Abstract: A segmented grinding ring for centrifugal vertical roller mills is provided. The segmented grinding ring includes multiple cast segments which may be vaulted together using pin rods and shims to form a continuous ring. The segmented grinding ring enables the manufacture of the segments in a cast composite material.

Abstract: Provided is a vertical pulverizing apparatus capable of suppressing abrasion of throat vanes (40) and elongating their abrasion resistant lives to thereby increase working efficiency. The vertical pulverizing apparatus is characterized in that: a throat (4) is provided between a housing (32) and a pulverizing table (2) and has an annular flow channel which is surrounded by a throat inner peripheral wall (41) and a throat outer peripheral wall (42) and which is partitioned by a large number of throat vanes (40); and a slope part (43a, 43b) extending diagonally downward from an inner peripheral wall surface of the housing (32) toward a top end of the throat outer peripheral wall (42) and a horizontal part (44) extending from a bottom end of the slope part (43b) continuously to the top end of the throat outer peripheral wall (42) are provided so that top end surfaces (40a) of the throat vanes (40) and a top surface of the horizontal part (44) can be set at the same height.

Abstract: The present invention relates to the field of mineral and metallurgical processes, to disintegrating in general and to disintegrating by tumbling mills, and more particularly to a method and arrangement for determining a degree of fullness of a large grinding mill drum, and to a large grinding mill drum. An arrangement for determining a degree of fullness of a grinding mill drum has a sensor arrangement attached to at least one lifting bar bolt of an at least one lifting bar of the grinding mill. The sensor arrangement includes at least one force transducer attached to the at least one lifting bar bolt. With the help of the measurement arrangement, more reliable measurement data can be provided for the determination of the degree of fullness of a grinding mill drum.

Abstract: A mineral material processing plant includes a frame; a crusher; a centrifugal conveyor; and a first conveyor; and the centrifugal conveyor includes a first idler drum and a second idler drum and a main conveyor belt surrounding the idler drums, a pivot and a folding head which is pivotable around the pivot; and the folding head includes a movable frame to which the second idler drum is bearing-mounted, to connect the centrifugal conveyor in material transport connection with the first conveyor and away from said material transport connection. A pivot point of the pivot is located in a region inside the circumference of the main conveyor belt. A method for operating a processing plant is also disclosed.

Abstract: A wood chipper comprises a frame, an infeed system, a rotatable cutting system, and at least one feed wheel disposed between the infeed system and the cutting system to feed wood material to the cutting system. The wood chipper also includes a winch comprising a winch line having a first end, and a collar disposed adjacent the first end of the winch line. The wood chipper further includes a detector adapted to detect a first and a second position of the winch line, wherein the detector is adapted to allow operation of the at least one feed wheel and prohibit operation of the winch when the first position of the winch line is detected, and to allow operation of the winch and allow operation of the at least one feed wheel in a predefined manner when the second position is detected.

Abstract: A screening apparatus (10) comprising a frame, a motor assembly (16) for vibrating the frame, at least one screen (20, 30) mounted on the frame for separating materials by size and at least one feed device (35A, 35B, 35C, 35D) provided for delivering a liquid onto said at least one screen (20, 30), said at least one feed device (35A, 35B, 35C, 35D) being adapted to deliver said liquid onto the at least one screen (20, 30) to define a laminar flow of liquid and entrained or suspended solid material over the at least one screen (20, 30).

Abstract: Magnetic actuators comprising at least one linear subarray are presented. Systems comprising such magnetic actuators and methods for using such magnetic actuators to isolate magnetic particles in a fluid are also presented. Magnetic actuators comprising at least four uniform magnets are also presented, as are systems comprising such magnetic actuators and methods for using such magnetic actuators to isolate magnetic particles in a fluid.

