Abstract: An automatic wafer plating equipment for automatically plating wafers and more particularly, for automatically plating a small lot of wafers is disclosed. The automatic wafer plating equipment includes a transfer robot provided with a holding arm for pivoting, vertical movement, extending and extracting, a load stage, an orientation stage, a plating stage, a recovery stage, and a cleaning stage. The transfer robot carries out a series of the following operations for plating process. The wafers are picked up one by one from a supply cassette loaded to the load stage. The wafer is then fed to the orientation stage. The wafer orientated at the orientation stage is conveyed to the plating stage. The plated wafer is transferred from the plating stage to the recovery stage. When residue of a plating liquid has been recovered at the recovery stage, the wafer is conveyed to the cleaning stage.

Abstract: A transport device for conveying vertically oriented plate-like articles for chemical or electrolytic surface treatment, the device having clamping elements maintained in the manner of tongs, which can be actuated by means of a sliding body and a linkage mechanism for grasping a plate-like article. The linkage mechanism consists of two crank arms which are associated with each other and guided in such a way that the course of their movement consists of two sections, namely a spreading or clamping movement extending essentially horizontally for grasping and releasing the plate-like article to be held, and an essentially vertically extending lifting and lowering movement for dipping and removing the transport device in the respective treatment liquid for the plate-like article.

Abstract: A device for chemical wet treatment of substrates has a tank containing a treatment fluid for treating the substrates. At least one substrate carrier for supporting the substrates within the tank is provided. At least one substrate lifting device for lifting the substrates off the substrate carrier is provided. A lifting apparatus for lifting and lowering the substrate carrier is positioned in the tank. The lifting apparatus has a first transport carriage connected to the substrate lifting device and a second transport carriage connected to a holder of the substrate carrier. The first and second transport carriages are connected to one another by a jointed connection.

Abstract: An apparatus for treating cytological or histological specimens has numerous treatment stations in the form of containers, and a transport device by which the specimens to be treated are transported and deposited in the treatment stations. The transport device has a pivotable unit that can be brought under the specimens while the specimens are being transported. This pivotable unit is provided with a suction underlay on which the specimens or specimen holders are deposited during transport, and by which treatment fluids that run out of the specimens or the specimen holders are received. Carry-over of liquid residues from one treatment container to the next is thereby greatly reduced. The specimens or specimen slides are thereby fixed in the specimen holders so that noise during transportation is reduced. The individual treatment containers are provided with covers, and the pivotable unit is designed to remove covers.

Abstract: An novel egg holder is claimed. The egg holder is used in combination with a tray and dye containing liquid for coloring eggs.

Abstract: There is disclosed a chuck apparatus for holding and shaping a hollow, flexible, endless substrate during dip coating comprising: (a) a hollow, flexible bladder adapted to be disposed within the substrate; and (b) a first spindle and a second spindle which are partially disposed within the bladder, the second spindle being movable to press the bladder against the substrate and to shape the bladder and the substrate into an elongated shape.

Abstract: An apparatus that comprises a body including a reservoir adapted for receiving a quantity of fluid and a plurality of fluid distribution channels each having a length and a cross-sectional area and being in fluid communication with and extending from the reservoir from a first end and terminating at a second, distal end in an orifice. The apparatus further comprises a distribution chamber in the body for commonly receiving the fluid exiting each of the orifices, for merging the fluid exiting each of the orifices into at least one continuous coating stream, and for equalizing the pressure of the fluid, the distribution chamber having a first side in fluid communication with the plurality of fluid distribution channels and a second side that is open to allow the fluid to exit the body for uniform distribution onto the web.

Abstract: An apparatus for encapsulating seed by gel comprising a seed supplying portion and a processing portion, wherein seed has fallen from a hopper of a seed supplying portion are carried to a plurality of processing nozzles of a processing portion, for encapsulating seed by gelling. A supplying portion comprising the hopper filled with seed, a carrying device disposed below the hopper for arranging seed in correspondence with the number of processing nozzle of the processing portion, and switching devices disposed respectively at the end portions of seed carriage lanes formed by the carrying device so many as the processing nozzles. The carrying device comprising a box-shaped trough, partitions disposed at the upstream portion of the trough for restriction of the height of the flowing of seed, partitions for dividing the flowing of seed into streams so many as the processing nozzles, and a vibrator disposed below the trough.

