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7628467 |
Mobile telecommunications device with closely arranged printhead and media drive
A mobile telecommunications device is provided having a body, a printhead arranged in the body to print on a print media, and a drive shaft arranged in the body to feed the print media past the...
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7625080 |
Air management in a fluid ejection device
One exemplary fluid ejection device includes a substrate having one or more layers positioned thereon. The fluid ejection device also includes a fluid-feed path extending through a space which is...
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7621626 |
Inkjet recording apparatus
An inkjet recording apparatus is provided with a recording head, a main tank, a tube, a transfer device, a transfer amount determination device and a driving device. The recording head includes a...
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7621618 |
Liquid discharge device
A liquid discharge device is provided with a head, a cover member, a negative pressure source, a seal member, and a controller. The head has a nozzle plane in which a nozzle is formed. The cover...
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7621608 |
Image forming apparatus having improved capability for maintaining ink delivery
An image forming apparatus having a recording head for discharging an ink includes a fuel cell unit and a water supply unit. The fuel cell unit generates power for the image forming apparatus and...
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7611239 |
Printer having coded capping mechanism
An inkjet printer comprising: a body; a first gear assembly mounted to the body so as to cooperate with a motor gear for driving rotation of the first gear assembly, the first gear assembly having...
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7611222 |
Nozzle shield assembly
A nozzle shield assembly includes a band of material having a tag end, a standing end, a first side, and a second side; wherein the second side is at least partially folded against itself, and the...
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7607755 |
Method of maintaining a printhead using a maintenance roller
A method of maintaining a printhead in an operable condition is provided. The method comprises the steps of: (i) providing a maintenance roller having an elastically deformable contact surface (ii)...
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7604334 |
Ink supply system with hammer mechanism for variable purge volume/pressure
An ink supply system for an inkjet printhead is provided. The system including: (a) an ink reservoir for storing ink; (b) and ink conduit providing fluid communication between the ink reservoir and...
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7601219 |
Apparatus for ejecting liquid droplet, work to be applied thereto, method of manufacturing electro-optic device, electro-optic device, and electronic equipment
An apparatus for ejecting liquid droplet includes a suction table for setting a rolled work having a plurality of drawing area arranged in the longitudinal direction by suction, a delivering...
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7594711 |
Recording apparatus
A recording apparatus including a recording head detachably attached on a carriage and a preliminary-discharge receiving unit. The recording head is movable such that an ink discharge surface is...
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7591552 |
Liquid ejecting apparatus
A liquid ejecting apparatus comprising a transporting path to transport a first target medium in a first direction and to transport a second target medium in the first direction and a second...
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7591529 |
Printhead assembly that incorporates a printhead module retention channel
A pagewidth printhead assembly includes an elongate channel member having a floor and a pair of opposed sidewalls and being of a resiliently flexible material. An elongate ink distribution member...
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7591528 |
Modular printhead assembly with capping mechanisms
A modular printhead assembly includes an elongate carrier. An elongate ink conduit is positioned in the carrier and is configured to feed ink along a length of the carrier. A plurality of printhead...
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7588312 |
Printer having relative arcuately moveable simplex printhead and capping and purging mechanism
A printer having a pagewidth printhead assembly and a capping mechanism. The printhead assembly has a single pagewidth printhead and ink ejection nozzles located along the printhead for delivering...
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7588311 |
Discharging apparatus and removing method
When different liquids are charged in a plurality of nozzles, the liquids are drawn by suction or pushed out reliably from the nozzles, so that the liquids collected by suction or pushing out can...
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7588310 |
Inkjet image forming system and method of increasing a printing speed thereof
An inkjet image forming system and method of increasing a printing speed thereof. According to the system and method, at least a portion of a first lead time of a first process that includes...
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7585048 |
Print head cap
A print head cap includes a bottom surface; and a ring-like lip. The ring-like lip surrounds the bottom surface, protrudes toward a nozzle surface of a print head of an ink jet printer and is...
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7581831 |
Printer module incorporating a quartet of co-operating rollers
A printer module includes an elongate body. A motor assembly is operatively mounted to an end of the body. A quartet of rollers is rotationally mounted with respect to the body and extends along...
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7581811 |
Inkjet printer
There is disclosed an inkjet printer including: a printhead having a front surface in which is formed at least one nozzle row consisting of a plurality of nozzles from each of which a droplet of...
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7578572 |
Image forming apparatus using inkjet process capable of maintaining an image forming quality
This patent specification describes an image forming apparatus which includes a carriage, a recording head mounted on the carriage, having a nozzle, and configured to form an image by ejecting...
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7575297 |
Method of unblocking nozzles in a printhead
A method of unblocking nozzles in a printhead is provided. The method comprises the steps of: (a) providing an elastically deformable pad having a contact surface for sealing engagement with an ink...
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7571996 |
Apparatus for reducing particulate in an ink jet printer
An apparatus in an ink jet printer reduces the risk of clogged nozzles in ink jet printing machines by providing a negative pressure area in the vicinity of a localized high shear stress region...
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7566123 |
Double-sided printer having opposed print engines
Provided is a double-sided printer having two print engines arranged on opposite sides of a print media path. Each print engine includes an image transfer roller configured to operatively transfer...
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7562973 |
Mobile device with battery between input interface and print media cartridge
A mobile device including:
an input interface for user control of the device; a battery for powering the device; a printhead for printing onto a media substrate; a media cartridge for...
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7562960 |
Inkjet printer having arcuately moveable printhead and capping/purging member
An inkjet printer is provided which has at least one pagewidth printhead having a plurality of ink ejection nozzles, a capping/purging member having a length corresponding substantially to that of...
