Abstract: The base frame of the motor vehicle seat comprises two rail pairs, two front rockers, two rear rockers and one seat support. The seat support has two side parts, a front cross member and a rear cross member. Each rail pair is hinged to a side part via a front rocker and a rear rocker. An adjustment device is provided for the height adjustment of the seat support. A rocker is connected to a transverse part. A support part is provided which is connected to the transverse part and comprises a hinge area for an adjustment part of the adjustment device and a contact area on the adjacent cross member.

Abstract: A vehicle seat includes a seat part and a backrest. The backrest has a first axis of rotation and is rotatable about the first axis through at least 90° from a normal position into a loading position. The backrest has pivoting means and is transferable into an armrest position by the pivoting means. A predominant part of the backrest is mounted higher in the armrest position than in the loading position.

Abstract: An arm support, comprising an arm supporting element, connected via a connecting device with a lift device, wherein the arm supporting element has a longitudinal direction between a front end and a rear end and is connected via a tilting axis (E) with the connecting device, which tilting axis (E), in top plan view, is situated between the front end and the rear end, wherein the lift device comprises compensation means for bearing the weight of the arm support and a load borne thereon, in particular an arm of a user.

Abstract: The present invention relates to an apparatus for a ventilated chair backing assembly comprising: a foam chair backing component with a first plurality of ventilation holes extending from a front surface to a back surface, said plurality of holes having a skin; an internal support component with a second plurality of ventilation holes extending from a front surface to a back surface aligned to the first plurality of holes.

Abstract: A road construction machine includes a machine frame, a working drum and a plurality of ground engaging supports. A plurality of lifting columns are connected between the machine frame and the ground engaging supports. Each of the lifting columns include two telescoping hollow cylinders. A plurality of lifting position measuring devices are provided, each measuring device being coupled with elements of one of the lifting columns, which elements are capable of being displaced relative to one another in accordance with the lifting position of the lifting column in such a manner that a path signal pertaining to a lifting position of the lifting column is continuously detectable by the measuring device. A controller is operably connected to the lifting position measuring devices to receive the path signals and to regulate the lifting positions of the lifting columns in response to the path signals.

Abstract: A wheel for a bicycle including a rim and having a hub including a fixed hub axle and a hub body rotatably mounted relative to the hub axle, and having a plurality of spokes disposed between the hub body and the rim to non-rotatably connect the rim with the hub body. The rim includes two rim flanks, a rim well and a rim base with spoke holes, at which the spokes are received. A separate holding member is disposed in each spoke hole, which together with a spoke nipple received at the holding member can be passed through the spoke hole in a tilted position, while in a tilted-back position it contacts the rim and is received therein to be tension-proof so as to fix the spoke to the rim.

Abstract: The invention relates to a quick release assembly for a bicycle, wherein the assembly comprises an axle having a first non-cylindrical end portion, a cylindrical central portion, and a second non-cylindrical end portion, wherein a diameter of one of the non-cylindrical end portions is larger than the diameter of the cylindrical central portion. The quick release assembly further comprises an insert having a non-cylindrical outer profile configured to be retained in a non-cylindrical opening and having a cam surface disposed therein, wherein the insert is sized to retain one of the non-cylindrical end portions of the axle therein. The assembly also includes a shaft sized to pass through the axle and having a cam follower on a first end and a handle on a second end, wherein the cam follower is configured to form a locking engagement with the cam surface upon an axial rotation of the handle.

Abstract: An electric brake has a master cylinder (12) including pistons (22, 24) for rear and front brake circuits and an electric motor (50) for actuating the rear brake piston (22). A feedback circuit provides a signal indicative of the fluid pressure supplied to the rear brake circuit and is operable in response to driver commanded braking force (48) to supply fluid pressure to the rear wheel brake circuit. A mechanical coupling (44, 46) between the second piston and a brake pedal is responsive to driver applied brake pedal force to supply fluid pressure to the front wheel brake circuit. A fluid circuit (30, 82) utilizes the fluid pressure supplied to the rear wheel brake circuit to augment driver applied brake pedal force thereby supplying power boosted fluid pressure to the front wheel brake circuit.

