Abstract: A liquid storage container capable of storing liquid containing a precipitation component and externally supplying the liquid allows the liquid to be externally supplied to have a uniform precipitation component concentration. The liquid storage container can store liquid containing a precipitation component and externally supply the liquid and includes a storage portion that stores the liquid, a supply port that opens to the outside of the storage portion, a pipe having one end connected to the supply port and the other end connected to a suction port that opens to the inside of the storage portion, and an agitation member provided near the suction port for agitating the liquid stored in the storage portion.

Abstract: An ink supply device includes: a main tank that stores ink; a sub-tank that stores the ink supplied from the main tank and supplies the ink stored to a plurality of inkjet heads connected; and a heater that heats the ink before the ink flows into the sub-tank, wherein the heater includes a plurality of ink outlet ports that can supply the ink with different temperatures to the sub-tank midway in a flow path of the ink to be heated.

Abstract: A printing apparatus includes a printing unit, a frame, a cover configured to open and close relative to the frame, and an open-close mechanism. The open-close mechanism includes a base attached to the frame, a holder attached to the base, a shaft attached to the holder, an arm attached to the shaft, the cover being attached to the arm, and a lockscrew configured to fix the holder to the base. The base includes an attachment hole used to attach the holder to the base, and a protrusion protruding toward the holder. The holder includes a holder hole overlapping with the attachment hole, and a guide hole into which the protrusion is inserted. The guide hole is an elongated hole elongated in one direction. The holder hole is an elongated hole elongated in the one direction. The lockscrew is inserted into the attachment hole and the holder hole.

Abstract: A liquid storage container includes a liquid absorber to absorb and hold a liquid, a storage portion storing the liquid absorber, a lid member having ribs, an air communication port provided in the lid member, and a liquid holding path. The storage portion has an opening facing a first surface of the liquid absorber and to be covered by the lid member. The ribs are in contact with the first surface when the lid member covers the opening. The air communication port communicates air to an internal space of the storage portion. The liquid holding path is provided on a rib adjacent to the air communication port and extends toward the lid member from a contact surface of the adjacent rib. The liquid holding path holds a liquid that has oozed from the first surface of the liquid absorber.

Abstract: A liquid discharge head includes: multiple pressure chambers respectively communicating with multiple nozzles from each of which a liquid is discharged; a diaphragm defining a part of a wall of the multiple pressure chambers; an electromechanical conversion element attached to the diaphragm, the electromechanical conversion element configured to deform the diaphragm to discharge the liquid in the multiple pressure chambers through the multiple nozzles in a discharge direction; a damper film having a first surface and a second surface opposite to the first surface; a channel substrate including: a common chamber communicating with each of the multiple pressure chambers; and a first bonding portion bonded to the first surface of the damper film; and a damper substrate including a second bonding portion bonded to the second surface of the damper film.

Abstract: In a board that includes a plurality of contact portions that are arranged to contact corresponding apparatus-side terminals when the board is mounted in a printing apparatus, some contact portions are disposed in a first region, and the remaining contact portions are disposed in a second region. The some contact portions include a first contact portion, a second contact portion, a third contact portion, and a fourth contact portion. The remaining contact portions include a fifth contact portion. The some contact portions are arranged in a first pattern in the first region and the remaining contact portions are arranged in a second pattern in the second region, and the first pattern is asymmetrical to the second pattern with respect to a first virtual line.

Abstract: Provided is an ink set for security image recording comprising an infrared-absorbing ink jet ink which contains a polymerizable compound and an infrared absorbing dye and in which a maximum value of an absorbance in a wavelength range of 750 nm to 1,000 nm is larger than a maximum value of an absorbance in a wavelength range of 400 nm to 750 nm, and color ink jet inks which each contain a polymerizable compound and a colored colorant and satisfy a ratio of a maximum value of an absorbance of each of the color ink jet inks in a wavelength range of 750 nm to 1,000 nm to the maximum value of the absorbance of the infrared-absorbing ink jet ink in a wavelength range of 750 nm to 1,000 nm of 0.10 or less. Also provided are applications of the ink set.

