Abstract: The invention relates to a method for applying paints or varnishes with the aid of an application device in order to apply a color design on surfaces of buildings or public or civil engineering works in accordance with a previously executed implementation of a digital image model in a previously recorded digital surface object that represents the surface of the object. According to the invention, the application device moves on the surface of the object while contacting the surface thereof, the position of the application device is continuously measured or calculated using motion sensors and paint is applied in accordance with said implementation depending on the position thus determined.

Abstract: A common body (15) of a coater unit (14) is mounted on a robot device (13). A common body gripper (33) is fixedly mounted on a fixed plate (32) of an atomizing head changing and washing device (31). At the time of replacing a used atomizing head (19?) and a used paint cartridge (24?) by a washed atomizing head (19) and a replenished paint cartridge (24), respectively, the common body (15) is gripped and located in a predetermined position by the common body gripper (33). When the common body (15) is gripped by the common body gripper (33), the robot device (13) is put in a reduced power mode attenuating driving forces to leave said common body (15) in a freely movable state by application of an external force.

Abstract: An electrostatic coating system (1) comprising a coating gun (2) for spraying a coating material toward an article (9) to be coated, and a robot arm (3) for moving the coating gun (2) with respect to the article (9) to be coated wherein a voltage is applied to the coating gun (2). A needle-like electrode (11) which is an electrostatic electrode having a pointed end applied with a voltage having the same polarity as that of the voltage applied to the coating gun (2), is attached to the coating gun (2) or the robot arm (3).

Abstract: Methods and apparatus for applying a uniform application of an appropriate quantity of lubricant to the internal threads of a pipe. In general, the apparatus includes a high pressure supply of lubricant and a high speed, rotating centrifugal applicator for evenly applying the lubricant to internal threads. The system also includes a dosing system to regulate the distribution of lubricant by dispensing a consistent volume of lubricant at each application. Potential advantages of the embodiments include the repeatability and consistency of amount of lubricant on pipe threads (e.g. thickness).

Abstract: The invention relates to methods and apparatuses that reduce problems encountered during coating of a device, such as a medical device having a cylindrical shape. In an embodiment, the invention includes an apparatus including a bi-directional rotation member. In an embodiment, the invention includes a method with a bi-directional indexing movement. In an embodiment, the invention includes a coating solution supply member having a major axis oriented parallel to a gap between rollers on a coating apparatus. In an embodiment, the invention includes a device retaining member. In an embodiment, the invention includes an air nozzle or an air knife. In an embodiment, the invention includes a method including removing a static charge from a small diameter medical device.

Abstract: A head unit 103 for use in a droplet ejection apparatus is provided with a plurality of droplet ejection heads for ejecting some kinds of liquid materials each having a predetermined color onto a base in the form of droplets. Each of the droplet ejection heads includes at least one nozzle array constituted from a plurality of nozzles linearly aligned. The some kinds of liquid materials are adapted to be ejected through the plurality of nozzles of the plurality of droplet ejection heads in the form of droplets. The plurality of droplet ejection heads include at least two sets of two adjacent droplet ejection heads which are arranged in a consecutive manner in a first direction parallel to each of the nozzle arrays.

Abstract: A dispenser for a liquid crystal display panel includes a substrate on which a plurality of image display parts is formed, a table on which the substrate is loaded, a plurality of syringes for dispensing a material on the substrate, and a plurality of supports aligning and affixing the plurality of syringes, wherein at least a first predetermined number of the plurality of syringes is affixed and aligned to at least one of the plurality of supports.

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 object of the present invention to make a measure against moisture entry into an edge portion of a double-layered product such as a photovoltaic cell panel or an electronic panel more reliable. A tip end of the coating agent discharge port is arranged to face a part of an edge portion of a double-layered product serving as the work to be coated. An applying nozzle having the slit-shaped coating agent discharge is rotated and driven to allow a direction of the slit-shaped coating agent discharge port changeable as viewed in a planar state.

Abstract: The invention concerns a coating plant for the coating of construction units with a coating medium, in particular a paint system for the lacquer finish of motor vehicle body parts, with a dosing pump, the coating medium supplied with a certain delivery (Fm) proportioned, and a pressure control valve arranged upstream before the dosing pump to adjust a coating medium pressure (p v) at the entrance of the dosing pump, as well as a control unit to adjust the pressure control valve a controlled variable of the pressure difference (?p) through the dosing pump independently of the delivery of the dosing pump and the changing viscosity of the lacquers to an essentially constant desired value (?pTARGET).

