Abstract: A unit for thermosetting printed fabrics, comprising: a heated roller rotating about a rotation axis and having a cylindrical outer surface, at least one fabric guiding element having an inner wall facing the cylindrical outer surface of the heated roller and defining a gap with the cylindrical outer surface of the heated roller, for passing the fabric wherein said fabric guiding element is carried by an adjusting device rotatable about said rotation axis to adjust the angular position of said guiding element about said rotation axis.

Abstract: An inkjet head maintenance device includes a base, a liquid supplier and a liquid collector. The base has an upper face disposed closely opposite a nozzle face of an inkjet head to form a liquid reservoir space during maintenance of the inkjet head. The base includes a liquid supply hole and a liquid collection hole that open to the upper face. The liquid supplier is configured to supply liquid from the liquid supply hole to the liquid reservoir space. The liquid collector is configured to collect the liquid in the liquid reservoir space from the liquid collection hole.

Abstract: A liquid ejecting apparatus includes a liquid ejecting head provided with a nozzle and a cap that executes capping for forming a first space to which the nozzle is open, in a surrounding manner. The cap includes a capping member that is provided with a suction hole and an atmosphere communicating hole which is configured to allow an inside of the cap to communicate with an outside, a liquid absorber that is disposed inside the capping member, and a reception member that is disposed inside the capping member so as to form a second space between the liquid absorber and the reception member. The second space is positioned closer to a side of the liquid ejecting head than to the liquid absorber in a posture of capping, and the atmosphere communicating hole is open to the second space.

Abstract: A jetting device may include a vacuum nozzle configured to direct a gaseous flow of a gaseous fluid in flow communication with a jetting outlet; a vacuum pump configured to draw the gaseous flow into the vacuum nozzle and further towards the vacuum pump via the vacuum nozzle outlet; and an inlet conduit between a vacuum nozzle inlet and the ambient environment, where the inlet conduit includes a control valve configured to control a flow rate of the gaseous flow through the vacuum nozzle outlet based on adjusting a smallest diameter of the inlet conduit between an open diameter and a constricted diameter. The open diameter may be greater than a smallest diameter of the suction hole. The gaseous flow may include a first gaseous flow into the vacuum nozzle via a suction hole and an adjustable second gaseous flow into the vacuum nozzle via the vacuum nozzle inlet.

Abstract: An inkjet printing apparatus includes a print head, an ink tank containing ink to be supplied to the print head, a cap switchable between a covering position to cover a discharge port face and an exposing position to expose the discharge port face, a suction unit connected to the cap, and a control unit. The control unit controls the performing of an ink filling operation of filling the print head with the ink supplied from the ink tank. The ink filling operation includes a valve-closing suction operation of performing suction through the suction unit for a predetermined period of time while the cap is in the covering position. The apparatus further includes a detection unit configured to detect an ink filling state. The control unit controls the stopping of the ink filling operation in accordance with a detection result of the detection unit.

Abstract: There is provided an inkjet printing apparatus having a configuration of capping and sucking an ejection opening surface for ejecting a plurality of types of inks by using one cap member, in which the inks in the cap member can be sucked and removed evenly. To achieved this, a cap member is provided with a suction opening for externally discharging ink absorbed by an absorber in the cap member. The suction opening is formed in a position where the suction opening does not face first ejection openings for ejecting ink that may not easily stagnate and faces the second ejection openings for ejecting ink that may easily stagnate in a case where the cap member caps an ejection opening surface.

Abstract: A liquid discharge apparatus includes a casing, a liquid discharge head that includes a nozzle for discharging a liquid supplied from a liquid supply source provided in the casing, a waste liquid tank that accommodates in the casing a fluid emitted from the nozzle, and an outlet opening for emitting the fluid emitted from the nozzle to an outside of the casing without emitting the fluid into the waste liquid tank provided in the casing.

Abstract: An ink jet recording method includes heating a recording medium, and discharging a water-based ink composition which contains a resin fine particle, water, a water-soluble organic solvent, and a surfactant from an ink jet head so as to adhere the water-based ink composition to the heated recording medium in the heating, in which the water-based ink composition has a contact angle of the water-based ink composition with respect to an ink film obtained by drying the water-based ink composition is equal to or larger than 25° at 100 ms, and is equal to or larger than 20° at 1000 ms.

