separation device is provided in one of the sections. The device includes at least one air curtain producing device for generating an air curtain on a wall surface, which delimits the flow path of the exhaust air flow and is arranged on the at least one flow guide element.

Abstract: A device for separating wet paint overspray from an exhaust air flow containing overspray particles is disclosed. The overspray particles pass into the exhaust air flow in an application region of a painting assembly and the device includes a separation device for separating the overspray from a part of the exhaust air flow, in which clogging of the separation device with wet paint overspray is substantially prevented during a cleaning operation and/or ingress of precoat material into the application region from the region of the separation device is substantially prevented during a precoating operation, the device includes at least one closing device, by means of which the flow path of the exhaust air flow from the application region to the separation device can be intermittently closed off at least partially, and at least one precoat feeding means discharges a precoat material into the exhaust air flow downstream of the closing device.

Abstract: This invention generally relates to a spray apparatus and a method useful in the repair of coating adhered to can ends used in the food and beverage packaging industries. The spray apparatus has one or more elongated shafts rotatably coupled to a frame. One or more bearing members are rotatably coupled to the shafts. One or more plates are rotatably coupled to the bearing members. One or more spray guns are coupled to the plates. The spray guns of the spray apparatus are structured to apply fluid to the can end with a solid stream emitted from the spray guns in a circular pattern. A method for the repair of coating adhered on a can end is provided as well.

Abstract: A capsule dusting system is designed to expose capsules to a dusting agent in a controlled manner. The system incorporates a tumbling basket positioned within an enclosure. The tumbling basket is loaded with capsules and is rotatably connected to a drive shaft. A dust injection system meters the dusting agent into the dust injection system. The dust injection system may include a dusting injector that translates between two positions. At one position, the dusting injector is loaded with dusting agent by a powder supply system. At the other position, the dusting injector is positioned to inject the dusting agent into the tumbling basket. A gas is fluidly connected to the dusting injector to cause the dusting agent to disperse into the tumbling basket. The enclosure contains the dusting agent within the system to reduce the environmental, health, and safety hazards associated with airborne particulates.

Abstract: The inventive method for dispersing a dry powder sample in a dispersion chamber consists in vacuuming the chamber with respect to the environment, in dispersing a dry powder in the chamber, by means of a suction generated by the rupture of a membrane which is torn.

Abstract: A fiber unit coating apparatus includes a chamber into which an uncured resin coated fiber unit is passed. Microspheres mixed with air are fed into the chamber via ducts and apertures. As a result rapid and even application of the microspheres can be achieved, and the system allows controllable application of the microspheres by varying the rate of flow of the air/microsphere mixture. Positive pressure chambers are provided to prevent the microspheres from blocking the inlet and outlet points where the fiber unit enters and leaves the chamber.

Abstract: A method for sinter coating a work-piece is disclosed, the work-piece having at least two sections of different surface-related heat capacities. The method includes a first step of pre-heating the work-piece to a first temperature that is higher than a fusion temperature of a sinter coating material. The method also includes a step of rapidly heating of the work-piece to a second temperature that is higher than the first temperature. However, the rapid heating step is halted before the temperature of the work-piece section with the greater surface-related heat capacity matches the second temperature. The work-piece then has a subsequent step of application of the sinter material to the work-piece.

Abstract: A powder spray for lengthy parts includes a booth wall structure comprised primarily of doors. A moveable roof may be raised and lowered to clean powder overspray from the interior surfaces of the booth. A cleaning process may be performed with a sideways extraction mode and a downward extraction mode. The mode change occurs when a bulkhead that travels with the moveable roof blocks the inlet duct to the recovery system. The recovery system may be a cyclone system for example. The doors of the booth are hinged so that they can be positioned for spraying operations and cleaning operations. Live hinge designs are provided and hose stress relief designs are also provided. The roof may carry accumulators for pressurized air that feed cleaning nozzles as the roof descends. In addition, exhaust air may be used to assist cleaning the interior surfaces as the roof descends. All of the energy provided for cleaning and color change may be provided by accumulators.

Abstract: A coating plant having a multi-axis application robot to apply a coating means to an application object, where the application robot is installed hanging at least partially into a paint booth. A method for coating an object in a coating plant is also taught.

Abstract: A powder spray for lengthy parts includes a booth wall structure comprised primarily of doors. A moveable roof may be raised and lowered to clean powder overspray from the interior surfaces of the booth. A cleaning process may be performed with a sideways extraction mode and a downward extraction mode. The mode change occurs when a bulkhead that travels with the moveable roof blocks the inlet duct to the recovery system. The recovery system may be a cyclone system for example. The doors of the booth are hinged so that they can be positioned for spraying operations and cleaning operations. Live hinge designs are provided and hose stress relief designs are also provided. The roof may carry accumulators for pressurized air that feed cleaning nozzles as the roof descends. In addition, exhaust air may be used to assist cleaning the interior surfaces as the roof descends. All of the energy provided for cleaning and color change may be provided by accumulators.

Abstract: A fluidized bed apparatus includes a fluidizing container, a porous plate, a lower spray nozzle, a bag filter, an upper spray nozzle, a backwash nozzle, and a backwash nozzle elevator. The fluidizing container is formed in an inverted truncated conical cylindrical shape. The porous plate is provided so as to block a lower opening of the fluidizing container. The lower spray nozzle jets out air into the fluidizing container via the porous plate. The bag filter is provided at an upper opening of the fluidizing container. The upper spray nozzle sprays spray liquid downward. The backwash nozzle sweeps away powder particulates adhered to the bag filter by jetting out air from the outside of the bag filter toward the inside and is moved up and down by the backwash nozzle elevator. The fluidizing container may be vibrated by a vibrator.

Abstract: A fiber unit coating apparatus includes a chamber into which an uncured resin coated fiber unit is passed. Microspheres mixed with air are fed into the chamber via ducts and apertures. As a result rapid and even application of the microspheres can be achieved, and the system allows controllable application of the microspheres by varying the rate of flow of the air/microsphere mixture. Positive pressure chambers are provided to prevent the microspheres from blocking the inlet and outlet points where the fiber unit enters and leaves the chamber.

Abstract: In a powder spraycoating cabin or substructure for same, a cabin bottom contains bottom flaps configured near outer longitudinal walls and a walk-on bottom part situated between the bottom flaps. The bottom flaps are rotatable about an axis of rotation running in the lengthwise cabin direction, as a result of which the width of lengthwise bottom gaps situated bilaterally about the flaps can be varied. A suction duct is situated underneath. The walk-on bottom part is fitted with compressed-air outlets to blow compressed air toward/into the lengthwise bottom gaps.