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

Abstract: The temperature of a developing solution is varied depending on the type of resist or the resist pattern. The developing solution is applied while scanning a developer nozzle having a slit-shaped ejection port that has a length matching the width of the effective area of the substrate. After leaving the substrate with the developing solution being coated thereon for a predetermined period of time, a diluent is supplied while scanning a diluent nozzle, thereby substantially stopping the development reaction and causing the dissolved resist components to diffuse. A desired amount of resist can be quickly dissolved through the control of the developing solution temperature, while the development can be stopped before the dissolved resist components exhibit adverse effect through the supply of the diluent a predetermined timing, whereby achieving a pattern having a uniform line width and improved throughput.

Abstract: A film forming apparatus to form a coating film by applying a coating material to an outer circumferential surface of a cylindrical object to be coated, includes a material applying device having a nozzle unit to apply the coating material to the outer circumferential surface of the object and a material supplying unit to supply the coating material to the nozzle unit and a moving device configured to move the nozzle unit relatively to the object such that the coating material is applied uniformly to the outer circumferential surface of the object. The moving device includes an object holding unit configured to hold the object, a nozzle moving unit configured to move relatively the nozzle unit with respect to the object holding unit along a longitudinal axis of the object holding unit, and a guide unit configured to guide the nozzle unit along the object holding unit as the nozzle unit moves along the object holding unit such that an interval between the nozzle unit and the object is maintained constant.

Abstract: A slit coater having a pre-applying unit and a coating method using the same that minimizes the amount of washing solution used and improves the washing effectiveness of a roller by separating the coating solution attached to a pre-applying roller from the washing solution using a coating solution separating apparatus. The slit coater includes: a table on which an object to be processed is mounted; a slit nozzle applying coating solution onto a surface of the object; a pre-applying unit to which the slit nozzle pre-applies the coating solution; and a coating solution separating unit that separates the coating solution spread when the coating solution is pre-applied to the slit nozzle and discharges the separated coating solution.

Abstract: The piston dispenser for the measured supplying of material to the atomizer of a painting robot is arranged in the hand joint of the robot. Various feasible embodiments of the dispensing cylinder of this piston dispenser are described.

Abstract: An apparatus for application of liquids to a continuously conveyed outer layer having a rotating plate which is horizontal and parallel to the outer layer or with a deviation of up to 15° from horizontal, wherein a liquid applied to the rotating plate is ejected centrifugally from the rotating plate via rotation and then, via gravity, passed onto the outer layer below the rotating plate, is provided.

Abstract: A system for producing a slow release oral dosage of medication includes a starch based media, and an oral dosage formulation jetted onto the starch based media.

Abstract: A spray coating process and apparatus suitable for depositing coatings on surfaces of components, and particularly surfaces that are difficult to access with conventional cold spraying equipment. The process and apparatus employ a spray gun having a tubular body with a longitudinal axis and an exit at one end thereof. The body has a first portion defining a converging passage, a second portion defining a diverging passage that defines the exit of the body, and a throat portion therebetween that defines a throat between and connecting the converging and diverging passages. The gun is further equipped with at least one gas inlet for introducing a gas upstream of the converging passage, and at least one feedstock inlet for introducing a feedstock at or immediately upstream of the throat.

Abstract: A pumping system that accurately dispenses fluid using a pump, including reducing the error in the amount of a fluid a pump dispenses by correcting for the compliance of a dispense system.

Abstract: A system and method allows for processing of two groups of medical devices, both groups being alternatingly spray coated within the same enclosure. The two groups repeatedly move back and forth between a spray area and a drying area which is isolated from the spray area. One group moves into the spray area as the other group moves out and into the drying area. Thereafter, the group in the spray area moves out and into the drying area and the other group moves back into the spraying area for a second coating. The alternating process may be repeated any number of times. The spray area may be located inside a sealed spray isolator enclosure and surrounded by gas discharge nozzles.