Abstract: A magnetic field system for producing an interruptible geometrically patterned magnetic field at a surface, including a surface member including a surface, a magnetic member situated exterior to the surface member, including a geometrically patterned array of magnets, the magnetic member being reversibly mounted in sufficient proximity to the surface member to produce a corresponding geometrically patterned magnetic field extending through the surface, the geometrically patterned array of magnets including magnets selected form the group consisting of permanent magnets, electromagnets, and a combination thereof, the geometrically patterned magnetic field being interruptible by the removal of the magnetic member to a location sufficiently distant from the surface member to withdraw the geometrically patterned magnetic field from the surface, or by the depowering of the powered electromagnets.

Abstract: Cyclonic separation devices and fluid stream separating apparatuses incorporating cyclonic separation devices are described. A cyclonic separation device may include an exterior housing having an exterior cylindrical portion and an exterior conical portion extending from the exterior cylindrical portion and an interior housing having an interior cylindrical portion and an interior conical portion extending from the interior cylindrical portion. The interior housing is positioned relative to the exterior housing to form a circulating chamber. The cyclonic separation device also includes a fluid inlet coupled to the exterior housing, where the fluid inlet positioned to inject a fluid stream into the circulating chamber at an orientation generally tangential to the cylindrical portions of the exterior housing and the interior housing. The cyclonic separation device further includes a low-density outlet coupled to at least one of the exterior conical portion or the interior conical portion.

Abstract: There is provided a liquid metal target forming apparatus, including a nozzle that forms a liquid metal target in space, which is irradiated with a proton beam, by ejecting liquid metal thereto. A portion where a region that receives a proton beam of the liquid metal target is formed in a discharge port of the nozzle has a concavo-convex shape.

Abstract: A nozzle is configured to discharge a fluid containing a raw material of a catalytic layer to a substrate having first and second end faces and provided with holes each extending from the first end face to the second end face. The nozzle is provided with discharge ports each discharging the fluid toward the first end face of the substrate.

Abstract: A showerhead including a handle portion, a showerhead portion, a water supply connector, and a moveable mode selector positioned about and sealed with respect to the water supply connector. The moveable mode selector includes a fluid tight chamber; an inlet aperture aligned with the first fluid outlet to provide fluid communication between the fluid passage and the chamber; and two or more outlet apertures respectively and selectively alignable with the two or more second fluid inlets to provide fluid communication between the chamber and the two or more second fluid channels. Movement of the mode selector selectively aligns one of the two or more outlet apertures with a corresponding one of the two or more second fluid inlets while maintaining fluid communication between the inlet aperture and the fluid outlet.

Abstract: A Venturi pump used for sucking powder from a supply, diluting the same, then feeding it to a gun via a conveyor pipe. The pump comprises an outer body, at least one powder suction duct, at least two air connections, of which a first air connection is capable of supplying an injector to create a vacuum inside the suction duct and a second air connection is capable of supplying a dilution air circuit separate from the powder flow. The pump including at least one powder outlet nozzle centered on an axis of diffusion, the inlet of which is located downstream from the first air connection and the suction duct. At least one protection barrier contains a non-return valve disposed inside the dilution air circuit and at least one outlet tip of the dilution circuit disposed around the nozzle and also connected to the conveyor pipe.

Abstract: A bottle cap 1 for closing the top of a bottle and providing either a stream of fluid through the bottle cap 1 or a spray mist, the bottle cap 1 having a cap body 2 that forms a fluid flow passage between a bottle end 3 that mates with a bottle and a dispensing end 4 through which a fluid stream can exit; an atomizer 5 mounted in the cap body 2, the atomizer 5 having an inlet passage 6 that extends towards the bottle end 3 and an outlet nozzle 7 that extends through the bottle cap 1; the cap body 2 and atomizer 5 sized and arranged so that fluid can flow from the bottle end 3 to the dispensing end 4 around the atomizer.

Abstract: A decorative display apparatus comprising a flameless candle with an integrated fountain is disclosed. The flameless candle with integrated fountain is designed to be a stand-alone device. The flameless candle with integrated fountain includes a translucent candle body containing a water reservoir, a power source, a pump and a water diversion board. The pump is used to pump water from the reservoir out an opening in the top of the water diversion board so that the water flows over the top of the board and back into the water reservoir to be recycled. An LED light source located below the diversion board has light emitting elements which illuminate the candle interior and provide a decorative lighting effect. The flameless candle with integrated fountain also features a remote control unit for operating the various operating modes of the device.

