Abstract: There is provided head including: nozzle configured to discharge liquid by energy generating element; signal generator configured to generate, based on first and second data representing first and second driving waveform, time division multiplex signal including first and second portions of the first driving waveform, and third and fourth portions of the second driving waveform; and separator configured to separate first or second driving waveform signal representing the first or second driving waveform from the time division multiplex signal. The energy generating element is configured to be driven by the first or second driving waveform signal. In the time division multiplex signal, the third portion is aligned between the first and second portions and the second portion is aligned between the third and fourth portions. The time division multiplex signal is capable of transmitting the first and second data via single signal line.

Abstract: A head unit includes: a circuit substrate, a casing including a cover for defining an accommodation space that accommodates the circuit substrate, and a flow passage member of which a part is disposed in the casing, including a flow passage coupling portion. The cover has an intake port for sucking air from an outside of the cover to the accommodation space and an exhaust port for exhausting the air passing through the accommodation space, and the flow passage coupling portion is disposed outside the casing and disposed closer to the intake port than to the exhaust port.

Abstract: A laser processing device includes a setting device that sets an irradiation condition of laser light, and a first storage that stores the set irradiation condition. The setting device sets different irradiation conditions respectively for cells included in test cells. A verification device captures an image of the processing pattern and calculates luminance values for the cells respectively. The setting device sets at least one of the irradiation conditions for main processing, based on information on luminance values of the test cells extracted from the luminance values for the cells and based on the irradiation conditions set for the test cells.

Abstract: A droplet discharge apparatus includes a discharger, a suction device, a connector, and a collector. The discharger discharges droplets. The suction device sucks generated matter when the discharger discharges droplets. The connector connects the discharger with the suction device and includes a path through which the generated matter is to be sent in a suction direction from the discharger toward the suction device. The collector in the path collects the generated matter. The collector has a larger cross-sectional area to collect the generated matter than a cross-sectional area of the connector in at least one of the suction direction or in a direction orthogonal to the suction direction.

Abstract: A head cleaning device includes: a cleaning member that is long and comes into contact with nozzle surfaces of a first ejection head and a second ejection head arranged at intervals and cleans the nozzle surfaces; and a mover that moves, after completion of a previous cleaning and before start of a next cleaning, the cleaning member by a distance shorter than a path length from a portion that has cleaned the nozzle surface of the first ejection head to a portion that has cleaned the nozzle surface of the second ejection head up to the previous cleaning.

Abstract: It is hereby disclosed a method to print on porous substrate by a printer comprising: a print zone; a conveyor to receive a porous substrate on a loading zone and to move the porous substrate along a transport direction between the print zone and the loading zone; a print engine positioned on the print zone for ejecting printing fluid towards the porous substrate; wherein the method comprises ejecting printing fluid towards a front side the porous substrate and, by a controller, activating a vacuum source as to exert a vacuum on a back side of the porous substrate being the vacuum exerted while the porous substrate is within the print zone.

Abstract: A radiation-curable ink jet composition contains a polymerizable compound, a white pigment, and inorganic particles different from the white pigment. The polymerizable compound includes a monofunctional polymerizable compound. The content of the monofunctional polymerizable compound is 80 mass % or more with respect to the total mass of the polymerizable compound contained in the radiation-curable ink jet composition.

Abstract: A liquid discharge head includes a first component having a bonding face having a recess and a second component bonded to the bonding face of the first component. The recess includes a first recess to which an adhesive is applied and a second recess extending in an extending direction to connect the first recess and an outer peripheral end of the first component. The first recess includes an inner side face that is an interior of the first component. The second recess includes a first wall face and a second wall face opposed to the first wall face. The first wall face and the second wall face define side walls of the second recess in a width direction orthogonal to the extending direction of the second recess. The extending direction is inclined with respect to a perpendicular line perpendicular to the inner side face of the first recess.

Abstract: The present invention relates to flexible and stretchable UV and thermally curable dielectric ink compositions that can be thermo or vacuum formed. The flexible ink can form a stretchable dielectric coating having excellent adhesion. The dielectric ink compositions can be applied on a circuit board, such as a paper-phenolic resin board, plastic board (PMMA, PET or the like) or a glass-epoxy resin board, by screen printing or the like, followed by heat/UV curing. The compositions are suitable for use in applications such as a capacitive touch, in-mold forming, creating cross over insulation layers, and manufacturing electronic circuitry and devices.

Abstract: A liquid jetting apparatus includes: a casing; a tank configured to store liquid and having a first side wall and a second side wall which face each other, a rear wall, an inlet, and a connecting portion; a conveying mechanism configured to convey a recording medium along a conveying path extending in a first direction; a carriage configured to move in a second direction in which the first side wall and the second side wall face each other so as to define a movement area having a range in the second direction, the range of the movement area having first and second ends spaced apart in the second direction; a tube connected to the connecting portion; and a head mounted on the carriage and having a nozzle configured to jet the liquid onto the recording medium conveyed by the conveying mechanism.