Abstract: A solenoid valve for a brake system, which has a simple constitution and can be easily manufactured with reduced manufacturing costs, is disclosed. A valve core is formed in a cylindrical shape, and has a through-hole formed in a longitudinal direction of the valve core and a fluid passage formed in a radial direction of the valve core so as to communicate with the through-hole. A sleeve is coupled to an outer surface of the valve core. The sleeve has a dome-shaped shielding portion at one end, and a flange portion to be fixed to a modulator block at the other end. An armature is slidably mounted in the sleeve. An exciting coil is provided to move the armature. A valve seat is fixed in the valve core, and has a first orifice. A plunger is mounted in the valve core. The plunger moves by movement of the armature to open or close the first orifice. A restoring spring is provided to press the plunger toward the armature.

Abstract: A track joint seal system comprises a pin (43) having, at each end, a first track link (41) rotatably coupled to the pin by means of interposition of a bushing (49) and an end element (42) coupled to the end of the pin (43); the end element (42) comprises an annular seat (57) bearing, housed, a seal group (56) cooperating with the bushing (49) to make the sealing of the joint; the bushing (49) is provided at the end with an annular head seat (58), provided to house a bushing insert (53) provided with an abutment surface (48) destined to be in contact with a seal portion (47) of the seal group (56).

Abstract: The present invention involves an LCD video module assembly which is mounted on the wall at mass market stores to display video content preloaded onto the unit memory. New video content is loaded onto an SD card and sent periodically to stores to insert into an SD card slot to overwrite the old content with new content which is retained even if the SD card is removed from the slot. The memory and the SD cards are encrypted with a security cod that can only play and transfer information with that specific code.

Abstract: A cabinet provided with a cabinet body having at least one vertical row of superimposed compartments which are separated by shelves and which can be opened and closed with compartment doors articulated on the cabinet. This invention simplifies and substantially reduces the cost of parts and of mounting the cabinet. Thus, a joint rod extending over a height of the cabinet body is assigned to each vertical row of compartments. The shelves are guided by a shoulder in the hinge zone having the joint rod and are fixed vertically on the joint rod by flange sleeves overlooking the upper and/or lower side of the shelves and their shoulder. The compartment doors which are adjusted to the heights of the compartments bear, on their rear surface, in the hinge zone, housings for the flange sleeves and can be covered with a shroud.

Abstract: A storage shell includes sidewalls and rails. The sidewalls each extend between two others of the sidewalls to collectively define a chamber therebetween. The sidewalls create a plurality of intersection lines each being defined along a boundary between two of the plurality of sidewalls. The plurality of are rails each coupled to and radially extends away from a different corresponding one of the plurality of intersection lines relative to a center of the storage shell. Each of the plurality of rails is formed with a Y-shaped cross-section. Related storage and organization systems, and methods are also disclosed and provide additional advantages.

Abstract: A merchandising system that improves the merchandising of product by limiting the number and the frequency with which product can be removed from, for example, a merchandising shelf. The merchandising system may include a base configured to support product and a housing configured to engage the base. The housing may comprise a top wall, a first side wall, a second side wall, and a front retaining wall. The system may further include a spring-urged pusher movably mounted on the base and a dampener assembly mounted to the spring-urged pusher configured to control the rate of speed at which the spring-urged pusher is urged forward.

Abstract: A locker is provided. The locker comprises a base defining a storage space, a door coupled to the base and rotatable relative to the base between an open position and a closed position, and a latch bar moveable relative to the door between an extended and a retracted position. The latch bar defines at least one guide slot configured to receive a projection for guiding the movement of the latch bar between the extended position and the retracted position. The at least one guide slot is at least partially non-linear. The latch bar is moved to the extended position to secure the door in the closed position.