Abstract: The present invention relates to an anti-drip valve for precision dispensing fluid from a cartridge. The anti-drip valve includes a y-shaped anti-drip valve body and a poppet extending therethrough. The body and poppet create a seal within the anti-drip valve and control the flow of fluid from the valve to a dispense tip.

Abstract: A dispenser, configured to dispense material on a substrate, includes a dispensing unit having a housing with a chamber, a piston disposed in the chamber and axially movable within the chamber, and a nozzle coupled to the housing. The nozzle has an orifice co-axial with the chamber of the housing. The dispenser further includes an actuator coupled to the dispensing unit and configured to drive the up- and down movement of the piston, and a compliant assembly coupled to the actuator and the piston. The compliant assembly is configured to permit limited relative travel between the actuator and the piston. A method of dispensing is further disclosed.

Abstract: An apparatus for wetting a material web with a liquid in which the material web is guided in a travel direction through the apparatus, which includes guide means for guiding the material web and application means for applying the liquid to the material web. On the side of the material web oriented away from the application means, a spray guard is provided, which rests directly against the material web.

Abstract: A viscous material noncontact jetting system has a jetting dispenser mounted for relative motion with respect to a surface. A control is operable to cause the jetting dispenser to jet a viscous material droplet that is applied to the surface as a viscous material dot. A device, such as a camera or weigh scale, is connected to the control and provides a feedback signal representing a size-related physical characteristic of the dot applied to the surface. The size-related physical characteristics of subsequently applied dots is controlled by heating and cooling, or adjusting a piston stroke in the jetting dispenser, in response to the size-related physical characteristic feedback. Dispensed material volume control and velocity offset compensation are also provided.

Abstract: An improved system for application of liquid streams to a substrate. The system incorporates open face flow channels for carrying the liquid away from fully enclosed flow segments prior to discharge along an unconstrained flow path. The present invention further provides an improved, self-aligning modular assembly for delivery of impingement jet to the liquid streams for diverting the direction of the liquid streams. The present invention further provides an improved arrangement for collection of the deflected liquid in response to application of the impingement jet without excess residue build-up.

Abstract: An object of the present invention is to provide a method for forming a multilayer coating film, the method making it possible to obtain, with excellent curability at low temperatures and in a short period of time, a multilayer coating film exhibiting an excellent finished appearance. The present invention provides a method for forming a multilayer coating film, wherein a substrate is sequentially coated with at least one layer of one or more base coating compositions, and with one or more clear coating compositions, the method being characterized by utilizing a clear coating composition containing a hydroxy-containing acrylic resin (A) having a hydroxy value in a specific range; a polyisocyanate compound (B) having a viscosity in a specific range; and an organometallic catalyst (C) containing a metallic compound (C1) in which the metal is a member selected from the group consisting of zinc, tin, zirconium, bismuth, lead, cobalt, manganese, titanium, aluminum, and molybdenum, and an amidine compound (C2).

Abstract: A method for depositing particles onto a substrate, or a running substrate, including: (a) making a compact film of particles floating on a carrier liquid provided in a transfer area having an outlet of particles laid out facing the substrate; (b) depositing a substance on the compact film of particles, in the transfer area; (c) transferring, through the outlet of particles and onto the substrate, the compact film of particles coated with the substance; and then (d) removing the substance to carry away with the substance the particles of the film which adhere to the substance, to generate at least one recessed area within the film deposited on the substrate.

Abstract: A method for providing a coated strip, which includes the steps of providing a metal or metal alloy strip, applying one or more coating layers on the metal or metal alloy strip and irradiating one or more of the applied coating layers with electromagnetic radiation, wherein one or more of the applied coating layers includes dielectric particles capable of absorbing microwave radiation and wherein microwave radiation is used to selectively heat one or more of the coating layers containing the dielectric particles to dry and/or cure and/or sinter the coating layer.

