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: Provided is a consumable package assembly including a consumable container and an outer packaging portion. The consumable container includes a chip, and the outer packaging portion includes an accommodating portion for accommodating the consumable container. The outer packaging portion includes a first through hole configured to expose at least a part of the chip, and a second through hole configured to expose at least apart of the accommodating portion so as to position the consumable container. Operation to the chip on the consumable container can be performed without removing the outer packaging portion so as to avoid scrapping of the outer packaging portion, thereby reducing the procedures of the production or the reprocessing and resulting in lower cost and higher efficiency. The second through hole is configured to prevent the unfixed position of the consumable container in the outer packaging portion from resulting inaccurate operation to the chip.

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 device outputs a first low voltage to a first terminal at a first timing in a period in which a voltage input to a second terminal is a high voltage. After outputting the first low voltage, the device outputs a second high voltage to the first terminal at a second timing in a period in which the voltage input to the second terminal is a low voltage. After outputting the second high voltage, the device outputs a second low voltage to the first terminal at a third timing in a period in which the voltage input to the second terminal is a high voltage.

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 liquid holding member includes a bottom surface, and a plurality of convex portions projecting from the bottom surface. Each of the convex portions includes a plurality of surfaces. The convex portions are molded integrally with the bottom surface.

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 cartridge includes a liquid container and an adaptor. The liquid container has a liquid storage containing a liquid to be supplied to a printing apparatus, a liquid supply section configured to supply the liquid contained in the liquid storage to a liquid introduction section, and an adaptor mounting section. The adaptor is mounted on the adaptor mounting section and has a terminal placement section in which a cartridge-side terminal electrically connected to an apparatus-side terminal is disposed and an insertion aperture through which the liquid introduction section passes. The adaptor mounting section is provided with a mounting mechanism for mounting the adaptor, which has a predetermined constant shape.

Abstract: A print material storage container has: a substrate on which an electric circuit having terminals is provided; a fixing portion on which the substrate can be mounted by re-fixing; and a fixing member that fixes the fixing portion and a non-terminal portion, which is formed by excluding the terminals from the substrate, to each other. The non-terminal portion includes a re-fixed portion, which can be re-fixed to the fixing portion by the fixing member.

Abstract: A liquid storage body includes: a bag part being flexible and configured to store a liquid therein; a liquid outlet part attached to a first end portion of the bag part and configured to discharge to a liquid jetting apparatus stored the liquid in the bag part; and a channel part disposed inside the bag part and configured to let the liquid flow to the liquid outlet part, in which both ends of the channel part are connected to the liquid outlet part, a first area of the channel part is located near a second end portion of the bag part located farthest from the first end portion, and the channel part has a liquid inlet portion through which to take the liquid inside the bag part into the channel part.

Abstract: There is provided a tank including: a casing; a liquid chamber including first and second chambers; a communicating channel configured by first, second, and third communicating channels; a liquid inlet port; a first communicating port; a second communicating port; an atmosphere open port; a liquid outflow port; and a gas-liquid separating membrane provided in the third communicating channel and blocking flowing (distribution, circulation) of liquid in the third communicating channel. A first end of the second communicating channel is communicated with the second chamber, and a second end of the second communicating channel is communicated with an end of the first communicating channel. A first end of the third communicating channel is communicated with the second end of the second communicating channel, and a second end of the third communicating channel is communicated with the atmosphere open port.

Abstract: A liquid storage container includes: a discharge port member including a discharge port through which liquid stored in a storage portion is discharged and a coupling portion in which a male thread portion is arranged on the outside; and a cover portion including a female thread portion on the inside and configured to be attachable to the discharge port member, the female thread portion configured to be screwed to the male thread portion, in which the male thread portion is discontinuous in the coupling portion.

Abstract: An image-forming device includes: a main casing to which a consumable having a consumable memory is attachable; a main memory; a communication interface; and a controller. The main memory is capable of storing: common identification information representing an image-forming device group including the image-forming device and another image-forming device; and settings information including a setting related to an operation of the image-forming device. The controller is configured to perform: in response to determining that the common identification information is stored in the main memory, an acquisition process; and a storage process. In the acquisition process, the controller acquires, from an external device via the communication interface, settings information stored in a main memory of the other image-forming device included in the image-forming device group corresponding to the common identification information.