Abstract: A gantry tower spraying system with a cartridge/receptacle assembly includes a gantry and a spray assembly coupled to the gantry to allow for translational movement of the spray assembly along the gantry. The spray assembly includes a receptacle for receiving a cartridge containing a cosmetic liquid for skin treatment, and a spray nozzle coupled to the receptacle for receiving the cosmetic liquid and dispensing the cosmetic liquid in a spray. The receptacle has an inner surface of a size and shape to generally conform to a size and shape of a portion of an outer surface of the cartridge. The spraying system can further be provided with an oscillation mechanism adapted to cause oscillation of the spray nozzle. The bottle can be provided with a keying mechanism for engaging a corresponding key structure of the receptacle.

Abstract: A fluid ejecting apparatus includes: (1) a first nozzle row in which first nozzles that eject first fluid are arranged in a row in a given direction; (2) a second nozzle row in which second nozzles that eject second fluid are arranged in a row in the given direction; (3) a movement mechanism which moves the first nozzle row and the second nozzle row with respect to a medium in a moving direction intersecting the given direction; (4) a transport mechanism which transports the medium with respect to the first nozzle row and the second nozzle row in the given direction; and (5) a control section which repeats an image formation operation for ejecting fluid from the first nozzles and the second nozzles while moving the first nozzle row and the second nozzle row in the moving direction by the movement mechanism and a transport operation for transporting the medium with respect to the first nozzle row and the second nozzle row in the given direction by the transport mechanism, wherein in a case where after the form

Abstract: Method and apparatus for depositing material in hard to reach locations of a workpiece. An elongated member is inserted in an opening. The member transports a laser beam from a fiber laser and material, preferably in powder form, to the desired location. The material is deposited on the workpiece and the laser beam contacts the material. The method and apparatus may be used to manufacture a part or to repair an existing part.

Abstract: A chemical liquid supply device applies chemical liquid from a nozzle to a processed object. The nozzle is provided in a moving head, which reciprocates between an applying position and a waiting position and includes an application valve operating so as to take an applying state of applying the liquid from the nozzle and a stopped state of stopping the application. Chemical liquid is pumped from a tank through a filter to a valve chamber of the application valve via a supply tube. The valve chamber is connected to a buffer tank through a circulation tube. The circulation tube is provided with a circulation valve for opening/closing its flow path.

Abstract: A method and apparatus for spreading a treating agent, for example, size or a coating onto a moving surface in the manufacture of the web-shaped folios or paper and paperboard and various sheet products in particular, includes feeding the treating agent into at least one feeding chamber and directing the agent from the feeding chamber onto the moving surface. Jets are formed from the treating agent by directing the agent through at least one nozzle plate comprising openings that are defined by the nozzle plate around the entire periphery, and the formed jets are applied directly onto the moving surface.

Abstract: A device for applying paint, said device comprising a paint applicator (1) and a guiding means and being characterized in that said guiding means (23a, 23b) consists of two guiding rollers (23a, 23b), the axis of rotation of each roller being fixed in use such that the two axes are disposed at an angle to one another in the range from 50° to 130°. The device is particularly suitable for applying paint in a linear strip of predetermined width along architectural objects such as window sills and sashes, lintels and beams.

Abstract: A method and apparatus is disclosed for remotely and robotically installing an organic, monolithic, structural and non structural, circumferential and partial radius membranes in conduits, pipelines or passageways. The included apparatus has the mechanical function to manually or automatically center the liner dissipation device in any geometrical shape. The included apparatus possesses the remote controlled capability to manipulate centrifugal dissipation of the liner to afford consistent thickness on any shaped profile or flat surface of the pipe wall surface. The apparatus includes a manual or automatic mechanical scissoring device for elevation changes and a manual or automatic rotational table for shaft alignment. The apparatus includes a means of automated self alignment by way of proximity sensors. The pendulum oscillation bracketing incorporates a fluid driven motor assembly communicating with a bored shaft and integrates as many as two offset dissipation devices.

Abstract: Disclosed herein are three-dimensional porous tubular scaffolds for cardiovascular, periphery vascular, nerve conduit, intestines, bile conduct, urinary tract, and bone repair/reconstruction applications, and methods and apparatus for making the same.

Abstract: In a method and an apparatus for coating an object with photosensitive material, a roller stabilizes a supply amount of the photosensitive material and is disposed between the object and a slit coater, so that the stabilized photosensitive material is supplied to the object through the slit coater. The photosensitive material includes additives for controlling amount of a solid powder, a boiling point and a surface tension thereof. Accordingly, the photosensitive material may be uniformly coated on the object.