Abstract: An inkjet printing system with a droplet measurement apparatus is described herein. The droplet measurement apparatus has a light source with a collimating optical system, an imaging device disposed along an optical path of the collimating optical system, and a droplet illumination zone in the optical path of the collimating optical system, the droplet illumination zone having a varying droplet illumination location, wherein the light source, the imaging device, or both are adjustable to place a focal plane of the imaging device at the droplet illumination location. The droplet measurement apparatus is structured to accommodate at least a portion of a dispenser of the printing system within the droplet illumination zone.

Abstract: A liquid ejecting head includes a line of first pressure chambers, a line of second pressure chambers, a line of nozzles including nozzles arranged in a first direction, first piezoelectric bodies, first individual electrodes, a first common electrode, second piezoelectric bodies, second individual electrodes, a second common electrode, a wiring member, a first individual line that electrically couples the first individual electrode to the wiring member, a first common line that electrically couples the first common electrode to the wiring member, a second individual line that electrically couples the second individual electrode to the wiring member, and a second common line that electrically couples the second common electrode to the wiring member.

Abstract: A three-dimensional object printer includes a head having a plurality of nozzles that discharge a liquid, a movement mechanism having an arm section that supports the head and having a plurality of joint sections provided on the arm section, a drive circuit that generates a drive signal to drive the head, a control circuit that generates a control signal to control supply of the drive signal to the head, a first cable for transmitting the drive signal from the drive circuit to the head, and a second cable for transmitting the control signal from the control circuit to the head. At least a part of the second cable is arranged along the arm section. The control signal is transmitted as a differential signal to the second cable.

Abstract: Embodiments include a method performed by a system operative to determine a condition related to a printed section printed by a shuttle-based printer. The method includes printing a portion of an image on a section of a medium, thereby providing a printed section. The section of the medium can have a size defined by at least a step size taken by the shuttle-based printer to advance the medium in a downstream direction. The method also includes scanning at least the printed section to capture a sample image of the printed section. The sample image can be captured by using an imager moving in a direction perpendicular to the downstream direction. The method also includes inspecting at least the sample image to determine a value indicative of a condition related to the printed section.

Abstract: A fluid ejection controller interface includes input logic to receive control data packets and a first clock signal, each control data packet including a set of primitive data bits and a set of random bits, wherein the input logic identifies the random bits in the received control data packets to facilitate the creation of modified control data packets. The fluid ejection controller interface includes a clock signal generator to generate a second clock signal that is different than the first clock signal, and output logic to receive the modified control data packets, and output the modified control data packets to a fluid ejection controller of a fluid ejection device based on the second clock signal.

Abstract: A system and method for creating latent image indicia that includes a variable mark. The latent image indicia is made of pigmented ink that can only be viewed when illuminated with a specific frequency of light. The pigmented ink is printed in a solid patch by a conventional printing process. The variable mark in the pigmented ink is created by laser ablation of the pigment. The laser ablation is done after the ink printing as a separate step.

Abstract: A memory circuit for a print component including a plurality of I/O pads, including an analog pad, to connect to a plurality of signal paths which communicate operating signals to the print component. The memory circuit includes a controllable selector connected in line with one of the signal paths via the I/O pads, the selector controllable to disconnect the corresponding signal path to the print component, and a memory component to store memory values associated with the print component. A control circuit, in response to a sequence of operating signals received by the I/O pads representing a memory read, to operate the controllable selector to disconnect the signal path to the print component to block the memory read of the print component, and provide an analog signal to the analog pad to provide an analog electrical value at the analog pad representing stored memory values selected by the memory read.

Abstract: It is possible to perform formation of a first pattern, a second pattern, a third pattern and a fourth pattern, a control unit is configured to execute first control and second control or first control and third control, the first control of forming a first patch in which the first and third patterns are disposed without performing conveyance operation, the second control of forming a second patch in which the first and second patterns are disposed and a third patch in which the third and fourth patterns are disposed and the third control of forming a fourth patch in which the first and fourth patterns are disposed and a fifth patch in which the second and third patterns are disposed.

Abstract: An inkjet recording apparatus includes a sheet conveyance portion, a pair of registration rollers, a recording portion, a plate portion, a suction roller, and an exhaust portion. The exhaust portion is disposed over an area from upstream of the recording portion to upstream of the pair of registration rollers with respect to the sheet conveyance direction and sucks air from above the conveyance belt and the plate portion in the direction away from the conveyance belt. The exhaust portion includes an exhaust hood and an exhaust fan. The exhaust fan guides the air in the exhaust hood through an air inlet into a recording portion housing and then passes the air through an exhaust outlet to discharge it via an air flow passage.

Abstract: An MFD is disclosed. For example, the MFD includes a printhead to dispense print material, an enhancement printhead to dispense an enhancement printing fluid, a processor and a non-transitory computer-readable medium storing a plurality of instructions. The instructions when executed by the processor cause the processor to perform operations that include determining that an automated enhancement feature was selected, analyzing each pixel of an image to be printed to determine one or more pixels that are to receive the enhancement printing fluid, controlling the printhead to print the image, and controlling the enhancement printhead to dispense the enhancement printing fluid on the one or more pixels that are to receive the enhancement printing fluid.