Abstract: The present invention relates to an apparatus and a method for shot peening a coil spring, and to a continuous shot peening apparatus and method for a coil spring, in which a coil spring revolves and rotates at the same time during shot peening processing to enable more uniform processing of the coil spring, and a shot peening process and a preparing process thereof are simultaneously performed through simultaneous rotation of a housing in a processing position and a housing in a preparation position, so that the inventive apparatus and method require a simpler configuration and a smaller work space for a shot peening process than those of the prior arts and can perform shot peening of many coil springs in a short period of time.

Abstract: The invention relates to a method for the removal of coatings from scrap materials (3), wherein the scrap (3) is brought into contact with a liquid and, while the coating removal process is performed, moves within a conveying trough (2) of a vibrating conveyor (1) in a direction (6) from the inlet end (7) towards the outlet end (8) of said conveying trough (2). The invention is of special importance for the dezincing of steel scrap. The method operates on a continuous basis with the removal of coatings being efficiently accomplished.

Abstract: A method for simultaneously ablating and functionalizing a portion of a polymeric ophthalmic substrate surface, comprising the following steps: applying a CO2 particle spray against an unreacted portion of the substrate surface; and simultaneously projecting at least one source of ionizing-heating radiation into said CO2 particle spray flowing against said unreacted portion of the substrate surface, thus intersecting and mixing together to form an instantaneous surface treatment composition of ionizing-heating radiation and CO2 particle spray flowing against the substrate surface, and to form and remove a reacted portion of the substrate surface.

Abstract: Fluid jet systems, components and related methods are provided which are well adapted for processing workpieces under particularly work-friendly conditions. Embodiments include fluid jet systems and related methods that reduce, minimize or eliminate a gap between a workpiece being processed and jet receiving devices that receive and dissipate the energy of a fluid jet passing through the workpiece. Other embodiments include fluid jet systems and related methods involving fluid jet processing of workpieces in a submerged condition. Still further embodiments include fluid jet systems and related methods involving position and orientation adjustment of a fluid jet receptacle to coordinate the path of an incoming fluid jet with a central axis or other feature of the fluid jet receptacle.

Abstract: Foam items may be buffed using particles such as particulate sodium bicarbonate in accordance with the present invention. Foam items may be, for example, expanded EVA foam items pre-formed into an intermediate size and shape. A skin layer may be formed during the expansion of the foam item to form an expanded foam item which may be entirely or partially removed by buffing the item using particles projected with selected buffing parameters. The buffing parameters may be varied based upon the thickness of at least a portion of the skin layer and/or the desired degree of moldability for the foam item after buffing. Particulate sodium bicarbonate or other types of particles used for buffing may be recycled and reused for further buffing of foam items.

Abstract: In order to be able to easily and sufficiently remove paint from the surface of a bumper, grooves or projections are provided on the surface of one roller, from among a pair of rollers on a roller apparatus (1), that comes into contact with the surface of the paint, and the paint is divided by making cuts in the paint by means of the grooves, or the like. In addition, by making the rotation speed of one roller faster than the other roller, the abovementioned cuts are widened further and the paint is divided into a plurality of narrow, strip-shaped pieces. When a sandblasting apparatus (2) sandblasts towards the strips of paint, and the like, from a diagonal direction, the sandblast strikes not only the surface of the paint but the edges of the cuts as well, whereby the paint can be efficiently removed.

Abstract: A blast cabinet, translation system, and process for use in blasting a surface of a part with abrasive particulate. The blast cabinet includes a basin for gathering abrasive particulate, a covering movable to enclose an opening over the basin, a frame supporting the basin, and a plurality of wheels for rolling movement of the cabinet. The system also includes a plurality of supports for holding the part to be blasted and a track system to guide movement of the cabinet. At least one of the wheels may be configured to mate with the track system, and the track system can be clamped to at least one part support.