Abstract: A laundry machine is disclosed. The laundry machine includes a cabinet defining a first receiving space to receive laundry to be treated, a plurality of legs each of which comprises a leg head located at an installation surface and a leg body configured to connect the leg head to the cabinet, a sub cabinet defining a second receiving space having a volume less than the first receiving space, the sub cabinet being coupled to a bottom of the cabinet, and a plurality of coupling members configured to detachably couple the sub cabinet to the cabinet. According to this laundry machine, it is possible to easily achieve the coupling and separation between the cabinet and the sub cabinet.

Abstract: A modular insulation panel provides insulation to a cabinet having lateral side walls, a back wall and a top wall. A main panel assembly insulates a lateral side wall, wherein the main panel assembly includes a framed double wall structure with a space therebetween for providing insulation to the lateral side wall. An auxiliary panel assembly insulates the back wall, wherein the auxiliary panel assembly includes a framed double wall structure with a space therebetween for providing insulation to the back wall. A hinge hingedly attaches the frame of the main panel assembly to the frame of the auxiliary panel assembly.

Abstract: A foldable display module is described which comprises one base formed by one lower and one upper left panel; one lower and one upper front panel, and one lower and one upper right panel. The base has one “collapsed” and one “upright” position as well as one cover hingedly attached to the upper front panel that in the base's “upright” position runs horizontally between the upper left and upper right panels; and, one shelf hingedly attached to back face of the upper front panel and running between the upper left and upper right panels. The module has one pair of posts projecting upwardly from the base and one board is coupled to its upper end. The board, posts and the base's right side and left side panels can be housed inside the front panels to fold the module.

Abstract: An adaptable furniture system includes a frame having an upper portion and a lower portion; at least one upper article of furniture located in the upper portion of the frame; at least one lower article of furniture located in the lower portion of the frame and underneath the at least one upper article; a moving system attached to the frame and the at least one upper article for moving the at least one upper article vertically within the frame; and a sliding system attached the at least one lower article to the frame for moving the at least one lower article forward and backward.

Abstract: A storage assembly comprises a storage unit having a plurality of walls that cooperate to form an interior space and an opening in communication with the interior space, a first track having a first width and a second width along the length thereof, and a second track having a first width and a second width along the length thereof, wherein the second widths are different than the first widths, respectively. The storage assembly comprises a first door assembly slidably disposed along the first and second tracks via first guide members each having width less than the first width of the first and second tracks, and a second door assembly slidably disposed along the first and second tracks, and having a pair of second guide members each having a width that is greater than the first width of the first and second tracks and less than the second width of the first and second tracks.

Abstract: A cabinet and a door are each provided with hinge sets having hinge parts secured thereto so that they can be separately mounted on the sane hinge parts that are mounted on a door frame and are connected by a hinge pin for each hinge set that support the door on the door frame, using a single hinge pin for and as a part of each hinge set. With this mounting arrangement, the cabinet and the door of each such installation can move independently in an arc about the hinge pins connecting the door frame parts to the hinge parts fastened to the door and the hinge parts fastened to the cabinet without requiring the movement of the door concurrently with the movement of the cabinet.

Abstract: A guide rail for a refrigerator includes a rail body having a back face to be brought into close contact with a side surface of an inner case defining a storage space of the refrigerator; a guide portion provided in the rail body so that the guide portion extends in front of a guide rib formed to be elongated in a fore and aft direction on the side surface of the inner case, thereby guiding the movement of a receiving container to be accommodated in or taken out from the storage space; and a seating space provided in the rail body so that a portion of the guide rib is inserted into the seating space when the back face of the rail body is brought into close contact with the side surface of the inner case.

Abstract: An output voltage of a paper-width detector is input while a carriage is moved leftward in a main scan direction. Whether a mounting position of a test element member in the main scan direction falls within a generally horizontal design basis range is determined based on the position of the carriage and reference information. The position of the carriage in the main scan direction is determined from a signal of a linear encoder when a right edge of the test element member is detected in response to a substantial change in the output voltage of the paper-width detector. Whether a mounting position of the test element member in a substantially vertical direction falls within a vertical design basis range is determined based on the mounting position of the test element member in the substantially vertical direction determined from the output voltage of the paper-width detector and the reference information.