Abstract: A topcoat is applied to a surface of a golf ball using a carrier fluid comprising nitrogen gas or nitrogen-enriched air. The carrier fluid typically has air enriched to about 90-99.5% nitrogen. A mixture of carrier fluid and coating material may be sprayed onto the exterior of the golf ball. Nitrogen-enriched air delivery provides a number of benefits over compressed air delivery, such as reduced coating thickness, reduced variance in the coating thickness and average thickness, reduced pooling in dimple center, edge ratio closer to 1.0, faster cure times, reduced viscosity, less material usage, reduced material flow rate, reduced atomization air pressure, and decreased drying time.

Abstract: Provided is a coating apparatus, which has satisfactory operability at a time of installing or exchanging a spray nozzle, is not complicated in structure, and is advantageous in terms of layout. A rotary drum (2) is rotated around an axis (A) inclined with respect to a horizontal line, and has an opening (5) at one end on an inclination upper side. A spray nozzle unit (10) is removably attached to a swing arm (34), and the swing arm (34) can swing with respect to a swing axis (34c). Owing to the swing operation of the swing arm (34), the swing nozzle unit (10) can be moved between the inside and the outside of the rotary drum (2).

Abstract: A rotary coupling for a multi-axial robot hand (19) is provided with a rotatable hand housing (20) and an output element (21) that is rotatable on said housing. The rotary coupling (62) includes connections (65, 66, 68) for the output element (21), a tool (23) and an accessory unit (30). The tool (23) and the accessory unit (30) can be rotated relative to each other, and the accessory unit (30) can be coupled to the hand housing (20) or to the tool (23) or to the output element (21) via the rotary coupling (62). The rotary coupling (62) is provided for an application device (11) which is used to apply a sealant (8) on a lock seam (7) of an add-on piece (4) of a vehicle body (3).

Abstract: A dispensing apparatus includes a frame, a support coupled to the frame to receive electronic substrates, a first dispensing unit to dispense viscous material, a second dispensing unit to dispense viscous material, and a gantry coupled to the frame. The gantry includes a first Z drive mechanism to support the first dispensing unit and lower the first dispensing unit toward a first electronic substrate pattern when performing a dispense operation, and a second Z drive mechanism to support the second dispensing unit and lower the second dispensing unit toward a second electronic substrate pattern when performing a dispense operation. The second Z drive mechanism may be adjusted relative to the first Z drive mechanism a predetermined distance. A controller controls a dispense operation of the first dispensing unit on the first electronic substrate pattern and a dispense operation of the second dispensing unit on the second electronic substrate pattern.

Abstract: To perform a series of resist coating treatments from application of a resist solution to removal of a resist film on a wafer edge portion in a shorter time. A laser irradiation unit for applying a laser light is provided in a resist coating unit. At the time of resist coating treatment, the resist solution is discharged onto a central portion of the rotated wafer from a resist solution supply nozzle to form a resist film on the wafer. Thereafter, the laser irradiation unit moves to an outer peripheral portion of the wafer and applies the laser light onto the resist film on the outer peripheral portion to dry the resist film on the outer peripheral portion. After the resist film on the outer peripheral portion dries, the application of laser light is continued, and the solvent supply nozzle moves to a position above the edge portion of the wafer and supplies the solvent to the resist film on the edge portion of the wafer.

Abstract: The die as provided is a die in which an upper block is placed on an upper surface of a lower block with a lower surface of the upper block in contact with the upper surface, wherein the lower block includes a manifold and a slit serving as a path for discharging paint from the manifold to the outside, constituted respectively from between the lower block and the lower surface of the upper block by forming a cavity and a space which communicates with the outside from this cavity along a columnar direction, respectively, from one end face of a columnar body with a trapezoidal shape of cross section to the other end face, a paint supply path which communicates with the manifold is formed from an outer side located between the one end face and the other end face of the lower block, a slit space dimension of the slit between front end portions in a paint discharge direction of the lower block and the upper block in a discharge port serving as an open end to the outside is smallest on the one end face side and inc

Abstract: A developer nozzle is moved from a periphery of a wafer toward the central portion while an exposed substrate held at a spin chuck is being rotated about a vertical axis and while a developing solution is being discharged from the developer nozzle, and this way the developing solution is supplied to the surface of the wafer, the developer nozzle having a slit-like ejection port whose longitudinal direction is oriented to the direction perpendicular to the radial direction of the wafer. The movement speed of the nozzle is higher than a case where a nozzle with a small-diameter circular nozzle is used, and this enables a development time to be reduced. Further, the thickness of a developing solution on a substrate can be reduced, so that the developing solution can be saved.