Abstract: An inkjet recording apparatus includes an ink tank, a recording head, a monitor, an operation panel, and a controller. The ink tank forms an ink chamber and including an injection inlet. The recording head ejects ink from the ink chamber to record an image on a sheet. The operation panel receives user input. The controller controls operation of the recording head, the monitor, and the operation panel. The controller performs receiving a completion signal indicating completion of ink injection, decision processing deciding whether an initial processing has been completed, and inquiry processing based on receipt of the completion signal.

Abstract: The technique provided enables, when first ink is precured and second ink is ejected thereon, ensuring sufficient adhesion of the second ink via a primer. A printer includes a transport mechanism, a primer ejection head, a second light irradiator, a white-ink ejection head, a color-ink ejection head, and a controller. The controller controls the amount of primer ejected to a unit region of a continuous base material by the primer ejection head, the amount of white ink ejected thereto by the white-ink ejection head, and the amount of color ink ejected thereto by the color-ink ejection head. The controller determines a first primer amount based on the amount of white ink and determines a second primer amount based on the amount of color ink. The controller then determines an ultimate primer amount based on the sum of the first primer amount and the second primer amount.

Abstract: In a board that includes a plurality of contact portions that are arranged to contact corresponding apparatus-side terminals when the board is mounted in a printing apparatus, some contact portions are disposed in a first region, and the remaining contact portions are disposed in a second region. The some contact portions include a first contact portion, a second contact portion, a third contact portion, and a fourth contact portion. The remaining contact portions include a fifth contact portion. The some contact portions are arranged in a first pattern in the first region and the remaining contact portions are arranged in a second pattern in the second region, and the first pattern is asymmetrical to the second pattern with respect to a first virtual line.

Abstract: In a board that includes a plurality of contact portions that are arranged to contact corresponding apparatus-side terminals when the board is mounted in a printing apparatus, some contact portions are disposed in a first region, and the remaining contact portions are disposed in a second region. The some contact portions include a first contact portion, a second contact portion, a third contact portion, and a fourth contact portion. The remaining contact portions include a fifth contact portion. The some contact portions are arranged in a first pattern in the first region and the remaining contact portions are arranged in a second pattern in the second region, and the first pattern is asymmetrical to the second pattern with respect to a first virtual line.

Abstract: A printing liquid container includes first and second members having a supply port and a valve, respectively. The members rotate with respect to each other between first and second states. The valve closes and opens the supply port in the first and second states, respectively. The first and second members have first and second fitting portions, respectively. The fitting portions fit to a fitted portion of a tank in the first state. The second fitting portion allows rotation of the second member with respect to the fitted portion when the first fitting portion are fitted to the fitting portion. The first member does not rotate together with the second member due to fitting between the fitted portion and the first fitting portion. The second member cannot be removed from the fitted portion due to fitting of the second fitting portion to the fitted portion in the second state.

Abstract: An inkjet printing process and an ink set for forming an image on a substrate by applying a plurality of inkjet inks of the ink set on the substrate. The plurality of inkjet inks include at least a first ink and a second ink, each ink comprising: a pigment and a block copolymer dispersant for dispersing the pigment. The block copolymer dispersant includes a first block and a second block where the second block is formed using at least one monomer M2, which monomer M2 is selected from the group consisting of a methacrylate and an acrylate, and where the monomer M2 is an anchoring monomer for anchoring to the pigment.

Abstract: In a board that includes a plurality of contact portions that are arranged to contact corresponding apparatus-side terminals when the board is mounted in a printing apparatus, some contact portions are disposed in a first region, and the remaining contact portions are disposed in a second region. The some contact portions include a first contact portion, a second contact portion, a third contact portion, and a fourth contact portion. The remaining contact portions include a fifth contact portion. The some contact portions are arranged in a first pattern in the first region and the remaining contact portions are arranged in a second pattern in the second region, and the first pattern is asymmetrical to the second pattern with respect to a first virtual line.