Abstract: A liquid ejecting apparatus includes: a liquid ejecting section having a nozzle that is configured to eject liquid; a liquid tank that is configured to receive the liquid ejected from the nozzle, and is disposed at a separate position from the liquid ejecting section; a waste liquid containing chamber that stores liquid ejected from the liquid ejecting section or waste liquid generated during a maintenance operation of the liquid ejecting section; a main base section which includes at least the liquid ejecting section and constitutes a base of the apparatus; and a sub base section which includes at least one of the liquid tank and the waste liquid containing chamber and is detachably attached to the main base section, and constitutes a base of the apparatus together with the main base section.

Abstract: An inkjet printer includes an ejection head that ejects an ink onto a recording medium, a passage in which an ink mist generated by the ejection head flows, a gas-liquid separator that is located in a portion of the passage and separates ink and air from the ink mist, and a blower that is located in the passage and causes the ink mist to be moved away from the ejection head to the gas-liquid separator. A downstream side of the gas-liquid separator is above an upstream side of the gas-liquid separator in a gravitational direction.

Abstract: For an image forming apparatus including first and second storage chambers, an inequality expression of “R2>A×R1” is met. R1 is a sum of a passage resistance value obtained by flowing air through a first air communication portion and a passage resistance value obtained by flowing liquid through a supply portion. R2 is a passage resistance value obtained by flowing air through a second air communication portion. A is a cross-sectional area ratio obtained by dividing a first average cross-sectional area of a first space of the first storage chamber taken along a plurality of horizontal planes by a second average cross-sectional area of a second space of the second storage chamber taken along the plurality of horizontal planes. The first space contains at least a portion adjacent to the supply portion and accumulating the liquid. The second space contains at least a portion accumulating the liquid.

Abstract: A liquid discharging apparatus including a fixed section; a movable section that is mounted to be displaceable with respect to the fixed section; a rail section which has a planar portion, in which a plane is formed in a reference direction, and in which the planar portion is fixed to the movable section; and a carriage on which a head that is able to discharge a liquid is mounted and which is mounted on the rail section to be movable in the reference direction, in which the movable section is displaced with respect to the fixed section so as to rotate the rail section about an axis extending in the reference direction.

Abstract: A mixer system for use with a non-contact liquid printer comprises: a printing liquid reservoir (103) and an expansion volume (105); and an aspirator element (111; 311; 411), configured to reduce the pressure in the expansion volume (105), thereby to displace printing liquid (L) from the reservoir (103) to the expansion volume (105), and restore the pressure in the expansion volume (105), thereby to return the printing liquid (L) to the reservoir (103) so as to mix the printing liquid (L) therein.

Abstract: A printhead capping system includes: a mounting bracket having a fixed shaft; a cap assembly mounted on the mounting bracket; and an arm hingedly connected to the shaft, the arm moving the cap assembly between a capping position and a printing position. The shaft is a drain shaft for receiving fluid drained from the cap assembly.

Abstract: There is provided a liquid discharging apparatus including: a liquid jet head, a receiving portion, a tube pump, and a controller. The controller carries out a process of acquiring present positional information of a pressing body inside the tube pump and a simultaneous process which simultaneously performs a flushing process and a discharge process and, as the flushing process, carries out a process of selectively performing either an ordinary flushing process or a restrained flushing process. In the simultaneous process, the controller carries out either the ordinary flushing process when the pressing body is not positioned to press an overlapped portion of a tube or the restrained flushing process when the pressing body is positioned to press the overlapped portion of the tube.

Abstract: A cleaning device includes a blade unit configured to move relative to an ink jet head and to wipe an ejection surface of the ink jet head. The blade unit includes a first blade and a second blade that are arranged in a moving direction of the blade unit and formed into flexible plate shapes and a blower that makes an inner space, which is defined by the first blade and the second blade, into a negative pressure.

Abstract: A liquid ejection apparatus comprises a liquid ejection head, a nozzle cap, and a suction pump. The liquid ejection head includes first nozzles, second nozzles, and an ejection surface in which the first nozzles and the second nozzles are formed. The nozzle cap includes a first cap section for covering the first nozzles, a second cap section for covering the second nozzles, a communication section connected with the first cap section and the second cap section, a suction port for being connected with the suction pump, and an atmosphere communication port for communication with atmosphere. At least one of the suction port and the atmosphere communication port is provided at non-connection end portions which are end portions in the one direction of the first cap section and the second cap section and are not connected with the communication section.