Abstract: An apparatus and method for painting a plurality of articles having a paint basin for holding paint, an article conveyor assembly for suspending and delivering articles to the basin, and a paint circulation and application system.

Abstract: A method and apparatus are described for forming a structure on a substrate. The structure may be a circuit element. The method uses a digital specification 910 for forming the structure, including specifications for printing and curing. The structure is printed (step 112) using a drop-on-demand printer 400, wherein the printing dispenses at least one material on the substrate 420 according to the digital specification 910. The structure is cured (step 130) by irradiating the dispensed material from one or more electromagnetic radiation sources 520, 525 in the printer 400, wherein curing parameters are specified by the digital specification 910 to obtain a desired electrical property when the structure is a circuit element. The curing specification may specify the intensity of the irradiation and the location of irradiation points in the print region.

Abstract: A coating machine is capable of reducing VOC and CO2 by atomizing a paint to increase depositing efficiency without lowering production efficiency and the rotary atomizing head of the coating machine. The coating machine includes the rotary atomizing head in which a paint chamber receiving the supply of paint is formed on the rear side thereof. A plurality of rims formed in a roughly truncated conical shape for extending the paint flowing out of the paint chamber by a centrifugal force and atomizing the paint at the tip thereof are fitted in the rotary atomizing head overlappingly at specific clearances. The clearances are opened to the peripheral surface part of the paint chamber. Accordingly, VOC and CO2 can be reduced by reducing the total jetted amount of paint to enable the atomization of the paint at low rotating speeds so as the increase the deposit efficiency.

Abstract: A coating system for coating a stent with a medication, the stent being mounted on a balloon on a catheter, the system having an applicator device including a fluid ejection nozzle, a reservoir and a pressure wave actuating arrangement. The nozzle has an opening configured for dispensing the medication on to the stent. The reservoir is in fluid communication with the nozzle. The nozzle and the reservoir are configured for generating a negative pressure for preventing leakage of the medication via the opening. The pressure wave actuating arrangement is configured for generating a pressure wave in the nozzle for causing fluid displacement in the nozzle, thereby ejecting a droplet of the medication from the opening. The negative pressure of the nozzle and the reservoir are configured in order that the remaining medication is drawn toward the opening to replace the medication dispensed with the droplet.

Abstract: A nozzle assembly for a material application device includes an expansion chamber for slowing down the velocity of powder fed to the nozzle from a dense phase pump. The nozzle assembly includes a nozzle insert that forms the expansion chamber and provides air assist function. The nozzle includes an integral deflector, and further includes a passageway for a charging electrode so that the electrical path is routed away from the powder path, while permitting the electrode tip to be centered in the powder spray pattern from the nozzle. The nozzle also includes air wash for the electrode. The nozzle outlet orifice has a cross-sectional area that is equal to or greater than the inlet cross-sectional area so that a slow moving dense phase powder cloud is produced by the nozzle.

Abstract: A liquid processing apparatus includes: a substrate holding member configured to rotate along with a substrate held thereon in a horizontal state; a rotary cup configured to surround the substrate held on the substrate holding member and to rotate along with the substrate; a rotation mechanism configured to integratedly rotate the rotary cup and the substrate holding member; a liquid supply mechanism configured to supply a process liquid onto the substrate; and an exhaust/drain section configured to perform gas-exhausting and liquid-draining of the rotary cup. The exhaust/drain section includes an annular drain cup configured to mainly collect and discharge a process liquid thrown off from the substrate, and an exhaust cup surrounding the drain cup and configured to mainly collect and discharge a gas component from inside and around the rotary cup. Liquid-draining from the drain cup and gas-exhausting from the exhaust cup are performed independently of each other.