Abstract: A liquid storage container includes: a discharge port member including a discharge port through which liquid stored in a storage portion is discharged; a cover portion configured to be attachable to the discharge port member and to be capable of opening and closing the discharge port; and a sealing portion formed of a contact portion between the cover portion and the discharge port member. The cover portion includes a groove structure between an outer periphery of the cover portion and the sealing portion.

Abstract: A printing apparatus includes a support member having a bearing portion, and includes a locking member including a shaft portion fitted to the bearing portion and a biasing member arranged to bias the support member and the locking member in a first direction. The support member supports a printing member that prints on a printing medium. The locking member is pivotally mounted to the support member. The shaft portion is a pivot center. The locking member fixedly holds the printing member relative to the support member. The first direction forms an angle from 0 degree to smaller than 45 degrees relative to an upper surface of the printing member in a first state in which the printing member is fixedly held relative to the support member by the locking member. Movement of the shaft portion fitted to the bearing portion in the first direction is restricted by the biasing member.

Abstract: There is provided a tank including a liquid storage chamber and an outlet. The liquid storage chamber includes a base portion and a protruding portion, the base portion includes a first lateral wall and a second lateral wall which faces the first lateral wall in a left-right direction, the protruding portion protrudes from the second lateral wall in a direction away from the first lateral wall in the left-right direction, and the left-right direction is defined based on a usable posture in which the tank is disposed such that a lower surface of the liquid storage chamber is located below an upper surface of the liquid storage chamber. A distance between the outlet and the second lateral wall in the left-right direction is smaller than a distance between the outlet and the first lateral wall in the left-right direction.

Abstract: An inkjet recording apparatus includes an ink tank including an ink storage chamber configured to store ink to be supplied to a recording head configured to discharge ink. An injection portion is provided through which ink is injected from an ink bottle into the ink storage chamber. An ink reception portion is configured to receive ink inside the injection portion. A communication portion is configured to communicate with the ink storage chamber inside the injection portion. A guide portion is configured to guide ink received by the ink reception portion to the communication portion.

Abstract: A liquid container refillable with liquid to be supplied to a printer includes a bag; a liquid supplying port member having a liquid supplying port; a liquid supply flow passage provided inside the liquid supplying port member; a liquid filling flow passage branching off from the liquid supply flow passage; and a communication port provided inside the liquid supplying port member and being in communication with the liquid filling flow passage and facing an internal surface of the bag. The bag is fixed to the liquid supplying port member such that a gap is formed between the bag and the peripheral portion of the communication port due to a flow of the liquid from the liquid supply flow passage to the liquid filling flow passage, the gap being in communication with the liquid containing portion through the communication port.

Abstract: According to one aspect, the disclosure provides an image recording apparatus including a liquid supplying device. The liquid supplying device includes a tank, a cartridge, an atmospheric communication portion, and a recording portion. The tank has a second storage chamber configured to store liquid, a liquid passage in communication with the second storage chamber, and a gas passage in communication with the second storage chamber. The atmospheric communication portion includes a buffer tank defining a buffer chamber configured to store gas, a single communication flow passage allowing the buffer chamber to communicate with the second storage chamber, and an air communication passage allowing the buffer chamber to communicate with an atmosphere. When the cartridge is attached to the tank, the buffer chamber is positioned below the first storage chamber and the second storage chamber is positioned below the buffer chamber.

Abstract: An image forming apparatus includes: an ink-jet head including a storage that stores phase transition ink, the ink-jet head forms an image on a recording medium by ejecting the phase transition ink; and one or more hardware processors. The one or more hardware processors change a driving condition of the ink-jet head for a case of ejecting the phase transition ink on a basis of a first reading result of a pattern image formed by the ink-jet head; estimate occurrence of a state change of the phase transition ink in the storage when the driving condition that is changed satisfies a predetermined condition; and determine whether a lifetime of the ink-jet head is over in accordance with whether the occurrence of the state change is estimated.

