Abstract: A liquid ejecting apparatus includes a transport unit that transports a medium, an ejecting unit that ejects a liquid onto the medium in an ejection area, a mist-collecting unit that collects mist that occurs with the ejection of the liquid from the ejecting unit, and a contaminant-collecting unit that is formed upstream of the ejection area in a transport direction of the medium and that collects contaminants that have attached to the medium.

Abstract: A drive circuit for driving a capacitive load includes a power supply unit that boosts a single voltage and includes multiple voltage boosting circuits which generate power supply voltages different from each other; a drive circuit that amplifies an original drive signal based on a power supply voltage which is generated by at least one of the multiple voltage boosting circuits and generates a drive signal; in which the power supply unit controls the voltage boosting circuit, which generates the power supply voltage that is not used for amplification, to stop voltage boosting.

Abstract: The liquid discharge apparatus includes a liquid discharge head having nozzles formed therein, to discharge liquid from the nozzles and a cap to contact with or separate from the liquid discharge head to maintain the liquid discharge head. The liquid discharge head includes a common chamber connected to the nozzles, a liquid supply port provided at one end of the liquid discharge head in a longitudinal direction of the liquid discharge head to supply liquid to one end of the common chamber, and a liquid discharge port provided at another end of the liquid discharge head in the longitudinal direction to discharge liquid, which flows through the common chamber and is not discharged from the nozzles, from another end of the common chamber. The cap includes a drainage supply port to be connected with the liquid discharge port of the liquid discharge head with a connection path.

Abstract: A liquid discharge head includes a discharge unit that discharges a liquid as a result of electric energy being supplied to the discharge unit, a first wiring member that is joined to the discharge unit and that includes a plurality of first joining terminals each capable of transmitting the electric energy to the discharge unit, and a second wiring member that is electrically joined to the first wiring member and that includes a plurality of second joining terminals. At least three of the plurality of first joining terminals are inspection terminals that are short-circuited, and the second joining terminals are connected to contact terminals to each of which an external signal can be input.

Abstract: In an example, a fluid injection apparatus includes a printed circuit board including a conductor layer, a cover layer forming a surface of the printed circuit board, and a cavity. A printhead die may be embedded in a molding material in the cavity.

Abstract: In an implementation, a printhead includes a nozzle and a fluid channel. A sensor plate is located within the fluid channel. An impedance measurement circuit is coupled to the sensor plate to measure impedance of fluid within the channel during a fluid movement event that moves fluid past the sensor plate.

Abstract: A cleaning adapter cleans print heads in an installation for the printing of containers. The installation includes a printing machine having an inkjet print head and a transport system that moves the containers to be printed. The container is moved past the print head and, in so doing, is printed with liquid printing inks. The cleaning adapter is designed in such a way that it is introducible into the transport system in place of one of the containers to be printed and is moveable to the print head for cleaning purposes. The cleaning adapter comprises a container which is hollow in portions and has an opening. The cleaning adapter, in regions thereof in which the transport system acts thereon during transport, has an external form corresponding to the containers to be printed, so that the cleaning adapter is configured to be positioned utilizing the transport system.

Abstract: An inkjet recording method includes applying one or more drive pulses to a pressure generating device of a recording head including a nozzle plate, a liquid chamber, and discharging droplets of ink from the nozzle. Also, the following conditions 1 and 2 are satisfied. 1. The ink has a dynamic surface tension 10 mN/m or more greater than the static surface tension of the ink when the surface life length is 15 ms and 3 mN/m or more greater than the static surface tension of the ink when the surface life length is 1,500 ms, as measured by maximum bubble pressure technique at 25 degrees C. 2. At least one of the drive pulses has a voltage changing portion to draw in the ink, the voltage changing portion having a changing time of one third or more of the resonance period of the liquid chamber.

Abstract: A liquid supply apparatus is configured to have detachably installed therein a liquid container 51 including an ink bag 82 that is flexible at least in part and a flow channel member 91 that is in communication with the ink bag 82, and to supply a liquid held in the ink bag 82 to a liquid jet apparatus. The liquid supply apparatus includes an ink inlet portion 143 configured to be connected to the flow channel member 91 and to introduce liquid from the flow channel member 91 in a state where the flow channel member 91 is connected, and a first supporting portion 151 configured to support at least the flow channel member 91 of the ink container 51. The first supporting portion 151 is moveable between at least a connected position and a disconnected position of the flow channel member 91 and the ink inlet portion 143.

Abstract: An inkjet printing apparatus includes an ink tank, a print head, an ink flow passage, a degassing device, a circulation flow passage and a circulation pump. The print head discharges ink supplied from the ink tank through the ink flow passage. The degassing device is disposed midway in the ink flow passage and removes air from the ink. The circulation flow passage has two ends respectively connected to two sides of the degassing device. The circulation pump is disposed midway in the circulation flow passage and returns the ink flowing out of the degassing device to a position to flow in the degassing device. The ink flow passage between an outflow port from the circulation flow passage and an inflow port thereto and the circulation flow passage are formed such that the ink is movable at approximately a constant speed.

