Silverbrook
Kai Silverbrook, Balmain AU
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20100079536 | PRINTHEAD MAINTENANCE SYSTEM FOR APPLYING FOAM TO PRINTHEAD - A printhead maintenance system for maintaining a printhead having an ink ejection face is provided. The maintenance system comprises: (a) a foaming system for providing liquid foam on the face, (b) a foam transfer surface for receiving the foam from said face, (c) a transport mechanism for feeding said transfer surface through a transfer zone and away from said printhead, and (d) a valve configurable in first and second positions, the first position for establishing fluid communication between said printhead and an ink supply system and the second position for establishing fluid communication between said printhead and said foaming system. The transfer zone is adjacent to and spaced apart from said ink ejection face. | 04-01-2010 |
Kia Silverbrook, Balmian AU
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20100007703 | Printhead Assembly With Parallel Power Input - A printhead assembly includes a printhead module including two or more printhead integrated circuits and an electrical connector for connecting electrical signals to the printhead integrated circuits. First and second power supplies are provided at first and second ends of the printhead assembly, the second end being opposite to the first end. The printhead assembly further includes a plurality of electrical conductors for providing power to the printhead integrated circuits from the first and second power supplies. The plurality of electrical conductors extend transverse to a media feed path defined through the printhead assembly. The plurality of electrical connectors are arranged as first and second groups of electrical conductors, the first and second groups having a combined lengths at least equal to a width of the media feed path. The first group of electrical conductors is connected to the first power supply and extends from the first end of the printhead assembly to a region intermediate the ends of the printhead assembly. The second group of electrical conductors is connected to the second power supply and extends from the second end to connect to the first group at the region intermediate the first and second ends of the printhead assembly to supply power in parallel from both ends of the printhead assembly. The first group of electrical conductors has a staggered configuration, the staggered configuration adapted to overlap and mate with a complementary staggered configuration of the second group of electrical conductors. | 01-14-2010 |
Kia Silverbrook, Silverbrook AU
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20090066757 | NOZZLE ARRANGEMENT WITH AN ACTUATOR HAVING IRIS VANES - Provided is a nozzle arrangement for an inkjet printhead. The nozzle arrangement includes a substrate defining an ink inlet, a roof portion defining an ejection port, the roof portion supported on said substrate by posts, and an actuator arranged between the posts and having four iris vanes each respectively arranged to form a wall of a chamber, said iris vanes operating in an iris-type manner to reduce a volume of the chamber to eject ink from the chamber via the ejection port. | 03-12-2009 |
20110312783 | GENETIC ANALYSIS LOC WITH HYBRIDIZATION ARRAY WITH NEGATIVE CONTROL COMPRISING EMPTY CHAMBERS - A microfluidic device having a supporting substrate, an inlet for receiving a biological sample containing target nucleic acid sequences, probes that each have a nucleic acid sequence for hybridization with a respective one of the target nucleic acid sequences to form a probe-target hybrid and emit a fluorescence signal in response to an excitation light, and, photosensors corresponding to each of the probes respectively, and, a control photosensor not corresponding to any of the probes such that the control photosensor does not sense the fluorescence signal of a corresponding probe-target hybrid during correct operation of the microfluidic device. | 12-22-2011 |
Kia Silverbrook, Australia AU
Patent application number | Description | Published |
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20080316240 | METHOD OF CONTROLLING A CONTROL CIRCUIT FOR A MICRO-ELECTROMECHANICAL INKJET NOZZLE ARRANGEMENT - Provided is a method of controlling a CMOS-implemented control circuit for operating a micro-electromechanical inkjet nozzle arrangement of a printer. The circuit includes a plurality of sequential shift registers, a transfer register, a firing control gate and a drive transistor. The method includes the steps of transferring data from the shift register to the transfer register, latching the data in said transfer register, activating the firing control gate to arrange a heater element of the nozzle arrangement in electrical communication with a current source to facilitate ink ejection via thermal cavitation of ink in the nozzle. | 12-25-2008 |
