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6273546 Capping unit having a decreased load during a peeling operation and ink-jet recording apparatus using the same  
Cap holders (60, 70) are accommodation in a holder receiving member (40) in such a state that the cap holders are urged by springs toward the side of a recording head at two places with...
6273545 Ink-jet recording device that reuses waste ink as process black Ink  
To provide an ink-jet recording device in which ink sucked in maintenance is utilized again and an ink absorber for waste ink is not required, process black ink obtained by mixing ink in each color...
6270215 Inkjet printer  
At least both sides of the recording medium (10) are sandwiched by means of the drive roller (14) and the pinch roller (34), and the recording medium (10) is carried onto the drafting member (12)...
6257697 Fluid ejecting apparatus, a print system, a method of recovering fluid from a fluid ejecting head, and a record product all including a wiping blade for wiping an ejection surface  
A fluid-ejecting apparatus includes: a wiping device having a wipe member for wiping an ejection surface of a fluid-ejecting head; and a washing bath storing a wash fluid for washing at least the...
6257696 Ink jet recorder  
An ink jet recorder includes a recording head having a plurality of ejection surfaces each containing a nozzle for ejecting a different ink, a purging device for purging the nozzle of one ejection...
6257714 Method and apparatus for removing air from an inkjet print cartridge  
Method and apparatus for removing air from an inkjet print cartridge by collecting the air in a predetermined area and forcing the air from the air collection area using a conduit.
6247782 Ink jet recording device capable of reliably discharging air bubble during purging operations  
An ink jet head 31 is formed with two rows of plurality of ejection channels 33 through which ink droplets are ejected. A manifold 40 is formed with an ink supply path 43 which fluidly connects the...
6244684 Ink jet printer  
An ink jet printer of the present invention includes a recovering device for repeating, at the time of recovery from defective ink ejection, the suction of ink a plurality of times while varying a...
6227646 Ink jet recording apparatus  
If it is detected that the number of times of ejection recovery operations performed in the past by the request of a user during an ink jet recording operations is greater than or equal to a...
6220690 Ink jet printer  
An ink jet printer having a mechanism to restore the nozzles by suction, thereby preventing the contamination of the nozzles of a printing head caused by waste ink and the mixing of color of ink....
6209982 Ink jet recording device capable of reliably discharging air bubble during purging operations  
A manifold 40 is formed with an ink supply path 43, which fluidly connects an ink cartridge 50 and ejection channels 33 of an ink jet head 31. The ink supply path 43 has a broad portion 45 that...
6206498 Ink purge apparatus, ink purging method nozzle wiping apparatus and wiping method in printer  
A nozzle wiping apparatus comprises an ink-absorbent sheet placed below the ink discard hole to collect the sucked ink discarded through the ink discard hole and an ink absorbent sheet winding...
6196655 Ink-jet recording apparatus and recovery process method of the same  
There is disclosed a method and apparatus for recovering an ink jet head having an opening communicating with a discharge port, the opening being provided on a same planar surface on which the...
6193354 Ink jet recorder  
An ink jet recorder includes an ink jet head having a nozzle, which can be capped with a cap and a suction pump for purging the nozzle through the cap. The recorder further includes a pressure...
6183059 Device for cleaning an ink jet print head  
An assembly for cleaning an ink jet print head which is stationary in a postage meter and/or addressing machine behind a guide plate for imprintable media in a print window. The ink jet print head...
6164752 Ink jet print head maintenance method  
A method for purging an ink jet print head to clear ink jet orifices is provided. A purge cap forms a vacuum seal over the orifice plate of the print head. Multiple low pressure differential vacuum...
6155666 Ejector, ink jet cartridge, ink jet printing apparatus and ink jet head kit having the same, ink jet printing method using the ejector, as well as printed products obtained by employing the method or apparatus  
An in ink jet printing method and apparatus are disclosed which prevents mixing of ink with a liquid insolubilizing and/or agglomerating the ink and which can print images having excellent water...
6154231 Suction recovery of ink jet recording apparatus  
An ink jet apparatus has a sucking device for sucking ink from a cap, and this sucking device includes a sucking space formed by a cylinder and piston adapted to the cylinder, wherein an internal...
6149261 Suction priming of a newly exchanged ink container  
An ink jet apparatus, used with an exchangeable ink jet cartridge having an ink jet head and an ink container, includes a cap, a sucking device and a controller. When the cap caps the ejection...
6145956 Discharge recovery method and apparatus for an ink jet recording head  
A recovery method for recovering proper operation of an ink jet recording head having a plurality of discharge ports and a plurality of thermal energy generating elements each corresponding to each...
6145957 Suction apparatus for inkjet printing device  
A suction apparatus includes a volume-variable chamber having an inlet and an outlet which is formed by a plurality of enclosing parts including an elastic part. A slider applies a force to the...
6142601 Self-cleaning ink jet printer with reverse fluid flow and method of assembling the printer  
Self-cleaning printer with reverse fluid flow and method of assembling the printer. The printer comprises a print head defining a plurality of ink channels therein, each ink channel terminating in...
6142600 Print control method and printer  
Disclosed are an inkjet printing method and an inkjet printer capable of printing high-quality images by the inkjet printing method even when ink is exchanged for ink having a different density,...
6130684 Maintenance station for an ink jet printhead with improved capping and wiping system  
An ink jet printer includes a capping and wiping system in a maintenance station which is connected to a common vacuum source. The wiping system includes a blotter-type collection member which...