Abstract: An ink supplying device includes: an attachment unit to which a cartridge for storing ink to be supplied to an inkjet head of a printing apparatus is attached and in which an internal flow path is formed for the ink stored in the cartridge to flow; an external tube that is connected to the internal flow path of the attachment unit and circulates the ink; and a base portion that supports the attachment unit and a part of the external tube. The attachment unit is supported by the base portion so as to be rotatable in a direction around a predetermined central axis. The external tube is disposed in a curved state from a connecting portion connected to the internal flow path to a supported portion supported by the base portion and is provided such that the curved state changes in accordance with the rotation of the attachment unit.

Abstract: An ink pack configured to supply an ink to an ink-consuming apparatus includes a first pack configured to contain the ink, an ink supplying section provided to the first pack, the ink supplying section being configured to supply the ink to the ink-consuming apparatus, and a second pack configured to accommodate the first pack. The first pack and the second pack are separable.

Abstract: A liquid housing container includes a container main body including a housing chamber for housing liquid therein; and a feeding port for feeding the liquid to the housing chamber, and a plug member that is attachable to and detachable from the container main body and seals the feeding port, the plug member including a cover portion for covering the feeding port from an outer side of the container main body in a mounting state, in which the plug member is mounted to the container main body, and a protruded portion that protrudes from the cover portion to an inner side of the feeding port. The protruded portion includes a liquid holding portion that is provided at a position including a distal end surface of the protruded portion and is capable of holding the liquid by capillary force.

Abstract: A liquid cartridge includes: a valve unit configured to be movable to a position to close the atmosphere communication hole and a position to open the atmosphere communication hole; and a lever configured to fix the valve unit to the position to close the atmosphere communication hole by pressing the valve unit and configured to be capable of moving the valve unit to the position to open the atmosphere communication hole by removing the pressing against the valve unit, wherein the lever is configured to remove the pressing against the valve unit by moving in a direction intersecting a direction in which the valve unit moves.

Abstract: The liquid storage unit includes a rectangular parallelepiped case having an open upper surface and a liquid storage pack including a rectangular parallelepiped adapter. The liquid storage pack is detachably housed in the case, the case includes a convex portion that protrudes from the inner side surface along a first direction perpendicular to a bottom surface, the adapter includes a concave portion that is formed on the outer side surface along a first direction and open to the lower surface, and the concave portion can engage with the convex portion in a second direction perpendicular to the first direction and parallel to the inner side surface, and is formed asymmetrically with respect to a surface that passes through the center of the adapter in the first direction and is perpendicular to the first direction.

Abstract: An element substrate is provided with a fuse memory configured to store information in response to having a voltage applied thereto, a first switch configured to switch whether or not to energize the fuse memory, a resistance element, a second switch configured to switch whether or not to energize the resistance element, a first node connected to the fuse memory and the resistance element, and a second node configured to supply power to the first node from outside. Regarding the element substrate, electric charge that remains at the first node is discharged by allowing, before allowing the first switch to energize the fuse memory, the second switch to energize the resistance element from the first node.

Abstract: Provided is a liquid container configured to be detachably attached to a printer body. The liquid container includes a liquid containing portion, a supplying passage member, and an adapter. The liquid containing portion is a portion for containing liquid. The supplying passage member has a supplying passage in liquid communication with the liquid containing portion, the liquid contained in the liquid containing portion being supplied toward the printer body through the supplying passage. The adapter is mounted on the supplying passage member and configured to couple the supplying passage to the printer body. The adapter and the supplying passage member are joined by snap fitting.

Abstract: A liquid cartridge includes a first surface, a second surface spaced apart from the first surface, and a third surface extending between the first surface and the second surface, with a liquid outlet through the first surface. A circuit board is mounted on the third surface. A locking mechanism includes a locking surface that extends above the third surface, and a liquid detection mechanism includes a light access portion. The light access portion is disposed between the circuit board and the locking surface, and the circuit board is disposed between the first surface and the light access portion.

Abstract: A system includes: a housing; a first tank; a second tank; a first reservoir configured to be connected to the first tank; a second reservoir configured to be connected to the second tank; and a liquid discharge head that ejects the liquid supplied from the first tank and the second tank. The housing includes: a front wall; a rear wall facing the front wall; and a housing side contact, the first reservoir and the second reservoir includes: a liquid flow hole; a first outer wall; and a second outer wall facing the first outer wall, the first tank includes a first flow pipe, and the second tank includes a second flow pipe. The system further includes a circuit board that is disposed on the second outer wall and has a reservoir side contact that contacts the housing side contact.

