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Memjet Technology Ltd patents (2015 archive)


Recent patent applications related to Memjet Technology Ltd. Memjet Technology Ltd is listed as an Agent/Assignee. Note: Memjet Technology Ltd may have other listings under different names/spellings. We're not affiliated with Memjet Technology Ltd, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "M" | Memjet Technology Ltd-related inventors


11/26/15 / #20150336384

Inkjet printhead assembly including slotted shield plate

An inkjet printhead assembly includes: a plurality of printhead segments arranged in two parallel rows in a staggered overlapping arrangement; and a slotted shield plate positioned relative to the printhead segments. Each of the printhead segments is exposed through the slotted shield plate.. ... Memjet Technology Ltd

10/01/15 / #an inkjet ink includes: (i) a disazo dye of formula (i):

Memjet Technology Ltd.

. . ... Memjet Technology Ltd

09/24/15 / #20150266315

Printer with media trajectory converging towards printhead

A printer includes: a stationary inkjet printhead having an associated print zone; and a feed mechanism for feeding print media past the printhead in a media feed direction. The print media are guided through the print zone such that the print media converge towards the printhead in the media feed direction.. ... Memjet Technology Ltd

07/23/15 / #20150202865

Method of inkjet printing and maintaining nozzle hydration

A method of printing from a fixed inkjet printhead having a plurality of ink planes. The method includes the steps of: feeding a print medium past the printhead in a media feed direction, the media feed direction defining relative upstream and downstream sides of the printhead; printing an image onto the print medium, the image being defined by image data; and printing a keep-wet pattern onto the print medium from each ink plane of the printhead, the keep-wet pattern being defined by a plurality of dots printed at a frequency sufficient to maintain hydration of each nozzle in the printhead. ... Memjet Technology Ltd

07/16/15 / #20150197106

Printer having regenerative intermediary drive

A printer includes: a media tray; a picker; a media guide for guiding the media sheets around a media feed path towards a print zone; a main drive roller assembly positioned upstream of the print zone; and an intermediary drive roller assembly positioned between the picker and the main drive roller assembly. The intermediary drive roller assembly includes: an intermediary idler roller mounted on an intermediary idler shaft; and an intermediary drive roller having a gripping surface engaged with the intermediary idler roller. ... Memjet Technology Ltd

07/16/15 / #20150197091

Inkjet nozzle device having chamber geometry configured for constrained symmetric bubble expansion

An inkjet nozzle device is configured for constrained symmetric bubble expansion. The inkjet nozzle device includes a firing chamber having a nozzle aperture and a heater element. ... Memjet Technology Ltd

06/18/15 / #20150165800

Removable printhead assembly

A removable printhead assembly for a single-pass inkjet printer. The printhead assembly comprises: an elongate body adapted for removal and insertion in a cradle of the printer; an ink manifold assembly having a mounting surface defining a plurality of ink outlets; a plurality of printhead chips mounted on the mounting surface; one or more pressure regulator assemblies for delivering ink to the printhead chips at a predetermined backpressure; and a plurality of electrical terminals positioned along a length of the body for establishing electrical connection with a printer controller of the printer. ... Memjet Technology Ltd

06/18/15 / #20150165790

Printer having modular vacuum belt assembly

A printing system includes: a fixed printhead assembly having an array of printheads and vacuum platen assembly. The vacuum platen assembly includes a fixed vacuum platen and a plurality of rotatable service modules embedded in the fixed vacuum platen. ... Memjet Technology Ltd

06/18/15 / #20150165768

Inkjet nozzle device configured for venting gas bubbles

An inkjet nozzle device configured for venting a gas bubble during droplet ejection. The inkjet nozzle device includes: a firing chamber for containing ink, the firing chamber having a floor and a roof defining a nozzle aperture having a perimeter; and a heater element bonded to the floor of the firing chamber. ... Memjet Technology Ltd

05/21/15 / #20150138271

Method of printing pigment-based inks including ink sets, inks and printers therefor

A method of inkjet printing includes the steps of: printing a first ink onto a print medium, the first ink including a first self-dispersible pigment, the first ink having a first pigment content a; and subsequently printing a second ink onto the print medium at least partially over the first ink, the second ink including a second pigment and a polymeric dispersant encapsulating the second pigment, the second ink having a second pigment content b. The first self-dispersible pigment and the second pigment have a same color; the pigment content a of the first ink and the pigment content b of the overprinted second ink have a relationship 0.8≦a/b≦1.2; and a polymer acid value of the polymeric dispersant is in the range of 100 to 170.. ... Memjet Technology Ltd