Abstract: There is provided an ink-jet printer, including: a conveyor; a carriage; a recording head; a sensor; a cap; a cap shifter; a reference wall; a memory; a power supply; a command receiver; and a controller. The controller is configured to execute judging a state of the power supply section; changing a relative position of the recording head and the cap from the covering position to the separated position to take the cap off the recording head; switching the power supply from the sleep state to the drive state, changing a relative position of the recording head and the cap from the covering position to the separated position by taking the cap off the recording head, storing in the memory the position information, and recording an image on the sheet conveyed to the sheet facing area.

Abstract: A liquid ejection device includes an ejection head, a cap configured to cover the nozzle, a first liquid receiver including a first receiving surface and a discharge portion connected to the first receiving surface. The liquid ejection device includes a second liquid receiver including a second receiving surface positioned under the discharge portion. One of the first liquid receiver and the second liquid receiver has an engagement portion, and the other of the first liquid receiver and the second liquid receiver has an engaged portion. A play between the engagement portion and the engaged portion is smaller than a distance between both ends of the second receiving surface in the direction parallel to the second receiving surface.

Abstract: A liquid ejection device includes an ejection head with at least one nozzle on an ejection surface, a cap, and a liquid receiver having a first side in a first direction parallel to the ejection surface and a second side opposite to the first side in the first direction. The liquid ejection device includes a movement mechanism configured to move at least one of the cap and the ejection head between states where the cap covers the ejection head and where the cap does not cover the ejection head. In the state that the cap is separated from the ejection head, the support structure supports the liquid receiver to be inclined such that the first side is positioned lower than the second side in the second direction. The liquid receiver includes an outlet disposed on the first side.

Abstract: A liquid ejecting apparatus may include a flow path forming substrate in which a pressure generation chamber which communicates with a nozzle opening that discharges liquid is formed and a communication plate which has a supply path that communicates with a manifold. A recess portion which configures at least a part of the manifold is open on a side opposite to the flow path forming substrate, on the communication plate. The supply path includes a discharge supply path which communicates with a discharge pressure generation chamber that discharges liquid from the nozzle opening, and a dummy supply path which communicates with a dummy pressure generation chamber that does not discharge liquid from the nozzle opening.

Abstract: A print device includes a head, a cap, a suction portion, an absorption member, and a plate-shaped member. The head has an ejection surface. The ejection surface has a plurality of nozzles formed in the ejection surface and is directed in a predetermined direction. The cap has a frame-shaped wall portion and a suction opening. The suction portion is connected to the inside of the cap via the suction opening. The absorption member is arranged in a position surrounded by the frame-shaped wall portion and is configured to absorb liquid. The plate-shaped member is arranged in a position surrounded by the frame-shaped wall portion and is extending along an inner end surface of the frame-shaped wall portion.

Abstract: A liquid ejecting apparatus includes an ejecting unit, a differential amplifier, a pair of transistors, and a selector. The ejecting unit includes a piezoelectric element which is configured to be displaced by a drive signal being applied to the piezoelectric element. The ejecting unit is configured to eject liquid in accordance with displacement of the piezoelectric element. The differential amplifier is configured to output a control signal based on a source drive signal which is a source signal of the drive signal and a signal based on the drive signal. The transistors includes a high-side transistor and a low-side transistor which are configured to be controlled based on the control signal and are configured to output the drive signal from an output terminal of the transistors. The selector is configured to select one of the high-side transistor and the low-side transistor and supply the control signal to a selected transistor.

Abstract: Methods and apparatus to prime a printhead assembly are disclosed. An example method includes drawing ink into a printhead assembly by operating a pump in fluid communication with the printhead assembly for a first period of time at a first speed. An amount of ink drawn into the printhead assembly during the first period is to be sufficient to cover nozzles of a die at an outlet of the printhead assembly. The example method further includes evacuating air within the printhead assembly by operating the pump for a second period of time after the first period of time at a second speed greater than the first speed.