Abstract: This invention relates to a multilayer coating system derived from Titanium dioxide free aqueous coating compositions. The multilayer coating system comprises at least two layers including a layer of base coating which provides good hiding function for substrates and a second layer of clear top coating which provides surface protection functions for the coating system. The base coating composition comprises an opaque (co)polymer having at least one void per (co)polymer particle. The top coating composition comprises a duller (co)polymer chosen from a multi-stage (co)polymer, a single stage crosslinked (co)polymer, and mixtures thereof.

Abstract: The invention aims to give uniform and stable characteristics to a cMUT-cell array and to improve acoustic characteristics. To this end, a signal blocking section is additionally provided for cells 102 located in the outermost peripheral portion or at the end positions of a two-dimensional array 101 of cMUT cells that are designed and manufactured as ones usable as an ordinary transducer capable of transmission and reception of signals. The signal blocking section is provided to prevent the displacement and the vibration of the cells, and to block the transmission and the reception of signals.

Abstract: A piezoelectric element includes an element layer, an electrode layer including one or more positive electrode layers and one or more negative electrode layers repeatedly stacked to alternate with each other on the element layers in a vertical direction, a primary positive electrode connection member connecting the positive electrode layers, a primary negative electrode connection member connecting the negative electrode layers, at least one secondary positive electrode connection member, at least one secondary negative electrode connection member, and a primary electrode connected to the primary positive electrode connection member and the primary negative electrode connection member and configured of a pair of electrodes, and at least one secondary electrode spaced apart from the primary electrode and configured of a pair of electrodes.

Abstract: An ultrasonic generation device including an ultrasonic generation element having a frame, a first piezoelectric vibrator, and a second piezoelectric vibrator and configured to emit ultrasonic waves in a buckling tuning-fork vibration mode in which the first piezoelectric vibrator and the second piezoelectric vibrator vibrate in mutually opposite phases at the same frequency. Further, a housing receives the ultrasonic generation element and has ultrasonic emission ports, a first acoustic path extending from a vicinity of a vibration surface of the first piezoelectric vibrator to a vicinity of the ultrasonic emission ports, and a second acoustic path extending from a vicinity of a vibration surface of the second piezoelectric vibrator to the vicinity of the ultrasonic emission ports.

Abstract: An ultrasound element includes a silicon substrate, a lower electrode layer that has a plurality of lower electrode sections, and a plurality of lower wiring sections, and is connected to a lower electrode terminal to which a drive signal and a bias signal are applied, a lower insulating layer, an upper insulating layer in which a plurality of cavities smaller than the respective lower electrode sections are formed, an upper electrode layer that has a plurality of upper electrode sections that are disposed to face the respective lower electrode sections via the respective cavities, and are smaller than the lower electrode sections and larger than the cavities, and a plurality of upper wiring sections, and is connected to an upper electrode terminal at a ground potential that detects a capacitance signal, and a protection layer.

Abstract: A shaft for a rotary star screen apparatus has a shaft body having a series of axially spaced star connectors and a series of stars, mounted to the star connectors. Each one of these stars has a plurality of circumferentially distributed star members each elongate in a direction having a component radially away from the shaft body. The star connectors each have a plurality of circumferentially distributed star member connectors. Each of these star members is a separate part, individually and detachably mounted to one of the star member connectors. An apparatus equipped with such shafts is also described.

Abstract: An apparatus for separating granular material into at least three fractions a static cross-flow sifter and a dynamic sifter. The static has several impact and flow-conducting elements stepped one below the other in a housing having a first material inlet, at least one sifting-gas inlet and at least one coarse-particle outlet. The dynamic sifter has a rod basket rotatable about a vertical axis, a housing containing the basket, and at least one medium-particle outlet and one fine-particle outlet. The housing of the static sifter merges directly horizontally and laterally into the housing of the dynamic sifter.