Abstract: A method and apparatus for performing high speed chemical treatment of v type cylinder blocks. First the cylinder bores of one bank are treated. Then those of the other bank are treated. This permits a simple but compact treating plant.

Abstract: An apparatus and method for inverting a plurality of plate-like materials to provide for the treatment of plate-like material using techniques that must be applied to the surface from a direction other than from above the material, such as from beneath the material in meniscus coating techniques. The apparatus includes a base, a back attached to the base, a top that is removably attachable to the base for retaining a cassette between the top and the base and retractable material holders attached to the base for engaging and disengaging the plate-like material. In a preferred embodiment, the retractable material holders are in the form of support blocks having notches corresponding the edges of the plate-like material that are reciprocally moved by a side actuator to enable the blocks to engage and disengage the plate-like material.

Abstract: A magnetic conveyor system for transporting ferromagnetic cans through an immersion or electro-immersion coating bath includes a magnetic infeed conveyor for transporting the cans toward an inlet end of the coating bath, a magnetic coating conveyor for removing the cans from the infeed conveyor and transporting them through the coating bath, and a magnetic outfeed conveyor for removing the cans from the coating conveyor at an outlet end of the coating bath. The magnetic coating conveyor includes an endless conveyor belt which defines inclined inlet and outlet runs relative to a surface of the coating bath. The cans are transported on the conveyor belt with a closed bottom of each can magnetically held to the conveyor belt and an open top of each can facing outwardly from the belt. The cans are transported into the coating bath at the inlet run with the closed bottom of each can entering the bath before the open top.

Abstract: A method of coating a conduit outlet fitting is disclosed. In the method, a tooling plate is positioned between a cover and a body of the conduit outlet fitting. The tooling plate has a hanger tooling block and a plug tooling block affixed thereto and positioned inside the body when the tooling plate is positioned between the body and the cover. A hanger is passed through a conduit opening and attached to the hanger tooling block. A plug is passed through another conduit opening and attached to the plug tooling block. The hanger and the plug each have a cap disposed thereon for covering an external end of their respective conduit openings. The assembled structure is suspended from the hanger and dipped into a liquid protective coating material to form an external coating thereon. The cover, the body and the tooling plate cooperate to form complementary male and female seals on the cover and the body. The dip coated structure is removed from the coating material and cured.

Abstract: A hot dip coating apparatus and method for coating a continuous steel strip, wire, or like continuous member with zinc, aluminum, tin, lead, or alloys of each. A molten coating bath is contained in a vessel having a bottom opening upwardly through which the steel member is directed. Magnetic containment devices located below the vessel's bottom opening prevent the escape of molten metal from the vessel through the opening. There are no guide rolls, or other rolls that act on the continuous steel member, in the bath.

Abstract: An apparatus for applying precise, uniform, coatings to elongated shafts, such as golf club shafts. Shafts are held by a gripper in a downwardly hanging array. A paint head assembly is moved upwardly over each shaft in sequence to apply a paint coating to a selected portion of the shaft length. The paint head assembly includes a flexible container including a central hole, a vertically moveable edge frame and an expander for changing the area of the hole. Raising the frame forms the container into a bowl like configuration, so that paint will contact a shaft extending through, and in contact with, the hole. The assembly is moved up along the shaft to apply a layer of paint, with the hole area varied to accommodate shaft taper, steps, etc. When the desired shaft length has been painted, the frame is lowered, changing the container to a trough-like configuration with pint away from the hole region. The expander widens the hole out of contact with the shaft and the assembly is lowered to below the shaft end.