Abstract: A cleaning liquid supplying apparatus includes a first storage section, a pressure-accumulating second storage section, a plurality of cleaning liquid ejecting sections, a liquid sending section, a plurality of individual flow channel opening/closing sections, and a control section. The first storage section stores cleaning liquid. The cleaning liquid ejecting sections are connected to the second storage section via a plurality of individual flow channels having upstream ends located at positions where the upstream ends are open to a liquid reservoir when a predetermined amount of the cleaning liquid is stored in the second storage section. The liquid sending section is provided midway along a first flow channel and sends the cleaning liquid in the first storage section to the second storage section. The individual flow channel opening/closing sections open/close the respective individual flow channels.

Abstract: A liquid ejecting apparatus includes a liquid ejecting portion which has a nozzle that ejects liquid, and a flushing receptive body which receives the liquid that is ejected in a flushing operation in which the liquid is ejected from the nozzle, the flushing receptive body including a receiving member that is able to receive the liquid, a receiving member holding portion which holds the receiving member, and a fixing member with conductivity that fixes the receiving member to the receiving member holding portion by contacting the receiving member and has a mesh form portion that forms an adhesion surface to which the ejected liquid is adhered with the receiving member in the flushing operation, in which the fixing member is electrically grounded.

Abstract: A liquid discharge apparatus includes a liquid discharge head, a cap, a wiper, a maintenance device, and a maintenance controller. Receiving an execution instruction of a maintenance operation, the maintenance controller controls the maintenance device to perform a second maintenance operation when an amount of stain of a nozzle face of the head from a preceding round of the second maintenance operation is equal to or greater than a first threshold and an elapsed time from the preceding round of the second maintenance operation is equal to or greater than a second threshold, and controls the maintenance device to perform a first maintenance operation when the amount of stain of the nozzle face from the preceding round of the second maintenance operation is equal to or greater than the first threshold and the elapsed time from the preceding round of the second maintenance operation is smaller than the second threshold.

Abstract: In a configuration in which an ink accommodating portion is provided on the outside of an apparatus main body, an appropriate control for suppressing influence of noise can be performed.

Abstract: A cartridge servicing case for servicing a fluid jet cartridge carrying a composition includes a case body having a pocket that is sized to receive the fluid jet cartridge. A moveable cartridge servicing member is moveable relative to the case body. The moveable cartridge servicing member includes at least one of a wiping element and a capping element carried by the moveable cartridge servicing member. The pocket is arranged and configured to expose nozzles of the fluid jet cartridge received by the pocket to the moveable cartridge servicing member for a servicing operation using the at least one of the wiping element and capping element.

Abstract: A discharge portion includes a discharge face on a first direction side. A support portion supports the discharge portion on a second direction side. A wiper can move from a third direction side to a fourth direction side of the discharge face. The third direction and the fourth direction orthogonally intersect the first direction and the second direction. A first cover portion covers an edge on the third direction side of the support portion and includes a first flat face part which is provided parallel to the discharge face and located to the first direction side of the discharge face. A second cover portion covers an edge on the fourth direction side of the support portion. The second cover portion includes a second flat face part. The second flat face part is provided parallel to the discharge face and to the second direction side of the discharge face.

Abstract: A print pen capping apparatus for a printer comprises a cap station carrying one or more caps, wherein the cap station is moveable between a retracted position in which the cap station is arranged at a side of a print media path and a capping position adjacent the media path for capping the print pen.

Abstract: A flow path opening/closing apparatus includes a lid member and a receptacle member fixed to the lid member. The receptacle member includes a first wall that defines an outflow opening that is open to the lid member and a second wall provided around the first wall. The lid member closes the outflow opening by contacting the first wall due to relative movement of the lid member with respect to the receptacle member. A surface that is one of surfaces of the first wall and that faces the lid member and a surface that is one of surfaces of the second wall and that faces the lid member are separate by a stepped portion.

Abstract: A waste ink recovery device (1) which is a fluid transport device has a tubing pump (40) configured to rotate around a shaft center by a motor, thereby transporting waste ink into a recovery container, flow passage members (30) for guiding the waste ink into the tubing pump (40), a flow passage selector (50), and a one-way clutch (70). The flow passage selector (50) has operating members (53) for opening and closing internal flow passages of the flow passage members (30), and an eccentric cam (54) configured to make the operating members (53) open and close the internal flow passages of the flow passage members (30).

