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Class Information
Number: 347/22
Name: Incremental printing of symbolic information > Ink jet > Ejector mechanism (i.e., print head) > With cleaning or protector
Description: Subject matter wherein means are provided to keep the ejector* mechanism clean.










Sub-classes under this class:

Class Number Class Name Patents
347/24 For color 105
347/25 Gas 93
347/26 Heat 36
347/34 Mist or dust removal 190
347/29 Nozzle cap, cover, or protection 1,105
347/35 Purging without a cap 442
347/23 Responsive to condition 646
347/28 Solvent 254
347/27 Vibration 71
347/36 Waste storage 376
347/33 Wiping 917


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12

Patent Number Title Of Patent Date Issued
7425059 Ink container, inkjet printing head, and inkjet printing apparatus Sep. 16, 2008
7416271 Ink-jet recording apparatus with wiper blade Aug. 26, 2008
7416293 Ink recirculation system Aug. 26, 2008
7413299 Pressurizing a heatable printhead while it cools Aug. 19, 2008
7407257 Mobile device including a force transfer mechanism Aug. 5, 2008
7401892 Inkjet printer including shifting guide Jul. 22, 2008
7401891 Printhead assembly incorporating a capping arrangement Jul. 22, 2008
7401886 Method of removing ink from a printhead using film transfer Jul. 22, 2008
7399054 Printhead assembly comprising wicking channel Jul. 15, 2008
7396112 Inkjet recording head and inkjet recording apparatus Jul. 8, 2008
7393079 Ink jet printhead garage configured to perform maintenance functions Jul. 1, 2008
7390074 Methods of and apparatuses for wiping a line head in an ink jet recorder Jun. 24, 2008
7381444 Color filter manufacturing method and apparatus, ink-jet device, color filter, display device, and apparatus having display device Jun. 3, 2008
7377616 Inkjet printer including discharger with cap May. 27, 2008
7367647 Pagewidth inkjet printer cartridge with ink delivery member May. 6, 2008
7367661 Low-cost liquid droplet spray device and nozzle body May. 6, 2008
7354127 Method for forming ejection-test pattern, method for testing ejection, printing apparatus, computer-readable medium, and printing system Apr. 8, 2008
7354522 Substrate etching method for forming connected features Apr. 8, 2008
7350896 Electromagnetically controlled capper assembly for capping a pagewidth printhead cartridge Apr. 1, 2008
7334862 Image forming apparatus for performing restoration process Feb. 26, 2008
7334863 Nozzle cap, head cap unit, and liquid ejection head Feb. 26, 2008
7328966 Page-width inkjet printer with printhead-transfer roller arrangement Feb. 12, 2008
7322668 Inkjet head and methods of fabricating and exchanging the same Jan. 29, 2008
7322670 Inkjet recording apparatus Jan. 29, 2008
7284816 Printer with motor driven maintenance station Oct. 23, 2007
7279216 Identifiable flexible printed circuit board and method of fabricating the same Oct. 9, 2007
7275802 Cleaner Oct. 2, 2007
7270846 Color filter manufacturing method and apparatus, ink-jet device, color filter, display device, and apparatus having display device Sep. 18, 2007
7267422 Purging fixing-liquid ejection devices Sep. 11, 2007
7267423 Printhead assembly using a fluidic seal for sealing a nozzle chamber Sep. 11, 2007
7264331 Ink jet recording apparatus Sep. 4, 2007
7261391 Nozzle cleaning device for an ink jet printer Aug. 28, 2007
7261390 Ink jet printer Aug. 28, 2007
7252361 Ink jet recording apparatus having an ink absorbing member and a wiping member Aug. 7, 2007
7252362 Printing apparatus, control method therefor, printhead control circuit, and printhead driving method Aug. 7, 2007
7246872 Automatic maintenance-performing apparatus and method thereof of an image forming device Jul. 24, 2007
7246873 Recording head and recording apparatus Jul. 24, 2007
7244011 Inkjet recording apparatus Jul. 17, 2007
7237867 Ink cleaning device of the inkjet printer Jul. 3, 2007
7213901 Tilt head cleaner May. 8, 2007
7213902 Method of shutting down a continuous ink jet printer for maintaining positive pressure at the printhead May. 8, 2007
7210866 Printer having adjustable media support May. 1, 2007
7207667 Apparatus and method for refurbishing used cartridges for ink jet type imaging devices Apr. 24, 2007
7207648 Inkjet head and method of cleaning inkjet head Apr. 24, 2007
7204576 Liquid ejection head and liquid ejection apparatus using the same Apr. 17, 2007
7178897 Method for removing liquid in the gap of a printhead Feb. 20, 2007
7178915 Ink-jet recording apparatus Feb. 20, 2007
7175252 Ink jet printing apparatus and ejection recovery method for printing head Feb. 13, 2007
7175251 Removing ink waste Feb. 13, 2007
7172261 Recovering apparatus for recovering a status of an ink jet recording head Feb. 6, 2007

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