Abstract: A shot blasting system includes an automatic warehouse, a shot blasting equipment, and a traverser. The automatic warehouse is configured to receive and dispatch a pallet with a workpiece housed therein by using a stacker crane. The shot blasting equipment is to perform shot blasting on the workpiece. The traverser is configured to convey the pallet between the automatic warehouse and the shot blasting equipment.

Abstract: To cut out a hard-brittle substrate by blasting, laying out substrates 2 on a plate material 1 made of a hard-brittle material with leaving a space for blasting; forming first protective films 4 on both surfaces of the plate material 1 at layout positions of the substrates 2; and forming second protective films 5 on both surfaces of a margin 3 of the plate material 1 with leaving a space with respect to the first protective films 4 and having outer edges from a periphery of the plate material 1 at a width of 5 mm or less; cutting regions 6 between the films 4, 4 and between the films 4, 5 from one surface of the plate material 1 to a depth of approximately half of a thickness thereof by blasting, then cutting from the other surface of the plate material 1 until the plate material 1 is penetrated.

Abstract: A method for cleaning containers, in particular bottles of glass or plastics, and a cleaning machine with at least one cleaning medium, with the containers cleaned at least in one station preferential for the cleaning result and/or in a procedure step with at least essentially chemical-free cleaning media. The cleaning medium is advantageously a granular material, in particular granular ice, carried under pressure with compressed air or compressed water. The cleaning machine suited for carrying out the method includes downstream of an unpacking and presoaking station, a pre-cleaning station with a high pressure water blasting pre-cleaning section, and subsequently an intensive cleaning station with at least one intensive cleaning section to which a pressure blasting system for chemical-free, granular material and a carrier medium are associated, and a disinfection station following the intensive cleaning station.

Abstract: A sandblasting apparatus includes a chamber defining a cavity, a support assembly received in the cavity, a first and a second sandblasting assemblies. The support assembly includes a number of pairs of elongated support plates for holding a plate-shaped workpiece therebetween. The support plates are moveable along a vertical direction and a first horizontal direction. The first sandblasting assembly is configured for spraying sand downwardly toward the plate-shaped workpiece so as to cut the plate-shaped workpiece into a number of workpiece strips. The second sandblasting assembly is configured for spraying sand toward the workpiece strips along a second horizontal direction perpendicular to the first horizontal direction so as to cut the workpiece strips into workpiece blocks.

Abstract: An apparatus for stress shot peening of a coil spring is disclosed. The apparatus of the present invention is constructed such that coil springs, which are compressed and clamped by corresponding spring clamping units (20) facing each other, are rotated on their own axes and are simultaneously supplied into the shot room (10) for shot peening. Therefore, the present invention can markedly enhance the internal stress of the coil spring, compared to a coil spring treated by the conventional shot peening apparatus. Furthermore, in the present invention, because the coil springs are clamped by the corresponding spring clamping units facing each other and are simultaneously rotated and moved into the shot room for shot peening, various kinds of side load coil springs, as well as a typical cylindrical coil spring, can be evenly treated throughout the entire surface thereof by shot peening.

Abstract: Disclosed are a method of manufacturing a light guiding panel by means of carving fine engravings on a surface of a transparent substrate by plasting fine particles and an apparatus for the same. A distributed degree of the engravings gradually increases as they become far away from a light source position. The light guiding panel which has been so manufactured does not need a diffusion sheet and has a good brightness uniformity and a good light effectiveness.

Abstract: A transportation system and method of transferring a barge from a waterway and to a refurbishing system. The transportation system includes transport systems that move the barge out of water and onto to a position away from the water, then moves the barge into the refurbishing system. The transport systems then move the refurbished barge back into the water.

Abstract: An apparatus for stress shot peening of a coil spring is disclosed. The apparatus of the present invention is constructed such that coil springs, which are compressed and clamped by corresponding spring clamping units (20) facing each other, are rotated on their own axes and are simultaneously supplied into the shot room (10) for shot peening. Therefore, the present invention can markedly enhance the internal stress of the coil spring, compared to a coil spring treated by the conventional shot peening apparatus. Furthermore, in the present invention, because the coil springs are clamped by the corresponding spring clamping units facing each other and are simultaneously rotated and moved into the shot room for shot peening, various kinds of side load coil springs, as well as a typical cylindrical coil spring, can be evenly treated throughout the entire surface thereof by shot peening.

