Abstract: Provided are a print head and a method of manufacturing a print head which can reduce the number of parts and simplify the manufacturing process. A method includes: preparing first and second lid members as a lid member, the first lid member including a supply port through which an accommodation chamber can be supplied with a liquid, the second lid member not including the supply port; manufacturing a first print head by joining the first lid member to a housing, the first print head configured to eject the liquid from ejection ports with the accommodation chamber supplied with the liquid through the supply port; and manufacturing a second print head by joining the second lid member to the housing, the second print head being detachably attachable to a printing apparatus and configured to eject the liquid from the ejection ports without the accommodation chamber supplied with the liquid.

Abstract: An object is to provide a liquid ejection head thinner than ones in the prior art even in a case where multiple flow channels are arranged. In a state where the liquid ejection head is in use, a first upstream flow channel has a first region being located above the first downstream flow channel vertically and being where a sectional area of the first upstream flow channel becomes smaller and smaller downwards vertically. The second upstream flow channel has a second region being located above the second downstream flow channel vertically and being where a sectional area of the second upstream flow channel becomes smaller and smaller downwards vertically. In a view seen in the first direction, the first downstream flow channel and the second downstream flow channel do not overlap with each other, while the first region and the second region overlap with each other.

Abstract: A flow cytometer capable of easily and reliably providing flow cytometry results without requiring a special trained technician is provided. The flow cytometer 10 includes an input unit 60 that receives an input of information for specifying a measurement item, a condition selection unit 71 for selecting a measurement condition from among one or a plurality of measurement conditions corresponding to information for specifying the measurement item received by the input unit 60, and a measurement unit 65 having a flow cell 20 through which a particle-containing liquid containing particles in the sample passes, wherein the measurement unit 65 optically measures particles of the particle-containing liquid flowing through the flow cell 20 in accordance with the measurement condition selected by the condition selection unit 71.

Abstract: A battery pack includes: a plurality of stacked batteries; a holding member (a first end block and a second end block) which extends in an intersecting direction (a width direction Y) intersecting a stacking direction X of the plurality of batteries at an end portion along the stacking direction X and holds the plurality of batteries; a control unit (a controller unit) which controls the plurality of batteries; an input/output unit (a junction unit) which is provided along the stacking direction X and to and from which power of the plurality of batteries is input and output via the controller unit; and a fastening member (a fastening bolt) which directly fastens the first end block and the second end block and a housing (a case) of the junction unit.

Abstract: A battery pack 1 includes: a plurality of stacked batteries 100; a spacer (a cell spacer 202, a first intermediate spacer 203, and a second intermediate spacer 204) which is provided between the batteries 100 adjacent to each other along the stacking direction X of the battery 100 and holds the adjacent batteries 100; and a holding member (a first side plate 231 and a second side plate 232) which holds the plurality of batteries 100 along the stacking direction X. For example, the cell spacer 202 includes a convex portion 202a projecting from the battery 100 toward, for example, the second side plate 232. For example, the second side plate 232 includes an accommodating portion 232d having a recessed depression to accommodate the convex portion 202a.

Abstract: Provided is a cartridge including: an absorber configured to hold a liquid; a tank including an opening and an absorber chamber, wherein the absorber is accommodated in the absorber chamber; a lid member joined to the opening of the tank; and a partition member disposed between the absorber and the lid member located inside the absorber chamber, and including a protruding portion. The protruding portion of the partition member abuts on the absorber, and the lid member and the partition member are separate members.

Abstract: A cartridge includes an absorber to retain a liquid, a tank including an opening and an absorber chamber to hold the absorber, a lid member joined to the opening of the tank and including an air communication port communicating with atmosphere, and a partition member arranged between the lid member located inside the absorber chamber. The lid member includes a first protrusion to protrude toward the partition member, and the first protrusion is formed to surround the air communication port. The partition member includes a groove to be connected to the absorber chamber and a second protrusion to face the first protrusion. A communication path communicating with the air communication port is formed between the first protrusion and the second protrusion. In other words, it has the potential to contribute to the achievement of a sustainable society, such as a decarbonized society/circular society.

Abstract: A battery having stacked batteries tied with holding members and mounted on a mounting object, wherein at least a battery bottom face is covered with an insulation member; the battery bottom face is opposite the mounting object's side; and the holding members have end members at both ends of the batteries in a stacking direction, and side members to surround, together with the end members, the batteries. Each of the end members has, on the mounting object's side, a first area having a main part, and a second area at first legs and protrudes towards the mounting object's side beyond the first area and the battery bottom face. The end member has a second area located on both sides of the first area. A spacer located between the plurality of stacked batteries protrudes towards the mounting object's side beyond the third area and the battery bottom.

Abstract: Provided is a storage container for a liquid cartridge, including: a main body having a storage portion in which to store the liquid cartridge, and an opening portion through which to put the liquid cartridge in and out; and at least one first rib being flexible and arranged in a gap space formed between the storage portion and the liquid cartridge in a state where the liquid cartridge is stored in the storage portion, the at least one first rib being arranged in the gap space so as to protrude in a direction along an inner surface of the storage portion and in an inward direction from the inner surface of the storage portion and extend from around a bottom of the storage portion facing the opening portion toward the opening portion.