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7562959 |
Ink-jet printing device
An ink-jet printing device is presented including (1) an ink-jet printing head for printing an image by discharging ink droplets from a number of nozzles onto a recording medium and (2) a purging...
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7559621 |
Inkjet recording apparatus
The inkjet recording apparatus includes: a recording head including nozzles which discharge droplets of ink onto a recording medium for printing, the ink containing fine particles of an organic...
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7556371 |
Inkjet printer with a capping device
An ink jet printer that includes a printhead configured to eject ink. The printhead is housed in a housing. A capping device is pivotally fastened with respect to the housing to be pivotal into and...
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7556341 |
Liquid jet apparatus and cleaning method for liquid jet head
The apparatus has valve units capable of blocking respectively liquid feed paths connecting a liquid storage unit and a liquid jet head, and control unit. The control unit has a function for...
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7556340 |
Ink jet recording apparatus
Three nozzle caps for sealing the surface of a recording head are provided in correspondence to an ink tank group of Y, C, and M, an ink tank group of R, G, and B, and an ink tank group of photo-K...
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7552994 |
Print-head maintenance device for use in an inkjet printer
A maintenance device for shielding a print-head includes a casing having a first traveling path and a second traveling path transverse to the first traveling path, a sliding member disposed back...
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7547090 |
Print head wiper, inkjet image forming apparatus with the same, and method of maintaining the inkjet image forming apparatus
There are provided a print head wiper to wipe a nozzle surface of a print head where nozzles are formed to fire ink, an inkjet image forming apparatus including the print head wiper, and a method...
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7547088 |
Method of assembling pagewidth printhead capping arrangement
A method of assembling a capping mechanism of an inkjet printer, the method comprising the steps of: providing a support frame for at least one elongate shaft; positioning the shaft so as to be...
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7543907 |
Ink jet recording apparatus and cleaning control method for recording head incorporated therein
A valve unit 36 is placed in an ink flow passage 35 between an ink cartridge 8 and a recording head 7 and can be controlled in association with the cleaning operation of the recording head ...
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7540585 |
Device and method for residue removal
A residue removal device includes an object, a sink, and a conveying device. The object includes a contact surface. Residue exists on the contact surface. A solution is contained in the sink. The...
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7540584 |
Orifice plate protection device
An orifice plate sealing tape for an orifice plate of a micro-fluid ejection device and methods for sealing an orifice plate with the sealing tape. The sealing tape includes a flexible polymeric...
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7537315 |
Cradle unit for a print engine having a maintenance drive assembly
A cradle unit for a print engine, the cradle unit configured to receive a cartridge unit having a printhead assembly. The cradle unit includes a main body defining an opening for receiving said...
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7537307 |
Liquid-droplet jetting apparatus
An ink-jet printer as a liquid-droplet jetting apparatus includes an ink-jet head which includes a channel unit having a plurality of recovery nozzles formed in the vicinity of a plurality of...
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7533958 |
Service station system for an inkjet printer
A service station system for an inkjet printer includes head caps to revolve between a capping position and an uncapping position of printer heads, a slider to slide with respect to the head caps...
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7533957 |
Image forming apparatus
An image forming apparatus comprising: a recording head having a nozzle configured to eject a liquid drop of recording liquid so as to form an image on the recording-medium with a liquid drop...
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7527349 |
Inkjet image forming apparatus and method of maintaining nozzle unit thereof
An inkjet image forming apparatus includes a cap member, a wiper, a nozzle unit, and a platen. The cap member and the wiper face the nozzle unit and are located at a position lower than an upper...
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7524018 |
Printer cartridge with capping seal surrounding orifice surface
An inkjet printer cartridge that has a. an orifice plate; and b. a platform surrounding said orifice plate, said platform defining a surface for sealably engaging a cap. By keeping the capping and...
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7524017 |
Printer having pivoted capper for duplexed printheads
A printer is provided having a pagewidth printhead assembly which has opposed pagewidth printheads, pagewidth carriers each pivotally mounting a pagewidth capping member, and an actuating mechanism...
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7524016 |
Cartridge unit having negatively pressurized ink storage
A cartridge unit 10 for an inkjet printer, with an ink storage compartment 46 and an ink feed system 30 for connection to a printhead 22 . The ink storage compartment has a displaceable wall...
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7520588 |
Apparatus for reducing ink jet contamination
An apparatus is used with an ink jet print head in an ink jet printer. The apparatus includes a print head protector that surrounds a print head. A substantially continuous slot is provided along a...
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7517047 |
Maintenance unit and ink jet printer
For an ink jet printer, a maintenance unit having a simple mechanism that ensures a stable well-closed condition is provided. According to the present invention, rigid contact portions are provided...
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7517046 |
Mobile telecommunications device with printhead capper that is held in uncapped position by media
A printhead of a mobile telecommunications device with an array of nozzles for printing a media substrate; a capper assembly movable between a capped position coveting the nozzles and an uncapped...
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7513593 |
Inkjet printer assembly having controller responsive to cartridge performance
An inkjet printer assembly includes a cartridge which has a pagewidth printhead integrated circuit (IC) and a printhead auxiliary member. The auxiliary member is operatively rotatable between a...
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7513592 |
Cleaning device of liquid jet apparatus, liquid jet apparatus, and cleaning method
A cleaning device mounted on a liquid jet apparatus having a liquid jet head for ejecting liquid in order to clean the liquid jet head is provided. The cleaning device includes: a capping unit...
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