Abstract: An ejection inspection device includes: an inspection stage on which an inspection sheet is sucked and mounted; a sheet feeding mechanism which feeds the inspection sheet wound in a roll form onto the inspection stage; a sheet taking-up mechanism which takes up the fed inspection sheet from the inspection stage; a suction air valve unit which controls the suction air of the inspection stage; a floating air valve unit which controls the floating air of the inspection stage; and a control unit which controls the suction air valve unit, the floating air valve unit, the sheet feeding mechanism, and the sheet taking-up mechanism. The control unit floats the inspection sheet for performing the feeding operation of the inspection sheet and the taking-up operation thereof.

Abstract: A droplet ejecting apparatus includes a stage which holds a substrate; R (red), G (green), and B (blue) head groups for ejecting droplets of the R, G, and B colors, respectively, each of the head groups including at least one head; and a carriage which holds the R, G, and B head groups. In the apparatus, droplets of the R, G, and B colors are ejected to R, G, and B colored portions on the substrate from the R, G, and B head groups, respectively, during movement of the carriage relative to the stage in a first direction.

Abstract: A substrate-processing apparatus includes a sample table which mounts thereon a to-be-processed substrate, a first line which supplies a chemical solution, a second line which supplies a cleaning liquid, a three-way valve connected to the first and second lines and configured to select one of the first and second lines, a filter provided across the first line upstream of the three-way valve, and configured to eliminate a foreign material from the chemical solution, and a nozzle provided downstream of the three-way valve and configured to discharge the chemical solution or the cleaning liquid when the first or second line is selected via the three-way valve. The three-way valve selects the first line when the substrate is coated with the chemical solution, and selects the second line in other cases.

Abstract: A method is provided which includes dispensing a deposition solution at a plurality of locations extending different distances from a center of a microelectronic topography each at different moments in time during an electroless plating process. An electroless plating apparatus used for the method includes a substrate holder, a moveable dispense arm, and a storage medium comprising program instructions executable by a processor for positioning the moveable dispense arm. Another method and accompanying electroless deposition chamber are configured to introduce a gas into an electroless plating chamber above a plate which is suspended above a microelectronic topography and distribute the gas to regions extending above one or more discrete portions of the microelectronic topography.

Abstract: A device for the deposition of layers, includes a frame (10) provided with a housing (12), the frame further including: a table (22) for bearing an object to be manufactured and provided with a mobile plate (52) and first movement element (48), a material dispenser (20) for placing the material on the table (52) for manufacturing the object, provided with second movement element (34, 36, 38) for at least one vessel (40), at least one nozzle (42) and at least one extrusion member (44); a compacting element (23), and a control member (25) for controlling the material deposition on the table (22). At least the plate (52) and the end of the nozzle (42) are provided inside the housing (12), while at least the table movement element (48) and the dispenser movement element (34, 36, 38) and the control member (25) are provided outside the housing (12).

Abstract: A developing apparatus, a developing processing method, a developing processing program, and a computer readable recording medium recording the program, which can reduce the consumption amount of the developing solution and the developing processing time irrespective of the type of resist materials or the shape of resist patterns, are provided. A step of horizontally holding a substrate and rotating the substrate around a vertical axis at a prescribed rotation rate, and a step of intermittently supplying a developing solution to a center of the substrate from a discharge port of a developing solution nozzle arranged opposing to the surface of the substrate are executed. In the step of intermittently supplying the developing solution to the center of the substrate, an intermittence time and a substrate rotation rate in the intermittence time are set to prevent the developing solution supplied to the substrate from drying.

Abstract: An apparatus and method for fabricating a color filter by printing pixels on a substrate using an ink jet head, optically analyzing pixel quality and controlling printing in accordance with the pixel quality. Optically analyzing may include analyzing a number of ink droplets or a transmittance of a printed pixel.

Abstract: A circuit pattern forming device includes a liquid ejection device that ejects an insulating pattern forming solution and a conductive pattern forming solution onto a substrate to form insulating dots of the insulating solution and conductive dots of the conductive solution on the substrate. A control device controls an ejection operation that the liquid ejection device performs for each of the solutions. A moving device moves the liquid ejection device and the substrate relative to each other to form a circuit pattern composed of a plurality of the conductive dots and the insulating dots. The liquid ejection device includes a first nozzle array in which a plurality of nozzles for ejecting the insulating solution are arranged along a crossing direction crossing a main scan direction, and a second nozzle array in which a plurality of nozzles for ejecting the conductive solution are arranged along the crossing direction.