Matches 401 - 450 out of 510 < 1 2 3 4 5 6 7 8 9 10 11 >
Match Document Document Title
5670997 Recording means for enhancing removal of ink deposited on an ejection side surface thereof, ink jet recording apparatus having said recording means, and recovery method  
An ink jet recording apparatus includes a carriage for carrying a recording head for effecting recording by ejection of ink on a recording material; a cap for capping an ejection outlet of the...
5670996 Thermal ink jet recording device and method of cleaning a recording head  
In an ink jet recording device of the type wherein ink droplets are ejected from orifices using thermal energy and the heater for supplying the thermal energy is oriented in a direction...
5648803 Ink jet recorder capable of reliably sealing ink jet nozzle  
In a non-printing state, a cap is moved toward an ink jet nozzle of a head, for sealing the same. Immediately before the cap comes into contact with the jet nozzle, a gear is rotated by a motor to...
5644346 Modular wiping unit for inkjet printer  
A service station includes a sled that is mounted to the printer's chassis having caps and wipers mounted on the sled for each of the printer's movable carriage-mounted printheads. The sled and the...
5640181 Tube pump mechanism and ink jet recording apparatus equipped therewith  
A recovery device is equipped with a tube pump which performs suction or pressurization by utilizing deformation of a tube applicable to a liquid jet recording apparatus. The recovery device...
5639220 Pump with inlet and outlet simultaneously exposed to pump chamber and method of operating same  
A pump unit includes a suction pump and a driving mechanism for driving the suction pump. The suction pump has a pump body provided with a suction port and a discharge port which are axially...
5621450 Container for receiving ink jet cartridge for an ink jet recording apparatus  
A container for storably receiving an ink jet cartridge for an ink jet recording apparatus includes a recording head section for discharging ink from a plurality of ink discharging orifices and an...
5619232 Maintenance station of ink jet printer and cap and pump included therein  
An ink jet printer includes a maintenance station which is simple in construction and small-sized. A cap holder is provided with a suction port communicating with a cap through a communication...
5614929 Manual pen selection for clearing nozzles without removal from pen carriage  
A thermal ink jet printhead cartridge priming apparatus that includes a plurality of caps respectively associated with a plurality of printhead nozzle arrays for controllably sealing printhead...
5610640 Maintenance apparatus using translation forces to move cap member for ink jet printheads  
A maintenance apparatus for maintaining an ink jet printhead. The maintenance apparatus includes a maintenance station having a first member, a translation apparatus connected to the maintenance...
5596354 Ink priming device for ink jet printer  
An ink priming device for an ink jet printing apparatus is disclosed which includes a housing adapted to fit over the nozzle plate of the print head when the print head is in a non-printing...
5594477 Wet wiper and vacuum primer configuration for full-width-array printbar  
A priming device for a printbar having an array of print dies employs a vacuum nozzle shorter in width than one print die. At least one wet wiper blade is located adjacent to the vacuum nozzle and...
5592200 Ink jet apparatus capable of practicing an improved recovery operation  
An ink jet apparatus performs recording by ejecting, from the head portion ink which is contained in an exchangeable ink jet cartridge for the apparatus to form desired images on a recording...
5592201 Manual priming pump for inkjet printing mechanisms  
A manually actuated, spring biased, unidirectional piston pump assembly is provided for purging ink from the lines and/or nozzles of an inkjet printing mechanism. The pump's piston plunger may be...
5589865 Inkjet page-wide-array printhead cleaning method and apparatus  
A cleaning media is fed adjacent to a page-wide-array ("PWA") printhead along a paper path. The cleaning media includes a solvent pad and an absorbent pad coupled to a backing material. The backing...
5572243 Ink jet printer priming element  
A priming element for priming or maintaining the nozzles or orifices of an ink jet printhead in an ink jet printer. The priming element applies a vacuum or negative pressure generated by a suction...