Abstract: An ink tank having an ink tank body, a first electrode member, and a second electrode member, is provided. The ink tank body includes an ink inlet, an ink reservoir chamber, an ink supplying section, a first restrictive side wall, a second restrictive side wall, a leaked-ink flow path, a first surface, a second surface, a connecting surface connecting the first surface and the second surface, and a restrictive section. The leaked-ink flow path is formed at least of a part of the first surface, a part of the connecting surface, a part of the second surface, the first restrictive side wall, and the second restrictive side wall. The restrictive section is arranged on the second surface between the first restrictive side wall and the second restrictive side wall. At least a part of the restrictive section is located between the connecting surface and the first electrode member.

Abstract: A cartridge providing system includes a printer ejecting, onto a printing medium, a liquid (recording material) supplied from a cartridge, and a server managing provision of the cartridge to a plurality of users that use the printer. The server determines whether an unused stock, which is a stock that remains unused for a first period or longer, is present in a stock of cartridges held by each of the plurality of users. In a case in which it is determined that an unused stock is present in the stock held by a first user of the plurality of users, when a period until a usage expiry date of the unused stock is less than a first threshold value, the server specifies a second user, of the plurality of users, to be provided with the unused stock, based on user stock data in which the stock of cartridges held by the user is registered, and on usage amount data indicating a usage amount of the cartridge.

Abstract: The object is to provide a liquid container that can prevent foreign substances from flowing into a liquid ejection apparatus with a simple configuration. The liquid container for containing liquid to be ejected by a liquid ejection apparatus includes: a bag body configured to contain the liquid inside; and a flow path for supplying the liquid contained inside the bag body to the liquid ejection apparatus, wherein, inside a peripheral wall of the flow path, a first capturing unit extending in an anti-gravitational direction and a second capturing unit extending in a gravitational direction are arranged at different positions with respect to a direction in which the liquid flows.

Abstract: A cartridge includes a concave portion. The concave portion has an opening, first and second side walls, and a bottom wall, and the bottom wall has a tilted surface tilted. The tilted surface is provided with a cartridge side terminal group. The first side wall is provided with a first restriction portion which restricts movements in a +Z axis direction and a +X axis direction of an apparatus side terminal unit, and the second side wall is provided with a second restriction portion which restricts movements in the +Z axis direction and a ?X axis direction of an apparatus side terminal unit.

Abstract: A cartridge includes: a liquid accommodating portion; a liquid supply portion having a central axis and a supply portion flow path which communicates with the liquid accommodating portion; and a valve mechanism arranged in supply portion flow path, wherein the valve mechanism has a valve seat having an insertion port into which liquid introduction portion is inserted, a valve body having a closing surface which abuts on the valve seat to close the insertion port, and a biasing member biasing valve body toward the valve seat, the valve mechanism is opened by the valve body being pushed by the liquid introduction portion, and the closing surface has a flat surface portion, and an inclined surface portion formed around the flat surface portion and inclined toward an edge of the closing surface, and at least a part of the inclined surface portion faces the introduction portion flow path in mounted state.

Abstract: A print liquid supply interface structure is provided, to fluidically connect a fluid supply container to a receiving station, comprising a liquid channel having at least one liquid channel wall, the liquid channel including a liquid interface, and at least one key pen next and parallel to the needle receiving portion of the liquid channel. In another example a key pen structure is provided. In yet another example an interface structure for receiving a separate key pen is provided.

Abstract: A device (1) for controlling user access to at least one container (4) for dispensing printing material housed by a printing apparatus (5), the device (1) comprising an openable and closable barrier (2) corresponding to the container (4) and a lock for locking the barrier (2) in a closed position. The lock is overlapped by at least a portion of the barrier (2) both when the barrier (2) is in the closed position and when the barrier (2) is in an open position.