Abstract: A printing apparatus includes ejection heads that eject a liquid onto a medium, a plurality of sub-units each including an ejection head row configured by a plurality of the ejection heads, and a plurality of maintenance sections that sequentially perform maintenance on the sub-units. For a head pitch that is a spacing between centers of the ejection head rows, a spacing between centers of mutually adjacent of the maintenance sections is an integer multiple of the product of the head pitch with the number of the ejection head rows provided to each of the sub-units.

Abstract: A method for assessment of operational performance of a 3D manufacturing apparatus is provided. Images are obtained, in real-time during a 3D polymer printing build process in which at least one structure is built by the 3D manufacturing apparatus, the images being of an area of a build platform on which the at least one structure is built. The obtained images are evaluating, and it is determined, based on the evaluating, whether an operational flaw with the 3D manufacturing apparatus has occurred. Operational flaws include errors in the operation of the 3D manufacturing apparatus and/or component thereof, as evidenced by, for instance, distortions or other errors in the structure(s) being built and/or materials being used.

Abstract: A first part of liquid holders includes at least one liquid holder provided at the first casing. A second part of liquid holders includes at least one liquid holder provided at the second casing. Each of a plurality of flexible tubes has one end and another end. The one end is connected to the first part of the liquid holders. The other end is connected to the second part of the liquid holders. A first supporting section is provided at the first casing and supports the tubes. A second supporting section is provided at the second casing and supports the tubes. A third supporting section supports the tubes at a position between the first supporting section and the second supporting section in such a manner that the tubes are arranged in a direction parallel to a pivotal axis.

Abstract: A conveyor includes: a slide gear and a clutch gear including a first gear and a second gear. The clutch gear includes: a first surface and a second surface provided on one of the first and second gears and facing each other; and a contact member provided on the other of the first and second gears and located between the first surface and the second surface. A controller is configured to: control a motor in a state in which the slide gear and the first gear are in mesh with each other, to rotate the clutch gear to establish a state in which the contact member is not in contact with the first surface or the second surface; and control a sliding mechanism to slide the slide gear in the state in which the contact member is not in contact with the first surface or the second surface.

Abstract: An inkjet printing apparatus for printing an image on an absorbent substrate includes a print head unit and a dust removal device. The absorbent substrate includes a print side and an opposite side and is conveyed between the print-head unit and the dust removal device. The print head unit defines a print zone on the print side. The dust removal device includes a pumping chamber formed of a pre-pumping sub-chamber, a print zone sub-chamber, and a post-pumping sub-chamber, said chambers being positioned at the opposite side. The pre-pumping sub-chamber is positioned substantially upstream from the print zone. The print zone sub-chamber is positioned substantially at the print zone. The post-pumping sub-chamber is positioned downstream from the print zone.

Abstract: An element substrate including a base having a heat-generating resistor element which generates thermal energy used for discharging a liquid; an electrically conductive protective layer covering the heat-generating resistor element; an insulating layer provided between the heat-generating resistor element and the protective layer; and a potential applying unit for applying a potential to the protective layer such that a potential of the protective layer is lower than a potential at one end of the heat-generating resistor element and higher than a potential at the other end of the heat-generating resistor element with a voltage being applied between the one end and the other end of the heat-generating resistor element.

Abstract: Container handling machine for printing onto containers with a transport device optionally configured as a carousel for transporting said containers, with direct printing heads and with a cleaning device for cleaning the direct printing heads, the cleaning device including at least one cleaning unit for dispensing cleaning fluid to a direct printing head and a collection device for discharging spent cleaning fluid.

Abstract: A printing apparatus comprises an ink tank containing ink, a sub-tank containing the ink supplied from the ink tank, a printhead discharging the ink supplied from the sub-tank, a detection unit configured to perform a detection operation of detecting an ink remaining amount of the sub-tank, a suction unit configured to perform a suction operation of sucking the ink from the printhead, and a control unit configured to stop the suction unit from performing the suction operation when the detection unit detects that the ink remaining amount becomes smaller than a predetermined residual amount during execution of the suction operation.

Abstract: In a large-scale ink-jet printer with multiple rows of printheads, an apparatus collects waste material such as paper particles and excess ink. A set of trays is stacked vertically to correspond to the rows of printheads. Each tray includes a drain valve therein. The trays are mounted on a rack that is slidably mounted on a bracket. When the rack is lowered to a drain position on the bracket, a linkage on the rack engages a surface within the printer, such as on the bracket, and the linkage is pushed upward to open the valve associated with each tray. The opened valves cause the trays to drain out their waste material, ultimately to a collection container.