5570116 Method and device for restoring ink jet performance of ink jet recording apparatus  
A method of recovering ink jet performance of an ink jet recording apparatus, comprises the steps of: first covering a nozzle surface of an ink jet head with a cap; sucking the nozzle surface of...
5565899 Ink jet apparatus having an ink passage divided into regions by a filter  
An ink jet recording apparatus includes ink ejecting outlets for ejecting ink, an ink container for containing the ink to be supplied to the ejecting outlets, ink supply passage for supplying the...
5565898 Ink ejecting printer having different cleaning timings  
An ink ejecting printer capable of increasing a printing speed by eliminating unnecessary head maintenance operations includes a mode controller, a ROM, timing value storage, a wiping ordering unit...
5563636 On-line/off-line primer for ink jet cartridge  
Ink jet printhead primer apparatus including a resilient bellows having an upper end cap, a lower end cap, a capper having an opening supported by the upper end cap selective sealing engagement...
5559537 Suction recovery device for ink jet recording apparatus  
In an ink jet recording apparatus having an opening for ejecting ink and a cap for covering the opening, a suction recovery device includes a suction pump. The suction pump includes a cylinder...
5552811 Liquid discharging apparatus and printing method using such an apparatus  
To rinse a cleaning member, a rinsing liquid is discharged from a nozzle onto the cleaning member to wipe the discharging port surface of the liquid discharging apparatus. The foregoing cleaning...
5552815 Ink jet apparatus including means for regulating an amount of ink and an amount of air in an ink tank relative to each other  
Disclosed is an ink jet apparatus having a head for forming an image picture on a recording paper, a subsidiary ink tank detachably coupled to the head for accommodating ink and air therein, and a...
5543826 Ink jet apparatus and method for recovery thereof  
An ink jet apparatus carries out a recovery operation if a cap member is not capping a discharge opening when the ink jet apparatus is turned on. The recovery operation includes first wiping a...
5534896 Tubeless ink-jet printer priming cap system and method  
Tubeless printhead-priming cap and system for ink-jet printers are described. The system is preferably implemented, using the existing printer carriage drive motor, by the use of a...
5528269 Servicing a newly-installed ink pen to eliminate uneven print quality without excessive wasting of ink  
An inkjet printer has a pen holder for removably holding an ink pen, a detector circuit for detecting whether ink with a degraded quality is likely to be ejected by said ink pen, and a servicing...
5517218 Ink printer with a cleaning and sealing station  
In order to avoid the ink drying up in the nozzle apertures of the print head (80) of an ink printer (1) during lengthy pauses in printing and to prevent the nozzle apertures from becoming dirty,...
5500659 Method and apparatus for cleaning a printhead maintenance station of an ink jet printer  
A cleaning apparatus for removing accumulated waste ink from a service or maintenance station of an ink jet printer includes a housing that defines a fluid storage chamber, and at least one output...
5493319 Method of restoring ink ejection by heating an jet head before cleaning  
An ink jet recording apparatus for recording information by ejecting ink fluid on a recording medium includes a recording head, a cap, an ejection restoration mechanism, an atmospheric air opening...
5483266 Ink jet recording apparatus with two storage modes  
An ink jet recording apparatus that records by causing ink to adhere to a recording medium includes a recording head with nozzles for ejecting ink and a cap member for covering and sealing the ink...
5481282 Suction recovery device and ink jet recording apparatus with the device  
An ink jet recording apparatus includes a recording head for recording on a recording medium with the discharge of ink; a cap for covering a face of a recording head formed with a discharge port...
5480243 Ink jet recording system  
The present invention provides an ink jet recording system having a recording means for performing the recording by discharging ink onto a recording medium, wherein an ink receiving portion for...
5455608 Pen start up algorithm for black and color thermal ink-jet pens  
A process for start up of a thermal ink-jet printhead cartridge that includes a sequence of nozzle clearing procedures of increasing severity which are performed in sequence so long as some of the...