Kia Silverbrook, New South Wales AU
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20110205300 | Translation to rotation conversion in an inkjet printhead - A printhead chip for an inkjet printhead includes a substrate ( | 08-25-2011 |
Kia Silverbrook, Rozzelle AU
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20110312071 | MICROFLUIDIC DEVICE WITH LARGE CHANNELS FOR CELL TRANSPORT AND SMALL CHANNELS SUITABLE FOR BIOCHEMICAL PROCESSES - A microfluidic device for molecular diagnostic analysis of a biological sample containing cells, the microfluidic device having a supporting substrate, a plurality of microsystems technology (MST) channels each with a cross-sectional area between 1 square micron and 400 square microns for biochemical processing of constituents within the biological sample, and, a plurality of cell transport channels, each with a cross-sectional area greater than 400 square microns for receiving the biological sample and transporting cells within the biological sample to predetermined sites in the MST channels. | 12-22-2011 |
Kia Silverbrook, Rozellerozelle AU
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20110312747 | MICROFLUIDIC DEVICE FOR BIOCHEMICAL PROCESSING AND ANALYSIS - A microfluidic device for biochemical processing and analysis, the microfluidic device having a supporting substrate, a microsystems technology (MST) layer supported on the substrate, the MST layer having an inlet for receiving biochemical liquid, and, a reagent reservoir containing a reagent for addition to the biochemical liquid for use in chemical analysis of the biochemical liquid, wherein, the reagent reservoir has an outlet with a surface tension valve for retaining the reagent in the reservoir with a reagent meniscus until contact with the biochemical liquid removes the reagent meniscus. | 12-22-2011 |
Kia Silverbrook US
Patent application number | Description | Published |
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20100231652 | INKJET NOZZLE ASSEMBLY HAVING BILAYERED PASSIVE BEAM - An inkjet nozzle assembly comprises: a nozzle chamber having a nozzle opening and an ink inlet; and a thermal bend actuator for ejecting ink through the nozzle opening. The actuator comprises: an active beam for connection to drive circuitry; a first passive beam fused to the active beam; and a second passive beam fused to the second first passive beam. The first passive beam is sandwiched between the active beam and the second passive beam such that when a current is passed through the active beam, the active beam expands relative to the passive beams, resulting in bending of the actuator and ejection of ink through the nozzle opening. | 09-16-2010 |
20100310299 | ELECTRONIC IMAGE-SENSING PEN WITH FORCE SENSOR AND REMOVEABLE INK CARTRIDGE - An electronic pen includes a pen body having a longitudinal axis; an image sensor; an ink cartridge replaceably received in the pen body, the ink cartridge having a nib at a first end and an opposite second end; and a force sensor assembly engaged with the second end of the ink cartridge. The force sensor assembly is configured for sensing a nib force transmitted longitudinally axially through the ink cartridge. The pen body includes a removable cover molding extending longitudinally along the pen body for insertion of the ink cartridge inside the pen body. | 12-09-2010 |
20110025777 | PRINTER HAVING MULTIPLE NOZZLE ICS AND CAPPERS - A printer is provided having an elongate carrier spaced from a platen, ejection nozzle integrated circuits carried by the carrier to define an elongate printing zone between the carrier and platen, controllers carried by the carrier each configured to control a group of the integrated circuits, capping devices carried by the carrier to be reciprocally displaceable to cap respective integrated circuits, and an elongate camshaft positioned along the elongate carrier and along the capping devices and a translating member interconnecting the elongate camshaft and the capping devices, so that rotational movement of the elongate camshaft driven by a motor results in the reciprocal movement of the capping devices between the capping and non-capping positions. | 02-03-2011 |
20110032307 | INKJET PRINTHEAD HAVING NOZZLE CHAMBERS WITH REDUNDANT INK INLETS - An inkjet printhead includes: a substrate; a row of nozzle chambers disposed on the substrate; an ink conduit extending longitudinally adjacent the row of nozzle chambers; and a nozzle plate spanning over the ink conduit and the row of nozzle chambers. Each nozzle chamber has a respective ink ejection opening defined in the nozzle plate; a first ink inlet defined in a sidewall of the nozzle chamber for receiving ink from the ink conduit; and a second ink inlet defined in a floor of the nozzle chamber. Each of the first and second ink inlets is in fluid communication with a common ink reservoir. | 02-10-2011 |