Abstract: A system for generating three-dimensional objects by creating a cross-sectional pattern of the object to be formed at a selected surface of a fluid medium capable of altering its physical state in response to appropriate synergistic stimulation by impinging radiation, particle bombardment or chemical reaction, successive adjacent laminae, representing corresponding successive adjacent cross-sections of the object, being automatically formed and integrated together to provide a step-wise laminar buildup of the desired object, whereby a three-dimensional object is formed and drawn from a substantially planar surface of the fluid medium during the forming process.

Abstract: A surface treating device for applying a surface treatment through the use of a fluid to the cylinder bores of a wide variety of types of cylinder blocks. The apparatus includes a cylinder block mounting arrangement that has flow paths formed in it that are adapted to accommodate a wide variety of types of cylinder blocks and cylinder blocks having different cylinder numbers and different cylinder bore diameters. Improved flushing and fluid recovery systems are also disclosed.

Abstract: A system including the method and apparatus for encapsulating electric wire splices wherein a plurality of electrical conductors in substantially aligned opposed relationship are electrically spliced and an encapsulation mass of thermoplastic dielectric material forms an insulative jacket over the splice. Encapsulation is produced by coating the spliced conductors with a liquified hot melt sealant, agitating and projecting the sealant toward the splice to fill small interstices between the conductors, removing the coated splice and conductors from the liquid sealant and drying the sealant into a dielectric jacket surrounding the splice.

Abstract: A coating method and apparatus for applying a liquid coating solution containing suspended particulates to a moving web which eliminates areas of stagnation in the reservoir pan thereby resulting in a relatively even application of the particulates to the web. The web is continuously passed through the reservoir pan while supported on a rotatable backing drum. The liquid coating solution is delivered to the coating pan through a distribution conduit a distribution conduit disposed within the reservoir pan generally parallel to the discharge weir of the reservoir pan. The distribution conduit includes a plurality of spaced apart orifices therein to deliver the liquid coating composition in a pair of end streams and a plurality of intermediate streams traveling toward the discharge weir. The distribution conduit is fed from both ends thereof resulting in the end streams flowing at a greater velocity than the intermediate streams.

Abstract: There is disclosed an assembly for selectively coating a hollow, cylindrical first substrate defining a first open end region having an outer surface and an inner surface and a second open end region, the assembly including a first plug member fabricated from a nonwetting material, wherein the plug member has a bottom surface defining a pallet coupling feature and a top surface defining a cavity region encompassed by a circumferentially extending rigid side wall having an outer surface and an inner surface, wherein the first end region of the substrate is disposed in the cavity region where the inner surface of the side wall grips the outer surface of the first end region of the substrate to couple the first plug member to the first end region, whereby the plug member minimizes coating of the outer surface and the inner surface of the first end region of the substrate by a coating solution.

Abstract: The flat workpieces (W) are conveyed in the vertical position on a horizontal transport path through at least one processing cell (BZ) that contains a processing bath, vertical slots (S) for the passage of the workpieces (W) being provided in the end walls of the processing cell (BZ). Bars or rods which are arranged in pairs in the processing bath, such that they are loose in the vertical direction, are assigned in pairs to the slots (S) as seals (D) and are pressed by the liquid pressure against one another or against the workpiece (W) respectively passing through, and against the assigned end wall of the processing cell (BZ). Seals (D) having a circuilar cylindrical cross section rotate while the workpieces (W) are passing through. The seals (D) are preferably arranged in end chambers (SK) which are fitted at the ends to the processing cells.

Abstract: A processing system to produce printed circuits or other finished materials on a continous strip of substrate comprising a processing cabinet having an entry opening and an exit opening formed on opposite ends thereof, a supply station and a take-up station disposed adjacent the entry opening and the exit opening respectively, a transport mechanism to transport the continuous strip of substrate from the supply station through the entry opening, the processing cabinet and the exit opening to the take-up station and a system control to selectively control the tension and speed of the continuous strip of substrate traveling from the supply station to the take-up station.