Abstract: A component handler (100) may include: a test plate (102) including multiple circular component-seating tracks (104) each including multiple component-seating sites (500) configured to retain an electrical component (510) such that its face (522) faces away from the test plate (102); a component receiving system (114, 106, 300, 302, 306, 308, 310, 400, 402, 502, and/or 508) positioned along a rotation path of the seating tracks (104); a component test module assembly (1502) for electrically contacting each electrical component (510) seated in a component-seating site (500); one or more collection bins (124); and a collection assembly (120) for collecting some of the electrical components (510) from component-seating sites (500) and directing the electrical components (510) into the bins (124) based on one or more tests conducted at the component test module assembly (1502).

Abstract: Compression molded articles employing circumferential surfaces having friction-enhancing patterns to contact substrates during wet chemical processes are disclosed. An article such as an annular body may be formed by a compression molding technique. By including a patterned surface as part of an outer circumferential surface of the annular body, frictional contact between the annular body and the substrate may be enhanced as friction-reducing fluids associated with a wet chemical processes may be directed away from the desired friction contact area between the annular body and the substrate. In this manner, frictional contact may be enhanced and the substrate may be effectively positioned and moved during the wet chemical process to improve the effectively of the process.

Abstract: A system is proposed for cleaning and sterilization wherein a carrier fluid is provided through a spray head having a mixing chamber, the flow of carrier fluid converted to a spray by the spray head. In the mixing chamber, ozone and ozone reaction products are mixed with the flow of carrier fluid to obtain a higher mixture of ozone and ozone reaction products in the carrier fluid immediately before the carrier fluid and ozone and ozone reaction products are dispensed as a spray.

Abstract: This vacuum cleaning device is provided with: a vapor chamber in which vapor of a hydrocarbon-based cleaning agent is generated; a condensation chamber; a first heat exchanger in which heat exchange between the vapor and a heating medium is carried out; a cleaning chamber in which a workpiece can be cleaned under vacuum by the condensed cleaning agent that has been generated in the condensation chamber; a compressor that adiabatically compresses and further heats the heating medium that was heated by the first heat exchanger; a second heat exchanger that carries out heat exchange between the heating medium heated by the compressor and the hydrocarbon-based cleaning agent in the vapor chamber; and a vacuum unit that further cools the heating medium that has been cooled by the second heat exchanger by forcing vacuum expansion of the heating medium.

Abstract: A cleaning device for removing deposits in receptacles by way of blasting technology includes a cleaning lance with a grip-side and with a cleaning-side end section, on which a flexible container envelope forming a receiving space can be attached. The cleaning lance includes a feed tube with a container connection device that is arranged on the cleaning-side end section and is for feeding the explosive mixture or its starting components, to the container envelope, as well as a protective tube with a receiving space for a container envelope for the propose of shielding the container envelope to the outside. The protective tube is displaceably arranged along the longitudinal axis of the cleaning lance relative to the feed tube from a first position, in which the container envelope is shielded by the protective tube, into a second position in which the container envelope projects out through the protective tube.

Abstract: A mask cleaning apparatus and a mask cleaning method are provided. The mask cleaning method comprises: placing a mask (100) on a stage (20); and ejecting a dry ice particle group including a plurality of dry ice particles (101) toward a surface of the mask (100) at a speed of 340 m/s to 1000 m/s, within a cleaning time, wherein the plurality of dry ice particles (101) impact the surface of the mask (100) so as to remove a contaminant on the surface of the mask. Thereby, the mask cleaning apparatus and the mask cleaning method provided by embodiments of the present disclosure can remove the contaminant on the mask, without increasing a contamination medium and damaging the surface of the mask.

Abstract: Example systems and methods for treating workpieces are disclosed. In some examples, the system includes a treatment station positioned in a process chamber for treating the workpiece with fluid. The example system includes a handling device positioned in the process chamber. The example handling device includes a base positioned in the process chamber, a supporting arm coupled to the base and pivotable relative to the base about a first pivot axis, a pivoting arm coupled to the supporting arm and pivotable relative to the supporting arm about a second pivot axis, and a receptacle coupled to the pivoting arm and including a workpiece holder capable of picking up the workpiece from a workpiece feeder positioned outside of the process chamber. The example handling device is capable of moving the workpiece through an opening of the process chamber and into a treatment position at the treatment station.