Abstract: An image-recording apparatus includes: a first tank defining a first storage chamber; a second tank defining a second storage chamber; a conveying mechanism for conveying sheets along a conveying path extending in a depthwise direction and a widthwise direction perpendicular to a vertical direction and the depthwise direction; and a recording head including a nozzle. Liquid in the first storage chamber is supplied through a communication port to the second storage chamber and then to the recording head through a liquid outlet port. The second storage chamber is positioned further in a first depthwise direction relative to the nozzle and further in a first widthwise direction relative to the conveying path. A volume of a prescribed space above a liquid level equal to a height of the communication port in the second storage chamber is greater than that of a liquid channel between the liquid outlet port and the nozzle.

Abstract: A supply unit in which a liquid container including a coupling portion being detachably mounted includes: a liquid introduction unit coupled to the coupling portion of the liquid container; an urging member that urges the liquid container in an uncoupling direction which is a direction opposite to a coupling direction, the coupling direction being a direction in which the liquid container is coupled to the liquid introduction unit; and an engagement lever having an engaging portion that engages with the liquid container when the liquid container is coupled to the liquid introduction unit, the engagement lever includes an operating portion operated by a user and a pressing portion configured to press the liquid container and is configured to release the engagement of the engaging portion with the liquid container when the operating portion is operated and to press the liquid container in the uncoupling direction by the pressing portion.

Abstract: A printing fluid cartridge includes a front face oriented toward a first direction, a printing fluid supply portion positioned at the front face, a rear face positioned opposite the front face and oriented toward a second direction opposite the first direction, at least one electrical interface positioned between the front face and the rear face, and an engagement surface facing in the second direction. The at least one electrical interface is offset from the printing supply portion with respect to a third direction perpendicular to the first direction and the second direction. The at least one electrical interface is positioned closer to the front face than the engagement surface is, and the at least one electrical interface and the engagement surface intersect a plane which is parallel with the first direction, the second direction, and the third direction.

Abstract: A printing apparatus includes a carriage, ink tanks, ink tubes, and a first tube holder. The carriage reciprocates in a predetermined direction with respect to a recording medium and has recording heads ejecting ink to the recording medium. The ink tanks are arranged outside the carriage and are configured to contain ink. The ink tubes connect the ink tanks and the recording heads to each other to supply the ink contained in the ink tanks to the recording heads, and the ink tubes undergo follow-up deformation along with reciprocating movement of the carriage. The first tube holder is rotatably supported with respect to the carriage and holds the ink tubes.

Abstract: There is provided a liquid consuming apparatus including a casing, a liquid consuming section, and a tank. The tank includes a box-shaped body having a light-transmitting property and having five walls and a partition wall; a film adhered to rear end portions of the walls; and a positioning section disposed at least on an outer surface of each of the upper and lower walls, or of each of the right and left walls. In a state that the liquid consuming apparatus is placed on a horizontal plane, the box-shaped body is positioned at a posture at which the positioning section is brought into contact with the casing to thereby allow the front wall to be exposed from a side surface of the casing which extends in a direction crossing the horizontal plane, and at which the rear end portions are located inside the casing.

Abstract: A liquid cartridge includes: a cartridge casing having a liquid storage chamber; a first wall; a second wall; and an air communication passage. The first wall is positioned upward relative to the liquid storage chamber. The second wall is positioned upward relative to the first wall. The air communication passage has a first communication hole in communication with the liquid storage chamber and a communication opening open to an atmosphere. The air communication passage includes: an air chamber defined by the first wall and the second wall and in communication with the liquid storage chamber through the first communication hole; a second communication hole formed in the second wall; and a labyrinth path. The labyrinth path is positioned upward relative to the air chamber, and has one end in communication with the second communication hole and another end in communication with the communication opening.

Abstract: A liquid cartridge configured to be inserted into a cartridge-attachment section in an insertion direction includes a casing, and a lever supported by the casing. The lever is pivotable about a pivot axis between a first position and a second position. The lever includes a light-blocking portion configured to block or attenuate light traveling in a widthwise direction crossing the insertion direction and a gravitational direction, and a force-receiving portion positioned closer to a front wall of the casing than the light-blocking portion is to the front wall in the insertion direction. The light-blocking portion is positioned lower at the second position than at the first position. The pivot axis is positioned frontward of the light-blocking portion and rearward of the force-receiving portion in the insertion direction. The lever pivots from the second position to the first position upon application of an external force to the force-receiving portion.

