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| Number | Title | Issue Date |
| 7470011 | Liquid discharging head cartridge A liquid discharging head cartridge that prevents a discharging head from being damaged due to exposure to liquid held in a liquid container during storage including the distribution period of a liquid discharging head cartridge, and ensures the reliability of the l... | 12/30/2008 |
| 7467858 | Back pressure control in inkjet printing A method of inkjet printing includes establishing a back pressure corresponding to a desired print mode in a printhead and changing the back pressure in response to changes in print mode. A printing system for printing in a number of distinct print modes includes an... | 12/23/2008 |
| 7467859 | Pagewidth printhead assembly with ink distribution arrangement A pagewidth printhead assembly is provided. The assembly comprises: an ink conduit structure defining a plurality of ink conduits converging at centrally positioned ink outlets; a pagewidth printhead mounted centrally on the ink conduit structure, the integrated cir... | 12/23/2008 |
| 7467860 | Ink priming system for inkjet printhead having a bypass flow path An ink priming system for an inkjet printhead is provided. The system has a priming inlet of the printhead for receiving a supply of priming ink, an ink flow passage interconnecting the printhead and an ink storage compartment, and a bypass flow passage interconnect... | 12/23/2008 |
| 7467861 | Ink refill unit with incremental ink ejection for a print cartridge An ink refill unit for a print cartridge is provided. The unit includes a housing which defines a fluid path in fluid communication with an outlet. The unit also includes an ink reservoir having an ejection port arranged in fluid communication with the fluid path in... | 12/23/2008 |
| 7465042 | Method of priming inkjet printhead A method of priming an inkjet printhead, the inkjet printhead having a plurality of ink ejection nozzles, the method comprising the steps of: providing an ink bag containing ink for distribution to the nozzles via a fluid path between the ink bag and the nozzles; ap... | 12/16/2008 |
| 7465043 | Liquid distribution unit, ink-jet recording apparatus and image forming apparatus A liquid distribution unit for use between a container of a liquid and an apparatus supplied with said liquid, said liquid distribution unit includes a hollow body, a single inlet port provided in the hollow body for connection to the container, the hollow body bein... | 12/16/2008 |
| 7465044 | Ink jet recording apparatus and liquid supply apparatus An ink jet recording apparatus supplying ink from a main tank to a head via a sub tank. The sub tank has two flow paths communicating with the main tank, an atmosphere communicating part, and a liquid exit part to the head. The liquid in the sub tank is maintained a... | 12/16/2008 |
| 7465040 | Labyrinth seal structure with redundant fluid flow paths A labyrinth seal structure includes a gland structure for providing a fluid seal between a first surface and a second surface, and redundant labyrinth fluid flow paths between a first side of the seal structure and a second side of the seal structure. ... | 12/16/2008 |
| 7465041 | Inkjet printhead with inlet priming feature An inkjet printhead with an array of ink chambers, each having a nozzle and an actuator for ejecting ink through the nozzle; a plurality of ink inlets in fluid communication with the ink chambers; and, at least one priming feature extending through each of the ink i... | 12/16/2008 |
| 7461928 | Fluid-delivery mechanism for fluid-ejection device A fluid-delivery mechanism for a fluid-ejection device includes a fluid-supply station and a bracket that is fluidly and removably connectable between the fluid-supply station and one or more fluid-ejection printheads that are insertable into and controllable by the... | 12/09/2008 |
| 7461929 | Method of filling ink cartridge with ink A method of filling an ink cartridge with ink, the ink cartridge being to be mounted on a main body of a recording apparatus and including: a casing in which is formed an ink chamber for accommodating ink; and at least one valve member which is disposed on one side ... | 12/09/2008 |
| 7458665 | Machine fluid supply assembly comprising keying means The invention relates to a fluid supply assembly for a device, particularly a printing machine. The assembly includes a lower base and is of the type in which the fluid is conditioned in an upper container which is intended to be connected to a fill opening in the b... | 12/02/2008 |