Abstract: A method is provided for removing iron oxide scale from sheet metal and producing a sheet metal surface with rust inhibitive properties. The sheet metal is advanced through the descaling cell and a slurry mixture is propelled against at least one of the top surface and bottom surface of the sheet metal across the sheet metal width as the material is advanced through the descaling cell. The rate of slurry impact against the at least one of the top surface and bottom surface of the sheet metal is controlled in a manner to remove substantially all of the scale from a surface of the sheet metal, and in a manner to create a passivation layer on the descaled surface of the sheet metal. The passivation layer comprises at least one of silicon, aluminum, manganese and chromium and inhibits oxidation of the descaled surface of the processed sheet metal.

Abstract: The shot-blasting machine for surface treatment of products comprises a base frame, a containing chamber for containing at least a product to be treated associated to the base frame and provided with at least an access opening, one or more projecting organs associated internally of the chamber for projecting a flow of shot-blasting particles onto the product, and automated unloading means associated to the base frame which cause the product to exit from the chamber through the access opening.

Abstract: An apparatus and method of removing scale from the surfaces of processed sheet metal employs a scale removing medium propelled by counter-rotating pairs of wheels positioned in close proximity to the sheet metal surfaces.

Abstract: An apparatus for stripping photoresists from a substrate includes a reaction chamber, a plurality of air guiding means provided inside the reaction chamber, a pump for extracting air inside the reaction chamber, and a pipe for circulating and feeding the extracted air back into the reaction chamber. The upper and lower surfaces of the substrate are blown with the extracted air from the air guiding means.

Abstract: In order to provide a treatment apparatus for treating workpieces or groups of workpieces that are conveyed from an inlet to an outlet of the treatment apparatus, wherein the treatment apparatus comprises a plurality of treatment levels and with said treatment apparatus the workpieces to be treated are passed from level to level in a safe and controlled manner, it is proposed that the treatment apparatus comprises a housing and receiving chambers, which rotate relative to the housing, for receiving the workpieces or groups of workpieces, wherein the receiving chambers are disposed in at least two different chamber levels and an outlet opening in the housing is associated with a first chamber level, through which the workpieces or groups of workpieces travel first, and an inlet opening is associated with a second chamber level, through which the workpieces or groups of workpieces travel after the first chamber level, and wherein the treatment apparatus comprises at least one transfer apparatus, which moves the

Abstract: Disclosed are a method of causing abrasive grains to collide against and contact with an object being treated to form surfaces of the object being treated into a matte, specifically, a rotational magnetic field is applied on magnetic abrasive grains to cause the same to vibratingly move at random to collide against and contact with an object being treated to obtain a matte.

Abstract: A method and system for deflashing mold compound is provided. In one embodiment, a method for dislodging contaminants from an integrated circuit includes directing sublimating particles against a surface of the integrated circuit. Contaminants disposed on the surface of the integrated circuit are abraded with the sublimating particles to dislodge at least a portion of the contaminants.

Abstract: A method and apparatus for producing a highly attractive, decorative baseball bat. The apparatus of the invention enables the manufacture of decorative baseball bats that exhibit a wide variety of attractive designs. More particularly, the apparatus includes a uniquely configured, inexpensive masking member that can be slipped over the barrel of the bat so as to make selective portions of the baseball bat during the sandblasting step of the method of the invention.

