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7429101 Ink supply with ink/air separator assembly that is isolated from ink until time of use  
An ink container has a first chamber configured to contain ink, a second chamber configured to enclose an ink-air separating membrane consisting of a wet side portion and a dry side portion, and a...
7429096 Cradle unit for electrically engaging with a pagewidth printhead cartridge  
A cradle unit for an inkjet printer comprising: a body complementary to a removable inkjet cartridge of a type having a pagewidth printhead and an ink supply; and a controller for...
7427128 Liquid container, liquid supply system and printing device using liquid container, and circuit board for liquid container  
An ink tank detachably mounted on a printer includes a non-volatile memory and a LED for executing a process in response to a condition of the tank such as ink residual quantity by transmitting...
7427127 Head cartridge and liquid-ejecting apparatus  
A negative pressure generated inside a liquid-ejecting head can circulate liquid between the liquid-ejecting head and a liquid tank, prevent the liquid from leaking out of nozzles while the liquid...
7425059 Ink container, inkjet printing head, and inkjet printing apparatus  
The present invention solves problems attributable to color mixing occurring at a region where an ink container containing three or more different inks and an inkjet printing head are connected as...
7422317 Ink-jet recording device and ink supply unit suitable for it  
Ink maintained at a negative pressure state is supplied to an ink-jet recording head via an ink supply mechanism constructed as a differential pressure valve having a coil spring and a movable...
7422316 Liquid container and method for detecting remaining quantity of liquid  
The invention is directed to a liquid container and a method for detecting a remaining quantity of liquid that can precisely detect that the liquid is completely consumed. A bag shaped main pack ...
7419254 Ink cartridges  
An ink cartridge includes a case, an ink supply portion positioned at the case, an air intake portion positioned at the case, and a movable member configured to move between a first position and a...
7419253 Channeling fluid flow  
In one embodiment, a fluid flow channel includes a first part and a second part connected to and positioned downstream from the first part such that fluid can flow from the first part to the second...
7419237 Recording head unit  
A recording head comprises: a plurality of recording elements; a driver for driving the recording elements; a circuit board for supplying to the driver a signal for driving the recording elements;...
7419233 Ink-jet recording apparatus and ink cartridge set  
Ink cartridges 1 a to 1 c for storing light-transmissive inks include a shutter arranged therein so that the shutter is movable depending on the ink residual amount, and a projection 51 ...
7416291 Ink cartridge packaging arrangements  
A packaging arrangement includes an ink cartridge. The ink cartridge includes a case including a front face and a rear face opposite the front face, an ink supply portion positioned at the front...
7416290 Ink cartridges  
An ink cartridge includes a case including a front face and a rear face opposite the front face, an ink supply portion positioned at the front face of the case, an air intake portion positioned at...
7416289 Ink cartridge and inkjet recording apparatus equipped with the ink cartridge  
An ink cartridge is disclosed. The ink cartridge comprises an ink refill bag, and an ink refill bag housing in which the ink refill bag is accommodated. The ink refill bag includes a cap having an...
7416287 Cradle unit having a refill actuator for operating a refill unit  
A cradle unit for an inkjet printer comprising: a body complementary to a removable inkjet cartridge of a type having a pagewidth printhead and a refillable ink supply; and a controller for...
D575331 Ink cartridge  
7413298 Filter wicks for ink jet cartridges  
An ink cartridge having an ink chamber including a wall, an outlet port extending from the wall, an outlet passage through the port and communicating with said chamber and an ink absorbing member...
7413297 Full liquid version of ink jet cassette for use with ink jet printer  
An ink cartridge having a one-piece housing including a plurality of walls to form a chamber for receiving ink. The housing is formed of a blow-molded plastic material. An outlet passage extends...
7407275 Ink container for ink jet printer, holder for the container, carriage for the holder and ink jet printer  
An ink container for containing ink to be supplied to an ink jet head to which the ink container is detachably mountable, includes an ink supply port for supplying the ink to the ink jet head; a...
7407274 Ink container for ink jet printer, holder for the container carriage for the holder and ink jet printer  
An ink container for containing ink to be supplied to an ink jet head to which the ink container is detachably mountable, inclues an ink supply port for supplying the ink to the ink jet head; a air...
7404629 Franking machine incorporating an integrated ink supply device  
A franking machine including a printer for printing postal indicia on a mail item, a supplier for supplying postage printing ink to allow a refill of the printer with postage printing ink, and a...
7404628 Liquid container  
The invention provides a liquid container for storing liquid to be supplied to a liquid consuming apparatus. The liquid container is constructed such that pressurized fluid is sent to its inside so...
7401909 Ink container for ink jet printer, holder for the container, carriage for the holder and ink jet printer  
An ink container for containing ink to be supplied to an ink jet head to which the ink container is detachably mountable, includes an ink supply port for supplying the ink to the ink jet head; a...