Abstract: A system of gating orifices for continuous pressure infiltration processes eliminates blow-out of the pressurized molten metal matrix material and friction damage to the infiltrated preform. The system includes three or more orifices along a vertical path of an upwardly moving preform which passes from vacuum or atmospheric pressure into a pressurized infiltrating bath of molten metal, then into a pressurized atmosphere in which the matrix fully solidifies, and from there to an atmospheric environment. The entering orifice, at the bottom of the pressurized bath, is elongated in the direction of the preform movement to provide a temperature gradient from above the matrix material melting temperature at the bath to below the solidification temperature farthest from the bath. The resulting liquid-mushy-solid sequence of the matrix material forms a solidification seal to prevent blow out of the pressurized molten metal.

Abstract: The covered seed hardening apparatus of this invention has a construction suited for performing simultaneous parallel processes of hardening the gelling agent of seeds. The seeds covered with the gelling agent are dropped from the valves (73b) of the gel covering section (7) into the liquid hardener in the front half of the feed liquid tank (111a) on the reaction tank (111b) side of the flow regulating barrage (111g) in the hardening tank (111) of the gel hardening section (11). The covered seeds immersed in the hardener are moved through the hardener in the guide direction Y by the guide paddles (113b) after the guide paddles (113b) dip into the hardener in the reaction tank (111b) on the feed liquid tank (111a) side until the guide paddles (113b) move to a point in the reaction tank (111b) near the inclined surface (111m) of the hardner stopping barrage (111k) and come out of the hardener.

Abstract: A machine for tumble-coating food or other product with a coating material comprises a product conveyor belt and a carrier conveyor system, which underlies and supports at least a portion of the upper run of the product conveyor belt in a tumble or processing zone. The product conveyor belt and the carrier conveyor system work in conjunction with one another to allow the product conveyor to sag between a pair of adjacent, spaced-apart support rollers on the carrier conveyor system, forming a tumble chamber. Products captured in the tumble chamber are coated with a charge of coating material introduced into the tumble chamber. The formed tumble chambers are moved along as the product conveyor is driven, and products within the chambers are continuously tumbled and moved within the coating material to achieve excellent coating or breading characteristics and appearance.

Abstract: There is disclosed a dip coating apparatus including: (a) a single coating vessel capable of containing a batch of substrates vertically positioned in the vessel, wherein there is absent vessel walls defining a separate compartment for each of the substrates; (b) a coating solution disposed in the vessel, wherein the solution is comprised of materials employed in a photosensitive member and including a solvent that gives off a solvent vapor; and (c) a solvent vapor uniformity control apparatus which minimizes any difference in solvent vapor concentration encountered by the batch of the substrates in the air adjacent the solution surface, thereby improving coating uniformity of the substrates.

Abstract: In a simple car body surface treatment device, the car body (16) is brought into and taken out of the treatment bath (1) exclusively by rotation of a revolving device (2). The car body (16) arranged on a loading carriage (11) is detachably connected to the revolving device (2). In addition, conveyors (12, 13, 17, 18) are provided for carrying the loading carriage (11) on to or away from the revolving device (2). The device is characterized by the conveyors (12, 13, 17, 18) being located outside of the treatment bath (1). The conveyors (17, 18) located in the area of rotation of the revolving device (2) may be moved out of and into this area.

Abstract: A dip coating apparatus is disclosed including: (a) a single coating vessel capable of containing a batch of substrates vertically positioned in the vessel, wherein there is absent vessel walls defining a separate compartment for each of the substrates; (b) a coating solution disposed in the vessel, wherein the solution is comprised of materials employed in a photosensitive member and including a solvent that gives off a solvent vapor; and (c) a solution displacement apparatus positioned in the vessel to reduce the volume of solution required for dip coating the substrates.