Abstract: A drain cleaner assembly for use in association with a wastewater drain including: a strainer body, wherein the strainer body includes at least one sidewall having an inner surface, an outer surface, an upper end, and a lower end, and wherein the upper end terminates in an annular flange; a drain closure, wherein the drain closure includes an upper end and a lower end, and wherein the lower end includes an annular channel for retaining a seal member; a drain shaft, wherein the drain shaft includes an upper and a lower end, and wherein the upper end is associated with the drain closure; at least one non-displaceable blade; and at least one displaceable blade associated with the drain shaft, wherein the displaceable blade is rotatably displaceable upon at least one of rotational and linear displacement of the drain closure.

Abstract: A clean-in-place system for piping systems uses a pig train having a dry ice and glycol section. The pig train is moved through the piping system as part of a cleaning sequence. The system and method of the disclosure provide an alternative, effective clean-in-place system that significantly reduces water, chemical and energy usage as well as significantly reducing the related environmental impact.

Abstract: An exhaust fan assembly is provided for expelling contaminated air from a building. The assembly includes a plenum, a fan assembly attached to the plenum, and a windband mounted on top of the fan assembly. The fan assembly is constructed of cylindrical outer and inner walls which define a bearing chamber and surrounding annular space. A fan driven by a shaft extending downward from the bearing chamber draws exhaust air from the plenum and blows it up through the annular space to a nozzle at the top of the fan assembly.

Abstract: Disclosed is a method and a system of high resolution modular heating for soil evaporative desorption. In one embodiment, a soil box comprising contaminated soil is mounted within a treatment chamber. Heated gas are directed into the soil box through a plurality of injection ports. A heat front from the heated gas desorbs the surrounding contaminated soil. The delivery of the heated gas may be in sections and independently controlled among the plurality of injection ports. A bottom section of the soil box is heated prior to a top section to minimize or reduce condensation formation within lower areas of the soil box, thereby creating roadways of desiccated, heated, and/or cracked soil at the bottom section. Vaporized contaminants from the top section is able to flow freely through the roadways to get to an exit pathway at the bottom of the soil box.

Abstract: A method for rolling a Z-section sheet pile comprises rolling a curved preform of a web (16) in successive roll gaps defined by at least one roll pair comprising a grooved upper roll (26) and a grooved lower roll (28), wherein: a first corner (18) and an adjoining first part of the curved preform of the web (16) are formed in a first groove (42) of an upper roll (26); and a second corner (20) and an adjoining second part of the curved preform of the web (16) are formed in a first groove (46) of a lower roll (28). In the last roll gaps forming the curved preform of the web (16), the diameter of the lower roll (28) decreases in a discontinuous manner in the interval between the first groove (42) in the upper roll (26) and the first groove (46) in the lower roll (26), and the diameter of the upper roll (26) increases in this interval in a complementary manner.

Abstract: The invention relates to a pipe rolling plant 10 comprising a rotary piercer 20, a treatment station 30 and a main rolling mill 40. The rotary piercer and the treatment station are arranged so that the pierced blank 51 leaving them is arranged with the irregular tail 511 facing the main rolling mill 40 and with the regular head 510 facing the mandrel 41. The invention also relates to a rolling mill 40 comprising a plurality of rolling stations 43, each station comprising a plurality of rolling rolls 42, the radial position h of which is adjustable. The rolling mill also comprises a control circuit for calculating and/or measuring the distance d between the axes of rotation r of the rolls and the trailing edge 520 of the pipe 52. The control circuit is also designed to displace the rolling rolls radially towards the outside of the pipe in each rolling station 43n when the distance d assumes a predetermined value d0.