Abstract: An abrasive fluid jet cutting composition, method and apparatus for cutting an object from a sheet. In one embodiment, a fluid jet stream is directed against a glass sheet to cut a disk substrate for use in a data storage device. An abrasive slurry is delivered to a fluid jet head from a slurry tank. The slurry is formed by mixing water, abrasive particles, a surfactant or surfactants, and an acid or base. The head also receives a pressurized fluid from a fluid pump. The abrasive slurry and the pressurized fluid are mixed in the head to form the fluid jet stream. Preferably, the abrasive particles are 8-64 microns and may include recycled scrap. The slurry may also contain polishing particles that are smaller than the abrasive particles to affect polishing. In addition to reducing surface tension, the surfactant may cause the abrasive particles to flocculate or disperse.

Abstract: A sandblasting mask device for performing sandblasting processes on wood objects is disclosed. The mask device includes a base and a mask cover. The base has a fixture for fixing a wood object that has a target surface to be worked on. The mask cover is removably fixed on the base. The mask cover includes a mask panel, which contains at least one sandblasting opening of a predetermined shape. When the mask cover is fixed on the base, the wood object is tightly clamped between the mask cover and the base, and the mask panel of the mask cover is closely attached to the target surface of the object. The sandblasting opening of the mask panel will expose a predetermined portion of the target surface of the object for performing the sandblasting process.

Abstract: A ultra fine particle film forming apparatus is provided which is capable of forming a ultra fine particle film which has ultra fine particles sufficiently bonded together, sufficient density, flat surface and uniform density. A planarized ultra fine particle film forming method for forming a planarized ultra fine particle film from a deposited film of ultra fine particles formed by supplying the ultra fine particles to a substrate, the method comprising one or more of a planarizing step of planarizing a surface of the deposited film of the ultra fine particles supplied to the substrate.

Abstract: The apparatus for cleaning a substrate comprises cleaning chambers each of which is disposed on a respective side with reference to a clearance therebetween. The apparatus further comprises a plurality of chucks which clamp the substrate to be cleaned and move the substrate between the inside the clearance between the cleaning chambers and the outside thereof, a pair of screws each of which is disposed to be rotatable and close to a respective surface of the substrate when the substrate is introduced into the clearance between the cleaning chambers, liquid supplying nozzles which supply the screws with pure water or mixed liquid including pure water and medicinal liquid, and snow ice supplying nozzles which supply the screws with snow ice having a predetermined granular diameter. The opposite surfaces of the substrate are cleaned by rotating pure water or mixed liquid including pure water and medicinal liquid by means of the screws to press it against the opposite surfaces of the substrate.

Abstract: Apparatus for cleaning a moving pallet and components carried thereby. The apparatus includes a processing system that employs the moving pallet. An environmental cleaning station is provided through which the pallet moves. The cleaning station includes a recirculating blower system and a high efficiency particulate air filter. A ducting system or warm air system may be provided for supplying purified air, inert gas, or warm air to eliminate condensation. A carbon dioxide jet spray cleaning system is provided that has jet spray nozzles disposed within the cleaning station that are coupled by way of a manifold to a liquid carbon dioxide tank that supplies liquid carbon dioxide to the jet spray nozzles. The jet spray nozzles generate a carbon dioxide snow spray that impinges on the moving pallet to clean it along with the components it carries.

Abstract: Apparatus and methods for removing particles from a surface of a semiconductor wafer or optical component using a carbon dioxide snow spray directed at the wafer or component while simultaneously irradiating the surface with a laser beam. The apparatus comprises a carbon dioxide jet spray cleaning system disposed within an environmental cleaning station of a processing system that processes the wafer or component. The processing system is a conveyorized system wherein a conveyor belt or web transports wafers or components from processing station to processing station. The cleaning station includes a recirculating blower system, a laminar flow screen, a high efficiency particulate air filter, and a ducting system for recirculating purified air or inert gas. The cleaning station contains a jet spray nozzle that produces a carbon dioxide snow spray. The jet spray nozzle is coupled by way of a manifold to a liquid carbon dioxide tank that supplies liquid carbon dioxide to the jet spray nozzle.