Abstract: Micro-fluid ejection apparatuses and devices, and methods related to communication in and with the same. One such micro-fluid ejection apparatus includes a controller configured to generate a data signal, and a transmitter configured to convert the data signal to a current signal. The apparatus further includes a conductor capable of carrying the current signal, and a receiver configured to receive the current signal from the conductor and to convert the current signal to a second data signal. The micro-fluid ejection apparatus is configured to operate on the second data signal. In one embodiment, the micro-fluid ejection apparatus may be a printing apparatus, such as an inkjet printing apparatus. In some embodiments, the current signal comprises a pair of corresponding differential current signals and/or current transfer logic signals offset from a base amperage level.

Abstract: An ink delivery system includes a plurality of ink supplies, an air pressure source to generate ink pressure for each ink supply, an ink valve associated with each ink supply, where each ink valve is configured to prevent a reverse flow of ink from a pen to the associated ink supply, and each ink valve has a switch configured to provide an open signal when the ink valve is open, and a controller configured to determine one of a normal ink condition, an out of ink condition or a system pressure problem based on receiving the open signals and to regulate the pressure source according to the determination.

Abstract: A transducer capable of generating vibrational energy is positioned relative to an inkjet cartridge to impart a vibrational force to simultaneously vibrate at least a portion of each of a plurality of ink fluidic columns associated with a plurality of nozzles in a printhead of the inkjet cartridge to maintain or recover nozzle function.

Abstract: A recording apparatus for discharging ink from a recording head arraying a plurality of nozzles to execute recording of an image includes a drive unit configured to form a group with a defined number of nozzles so as to include an adjacent nozzle in a different block and to execute time-division driving of the block according to a driving order corresponding to a recording mode, and a recording control unit configured to execute scan recording to a recording medium in a first recording mode or a second recording mode. Each pass of scan recording in the second recording mode is executed using nozzles smaller in number than a number of nozzles used to execute each pass of scan recording in the first recording mode.

Abstract: Aspects of the disclosure relate to a controller, control program, and control method for an inkjet recording device, and an inkjet recording device capable of forming a high-quality image by making positional shift of a landing ink droplet inconspicuous through simple control. A high-quality image can be formed by controlling nozzles ejecting an ink droplet landing at a position where the pitch of adjacent landing droplets is larger than a predetermined pitch such that the area of a landing droplet formed by the nozzles is larger, thereby reducing the gap between landing droplet trains by the landing droplet train for ink droplets corresponding to print data.

Abstract: A liquid ejecting apparatus, including: a liquid ejecting head having a plurality of liquid-ejection openings, a liquid channel, and a plurality of actuators; an inflow liquid temperature sensor which detects a temperature of a liquid to be flowed into the liquid channel from an outside; a driver IC which is disposed so as to be thermally connected to the liquid ejecting head, which includes a signal producing circuit configured to produce an ejection signal, a non-ejection signal, and a vibration signal; and a controller including: a storing section configured to store drive data of the plurality of actuators; a first estimating section configured to estimate a first heat amount; a second estimating section configured to estimate a second heat amount; and a signal-producing-circuit controlling section configured to cause the signal producing circuit to produce the ejection signal, the non-ejection signal, and the vibration signal, wherein the signal-producing-circuit controlling section controls the signal p

Abstract: An ink-jet recording apparatus, including: a flow-passage unit; a plurality of actuators; a plurality of signal output circuits which are provided so as to respectively correspond to the actuators; at least one power supply device; at least one electric current detecting device; and a control device including (a) a startup charging portion which controls the signal output circuits, upon startup of the apparatus, such that all of the actuators are placed into a charged state from a discharged state in order at least one by one, when all of the actuators are in the discharged state and (b) a power-supply inhibiting portion which inhibits electric power supply from the at least one power supply device when the electric current detected by any of the at least one electric current detecting device is equal to or larger than a threshold during execution of a control by the startup charging portion.