Abstract: A submerged guide member for guiding a strip of metal in a molten metal coating bath in the form of a roller or fixed guide consisting of sintered, fused or vitreous silica or a mixture of at least 80% by weight of fused or vitreous silica and up to 20% by weight of one or more members of the group consisting of refractory earth elements, metal oxides and compounds of oxides, carbides, borides, oxynitrides, SiAlON, thermal decomposition products of carbosilanes, calcia, magnesia, zircon (ZrSiO.sub.4), zirconia, chromia and silicon carbide. The process concerns the deposition of a protective layer of, for example, zinc on a strip of sheet metal by submerging the metal strip in a bath of molten metal or metal alloy, and guiding the strip with one or more submerged rollers or fixed guide members of the fused silica material set forth above.

Abstract: A machine for use in chemically processing printed circuit board work pieces includes an inner basin within an outer basin. The inner basin holds a chemical liquid bath through which the printed circuit board work pieces are passed by a conveyor in a horizontal orientation along an action line parallel to their own plane. The conveyor includes facilities to oscillate the work pieces perpendicularly to their plane in the chemical liquid bath to effect flow of the chemical liquid through holes and apertures of the work pieces. Part of the chemical liquid bath continuously drains from the inner basin to the outer basin as the chemical treatment process is in operation. An eductor draws liquid from the outer basin and effects a low-pressure, high-volume up-welling of liquid into the inner basin. In this way, stirring of the chemical liquid bath is effected, and both temperature and concentration stratification of the chemical liquid bath is avoided.

Abstract: An apparatus for coating a cylinder with a solution. The apparatus has a coater which includes a body having a circular hole through which the cylinder passes. A coating surface is provided on a wall of the circular hole so as to surround an outer surface of the cylinder as the cylinder passes through the circular hole. A solution chamber is provided in the body for storing the solution, and a slit is provided in the body for distributing the solution from the solution chamber to the coating surface. A feeding port is provided on a periphery of the body, and a feeding conduit is provided in the body for connecting the feeding port and the solution chamber so that the solution is fed from the feeding port to the solution chamber. The solution chamber has a height H2 of 5 mm to 50 mm, the slit has a slit gap distance HI, and a ratio H2/H1 is 10 to 1000.

Abstract: Process for coating hollow objects exhibiting an opening, and beverage cans in particular, in which the hollow objects are immersed completely and with the opening downward in a paint-filled submersion bath, the openings being moved into the vicinity of nozzles for the paint, which are located underneath the surface of the liquid in the submersion bath and which at least partially displace the air trapped in the hollow objects immersed in the submersion bath by means of streams of paint discharging from the nozzles. With this process hollow objects can be painted uniformly inside and outside in one step without its being necessary to turn them either to fill them with paint when immersed in the submersion bath or to drain them after their being lifted out of the bath.

Abstract: A manufacturing apparatus of composite filter used as a bead core filter for preventing an electomagneric interference. Particularly, it comprises an element pre-heating section for pre-heating the element through the heaters by conveying vertically the filter element by top and bottom rollers, a coating element coating section for guiding the pre-heated filter element through a guide shaft and passing through a top of the powder disher whereby coating by soaking to the coating agent, and a hardening section for passing in a wave form so as to harden the filter element finished the coating.

Abstract: An elongated material treatment apparatus includes, a coating device for coating a photoresist on a main region in a principal surface of an elongated material with a photoresist, and a conveying device for transporting the elongated material from a cleaning device to the coating device while supporting a transport support region in the principal surface cleaned by the cleaning device, there is a cleaning fluid removing device between the cleaning device and the coating device for removing a cleaning fluid deposited on the transport support region, whereby the elongated material is prevented from slipping during the transport of the elongated material by the conveying device and is correctly transported. The elongated material is transported to the coating device, with the cleaning fluid left in the main region, permitting uniform coating of the photoresist on the main region.

Abstract: Method for the incubation of specimens (7) in fluids (5) for subsequent embedding in capsules by polymerization, the specimens (7) being put into hole capsules (2') which are open at the top and, in the lower third of their cylindrical wall, have at least a circle of passage orifices (6) which are smaller than the diameter of the specimens (7). These specimens (7) are incubated in a fluid (5) extending above these passage orifices (6). The hole capsules (2') are then introduced into enveloping capsules (3) of a larger diameter and with a likewise preferably cylindrical wall, a fluid (5) (a polymerizable monomer batch) present in the enveloping capsules (3) filling at least the gap (S) between the hole capsule (2') and the enveloping capsule (3), and this fluid (5) being finally polymerized under UV radiation or action of heat. The hole capsules (2') and the enveloping capsules (3) can be successively slipped over rams (4') which are located on a carrier (1).