Abstract: A liquid ejecting head is provided with a suction port capable of avoiding the return of mists, which have already been sucked through a suction port, back to the suction port. In view of this, the inner diameter of a suction tube for allowing liquid mists taken in through the suction port to pass is designed such that a meniscus is formed before a liquid droplet adhering to the inside of the suction tube grows enough to move toward the suction port.

Abstract: A liquid ejecting apparatus includes a liquid ejecting head and that includes nozzle openings through which liquid is ejected. A positioning abutting unit is arranged on an outer side of a region in which a plurality of the nozzle openings are formed. A cap main body is arranged so as to relatively move with respect to the liquid ejecting head. The cap main body has a side wall. A sealing member is accommodated inside the cap main body, comes into contact with the positioning abutting unit in a state of surrounding the region due to the relative movement of the liquid ejecting head and the cap main body, and forms a sealed space inside of the cap main body.

Abstract: There is provided a liquid discharge apparatus including: a liquid jet head having a liquid jet surface with a plurality of nozzles formed therein to jet a liquid, and being configured to move in a scanning direction; a head movement unit supplying the liquid jet head with a power for moving the liquid jet head in the scanning direction; a wiper configured to wipe off the liquid adhering to the liquid jet surface of the liquid jet head by moving relative to the liquid jet head; and a cleaning member formed of a material capable of absorbing the liquid, provided within a range for the liquid jet head to move in the scanning direction, and configured to contact with the liquid adhering to a lateral surface of the liquid jet head by a movement of the liquid jet head in the scanning direction.

Abstract: The present invention provides technology capable of suppressing a deposition of by-products in a substrate processing apparatus. When a process gas is supplied into a process vessel, an inert gas having a flow rate controlled by a flow rate controller is supplied to a first and second supply pipes through a third supply pipe, the inert gas of the first supply pipe is ejected into the process vessel by a first ejection part and the inert gas of the second supply pipe is ejected toward an inner wall surface by a second ejection part.

Abstract: A carriage 11 carrying a printhead 7 moves on a transverse axis X by a carriage moving mechanism 15, and is detected by a first sensor 18 at a standby position 11B at one end of the range of movement. When the carriage 11 is at the opposing position 11A, the printhead 7 and head frame 12 are moved vertically by the head moving mechanism 17, and are detected at the up position 12A by the second sensor 19. When the position of the printhead 7 and carriage 11 are unknown, the control unit 1a of the printer 1 executes a recovery process that moves the carriage 11 to the opposing position 11A side, detects when the carriage 11 becomes locked at the opposing position 11A, and determines the position of the carriage 11.

Abstract: A suction device for an ejection head provided with a nozzle includes a cap capable of sealing a nozzle surface provided with the nozzle, a decompression pump serving as a decompression device, and a suction passage provided between the cap and the decompression pump. The negative pressure level of the suction passage set by the decompression pump are controlled on the basis of a volume of the suction passage such that a liquid with which the ejection head has been filled is sucked out from the nozzle.

Abstract: A rapid prototyping apparatus includes a construction platform, a movable platform, a printing module, a cleaning and maintenance module, a construction material spreading element, a heater and a heat shield. A construction chamber is formed in the construction platform. The movable platform and the construction platform are movable relative to each other. The printing module is installed on the movable platform, and includes at least one printhead unit. The cleaning and maintenance module is installed on the movable platform. The construction material spreading element is installed on the movable platform for spreading a ceramic construction material to the construction chamber. After the ceramic construction material is spread in the construction chamber, the construction material is heated by the heater. After the printhead unit performs a printing operation, the printhead unit is cleaned and maintained by the cleaning and maintenance module.

Abstract: A nozzle face cleaning device and an image recording device includes: a wiping member; cleaning liquid adding means which adds a cleaning liquid to the wiping member; pressing means that brings the wiping member to which the cleaning liquid has been added, into pressure-contact with a nozzle face; and wiping means which makes the wiping member and an ejection head relatively move, and wipes the nozzle face. A cleaning liquid supply flow channel is opened to the air in a connected portion of the cleaning liquid supply flow channel and a cleaning liquid adding nozzle.