Abstract: Methods and systems using printhead tank memory to determine printhead tank configuration are provided in accordance with embodiments of the invention. One example embodiment of the invention may include a printhead ink tank. The printhead ink tank may include a memory tag readable by a printer memory tag reader in communication with a printer controller. The memory tag may further include ink tank configuration instructions that include at least one of an ink tank configuration identifier or at least one ink tank location identifier. The ink tank configuration instructions can cause the printer controller to perform at least one memory operation associated with the memory tag.

Abstract: A printhead assembly comprising a printhead mounted on a substrate, an elastically deformable pad and an ink removal system mounted on the substrate. The pad has a contact surface for sealing engagement with an ink ejection face of the printhead. The pad being linearly moveable between a first position in which the contact surface is sealingly engaged with the face and a second position in which the contact surface is disengaged from the face. In order to provide a cleaning action, the contact surface is configured to progressively contact the face during sealing engagement and peel away from the face during disengagement.

Abstract: An inkjet printer has a body mounting first and second gear assemblies. The first assembly cooperating with a motor gear and having a code feature. The second assembly rotatably cooperating with the first assembly and a capper for capping a printhead. The code feature cooperates with a holding feature of a mounting arrangement used to mount the second assembly so that the cooperation maintains the first assembly at a predetermined position during the mounting of the second assembly. The first assembly has first and second gears connected by a common shaft. The first gear meshes with the motor gear and the second gear meshes with the second assembly. The second assembly has a third gear mounted to the body by a pin which meshes with the second gear. The third gear is an eccentric gear.

Abstract: A liquid ejecting apparatus includes a nozzle for ejecting liquid and a sealing unit that seals the nozzle. The sealing unit moves between a sealing position for sealing the nozzle in a direction of movement and an off position. A slider guides the sealing unit to the sealing position by moving rectilinearly in one of two opposite directions. The slider guides the sealing unit to the off position by moving in the other of the two directions. A drive mechanism performs first and second movements for moving the slider in the one and the other directions, respectively by a drive force from a motor. A drive force transmitting unit transmits the drive force to the drive mechanism by rotating while engaging the drive mechanism. The drive force transmitting unit rotates in the same direction while transmitting the drive force as the drive mechanism performs the first and second movements.

Abstract: A liquid ejecting apparatus, including: a medium conveying mechanism which conveys a medium in a first direction; a head pair composed of two liquid ejecting heads respectively having liquid ejection surfaces in which liquid ejection areas are respectively formed, the two heads having respective one end portions overlapping each other as viewed in the first direction, and disposed such that the respective one end portions are adjacent to each other in the first direction; two wipers for wiping the respective ejection surfaces; and a wiper moving mechanism configured to move the two wipers in mutually opposite directions, wherein the ejection areas partly overlap each other as viewed in the first direction, wherein, when each wiper is placed by the wiper moving mechanism at a wiping start position at which each wiper does not face the corresponding ejection surface, the two wipers partly overlap each other as viewed in the first direction, and wherein, when each wiper is placed at a wiping complete position at

Abstract: An image recording apparatus includes a recording head having an ejection surface which includes an ejection area and non-ejection areas, an elastic blade, a first moving device, a second moving device, and a controller. During a first predetermined period of time, the controller controls the second moving device so as to cause a relative movement of the blade and the ejection surface in the direction perpendicular to the ejection surface and in a direction in which the blade relatively moves toward the ejection surface and controls the first moving device so as to cause the relative movement of the blade to the ejection surface in the one direction, and during a second predetermined period of time, the controller controls the second moving device such that the blade is in contact with the ejection surface and the first moving device such that the blade wipes at least the ejection area by a relative movement of the blade to the ejection surface in the one direction.

Abstract: The present invention relates to a page-width printhead assembly for an inkjet printer. The printhead assembly includes an ink distribution unit. The ink distribution unit includes an ink distribution manifold which defines a plurality of ink inlet passages, and a printhead carrier defining an elongate printhead channel. A resiliently flexible adhesive is located within the printhead channel. A printhead includes a plurality of ink ejection nozzles. The printhead is adhered within the printhead channel with the adhesive so that the ink ejection nozzles are placed in fluid communication with the ink inlet passages.