Abstract: A method of producing a nitrided cut tap that includes a nitrogen diffusion layer. The method includes (a) a nitriding step for forming the nitrogen diffusion layer in which nitrogen atoms contained in an atmospheric gas are diffused from a surface of a base material of the cut tap under heat, such that the nitrogen diffusion layer has a thickness ranging from 10 ?m to 30 ?m; and (b) a honing step for rounding a cutting edge portion by colliding abrasive particles against a local part of the cutting edge portion of the base material of the cut tap that has been subjected to the nitriding step, such that a difference between a thickness of the nitrogen diffusion layer in the cutting edge portion and a thickness of the nitrogen diffusion layer in flank and rake surfaces sandwiching the cutting edge portion, is not larger than 5 ?m.

Abstract: A substrate includes first and second sides, the first side being flat, the second side including upper and lower sides, the lower side protruding from the upper side to form a step. An optical function layer is on a top of the substrate, the optical function layer including first and second end faces, the first end face being flush with the first side, the second end face being flush with the upper side of the second side. A first film continuously covers the first end face and the first side. A second film is different in reflectance from the first film, the second film continuously covering the second end face and the upper side. A first electrode is electrically connected to a top of the optical function layer. A second electrode is electrically connected to a bottom of the optical function layer.

Abstract: Provided is a battery pack capable of improving load resistance of a reinforcing part and protecting battery cells inside a case. The battery pack 100 includes a reinforcing part 30 that is in contact with a bottom wall 10e of the case 10. The reinforcing part 30 extends in one direction D1 along the bottom wall 10e, and has dimensions d1, d2 in directions orthogonal to the one direction D1 that are larger than thickness t of side walls 10a, 10b, 10c, 10d of the case 10 and of the bottom wall 10e. The reinforcing part 30 has a pair of end fixed parts 31 that are fixed to both ends of the battery module 20 in the one direction D1, and an intermediate fixed part 32 between the pair of end fixed parts 31 and fixed to the battery module 20 or the case 10.

Abstract: A multi-terraced structure includes three or more sections with different thicknesses and adjacent to each other in a direction in which an optical waveguide extends. An adjacent pair of the three or more sections includes one section smaller in thickness and closer to an end face of the semiconductor multilayers and another section larger in thickness and farther from the end face of the semiconductor multilayers. The three or more sections include: a first section with a smallest thickness, including the lowermost layer; a second section adjacent to the first section, including the lowermost layer and additionally a stress relief layer composed of a material equal to or lower than Au in Young's modulus; and a third section with a largest thickness, including all layers from the uppermost layer to the lowermost layer.

Abstract: A steering module includes a steering wheel which is provided in front of a driver seat, a column cover which is provided on a vehicle front side of the steering wheel, extends in a forward and rearward direction of a vehicle, and has a functional component mounting region in at least one of an inner inside and an upper portion thereof, and a meter member which is formed integrally with the column cover and includes a main display portion disposed at a position spaced apart from the column cover.

Abstract: A device includes: a laminate including first and second regions adjacent to respective both sides of an isolation groove; a mesa stripe structure adjacent to the first region on the laminate and extending in the first direction; a bank structure adjacent to the second region on the laminate and extending in the first direction; and an electrode pattern. The isolation groove has an inner surface including a first wall surface adjacent to the first region, a second wall surface adjacent to the second region, and a bottom surface between the first and second regions. The ridge electrode extends from the side of the mesa stripe structure, along a second direction, toward the bank structure, and not beyond the second wall surface. The connection electrode is narrower in width in the first direction than any one of the ridge electrode and the pad electrode.

Abstract: A smear system includes smear preparing apparatus that prepares a smear slide and a smear transporting apparatus that transports the smear slide to a smear-image capture apparatus. The smear preparing apparatus includes: a smear preparation part that smears a sample on a slide; and a smear arrangement part that places smear slides in a smear container. The smear transporting apparatus includes: a smear-container transport part that transports the smear container with the smear slides; an identification-information acquisition part that acquires identification information on whether image capturing by the smear-image capture apparatus is necessary, from each of the smear slides accommodated in the smear container positioned on a transport path of the smear-container transport part; and a smear transfer part that transfers the smear slide whose image is to be captured to the smear-image capture apparatus on the basis of the identification information acquired by the identification-information acquisition part.

Abstract: A battery module including a plurality of battery cells that prevents the movement of the battery cells due to impact and has excellent cooling performance of the battery cells includes a battery cell group including a laminate of a plurality of flattened rectangular battery cells stacked in a thickness direction of the battery cells, and a housing storing the battery cell group. The battery cell group includes a plurality of cell holders configured to hold the individual battery cells from both sides in the thickness direction, and a plurality of side plates disposed at both ends of the plurality of battery cells in a width direction via the plurality of cell holders. Each of the cell holders has a restriction portion configured to restrict movement of the corresponding battery cell in a direction intersecting the thickness direction, and fixing portions that engage with the side plates.