| 7458666 | Liquid ejection apparatus and liquid filling method for liquid ejection apparatus In a first intense suction, a supply line K is subjected to suction by a suction pump 23 with a portion of the supply line K held in a blocked state. Subsequently, the blocked portion of the supply line K is opened and trapped bubbles are discharged from a pr... | 12/02/2008 |
| 7455395 | Sensors Example embodiments of pressure sensors are illustrated and described. ... | 11/25/2008 |
| 7448734 | Inkjet printer cartridge with pagewidth printhead A printer cartridge for an inkjet printer including a printing fluid storage and a pagewidth printhead in communication with said printing fluid storage. ... | 11/11/2008 |
| 7448735 | Ink priming arrangement for inkjet printhead An ink priming arrangement for an inkjet printhead, the inkjet printhead having a plurality of ink ejection nozzles, the priming arrangement comprising: an ink bag containing ink for distribution to the nozzles via a fluid path between the ink bag and the nozzles; a... | 11/11/2008 |
| 7448736 | Inkjet printhead assembly and ink supply apparatus for the same An inkjet printhead assembly including an inkjet printhead chip having an ink inflow hole, a frame having an ink supply hole, and an ink supply apparatus having a preheater and an ink supply outlet, wherein the frame is disposed between the inkjet printhead chip and... | 11/11/2008 |
| 7448737 | Ink jet recording apparatus An ink jet recording apparatus is arranged in which the loading and unloading of ink cartridges as well as the supply and removal of a recording medium is carried out at the upstream side in a conveying direction. The ink tubes for connecting ink dispensing outlets ... | 11/11/2008 |
| 7441872 | Image forming device with holder for detachably mounting ink cartridge thereon To prevent leakage of ink in an ink tank from an air inflow port formed in an ink cartridge, an accommodating section in which an ink absorbing member is disposed is provided outside the ink cartridge so that the ink absorbing member opposes the air inflow port of t... | 10/28/2008 |
| 7441880 | Common inkjet printer cradle for pagewidth printhead printer cartridge An inkjet printer cradle including a body complementary to each of a number of removable inkjet cartridges each of a type having a pagewidth printhead and an ink supply and each having different performance characteristics; and a controller arranged to determine the... | 10/28/2008 |
| 7441881 | Liquid seal and liquid ejection apparatus The liquid ejection apparatus is capable of reducing the increase of the viscosity of a liquid due to evaporation of the liquid and also for reducing the quantity of the atmospheric air dissolving into the ink. A liquid seal used for a liquid ejection apparatus whic... | 10/28/2008 |
| 7441861 | Ink-jet recording apparatus An ink-jet recording apparatus is provided which includes a movable carriage on which a recording head and an ink tank are configured to be mounted thereto, the ink tank including a light-emitting unit; a conveying roller disposed upstream of the recording head; a d... | 10/28/2008 |
| 7438401 | Inkjet recording apparatus and ink cartridge There is disclosed a liquid container that can be removably held in a liquid container accommodation portion by pushing the container in an insertion direction. The liquid container is mounted on a carriage having a container accommodation region. A one-push type fi... | 10/21/2008 |
| 7438399 | Printhead cartridge having constant negative pressure head ink supply An inkjet printhead cartridge, comprising: an inkjet printhead having a plurality of ink ejection nozzles; at least one ink bag containing ink for distribution to the nozzles via a fluid path between the ink bag and the nozzles, the ink being primed in the fluid pat... | 10/21/2008 |
| 7438369 | Recording apparatus having a device for detecting the presence or absence of a liquid A device for detecting the presence or absence of a liquid, which is installed on an ink-jet recording apparatus, is configured to determine the presence or absence of ink in the ink flow path by detecting the reflection of light from a light transmission portion by... | 10/21/2008 |
| 7438397 | Methods and devices for purging gases from an ink reservoir A printhead comprising a first ink reservoir in fluid communication with an outlet nozzle and downstream from a first ink filter, and a pump assembly in fluid communication with the first ink reservoir and operative to withdraw gas from the first ink reservoir and s... | 10/21/2008 |