6123408 Ink-jet type image forming apparatus and an ink suction pump used therein  
An ink-jet image forming apparatus is formed from a plurality of nozzles which eject ink corresponding to image information, a plurality of cap members which cover the nozzles and an ink suction...
6116719 Removable printhead servicing module with remote primer vacuum source  
A manually removable service module is provided for use with an inkjet printer having a service zone for printhead servicing functions including printhead priming. The service module comprises a...
6113223 Ink jet recording head with ink chamber having slanted surfaces to aid bubble removal  
An ink jet recording apparatus includes a liquid passage for ejection of ink; a liquid chamber for supplying ink to the passage; a device for mounting the recording head on the ink jet recording...
6106098 Ink jet recording apparatus having respective capping members for plural recording heads  
First and second cap members seal nozzle openings of first and second ink jet recording heads and are disposed on a side of a slider facing the nozzle openings. The slider is rotatably supported at...
6102517 Ink-jet recording apparatus for ink cartridge  
An ink jet printing apparatus has an ink jet print head mounted on a carriage reciprocally movable relative to a print medium, an ink cartridge for supplying ink to the ink jet print head, a print...
6095633 Process for priming a multi-chamber ink jet print head  
Pressure is applied to a resilient seal around the venting portion of a print head while the nozzles are elevated in the vertical position above the ink, thereby forcing ink out of the nozzles and...
6086183 Recovery device of an ink jet printer  
A suction pump 42 includes a casing 52 and a pair of piston members 53, 54. The casing 52 has a suction port 52a connected to a suction cap 41 via a channel 55 and a discharge port 52b for...
6070961 Priming station for an ink jet printer  
A priming station for an ink jet printer includes an ink accumulator tank which has an enhanced moisture vapor transfer rate based on a choice of materials and tank design. In a preferred...
6062671 Liquid ejection apparatus and a recovery method thereof  
An apparatus uses a liquid ejection head including a first liquid passage communicating with an ejection port, a second liquid passage separated from the first liquid passage by a separation wall,...
6062670 Ink jet recording apparatus having discharge recovery means  
The present invention relates to a discharge recovery processing of an ink jet recording apparatus which forms an image on the recording medium by discharging the ink. The invention aims to prevent...
6050668 Ink jet recovery pump with variable driving conditions  
To eliminate sticking problems caused by ink thickening inside a pump while the pump is on standby, a driving force and/or a drive sequence by which, in a case in which the pump for expelling ink...
6050669 Method of controlling an ink-jet recording apparatus according to recording apparatus in which the method is implemented  
An ink-jet recording apparatus, having a printer that performs recording by Jetting ink from a recording head according to recording data, comprises a plurality of signal lines that supply the...
6048047 Ink jet recording apparatus  
An ink jet recording apparatus, for recording information on a recording medium, comprises a recording head having an ink ejection outlet for ejecting ink and an ejection recovery unit for ensuring...
6042216 Replaceable printhead servicing module with multiple functions (wipe/cap/spit/prime)  
An inkjet printing system includes a replaceable printhead servicing module which incorporates multiple functions in a single unit. There is a separate servicing module associated with each...
6039431 Printer head cleaning device for ink jet printer  
6039432 Ink jet recording apparatus with recovering device of ink jet head  
An ink jet printer having an ink jet head, a cap covering the ink jet head, and a suction pump for recovering the ink jetting condition of the ink jet head by adding negative pressure to the cap...
6024435 Ink jet recorder  
An ink jet recorder includes a head having ink ejection orifices, a cap for covering the orifices, a suction device for sucking ink from the head covered with the cap, a moving device for moving...
6019452 Ink suction pump and ink jet recording apparatus equipped therewith  
An ink jet recording apparatus is equipped with an ink suction pump which performs discharge recovery treatment for maintaining the ink within the discharge port under a predetermined state by...
6017109 Ink jet apparatus  
An ink jet apparatus includes an ink jet head, capping element and sucking element. The ink jet head includes a plurality of ink discharge openings each adapted to discharge ink therefrom and a...
6010203 Apparatus for recovering an ink jet head and ink jet recorder including the same  
An ink jet recorder includes an ink jet head, a cap for covering the head, and a suction pump for sucking through the suction port of the cap the ink remaining between the head and cap. The cap...
6007179 Ink-jet head back-up device and ink-jet printer  
A pump absorbs ink from nozzles of an ink-jet head by increasing an internal space of the pump and discharges the ink by decreasing the internal space. A valve has an absorbing path formed therein...
6007178 Drive gear system using a single motor for a priming operation and driving a platen in a postage meter  
A postage meter includes a printing device for printing a dot-matrix postal indicia on a mailpiece; and a drive train system having a moveable platen for positioning the mailpiece in fixed...
6000792 Ink jet apparatus provided with an improved recovery mechanism  
An ink jet recording apparatus includes a recording head having discharging ports which discharge a recording liquid, a capping device capable of being mounted on the recording head, a pressure...
6000775 Ink jet printer with a fixed positional relationship between a capping mechanism and printhead  
The position of a guide rail is changed by eccentrically rotating the guide rail by turning a control lever, thereby adjusting an amount of a head gap. A supporting frame for supporting a capping...
5992970 Recording apparatus with enhanced positional accuracy of recording head carriage  
The present invention provides a recording apparatus which can determine a position of a carriage on which a recording head is mounted with high accuracy without enhancing positional accuracy of a...
5995067 Ink jet recording apparatus which controls recovery operation in accordance with environmental conditions  
An ink jet recording apparatus detects the temperature and humidity of the environment in which the ink jet recording apparatus is used when the power-supply is turned on, and checks the detected...