Abstract: An apparatus changes rollers of a straightening machine. The straightening machine contains a plurality of cantilever roller shafts for receiving the rollers. The apparatus contains at least a trolley having a device for supporting an entire set of upper and/or lower rollers to be installed in or taken off from the straightening machine. The apparatus further has at least two vertical plates spaced apart horizontally, a device for releasably securing the plates to the trolley, and an actuator connected to the plates and intended to be received in first passages defined in the straightening machine. The actuator is able to reversibly displace the plates and the trolley between a first position wherein the plates and the trolley are close to the straightening machine and a second position wherein the plates and the trolley are spaced apart from the straightening machine.

Abstract: A device 10 for drawing a tubular workpiece is provided with a drawing die 20 and a drawing plug 30. The drawing die 20 includes a first curved surface section 1C from which the workpiece 40 is detached while being reduced in diameter, a die bearing section 2B arranged radially inward of and downstream of a workpiece separation point K of the first curved surface section 1C, and a guide section 2D having a second curved surface section 2C which smoothly continues to an upstream end of the die bearing section 2B and configured to again come into contact with the workpiece 40 detached from the first curved bearing section 1C to guide the workpiece to the die bearing section 2B while reducing a diameter of the workpiece 40. The drawing plug 30 has a plug bearing section 3B shorter than a length L4 of the die bearing section 2B. The plug bearing section 3B is arranged at a position corresponding to the die bearing section 2B.

Abstract: An intermediate chain for drawing assemblies of drawing machines provided with at least one track having a plurality of contiguous links configured to act on a product being worked in order to draw it, is interposed between the corresponding track and support means of the track and comprises a plurality of contiguous links. Each of said links comprises an idle roll equipped with a through axial hole, a join pin and a connection element provided with a plurality of through holes configured to house at least said join pin. The connection element comprises two lateral support portions positioned in correspondence to axially opposite longitudinal ends of said idle roll, and a central connection portion, interposed transversely between the two lateral support portions and joined to both in order to reciprocally connect them, keeping them at a fixed and constant reciprocal distance and in a fixed and constant reciprocal position.

Abstract: The invention relates to a drawing die arrangement having a drawing tool that acts on an elongated workpiece, and having a drawing tool support on which the drawing tool is mounted, counteracting the drawing tool, in which support a measurement device that measures the mass distribution of the workpiece material is disposed on the drawing tool, wherein a coupling medium circulated between the measurement device and the drawing tool is provided. Furthermore, the invention relates to a workpiece guide and to a drawing system.

Abstract: The utility model provides an apparatus for correcting upwarp deformation of a large member of a stainless steel car roof, being characterized in that, it has a crossbeam, end support columns, a middle support column, an arc-shaped positioning body, crossbeam pull rings, a thin steel taut strap, and tighteners. The end support columns, crossbeam, and middle support column constitute a supporting part, the arc-shaped positioning body having the same arc shape as an inner arc of the large member of the stainless steel car roof is arranged on the middle support column. The thin steel taut strap covers an exterior contour surface of the large member of the stainless steel car roof, and is connected via the tightener to the crossbeam pull rings respectively fixed at two ends of the crossbeam.

Abstract: A punch (2) and a pad (5) are opposed to each other such that a molded portion (3a) of a metal laminate film (3) to be processed is interposed between the punch (2) and the pad (5). An enclosed space (6, 7) is compressed to raise only the temperature of the molded portion (3a) while keeping the vicinity of the molded portion (3a) at a low temperature (S1, S2). After that, the enclosed space (6, 7) is moved with respect to the molded portion (3a) to perform first molding (S3) on the molded portion (3a), and then gas in the enclosed space (6) is released to perform second molding (S4) on the molded portion (3a) by means of the punch (2) and the pad (5).

Abstract: Bending machine for one or more metal products such as, for example, bars (11a, 11b), reinforcement round pieces, structural shapes, tubes or other profiles, comprising at least a bending unit, a main drawing unit, able to draw the bar along an axis of advance toward the bending unit, and a main shearing unit disposed between the bending unit and the main drawing unit. The machine also comprises a secondary drawing or extraction unit disposed between the main drawing unit and the main shearing unit. The secondary drawing or extraction unit is configured and programmed to draw an end portion of bar, exiting from the main drawing unit, along the axis of advance toward the bending unit.