| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 347025000 | Gas | 28 |
| 20080291235 | Device for Generating an Underpressure - A device for generating an underpressure comprises a plurality of ejectors and a receiving device therefor. The receiving device comprises at least one connection for a compressed air line, the connection protruding into a compressed air distribution system to which a compressed air channel of each ejector can be connected, and each ejector being provided with an underpressure channel that can be connected to the underpressure system of the ejector. The receiving device forms a holding frame and a quick-change system for the ejectors, and can be connected to the ejectors by means of control lines, and to a machine control system. | 11-27-2008 |
| 20090002432 | AIR SUPPLY ARRANGEMENT FOR A PRINT ENGINE - Provided is an air supply arrangement for a print engine having a pagewidth printhead and a driving assembly for feeding print media past the printhead. The print engine has a chassis molding for receiving the air supply arrangement. The air supply arrangement includes a receptacle cover molding defining an air supply channel leading to the printhead when said cover molding is operatively received by the chassis molding, the cover molding further defining air inlet and outlet openings. The air supply arrangement also includes an air pump attached to the cover molding and arranged to pump air from the air inlet opening to the air outlet opening, said outlet opening arranged in fluid communication with the air supply channel. Also included is an air filter assembly operatively fitted to the receptacle cover so that air is able to be pumped through the filter to the air inlet opening to facilitate cleaning of the printhead. | 01-01-2009 |
| 20100026754 | Ink Jet Recording Device - An ink jet recording device comprises a main body equipped with an ink container, an ink supply pump ink, an ink recovery pump, and a control unit. A printing head equipped with a nozzle emits ink supplied from the main body as ink particles. An electrification electrode electrifies the ink particles and a deflection electrode deflects the electrified ink particles. A gutter collects ink particles which are not used for printing. An exhaust circulation path connects the ink container and the gutter. The gutter comprises two members of an ink flow path block in which ink flows and an exhaust flow path block in which exhaust solvent vapor flows. | 02-04-2010 |
| 20110074869 | INK-JET WIPING APPARATUS, AND WIPING METHOD USING THIS - A wiping apparatus having a gas injection aperture that injects gas, and a guide section that has a convexly curved surface and has an apex and over which gas injected from the gas injection aperture is blown, and, in this wiping apparatus, foreign substance adhering to a nozzle plate of an ink-jet head placed above the guide section is blown away by gas guided along the curved surface of the guide section. | 03-31-2011 |
| 20110109689 | RECORDING APPARATUS - An apparatus includes a supply unit having a humidifying portion that supplies humidified gas near a nozzle array of a line-type recording head. In correspondence to displacement of the recording head in a direction of the nozzle array, at least one of an introducing direction and an introducing position of the supplied humidified gas can be changed. | 05-12-2011 |
| 20110109690 | RECORDING APPARATUS - A supply unit is provided to supply humidified gas near a nozzle array of a line-type recording head. The flow-rate distribution of the supplied humidified gas in a direction of the nozzle array is changeable in accordance with a conveying region where a sheet is conveyed while opposing the nozzle array. | 05-12-2011 |
| 20110193913 | Inkjet head cleaning apparatus - There is provided an inkjet head cleaning apparatus including: an air blowing unit spaced apart from a nozzle ejecting ink at a predetermined distance and blowing air toward the nozzle; a blocking surface disposed to face the air blowing unit and blocking ink being removed from the nozzle due to the air released by the air blowing unit; a rebound blocking unit disposed between the blocking surface and the nozzle and blocking ink droplets being rebounded farther than a predetermined distance from the blocking surface among the ink blocked by the blocking surface; and a storage unit receiving the removed ink. | 08-11-2011 |
| 20120001983 | INKJET APPARATUS - An inkjet apparatus having a liquid container configured to contain liquid, a conduit configured to discharge gas in a first space where an inkjet head is placed into the liquid contained in the liquid container, and a pump configured to discharge the gas from a second space over the surface of the liquid in the liquid container is provided. If the pump is operated, the second space is placed in a reduced pressure condition as compared to the first space, and the gas in the first space is discharged into the liquid through the conduit, thereby becomes bubbles, and floats up. | 01-05-2012 |