Abstract: A coating control system is provided enabling continuous operations, free of interruption for coating control purposes, while achieving desired coating weight and thickness profile for the various gages, widths and coating specifications encountered on a given continuous strip production line. In each of a pair of elongated pneumatic dies, a pressurized gas jet is controllably shaped and directed by flow-control means internally-mounted of each pneumatic die to impinge against its respective substrate coated surface with its major directional component of force being controlled to be perpendicularly transverse to the travel path of the coated strip across its full width. Adjustment of such internally-mounted means is coordinated with control of gas pressure supply and/or adjustment of die positioning means to maintain desired coating weight and coating profile across the width of the strip.

Abstract: A coater is provided for coating objects with a liquid material. The coater includes a flume that has an entry and an exit end, a supply of liquid coating material upon which the objects float, and a circulation system. The circulation system delivers the liquid material to the entry end of the flume so that the liquid material flows toward and out the exit end. The coater also includes a conveyor that loads the objects into the flume and a conveyor that receives the objects at the exit end of the flume.

Abstract: A drywall mud applicator which includes a bucket or container for containing a quantity of drywall mud, a pair of slots provided in the bottom of the bucket in oppositely-disposed relationship adjacent to the bottom of the bucket for receiving a feeder plate which operates to feed a length of drywall tape through the slots, a mud adjusting mechanism mounted on the bucket adjacent to one of the slots for receiving the mud-coated tape and facilitating cutting of the tape to a desired length for applying to a drywall panel and a tape dispenser mounted on the bucket for receiving a roll of drywall tape and facilitating feeding of the tape through the slots and the mud adjusting mechanism.

Abstract: A coating apparatus and method for applying a coating to a workpiece, comprising:a vessel to contain molten metal;an induction coil disposed about said vessel; and,temperature regulation means;wherein, in use, said induction coil induces a magnetic field within said vessel such that a meniscus of molten metal is formed above said vessel, through which said workpiece is passed for coating, whilst said temperature regulation means regulates temperature of said molten metal and/or controls the meniscus height of said meniscus.

Abstract: An apparatus for housing a plurality of applicators in a hygienic cavity and dispensing said plurality of applicators from said cavity. The apparatus includes a container for holding said plurality of applicators, a support structure for the plurality of applicators, a reservoir in fluid communication with the hygienic cavity, said reservoir being situated to facilitate wetting said plurality of applicators with said fluid during said dispensing; an aperture generally adjacent to said reservoir; said plurality of applicators traversing said aperture during said dispensing; and a dispenser structure actuable by a user from outside said container to engage at least one applicator of said plurality of applicators for causing advancement of said at least one applicator through said aperture to effect said dispensing.

Abstract: A system and method for adhering resin to the exterior of the bottles includes a coating section, a flash-off section, and a curing section. In the coating section, the bottles are dipped in a solution of resin and solvent. Only the exterior of the bottles is coated. The bottles are fed from the coating section to the flash-off section where they will be conveyed along a zig-zag path. In the flash-off section, air will pass over the bottles in order to remove solvent from their exterior. The bottles are then fed to the curing section where they pass in front of a plurality of ultraviolet lights. The ultraviolet lights will cure the resin on the exterior of the bottles.

Abstract: For processing semiconductor substrates in a processing fluid, the substrates are introduced into a processing bath in which the processing fluid is filled. For holding the substrates in the process of introducing them into the processing bath, a holder having a pair of holding rods end a pair of aiding rods is prepared. A periodical linear array of grooves is formed on each rod. The rims of substrates are inserted into respective corresponding grooves on the rods so that the substrates do not touch respective side walls of the grooves in the aiding rod.