03/26/15 / #20150085048

Printer having media feed path with inclined trajectory

A printer includes: a stationary inkjet printhead having a print zone; and a feed mechanism for feeding print media past the printhead along a media feed path. The media feed path guides print media past the printhead wherein the media feed path guides print media past the printhead at an inclined trajectory with respect to a horizontal plane of the printhead.. ... Memjet Technology Ltd

03/12/15 / #20150070442

Inkjet nozzle device configured for venting gas bubbles

An inkjet nozzle device configured for venting a gas bubble during droplet ejection. The inkjet nozzle device includes: a firing chamber for containing ink, the firing chamber having a floor and a roof defining an elongate nozzle aperture having a perimeter; and an elongate heater element bonded to the floor of the firing chamber, the heater element and nozzle aperture having aligned longitudinal axes. ... Memjet Technology Ltd

03/05/15 / #20150062261

Printhead having nested modules

An inkjet printhead assembly includes: an elongate ink supply structure having a plurality of longitudinally extending ink supply channels corresponding to a plurality of different colored inks and a plurality of outlet openings; and a plurality of individual printhead modules arranged along a length of the ink supply structure. Each printhead module includes: a carrier having a plurality of inlets for receiving ink from a respective set of the outlet openings, a mounting surface having a plurality of ink supply slots defined therein and a plurality of converging walls extending from the inlets towards the ink supply slots, the converging walls defining a plurality of converging ink galleries for supplying the plurality of different colored inks. ... Memjet Technology Ltd

02/05/15 / #20150035907

Inkjet nozzle device with symmetrically constrained bubble formation

An inkjet nozzle device for symmetrically constrained bubble formation includes: a firing chamber having and an end wall, opposite sidewalls and a nozzle aperture defined in a roof thereof; a baffle plate positioned between the sidewalls of the firing chamber, such that a pair of firing chamber entrances are defined between side edges of the baffle plate and the sidewalls; and an elongate heating element bonded to a floor of the firing chamber, the heater element extending longitudinally between the baffle plate and the end wall. The baffle plate is wider than the heater element. ... Memjet Technology Ltd

02/05/15 / #20150035904

Inkjet nozzle device having high degree of symmetry

An inkjet nozzle device includes a main chamber having a floor, a roof and a perimeter wall extending between the floor and the roof. The main chamber includes: a firing chamber having a nozzle aperture defined in the roof and an actuator for ejection of ink through the nozzle aperture; an antechamber for supplying ink to the firing chamber, the antechamber having a main chamber inlet defined in the floor; and a baffle structure partitioning the main chamber to define the firing chamber and the antechamber, the baffle structure extending between the floor and the roof. ... Memjet Technology Ltd

01/29/15 / #a method of printing from a fixed inkjet printhead having a plurality of ink planes. the method includes the steps of: feeding a print medium past the printhead in a media feed direction, the media feed direction defining relative upstream and downstream sides of the printhead; printing an image onto the print medium, the image being defined by image data;

Memjet Technology Ltd.

. . ... Memjet Technology Ltd

01/29/15 / #20150029264

Multi-color printer with ink plumbing for optimized nozzle hydration

A multi-color printer has an array of monochrome fixed inkjet printheads aligned in a media feed direction. The printer includes: a first printhead positioned furthest upstream relative to the media feed direction; a second printhead positioned furthest downstream relative to the media feed direction; and a third printhead positioned between the first and second printheads. ... Memjet Technology Ltd

01/29/15 / #20150029247

Method of generating print data for inkjet printhead

A method of generating print data for an inkjet printhead having a plurality of ink planes. The method includes the steps of: receiving image data for a print job in a printer controller; retrieving keep-wet pattern data for each ink plane of the printhead, the retrieved keep-wet pattern data being determined using one or more input parameters; generating first print data for each ink plane in the printer controller based on the received image data; merging the first print data with the keep-wet pattern data to provide second print data for each ink plane; and sending the second print data from the printer controller to the printhead, thereby causing the printhead to print an image together with a keep-wet pattern. ... Memjet Technology Ltd

01/15/15 / #20150015641

Ink for improving printhead lifetime

An inkjet ink includes: an ink vehicle; a colorant; and an acetylenic compound having an alkoxylated hydroxyl group, wherein the hydroxyl group is a primary or secondary hydroxyl group and the acetylenic compound is absent a lipophilic group. Printheads having resistive heater elements exposed to such inks have prolonged lifetimes compared to reference inks.. ... Memjet Technology Ltd








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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. Freshpatents.com is not affiliated or associated with Memjet Technology Ltd in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Memjet Technology Ltd with additional patents listed. Browse our Agent directory for other possible listings. Page by FreshPatents.com

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