| 20120281041 | HARD IMAGING DEVICES AND HARD IMAGING DEVICE OPERATIONAL METHODS - Hard imaging devices and hard imaging device operational methods are described. According to one arrangement, a hard imaging device includes a pen adjacent to a first location of a media path and configured to eject a plurality of droplets of a liquid marking agent in a direction towards the media moving along the media path to form hard images using the media, the ejection of the droplets of the liquid marking agent from the pen creating aerosol droplets of the liquid marking agent, and a gas injection system adjacent to a second location of the media path which is downstream from the first location with respect to a direction of movement of the media along the media path, and wherein the gas injection system is configured to inject a gas towards the media. | 11-08-2012 |
| 20130010028 | LIQUID EJECTION APPARATUS AND HUMID-AIR SUPPLY METHOD - A liquid ejection apparatus, including: a head having an ejection face having at least one ejection opening for ejecting liquid; a sealing mechanism configured to selectively establish one of a sealing state in which the sealing mechanism seals an ejection space and an open state in which the sealing mechanism does not seal the ejection space; an air introduction opening configured to open in an area that faces the ejection space in the sealing state; a humid air supplier configured to supply a humid air from the air introduction opening to the ejection space in the sealing state; a cleaner configured to clean the liquid contacting at least a part of an area of the head and the sealing mechanism, the area facing the ejection space; and a controller configured to control the cleaner to clean the liquid before the supply of the humid air supplier. | 01-10-2013 |
| 20130127948 | METHOD AND APPARATUS FOR RELIABLY LASER MARKING ARTICLES - The invention is a method and apparatus for creating a color and optical density selectable visible mark on an anodized aluminum specimen. The method includes providing a laser marking system having a laser, laser optics and a controller operatively connected to said laser to control laser pulse parameters and a controller with stored laser pulse parameters, selecting the stored laser pulse parameters associated with the desired color and optical density, directing the laser marking system to produce laser pulses having laser pulse parameters associated with the desired color and optical density including temporal pulse widths greater than about 1 and less than about 1000 picoseconds to impinge upon said anodized aluminum. | 05-23-2013 |
| 20130201254 | APPARATUS AND METHOD FOR REMOVAL OF INK FROM AN EXTERIOR OF A PRINTHEAD - In an inkjet printing apparatus, a heater heats a drib bib that is located below a plurality of inkjets in a printhead to a temperature that melts ink collected on a surface of the drip bib. Pressurized air is directed toward the surface of the drip bib to remove the melted ink from the surface of the drip bib. | 08-08-2013 |
| 20130229457 | CONTINUOUS INKJET PRINTER CLEANING METHOD - A method of maintaining a printhead includes providing a jetting module including a plurality of nozzles and a drop forming mechanism associated with the plurality of nozzles. A gas flow deflection mechanism is provided and includes a gas flow duct in fluid communication with a gas flow pressure source. A flow of liquid is provided through the nozzles at a pressure sufficient to form jets of the liquid. Liquid drops are formed from the liquid jets using the drop forming mechanism. At least some of the liquid drops are caused to enter the gas flow duct using the gas flow pressure source. Liquid from the liquid drops that entered the gas flow duct is caused to wet at least a portion of the gas flow duct. The liquid is removed from the gas flow duct. | 09-05-2013 |
| 20130235121 | PRINTHEAD AIR BARRIER - In one example, an air barrier system for a printhead assembly includes a source of pressurized air and multiple channels operatively connected to the air source to channel multiple streams of air between two printheads in the printhead assembly. | 09-12-2013 |
| 20140002540 | INKJET PRINTER WITH INK COLLECTION DEVICE | 01-02-2014 |
| 20140022300 | STRAY INK COLLECTION APPARATUS FOR PRINTER - A stray ink collection apparatus includes an air duct facing to a nozzle, a collection box, an absorber received in the collection box, and a pump mechanism. The air duct and the pump mechanism are secured to two opposite sides of the collection box. The pump mechanism is capable of generating a suction force to suck stray ink from the nozzle to the collection box via the air duct, and the absorber is capable of absorbing the stray ink. | 01-23-2014 |
| 20140063117 | LIQUID EJECTION APPARATUS - A liquid ejection apparatus includes: a head having an ejection face; a capping mechanism including: a separator having a lip member enclosing the head; a facing member facing the ejection face to form an ejection space; and a moving mechanism for moving the lip member between a contact position and a distant position; and a humidifying mechanism including: a humid air producer; a first projecting portion extending along a first side face of the head and extending in a direction away from the first side face; a supply opening defined by the first projecting portion and the separator, for supplying humid air into the ejection space; and an air discharger disposed on an opposite side of the ejection face from the supply opening and configured to discharge air from the ejection space. At least one cutout is formed in an edge portion of the first projecting portion. | 03-06-2014 |