Abstract: A recording apparatus includes a first recording head. The first recording head includes a first nozzle plate. The first nozzle plate includes a first group of nozzle holes and a first positioning hole configured to position the first recording head. A second recording head is adjacent to the first recording head in a first direction. The second recording head includes a second nozzle plate. The second nozzle plate includes a second plurality of nozzle holes and a second positioning hole configured to position the second recording head. The first positioning hole and the second positioning hole are aligned in a straight line extending in the first direction.

Abstract: An inkjet printing device includes an ink reservoir containing ink and having an outlet through which the ink passes for ejection onto a print medium; a micro-fluidic actuator having at least (i) an inlet channel through which fluid enters; (ii) a chamber through which the fluid is received from the inlet channel; (iii) an outlet channel that receives the fluid from the chamber and passes the fluid through the outlet channel so that a conduit pathway for the fluid is formed from the inlet channel, chamber and outlet channel; (iv) a flexible member that forms a portion of a wall of the chamber and that displaces in response to fluidic pressure; (v) at least a first valve in the conduit pathway which, when the valve is activated, causes flow of the fluid through the conduit pathway to be altered so that pressure of the fluid passing through the chamber changes which, in turn, causes the flexible member to displace which, in turn, causes the ink to be ejected or not ejected from the ink reservoir according to th

Abstract: A printer includes (a) an ink reservoir containing ink and having an outlet through which the ink passes for ejection onto a print medium; (b) a micro-fluidic actuator having (i) an inlet channel through which fluid enters; (ii) a chamber through which the fluid is received from the inlet channel; (iii) an outlet channel that receives the fluid from the chamber and passes the fluid through the outlet channel so that a conduit pathway for the fluid is formed from the inlet channel, chamber and outlet channel; (iv) a flexible membrane that forms a portion of a shared wall between the chamber and the ink reservoir and that displaces in response to fluidic pressure; (v) at least a first valve in the conduit pathway which, when the valve is activated, causes flow of the fluid through the conduit pathway to be altered so that pressure of the fluid passing through the chamber changes which, in turn, causes the flexible membrane to displace which, in turn, causes the ink to be ejected or not ejected from the ink rese

Abstract: An inkjet printhead integrated circuit includes a substrate; a drive circuitry layer positioned on the substrate, the substrate and the drive circuitry layer defining a plurality of ink inlet channels; nozzle chamber walls positioned on the substrate, the nozzle chamber walls supporting roof structures to define nozzle chambers in fluid communication with the ink inlet channels; ink ejection ports defined in the roof structures; ink ejection members positioned in respective nozzle chambers and displaceable with respect to the roof structures to eject ink from the ink ejection ports; fulcrum formations fast with the substrate, each fulcrum formation having an effort formation on one side and a load formation on an opposite side; and thermal actuators outside of and associated with respective nozzle chambers and connected to the drive circuitry layer to move with respect to the substrate on receipt of electrical signals from the drive circuitry layer.

Abstract: A liquid ejecting method includes ejecting a liquid through a liquid ejecting head. Viscosity of the liquid falls within a range from 6 mPa·s to 15 mPa·s. The liquid ejecting head includes a nozzle that ejects the liquid, a pressure compartment that causes a change in the pressure of the liquid to eject the liquid through the nozzle, and a supply unit that communicates with the pressure compartment and supplies the liquid to the pressure compartment. A channel flow resistance of the supply unit ranges from equal to or higher than a channel flow resistance of the pressure compartment to equal to or lower than twice the channel flow resistance of the pressure compartment. A channel length of the pressure compartment ranges from equal to or longer than a channel length of the supply unit to equal to or shorter than twice the channel length of the supply unit.

Abstract: A head for ejecting a liquid from ejection holes, including: a first flow-passage member in which is formed a first liquid-supply passage; a second flow-passage member in which is formed a second liquid-supply passage connected to the first passage and which has outflow ports for dispensing the liquid from the second passage; a third flow-passage member in which are formed (a) at least one common liquid passage each communicating with at least one of the outflow ports and (b) individual liquid passages; and at least one energy giving member, wherein the first member, the second member, and the third member are superposed in this order on each other, and wherein the head further comprises a heater disposed between one surface of the first member that faces the second member and facing surface of the second member as one surface thereof that faces the first member.