7401899 Printer with a detachable printhead  
A printer containing a printhead that is detachably mounted on a support plate and is held thereon at two rigid support points located on a first side of the printhead and one elastic support point...
D573180 Waste ink box for printer  
7399074 Ink tank for a printhead  
An ink tank for an inkjet printing device that includes a housing for containing ink, first and second chambers within the housing, and a partition separating the first and second chambers. The ink...
7399073 Ink supply  
In one embodiment, a foam ink supply includes: a chamber defined by a ceiling, a floor, and a wall between the ceiling and the floor; an outlet from the chamber; and a block of foam only partially...
7399072 Ink refill unit having a linearly actuated plunger assembly  
A dispensing assembly for a printing fluid refill cartridge, that has a body for storing printing fluid having an outlet through which the printing fluid is dispensed, and a plunger arranged to...
7399047 Consumable cartridge with theft deterrence features  
Embodiments of the invention involve modifying non-volatile data fields in the integral memory components of consumable cartridges (and, in some embodiments, data fields in the utilizing device...
7396118 Cartridge for ink jet recording and method for producing the same  
The present invention provides a method for producing an ink jet recording cartridge provided with a recording element substrate on the bottom surface, wherein the cartridge can be integrated with...
7396117 Liquid container and liquid ejecting cartridge  
A side rib provided on an inner wall of a housing creates space, which extends to reach an air hole, between a second ink retainer and the inner wall of the housing. A contact area where a first...
7396116 Ink jet printer having spare ink cartridges  
An ink jet printer is provided with an ink jet head, a first support device, and a connecting device. The ink jet head is connected with an ink cartridge that stores ink, and the ink jet head...
7396115 Ink jet apparatus, recording head apparatus, and semiconductor device with data relating to usage of recording head apparatus  
An ink cartridge supported on a housing portion includes a non-volatile memory. The non-volatile memory communicates with a control portion mounted to a recording apparatus main body through a...
7396114 Liquid container  
The liquid container includes: a container body having a built-in closed storage space for storing liquid, a liquid leading-out path for sending liquid in the storage space to a liquid consumption...
7393092 Ink cartridge and printer using the same  
Cost of an ink jet printer is reduced using an EEPROM enabling sequential accesses for storage elements in black and color ink cartridges. The data array of a memory cell of the storage elements is...
7393091 Liquid-jetting device  
An ink jet recording apparatus includes a slide member slidably supported at a cartridge holder and a lock claw member rotatably supported at the cartridge holder. The slide member slides along an...
7393071 Ink level and negative pressure control in an ink jet printer  
An ink jet printer having an expandable ink container biased to expand and configured to receive refill ink and an ink reservoir to provide refill ink to the expandable ink container. The printer...
D571852 Ink cartridge for computer printer  
7391531 Printer with replaceable ink cartridge and print quality IC  
A printer includes a processor. A replaceable ink cartridge includes a first integrated circuit (IC) containing print quality information and which is configured to be interfaced, in a releasable...
7390080 Ink refill unit with keyed connection ink cartridge  
An ink refill unit is provided for replenishing an ink cartridge in an inkjet printer. The ink cartridge has an interface for engaging the ink refill unit and the ink refill unit has a body...
D571397 Ink cartridge  
D571396 Ink cartridge for computer printer  
7387379 Liquid container  
A liquid container is provided with an atmospheric air communicating port communicated with atmospheric air in an upper portion thereof, and a liquid supply port for supplying ink contained in the...
7387378 Liquid container, component for forming liquid container, and method for producing liquid container  
The present invention provides a liquid container which has a check valve for preventing a flow of outside air into its inside and which is capable of maintaining the performance of the check valve...
7387360 Ink jet recording head, liquid storage container and ink jet recording apparatus  
An ink jet recording head is detachably attached to an ink jet recording apparatus including a carriage operable to reciprocally move and an optical encoder scale. An ink jet recording head, a...
D570905 Ink cartridge  
7384137 Ink cartridge replacement lid  
An ink jet cartridge lid has a body having a first planar side and a second planar side opposite the first side. The first side has a raised portion having a first angled end wall and a second...
7384136 Ink cartridge  
An ink cartridge includes an ink chamber, a communication chamber that is capable of communicating with the ink chamber and an outside of the ink cartridge, a valve disposed within the...
7384135 Cradle unit having pivotal electrical contacts for electrically engaging with a pagewidth printhead cartridge  
A cradle unit for an inkjet printer is provided. The cradle unit has a body complementary to a removable inkjet cartridge of a type having a pagewidth printhead and an ink supply, a controller for...
7384134 Ink cartridge with collapsible ink containers for an inkjet printer  
An ink cartridge for an inkjet printer is disclosed. The printer has a mounting arrangement for the ink cartridge. The mounting arrangement includes at least one ink supply connector. The ink...