20110164260 | DUPLEX PRINTER WITH INTERNAL HARD DRIVE - A duplex color printer includes a pair of print engines mounted within the body in an opposed manner to define a print media feed path therebetween; a pair of print media trays mounted on either side of the body for respectively containing print media; a print media feed arrangement for feeding print media from one of the trays along the print media path into the other one of the trays; an internal hard drive for locally storing pre-rasterized documents; and an interface for facilitating user selection of a locally stored pre-rasterized document for printing by the pair of print engines. | 07-07-2011 |
20130201257 | NOZZLE ASSEMBLY WITH ELLIPTICAL NOZZLE OPENING AND PRESSURE-DIFFUSING STRUCTURE - A nozzle assembly for an inkjet printhead includes: an ink chamber having an elliptical nozzle opening defined in a roof of the ink chamber and an ink inlet; a heater element positioned in the ink chamber, the heater element having an elongate linear beam for generating a vapour bubble in the ink chamber, the elongate linear beam having a longitudinal axis extending parallel with a major axis of the elliptical nozzle opening; and a pressure-diffusing structure positioned relative to the ink inlet. The pressure-diffusing structure is configured for diffusing pressure pulses in ink supplied to the ink chamber via the ink inlet. | 08-08-2013 |
20140094965 | Method of dispensing a product item - A method of dispensing a product item is disclosed. The product item has packaging. On the packaging are a number of coded data portions. Each coded data portion encodes an identity of the product item and a part of a signature. A sensing device senses one or more coded data portions and generate indicating data indicative of: the identity of the product item; a signature part; and a signature part identifier. A processor receiving the indicating data from the sensing device then determines a determined signature part and authenticates the product item by comparing the received signature part and the determined signature part. Further, a criterion for dispensing the product item is determined and the product item is caused to be dispensed based on the criterion being satisfied. | 04-03-2014 |
Kia Silverbrook, North Ryde AU
Patent application number | Description | Published |
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20130115729 | Lithographic fabrication process for a pressure sensor - Lithographic fabrication of a pressure sensor ( | 05-09-2013 |
20140160202 | PAGEWIDTH PRINTHEAD ASSEMBLY HAVING INK DISTRIBUTION MEMBER - A pagewidth printhead assembly for an inkjet printer includes: a plurality of channels for distributing the ink along a length of the printhead assembly; a plurality of printhead integrated circuits; and an ink distribution member upon which the printhead integrated circuits are fixed and which distributes ink from the channels to the printhead integrated circuits. The ink distribution member has a plurality of ink supply holes and a plurality of ink supply conduits defined in a surface thereof and the printhead integrated circuits are fixed to the ink distribution member via a bonding film. The bonding film includes a plurality of through-holes coinciding with the ink supply holes and end portions of the ink supply conduits. | 06-12-2014 |
20140184707 | INK DISTRIBUTION MEMBER FOR MOUNTING PRINTHEAD INTEGRATED CIRCUIT - An elongate ink distribution member for mounting a printhead integrated circuit. The ink distribution member includes a plurality of longitudinally extending ink supply channels and a mounting surface having a plurality of ink supply conduits defined therein. The ink supply conduits are arranged in sets with each set of ink supply conduits being in fluid communication with a respective one of the ink supply channels. The ink supply conduits extend generally transversely from an upstream outer region towards a downstream inner region of the mounting surface. | 07-03-2014 |
20150070439 | REMOVABLE PRINTHEAD ASSEMBLY FOR SINGLE-PASS INKJET PRINTER - A removable printhead assembly for a single-pass inkjet printer, the printhead assembly including: a body adapted for user removal and insertion in the printer; an elongate ink manifold assembly mounted in the body, the ink manifold assembly having a plurality of longitudinally extending ink channels, a plurality of outlets defined in a mounting surface; and a plurality of ink conduits connecting each ink channel to a corresponding set of outlets; a plurality of printhead chips mounted on the mounting surface; a plurality of pressure regulator assemblies for delivering ink to the printhead chips at a negative pressure; a plurality of electrical connectors; and a plurality of ink ports. | 03-12-2015 |