Abstract: Concave portions are provided at both side faces of the reinforcing plate in the juxtaposition direction of the actuators on a discharge face side in which the nozzle orifices are opened. Second exposed portions, in which corner portions that include the discharge face sides of convex portions formed by the concave portions and the side faces of the reinforcing plate are exposed, are provided at both side faces of the case in the juxtaposition direction of the actuators.

Abstract: A liquid ejecting head includes a passage unit made by laminating a plurality of plates including a first plate having a first through-hole with a first size and a second plate having a second through-hole with a second size which is larger than the first size. The first plate and the second plate are bonded with adhesive so that the first through-hole and the second through-hole in communication with each other. The affinity for the adhesive to bond to the inner peripheral surface of the second through-hole is set to be at least higher than the affinity for the adhesive to bond to the area around the opening of the first through-hole. Adhesive that flows out from between the first plate and the second plate at the time of bonding of the first plate and the second plate is guided to the inner peripheral surface of the second through-hole.

Abstract: A recording head includes a stacked body including: a liquid flow path; a plurality of plates stacked on each other; and two communicating holes. Each of the plurality of plates includes: a cross-sectional portion of the liquid flow path; a positioning hole; and a reference hole. Locations of the positioning hole and the reference hole of a plate of the plurality of plates correspond to locations of the reference hole and the positioning hole, respectively, of a plate adjacent to the one plate such that, when the plates are stacked, the positioning holes and the reference holes of adjacent plates alternate to communicate with each other so as to form the two communicating holes, the diameters of the positioning holes of the plurality of plates being successively smaller in order from one side to another side of the stacked body relative to a stack direction of the plurality of plates.

Abstract: A piezoelectric actuator has a first ceramic layer covering openings of pressure chambers, a first electrode provided over the plurality of pressure chambers, a second ceramic layer, a second electrode, a third ceramic layer and a third electrode in this order from the side of the pressure chambers. By measuring insulation resistance between a cavity unit and the first electrode in the state where ink is filled into the pressure chambers, a defect in the ceramic layer is detected.

Abstract: An inkjet head includes a nozzle to discharge liquid droplets, a pressure chamber which is configured to communicate with the nozzle and filled with liquid, a supply section which is configured to communicate with the pressure chamber and supplies the liquid to the pressure chamber, a recovery section which is configured to communicate with the pressure chamber and recovers the liquid from the pressure chamber, a bypass channel which is independent of the pressure chamber and connects the supply section with the recovery section, a pressure-control liquid chamber which is connected at one end to the bypass channel and connected at the other end to the atmosphere, and a porous member which is contained inside the pressure-control liquid chamber.

Abstract: A liquid supply device includes a supply pump in a liquid supply passage, a first unidirectional valve upstream from the supply pump and a second unidirectional valve downstream from the supply pump. Constituent members each include a single passage forming member provided with a part or the whole of the liquid supply passage. The constituent members are laminated and formed such that a partial passage of the liquid supply passage permitting the first unidirectional valve to communicate with the supply pump and a partial passage thereof permitting the supply pump to communicate with the second unidirectional valve are formed in the laminated state. The supply pump and the first and second unidirectional valves are disposed on the substantially same plane by laminating the constituent members. The first unidirectional valve communicates with the supply pump and the supply pump communicates with the second unidirectional valve by the partial passage.

Abstract: A fluid coupling for establishing a sealed connection between a first conduit and a second conduit. The second conduit has a seal seat and a compression member. The compression member is movable relative to the seal seat. A seal is positioned in the seal seat. An engagement mechanism moves the compression member toward the seal seat to compress the seal to form a sealed fluid connection. The engagement mechanism has an input arm hinged to the compression member at a hinge connection. The input arm has a compression lever fixed at an angle to the longitudinal extent of the input arm. The input arm is arranged to push against the compression member as the input arm rotates about the hinge connection to the compression member.