Abstract: In one example, a processor readable medium has instructions thereon that when executed cause a printer to: introduce an unsaturated printing fluid into a channel through which fluid may pass to a printhead; dispense unsaturated printing fluid with the printhead to remove air from the channel; and then introduce regular printing fluid into the channel; and dispense printing fluid with the printhead until regular printing fluid is dispensed from the printhead.

Abstract: The present invention relates to a method of manufacturing a decorative building board, including: ejecting active ray-curable ink from an ink jet recording head onto a building board that includes a base material selected from a metallic base material and a ceramic base material and an ink receiving layer arranged on the base material, the ink receiving layer being obtained by curing a resin composition and having an arithmetic average roughness (Ra) specified under JIS B 0601:2001 of from 0.4 ?m to 3 ?m, to thereby perform printing on the ink receiving layer; and irradiating the active ray-curable ink with an active ray from 2.2 seconds to 30 seconds after the active ray-curable ink lands on the ink receiving layer.

Abstract: A method of capping a plurality of printheads positioned in a staggered overlapping arrangement across a width of a media feed path. Each printhead has a respective capper. The method includes the steps of: moving the cappers towards respective printheads in a direction parallel to a media feed direction; and lowering the printheads onto their respective cappers. The cappers for neighboring printheads are moved in opposite directions towards their respective printheads.

Abstract: A method of slicing and printing multi-color 3D object is provided. The method includes following steps of: loading a coordinate information and a color information of a multi-color 3D object; executing a slicing process to generate a plurality of object printing slices and a plurality of object images; generating a plurality of pollution-blocking printing slices and making each pollution-blocking printing slice partially overlap an edge of the same-layer object printing slice; controlling a modeling nozzle of a multi-color 3D printer to print the object printing slices layer by layer, printing each pollution-blocking printing slice partially overlapping the same-layer object printing slice after the same-layer object printing slice is printed, and controlling a coloring nozzle of the multi-color 3D printer to color each of printed object printing slice after the same-layer pollution-blocking printing slice is printed.

Abstract: An inkjet head cleaning apparatus 1 that moves an inkjet head 10 from a printing position P1 to a cleaning position P2 to perform cleaning, the inkjet head cleaning apparatus 1 comprising a conveying means 20 for conveying the inkjet head 10 between the printing position P1 and the cleaning position P2 and a cleaning means 30 for cleaning a discharge surface 12 of the inkjet head 10 conveyed to the cleaning position P1, wherein the conveying means 20 changes the orientation of the inkjet head 10 such that the orientation of the discharge surface 12 of the inkjet head 10 is different in the printing position P1 and in the cleaning position P2.

Abstract: Examples of a printhead assembly are disclosed herein. An example of the printhead assembly includes a die to print, a base member, and at least one electrode. The electrode may be used to provide a charge to attract and collect particles that would normally otherwise interfere with operation of the die.

Abstract: Provided is a technique capable of reducing the possibility that liquid reaches a visual check face. A liquid container includes a liquid retaining portion that can retain liquid and has an injection port forming face in which a liquid injection port is arranged, a visual check face that intersects the injection port forming face and through which a liquid surface in the liquid containing portion can be visually checked from the outside, and a container guiding path that guides the liquid existing in the injection port forming face in a direction different from a direction toward the visual check face.

Abstract: A printer system comprising a printer having a printhead operatively installed therein, the printer including a housing having opposing thumb screws extending outwardly therefrom, and a mount comprising a printer bracket having opposite printer bracket side members each terminating in a distally extending side member leg configured for attachment to the rail, the printer bracket side members each further having a mounting slot formed therein with a vertical slot portion and at least one horizontal slot portion and a rail bracket having a rail bracket top member with opposite substantially downwardly extending rail bracket side members terminating in outwardly extending side member legs configured for attachment to the rail, whereby the printer is received within the mount and selectively positioned therein as by engaging the thumb screws within the mounting slots so as to position the printhead as desired beneath the rail bracket top member.

Abstract: A printer includes a base platform that has a support surface on which a medium is mounted, and a liquid ejecting unit, which is capable of moving relatively in a direction that runs along the support surface, and which performs a recording operation on the medium from a recording head that moves along the support surface in a direction that intersects the direction. The base platform includes a first power source device, and first control substrate that controls operation of the base platform on the basis of the first power source device, and the liquid ejecting unit includes a second power source device, and a second control substrate that controls operation of the liquid ejecting unit on the basis of the second power source device.

Abstract: In a printing apparatus, ink mist resulting from ink discharge is suctioned by a fan and moves along a flow path (recovery path) formed by alternating ribs in a recovery unit, and the ribs have a width becoming increasingly smaller as a downstream side of the flow path (recovery path) is approached.