Abstract: A printing apparatus includes a printing head that includes a plurality of nozzles, each of which ejects an ink pushed out from a pressure chamber by driving of an actuator, a display unit, a detector that generates a residual vibration in the pressure chamber by imparting, to the actuator, a predetermined drive signal that prevents the nozzle from ejecting the ink, and, based on the residual vibration, performs, for each of the plurality of nozzles, defective nozzle detection processing of detecting a defective nozzle having ejection failure, and a display control unit that causes the display unit to display defective nozzle information including a position, in the printing head, of the defective nozzle detected by the detector.

Abstract: A cartridge configured to be mounted on a tape printer, the cartridge including a cartridge case, in which the cartridge case is provided with a tape feed port through which a tape fed from an accommodated tape roll is fed out of the cartridge case, a tape insertion port into which the tape is configured to be inserted in a first direction from one end portion in a width direction of the tape, and a tape guide that is positioned in the first direction with respect to the tape insertion port and guides feeding of the tape by the tape printer, the tape guide is provided with a protruding portion that comes into contact with the tape, and a tape guide chamfered portion is provided at an end portion of the protruding portion in a second direction opposite to the first direction.

Abstract: Embodiments of the present disclosure generally relate to optical devices. More specifically, embodiments described herein relate to optical devices and methods of manufacturing a patterned optical device film on an optical device substrate. According to certain embodiments, an inkjet deposition process is used to deposit a patterned inkjet coating layer on the optical device substrate. A deposition process may then be used to deposit an optical device material on the patterned inkjet coating and the optical device substrate. The patterned inkjet coating on the optical device substrate may then be washed with an appropriate detergent to lift-off the patterned inkjet coating layer from the optical device substrate to form the patterned optical device film.

Abstract: A printing system and method of inspecting drop ejection in a printing system is disclosed. The method includes capturing an image of each of a plurality of drops of a print material after ejection from an ejector of a printing system, creating a temporally averaged image from each image of the plurality of drops of print material, and classifying one of the plurality of drops of print material based on the temporally averaged image that was created. The use of a pretrained convolutional neural network for classifying one of the plurality of drops and comparing the temporally averaged image to another temporally averaged image to classify one of the plurality of drops may be employed. The printing system also includes a camera with a high-speed shutter where the shutter is synchronized to an ejector pulse, and a video analytic framework coupled to the ejector and the camera configured to generate a jetting result for each of the one or more drops of liquid print material.

Abstract: A recording apparatus includes a conveyance unit, a carriage, a recording head, a frame, and a guide member. The conveyance unit conveys a sheet in a conveyance direction. The carriage moves in a scanning direction crossing the conveyance direction and has a first abutment portion and a second abutment portion higher in position than the first abutment portion. The recording head is mounted on the carriage, arranged to face a sheet conveyed by the conveyance unit, and ejects a liquid onto the conveyed sheet to record an image. The frame has a first sliding portion in abutment with the first abutment portion and has a second sliding portion in abutment with the second abutment portion. The guide member supports the carriage and is fixed to the frame at a position separated from the first sliding portion.

Abstract: In a method for manufacturing a display panel according to an embodiment, a first anisotropic conductive layer is formed by ejecting a first anisotropic conductive layer forming material in order to bond the circuit board to the display panel, a reinforced curing layer is formed by ejecting a reinforced curing layer forming material onto a side surface of the first anisotropic conductive layer, a second anisotropic conductive layer is formed by ejecting a second anisotropic conductive layer forming material to an inner side of the second anisotropic conductive layer and the reinforced curing layer in order to bond the display drive integrated circuit, and a pixel is formed by ejecting a material for pixel printing to an inner side of the second anisotropic conductive layer for fixing the display drive integrated circuit.