| 7434921 | Liquid container, ink jet recording apparatus and liquid filling method A liquid container includes a liquid containing portion for containing ink; a liquid introduction portion for introducing the ink into the liquid containing portion; a liquid discharge portion for discharging the ink to an outside from an inside of the liquid contai... | 10/14/2008 |
| 7434920 | Liquid container for ink jet recording apparatus with structure to promote gas-liquid exchange A liquid container includes a negative pressure producing member accommodating chamber accommodating a negative pressure producing member for absorbing and retaining the liquid, and a liquid containing chamber for containing the liquid. The liquid containing chamber... | 10/14/2008 |
| 7434923 | Ink cartridge and method of regulating fluid flow In an ink cartridge, a negative pressure generating mechanism is disposed between an ink storage region and an ink supply port, and has a wall surface having two through-holes for ink flow, and a valve member contacted with and separated from the through-hole by rec... | 10/14/2008 |
| 7434900 | Inkjet printer for printing on goods The present invention relates to an inkjet printer for printing on goods, wherein said printer comprises a computer for controlling the operation process, at least one replaceable tank in the shape of a bottle filled with a previously known quantity of a liquid, an ... | 10/14/2008 |
| 7434924 | Ink cartridge and wet-type electrophotographic image forming apparatus having the same An ink cartridge and a wet-type electrophotographic image forming apparatus having the ink cartridge, wherein the ink cartridge is detachably mounted with respect to an image forming apparatus body and supplies a developing unit with ink. The ink cartridge includes ... | 10/14/2008 |
| 7431435 | Systems and methods for varying dye concentrations Systems and methods for varying dye loads. A fluid ejection apparatus includes a reservoir and an assembly. The reservoir stores ink with a first dye load and the assembly receives the ink with the first dye load from the reservoir. To obtain ink with higher dye loa... | 10/07/2008 |
| 7431428 | Image forming apparatus including line head An image forming apparatus has a recording head portion constituted of head modules having a configuration in which a plurality of small heads are detachably attached in a head mount at alternate positions in a recording medium width direction and a drive portion is... | 10/07/2008 |
| 7431439 | Liquid supply device and recording apparatus incorporating the same In a device for supplying liquid from a liquid cartridge to a liquid ejection head via a liquid supply channel, a cartridge chamber accommodates the liquid cartridge. A valve is disposed between the liquid cartridge and the liquid supply channel. A control lever is ... | 10/07/2008 |
| 7431418 | Ink box detection system and method thereof An ink box detection system and method thereof are provided for detecting an ink box installed in an ink jet apparatus. The ink box has an identification circuit to generate a reference voltage. The detection system includes a voltage divider resistance with a power... | 10/07/2008 |
| 7431437 | System and method for connecting an ink bottle to an ink reservoir of an ink jet printing system An ink supply system for an ink jet printer including an ink bottle having a cap assembly secured to an outlet neck, an ink reservoir having an ink filling passage, and an insert receptacle positioned within the ink filling passage. The insert receptacle includes a ... | 10/07/2008 |
| 7431436 | Identification system for inks in printing systems A radio frequency (RF) identification system includes a tag for identifying characteristics of an ink, and a reader that receives transmitted RF signals from the tag. The tag includes a memory which stores data, and an RF source which generates RF signals. Selective... | 10/07/2008 |
| 7431519 | Portable electronic device and associated charging stand A portable electronic device and associated charging stand assembly where the portable electronic device has an inbuilt printer and the associated charging stand recharges the device battery and refills the printer. ... | 10/07/2008 |
| 7431438 | Ink cartridge, recording apparatus employing ink cartridge, and manufacturing method for ink cartridge An ink cartridge which is detachably mountable to a liquid ejection type recording device including a liquid ejecting head for ejecting liquid onto a recording material while scanning the recording material in a direction crossing with a feeding direction of the rec... | 10/07/2008 |