5448271 Recovery method for ink jet recording head  
In a suction recovery method in a liquid jet recording apparatus in which the discharge port surface of a recording head is capped by a cap in response to the movement of a carriage carrying the...
5438351 Vacuum priming diagnostic cartridge  
A vacuum priming diagnostic cartridge that can be inserted in place of an ordinary ink jet cartridge to diagnose and indicate vacuum condition in an ink jet maintenance station of a printer. The...
5432538 Valve for an ink jet printer maintenance system  
A valve is disclosed for use in a maintenance station for an ink jet printer. The maintenance station has a carriage on which a cap that selectively seals the printhead nozzle is mounted. The...
5426456 Suction and covering device for suctioning ink from ink print heads of an ink jet print unit and for sealing the ink jet print heads  
The suction and covering device (4, 4a, 4b) described has flexible rubber insert caps (41, 41a) with a fluid-absorbing lining (42, 42a), for suctioning ink from the print heads (80) and for sealing...
5416507 Cap device for an ink jet recording head  
A cap device for an ink jet recording head includes a cap, a cap holder, a cylinder, a piston, and a cylinder driver. The cylinder includes therewithin a pump chamber of which the volume increases...
5404158 Ink jet printer maintenance system  
A maintenance station for an ink jet printer having a printhead with nozzles in a nozzle face and an ink supply cartridge is mounted on a translatable carriage for concurrent movement therewith....
5389961 Ink jet printer with variable-force ink declogging apparatus  
An ink jet printer includes apparatus for preventing ink clogs from interfering with the flow of ink from a printing nozzle during a printing operation. The ink-declogging apparatus includes a...
5382969 Ink-expelling restoring device and method for ink jet printer  
An ink expelling restoring device and method capable of reliably restoring the ink-expelling restoring capability of an ink jet type recording head and coping with the case where the ink supply is...
5381168 Suction-purging unit and suction purging method for an ink jet printer  
A suction purging unit for removing dusts solidified ink etc. from nozzles of a print head of an ink jet printer, the nozzles being arrayed in a moving direction of the print head. A contact...
5379061 Apparatus for declogging an ink jet recording apparatus  
In a recording apparatus with an ink jet print head which forms dots on a recording sheet by ink jets shot from an array of nozzles, a microcomputer determines whether a printing defect is a light...
5373936 Storage container  
A storage container for housing and storing an ink jet cartridge which has a recording head to discharge ink, and an ink tank to contain ink to be supplied to the recording head and which is...
5341163 Ink jet recording apparatus with waste-preventing recovery operation  
An ink jet recording apparatus has a recovery unit designed to reduce the possibility of an ink droplet ejection failure or malfunction and to enable stable recording even if the recording head is...
5325111 Removing waste ink from capping station  
A process and apparatus for removing waste ink from a capping station on a low cost integral capping, priming and wiping station for a thermal ink jet printer. In particular, the prime operation is...
5311214 Ink jet recording apparatus having means for removing foreign material from an ink supply path by first introducing an into the ink supply path  
A recovery process for an ink jet recording head of a recording apparatus and a device for performing the recovery process are disclosed. The ink jet recording apparatus includes a recording head...
5309180 Ink jet recording apparatus and recovering mechanism thereof  
An ejection recovering unit includes tube pumps which generate pressure for performing ink enforced discharge of ink jet heads by sequentially deforming flexible tubes under pressure. Pressing...
5298923 Ink jet misdischarge recovery by simultaneously driving an ink jet head and exhausting ink therefrom  
A method is used for recovering misdischarge of liquid in an on-demand type liquid jet recording apparatus. The apparatus comprises a recording head having a discharge port for discharging liquid,...
5266975 Ink jet printing apparatus having means for preventing excessive ink purging  
An ink jet type recording device has a recording head which is moved over a recording sheet to jet ink droplets to form dots on it, an ink tank for supplying ink to the recording head, a cap member...
Matches 401 - 450 out of 510 < 1 2 3 4 5 6 7 8 9 10 11 >