Abstract: A blast cleaning apparatus is provided having a rotatable conveying surface preferably comprising wire mesh. Workpieces are conveyed through the blast cleaning chamber on the rotating conveying surface such that workpieces may be added to and removed from the conveying surface at a single work station by one operator. Also provided is a method for providing a feed tube to a blast cleaning wheel located below the conveyor, wherein the feed tube is passed through a central hole at the axis of rotation of the conveyor.

Abstract: A blast cleaning apparatus is provided having a rotatable conveying surface preferably comprising wire mesh. Workpieces are conveyed through the blast cleaning chamber on the rotating conveying surface such that workpieces may be added to and removed from the conveying surface at a single work station by one operator. Also provided is a method for providing a feed tube to a blast cleaning wheel located below the conveyor, wherein the feed tube is passed through a central hole at the axis of rotation of the conveyor.

Abstract: In accordance with the teachings of the present invention, an apparatus and method for cleaning large glass plates each having first and second major surfaces is provided. The apparatus (10) includes an enclosure (14) which maintains a cleaning environment in which a glass plate (42) is decontaminated. An actuated support member (40) vertically translates the glass plate (42) into the enclosure (14) where it is supported with its first (46) and second (48) major surfaces substantially perpendicular to a ground plane defined by the floor space (12) occupied by the apparatus (10). A pair of opposing arrays of jet spray nozzles (62 and 64) coupled to a pressurized supply of liquid carbon dioxide (94) is provided for simultaneously directing carbon dioxide snow particles (96) in directions of the first and second major surfaces (46 and 48) of the glass plate (42), thereby removing contamination therefrom. The carbon dioxide snow particles (96) sublime within the cleaning environment of the enclosure (14).

Abstract: A method and apparatus for creating a uniform texture on the face of an object using at least one sandblasting nozzle. Each nozzle is disposed at a placement distance from the face of the object based on factors including the relative motion therebetween, the size of the nozzle, the air pressure feeding particle through the discharge end of the nozzle, the material composition of the object, and the desired appearance of the face of the object after texturizing. The nozzle discharges blast media to uniformly texturize the face of the object to obtain the desired appearance.

Abstract: A shotpeening machine for helical compression springs. It comprises a spring-peening chamber accommodating shot-impelling rotors, mechanisms for accommodating and tensioning the springs, and mechanisms for loading the springs into and unloading them from the accommodating and tensioning mechanisms. The accommodating and tensioning mechanisms comprise one or two spring holders (5) that travel back and forth horizontally into the peening chamber (3) and in that the loading and unloading mechanisms are prismatic belts (6) that parallel the chamber.

Abstract: In a powder beam etching machine, slopes are formed in upper and lower edge surfaces of a rib formed along an outer margin of a platen and through-holes are formed around four corners. With such an arrangement, the powders adhered work may readily be removed by injection of air during a cleaning operation.

Abstract: A blasting machining apparatus for blasting a workpiece by using fine abrasive particles. The blasting machining apparatus includes a first arm for supplying the workpiece onto a table provided in a blasting chamber and discharging the workpiece after being blasted out of the blasting chamber and a second arm for supplying the workpiece after being blasted and discharged out of the blasting chamber into a washing unit and discharging the work after being washed out of the washing unit. The first arm and the second arm are independent of each other. Accordingly, after washing the workpiece, washer liquid attached to the second arm does not fall into the blasting chamber, thereby ensuring stable blasting of the workpiece in the blasting chamber.

Abstract: A blasting plant for elongated components, such as girders, welded structures, etc., has a blast cabinet, a conveyor for conveying the components through the blast cabinet and centrifugal blast wheels positioned below and above the same and whose blast medium jets are directed against the traversing component, and at least one deflecting device, which is associated with at least one centrifugal blast wheel and deflects the blast medium jet thereof. In order to effectively blast the leading and trailing faces of the component or top or cover plates located there, the deflecting device is adjustable between an inoperative position outside the blast medium jet and an operative position deflecting the same with respect to the vertical in the conveying direction and at least one second deflecting device is provided, which is adjustable between an inoperative position outside the blast medium jet and an operative position deflecting the same relative to the vertical counter to the conveying direction.