Abstract: A printing-fluid cartridge is inserted into a printing-fluid consuming apparatus in an insertion direction crossing a gravitational direction and attached thereto in a first posture. The printing-fluid cartridge includes: a storage chamber, a supply portion having a supply port, an upper surface and a locking surface positioned upward of the storage chamber, an electrical interface disposed at the upper surface, and a contact surface positioned rearward relative to the supply port of the supply portion in the insertion direction in the first posture. The printing-fluid cartridge inserted in the printing-fluid consuming apparatus is movable between the first posture and a second posture. In the first posture, the locking surface engages a lock portion and the contact surface abuts against a positioning portion. In the second posture, the locking surface is positioned downward relative to the lock portion and the contact surface is separated from the positioning portion.

Abstract: A liquid supplying apparatus having a tank with a hole, a reservoir chamber to store a portion of liquid in the tank, and a flow path to store another portion of the liquid in the tank, is provided. The flow path connects the reservoir chamber and the hole. The flow path has a first funnel section to reduce a cross-sectional area of a part of the flow path. The first funnel section is located at a position equal to or higher than a surface of a predetermined maximum amount of the liquid storable in the tank in a usable posture. The first funnel section creates a meniscus with the liquid stored in the tank in an X1-rotated posture, in which the tank is rotated about a first axis by a first angle from the usable posture.

Abstract: A printable liquid supply cartridge includes a printable liquid reservoir extending between a first side and a second side, and between a front end and a rear end. The front end includes a printable liquid outlet to receive a first fluid pen and a gas inlet, above the printable liquid outlet, to receive a second fluid pen. The front end also includes an interface support at the first side, the support having an I2C data interface that includes electrical connection pads exposed on an interior side of the support to face from the first side towards the second side, the electrical connection pads being arranged vertically and to make contact with the printer data interface at least partially inserted into the second portion.

Abstract: A liquid leakage detection device includes a first absorption layer, a second absorption layer, and a pair of terminals. The first absorption layer absorbs liquid. The second absorption layer is stacked on the first absorption layer, and absorbs the liquid. The pair of terminals are in contact only with the second absorption layer.

Abstract: A liquid cartridge includes a housing, a circuit board including an electrode, and a liquid supply portion extending from the housing in a depth direction. The housing includes a top wall, and first and second protrusions protruding upward from the top wall. The first protrusion is positioned rearward but the second protrusion is positioned frontward relative to the circuit board. The first protrusion is higher than an upper edge of a front end of the second protrusion. No part of the liquid cartridge is positioned higher than an imaginary plane in a height direction in a region between a first point on the first protrusion and a second point on the second protrusion (the upper edge of the front end of the second protrusion) in the depth direction. The imaginary plane passes through the first and second points, and extends perpendicularly to the depth direction.

Abstract: A liquid cartridge capable of being attached to or detached from a predetermined apparatus includes: a container which stores a liquid; a supply port which supplies the predetermined apparatus with the liquid stored in the container; an air communication hole which allows the container to communicate with the atmosphere; and a valve mechanism capable of switching between opening and blocking of the air communication hole. The valve mechanism includes a valve element which can be brought into intimate contact with the air communication hole to block the air communication hole, and a lever which moves, while rotating, between a first position in which the valve element is brought into intimate contact with the air communication hole and a second position in which the valve element is separated from the air communication hole in response to attaching/detaching of the liquid cartridge to/from the predetermined apparatus.

Abstract: A liquid accommodating body is detachably mounted on a mounting portion having a waste liquid flow-out portion for discharging a waste liquid, and a liquid flow-in portion. The liquid accommodating body includes a waste liquid flow-in portion that is coupled to the waste liquid flow-out portion when the liquid accommodating body is mounted on the mounting portion, and a waste liquid accommodating portion configured to accommodate the waste liquid discharged from the waste liquid flow-out portion. Further, the liquid accommodating body includes a liquid flow-out portion that is coupled to the liquid flow-in portion when the liquid accommodating body is mounted on the mounting portion, and an adjusting water accommodating portion configured to accommodate adjusting water.