Abstract: In order to create a simple car body surface treatment device, a car body is introduced into and removed again from the treatment bath (11) simply by being rotated by a rotating device (2), at the same time as another car body is pushed onto and secured to said rotating device or conveyed past said device. The car body is fixed to a loading carriage (5) and is pushed by means of some driven rotary rollers (3a) onto the rotating device (2). By means of fastening devices (4a, 4b) the loading carriage (5) is detachably secured to the car body on the rotating device (2). By rotating through 180.degree. around an axis of rotation (7), the rotating device (2) dips together with the car body over its tail or front side into the treatment bath (11). While one car body is submerged, another loading carriage (5) together with the car body fastened thereon may be conveyed by the driven rotary rollers (3b) past the rotating device (2) for subsequent treatment, over the top surface of the rotating device (2).

Abstract: Apparatus and method for stereolithographically forming a three-dimensional object includes a vessel for holding a building material and a smoothing member for forming a uniform coating over a previously formed layer of the object. The smoothing member has a plurality of blades. The smoothing member is swept over a previously formed layer of the object, in at least two directions. Different clearances between the lower surface of the smoothing member and the upper surface of the previously formed layer are used to provide a uniform coating for a subsequent layer over the previously formed layer. The sweeping velocity of the smoothing member can be varied. Retractable needles are attached to the smoothing member for adjusting a blade gap between a lower surface of the smoothing member and the surface of the building material.

Abstract: A device and method for applying a coating material to a solid medicament. The device comprises a reservoir which contains the coating material, and a platform mounted with an actuator above the reservoir for holding the medicament. The medicament is placed in the platform, which is moved into and out of the coating material in the reservoir upon depression and release of the actuator.

Abstract: Solder is applied to a circuit structure 7 by dipping the structure into a bath 1 of molten solder 3, the molten solder having a layer of oil 5 on top. The structure is dipped into the bath by rotating it along a path that is substantially coplanar with the circuit structure. This is achieved by supporting the structure on a carrier 9 which in turn is attached to a motor shaft 11.

Abstract: The invention relates to a molten metal plating apparatus comprising a roller rotatably supported by a bearing in a molten metal bath, the roller having a shaft sliding portion, the bearing having a sliding portion, both the shaft sliding portion and the sliding portion being made of ceramic sintered body, at least one of both the shaft of the roller and the bearing being made of a ceramic sintered body containing a solid lubricating material. The invention also relates to a die casting machine having a sleeve and a plunger tip both made of ceramic sintered bodies at least one of which contains a solid lubricating material. The bearing for the roller, the sleeve and the tip may be formed of a composite body having a ceramic sintered body portion and and a metal portion secured and fitted thereto by an intermediate member which is elastically and plastically deformed at the time of the usage. The composite structure formed by fitting is usable for other applications.

Abstract: A solid imaging apparatus and method produces an integral three-dimensional object from a multiplicity of cross sectional portions of the object by selectively exposing successive layers of a liquid photoformable composition to actinic radiation. The apparatus includes a vessel for containing the composition so as to present a free surface, and a movable platform disposed within the vessel below the free surface. Part of the composition is transferred above the free surface by lowering and raising a dispenser at predetermined positions located away from the platform. A doctor blade contacts the composition transferred above the free surface, and then moves over the platform to form a substantially uniform layer of the composition.

Abstract: A paraffin coating device of a textile machine which has a fixed paraffin body to coat a yarn running with paraffin is provided with a compact unit supporting the essential parts of the paraffin treatment apparatus and which can be easily removed from the paraffin treatment apparatus for maintenance purposes in order to facilitate handling and to improve even application of paraffin on the yarn.

Abstract: Structures having anodized aluminum surfaces are coated with corrosion blocking fatty acid coatings by dipping successive portions of the structures progressively through a layer of fatty acid disposed on a liquid in a tank and into the liquid which bodily receives the structure, to achieve effective sealing coating without the use of large volumes of fatty acid.