| 20140176637 | MANAGING CONDENSATION IN AN INKJET PRINTING SYSTEM WITH CO-LINEAR AIRFLOW - Methods for operating an inkjet printing system are provided. In one method, a cross-module airflow is used to limit concentrations of an evaporated inkjet carrier fluid between barrier that is between inkjet printheads of a printing module and a receiver. In the method, inkjet droplets are printed along a first print line and a second print line as the receiver is moved past the first print line and as the receiver is moved past the second print line. A co-linear airflow that flows along with ink droplets to the receiver is also supplied. Between the first print line and the second print line the receiver is moved to create an integration area in which the cross-module airflow and co-linear airflow can integrate and flow from between the printing module and the receiver without disrupting the travel of ink droplets. | 06-26-2014 |
| 20140176638 | INKJET PRINTING SYSTEM WITH MANAGED CONDENSATION CONTROL AIRFLOW - Inkjet printing systems are described that have deflection surfaces to guide a condensation reducing airflow between a printing module and a receiver without disrupting inkjet drop placements. | 06-26-2014 |
| 20140176639 | INKJET PRINTING WITH MANAGED AIRFLOW FOR CONDENSATION CONTROL - Inkjet printing methods are provided that deflect and guide a condensation reducing airflow between a printing module and a receiver without disrupting inkjet drop placements. | 06-26-2014 |
| 20140176640 | INKJET PRINTING WITH CONDENSATION CONTROL - Inkjet printing methods are described that create a combination of higher resistance flow areas and lower resistance flow areas to allow a vaporized carrier fluid reducing airflow to flow between a printing module and a receiver without disrupting inkjet drop placements. Removal of the vaporized carrier fluid reduces condensation. | 06-26-2014 |
| 20140368574 | INKJET MARKING MODULE AND METHOD FOR CONDITIONING INKJET MARKING MODULE - An inkjet marking module includes an inkjet marking device adapted to jet droplets of an inkjet marking material to form an image on recording substrate; and an evaporation device arranged for evaporating a solvent to a gaseous medium. The evaporation device includes an aerosol generator for creating an aerosol of the solvent in the gaseous medium; and a droplet eliminator for removing droplets from the aerosol, the droplet eliminator being arranged downstream of the aerosol generator. A printing system includes such an inkjet marking module and a method is disclosed for controlling the relative degree of saturation of a solvent vapor in a gaseous medium in an inkjet marking module. | 12-18-2014 |
| 20150062240 | CONTAINER HANDLING MACHINE FOR PRINTING ONTO CONTAINER - Container handling machine for printing onto containers with a transport device optionally configured as a carousel for transporting said containers, with direct printing heads and with a cleaning device for cleaning the direct printing heads, the cleaning device including at least one cleaning unit for dispensing cleaning fluid to a direct printing head and a collection device for discharging spent cleaning fluid. | 03-05-2015 |
| 20150103117 | LIQUID EJECTING APPARATUS - A liquid ejecting apparatus includes a first heating unit which heats liquid ejected onto a medium for recording; a first collecting unit which is provided at a position facing a first face of the medium for recording at a portion at which a heating process is performed with respect to the liquid using the first heating unit; and a second collecting unit which is provided at a position facing a second face of the medium for recording at a portion at which the heating process is performed, in which the first collecting unit and the second collecting unit include a vapor collecting unit which collects vapor which is generated in the heating process from a vapor intake port, and a vapor liquefying unit which liquefies the collected vapor. | 04-16-2015 |
| 20160009094 | LIQUID EJECTING APPARATUS AND MAINTENANCE METHOD OF LIQUID EJECTING APPARATUS | 01-14-2016 |
| 20160101622 | PRINT APPARATUS AND PRINT METHOD - Humidified gas generated by a humidifying unit is supplied to a space between two adjacent print heads from one side of the space, and the humidified gas supplied to the space is discharged from the other side facing the one side across the space. | 04-14-2016 |
| 20160101625 | INKJET RECORDING APPARATUS AND RECORDING HEAD MAINTENANCE METHOD - Inkjet recording apparatus includes recording head | 04-14-2016 |
| 20160185120 | GAS-LIQUID SEPARATOR AND INKJET RECORDING APPARATUS USING THE SAME - A gas-liquid separator includes a casing with a cylindrical chamber inside, a gas-liquid 2-phase inlet pipe which is attached to a wall of the casing and connected to the chamber, a gas outlet pipe for discharging the gas of a gas-liquid mixture flowing into the chamber, and the gas-liquid 2-phase outlet pipe for discharging the liquid as a most part of the gas-liquid mixture flowing into the chamber. A gap is formed around the gas-liquid outlet pipe in the chamber for separating the mixture into liquid and gas using the surface tension and suction force. The gas-liquid separator is installed in the inkjet recording apparatus, especially in the print head. The print head is filled with the solvent gas so as to be suctioned from the gutter to reduce the solvent consumption. | 06-30-2016 |
