| Patent Number |
Title Of Patent |
Date Issued |
| 7571998 |
Printing method for preventing and/or treating air bubbles in an inkjet printer and an inkjet pr |
August 11, 2009 |
| A printing method for use with an inkjet printer containing a substantially closed ink duct including a nozzle, said duct being operationally connected to an electro-mechanical transducer, the presence of an air bubble in the duct is determined and the air bubble is subsequently elim |
| 7559624 |
Printer device and control method thereof |
July 14, 2009 |
| A printing device with at least one bi-directional scanning print head can print images on an image-receiving member in multiple traverses. After each traverse, the image-receiving member is displaced with respect to the print head in the sub scanning direction over a predetermined d |
| 7488062 |
Printing method for use in an inkjet printer and an inkjet printer which has been modified for t |
February 10, 2009 |
| A printing method for application in an inkjet printer containing a substantially closed ink chamber and a nozzle, said ink chamber being operationally connected to an electro-mechanical converter, which includes the steps of printing an image for the purposes of which the converter |
| 7407260 |
Printer device |
August 5, 2008 |
| A scanning type printing device is capable of operating in a multiple printing stage mode. When operating in a multiple printing stage mode, this printing device is controlled such upon receipt of a delay signal, further printing is executed, but only the strip of the image-receiving |
| 7357474 |
Method of controlling an inkjet printhead, an inkjet printhead suitable for use of said method, |
April 15, 2008 |
| A method of controlling an inkjet printhead containing a substantially closed duct in which ink is situated, said duct having at least one exit opening for the ink, wherein an actuation pulse is applied to an electro-mechanical transducer so that the pressure in the duct changes in s |
| 6926388 |
Inkjet printhead, a method of controlling an inkjet printhead, and an inkjet printer provided wi |
August 9, 2005 |
| A method of controlling an inkjet printhead with a substantially closed duct in which ink is disposed, which duct has an exit opening for the ink, the method including the actuation of an electromechanical transducer so that the pressure the duct changes in such a manner that an ink drop |
| 6910751 |
Method of controlling an inkjet printer, and inkjet printhead suitable for the use of this metho |
June 28, 2005 |
| A method of controlling an inkjet printer containing at least two substantially closed ducts in which ink is present, which includes actuating an electro-mechanical transducer whereby the pressure in a first duct is increased, and a pressure change in another duct is also generated b |
| 6702430 |
Actuating device for a multi-nozzle ink jet printhead |
March 9, 2004 |
| An actuating device for a multi-nozzle ink jet printhead, which includes a linear array of electromechanical transducers some of which are configured as actuator fingers associated with the nozzles of the printhead while others are configured as support fingers disposed between the actua |
| 6601950 |
Melting device and an inkjet printer provided with a melting device of this kind |
August 5, 2003 |
| A melting device for melting an ink unit used in an inkjet printer, including a melting chamber provided with a wide end for dispensing the ink unit to the melting chamber and a narrow end, the melting chamber having a form such that the ink unit moves, as a result of melting, in a d |
| 6447105 |
Ink-jet system with an ink channel having a non-uniform depth |
September 10, 2002 |
| An ink-jet system has an ink channel between an ink reservoir and a nozzle, and an electromechanical transducer which comprises an expansible member arranged adjacent to the ink channel for abruptly reducing the volume of the ink channel in order to eject an ink droplet through the nozzl |
| 6435672 |
Method of increasing the reliability of an inkjet printer |
August 20, 2002 |
| A method of increasing the reliability of an inkjet printer containing at least one pressure chamber provided with a nozzle for jetting ink drops therefrom and wherein when a disturbance in the pressure chamber is detected, the jetting of the ink drops is interrupted for a predetermined |
| 6296352 |
Ink supply container suitable for connection to an inkjet printhead |
October 2, 2001 |
| An ink supply container defining an ink chamber wherein the ink supply container is provided with an ink filling opening leading into the ink chamber and an ink outflow opening leading out of the ink chamber, the ink outflow opening being suitable for connection to an inkjet printhead, t |
| 6280022 |
Ink jet nozzle head |
August 28, 2001 |
| An ink jet nozzle head includinga substrate defining a nozzle and an ink channel connected to the nozzle,a diaphragm covering at least a portion of the ink channel,an actuator capable of deflecting the diaphragm, anda bump arranged for concentrating the force of the actuator that is applied to t |
| 6161925 |
Ink jet nozzle head with backing member |
December 19, 2000 |
| An ink jet nozzle head including a channel plate defining a linear array of equidistanced nozzles and a plurality of substantially parallel ink channels communicating with an associated nozzle, a vibration plate disposed on the channel plate, a plurality of separately disposed block |
| 6144396 |
Exposure device and printer |
November 7, 2000 |
| An exposure device comprising a straight row of substantially rectangular LED's, each LED comprising at least one non-emitting zone (34) having a width (a) which divides the LED into at least two equal parts (32, 33) having a width (c), a separating zone (35) of width (b) being situated |
| 6027207 |
Ink jet nozzle head with multiple block structure |
February 22, 2000 |
| An ink jet nozzle head including a channel plate defining a linear array of equidistanced nozzles and a plurality of substantially parallel ink channels communicating with an associated nozzle, a vibration plate disposed on the channel plate, a plurality of separately disposed block |
| 5831650 |
Ink-jet printhead |
November 3, 1998 |
| An ink-jet printhead includes a plurality of nozzles and ink channels arranged side by side, each nozzle being connected to an ink reservoir via its associated ink channel, and a plurality of electromechanical transducers, respectively, associated with each ink channel for pressurizi |
| 5532882 |
Electro-optical scanning unit having adjustable connecting elements between linear arrays of ele |
July 2, 1996 |
| An electro-optical scanning unit which comprises a linear LED array and a linear lens array for imaging slitwise onto a photoconductive drum with light is emitted by the LED's, and a holder for the lens array is connected by leaf springs to a holder for the LED array, the leaf springs |
| 5481292 |
Exposure and printing device |
January 2, 1996 |
| An exposure device in which a row of LED's is provided in the form of parallelograms having unequal sides, in which each of the corner points of one short side of a light-emitting surface is always in line, as considered in a direction perpendicular to the row, with one of the corner |
| 5262798 |
Exposure and printing device |
November 16, 1993 |
| An exposure device in which a row of LED's is provided in the form of parallelograms having unequal sides, in which each of the corner points of one short side of a light-emitting surface is always in line, as considered in a direction perpendicular to the row, with one of the corner |
| 4878072 |
LED age correction means |
October 31, 1989 |
| An aging correction system for an LED array in a printer, in which each LED can be energized during a variable time and in which a light sensor, with which the relative light-output of each LED can be measured and compared with earlier measured values, is disposed near the array, and in |
| 4839672 |
Exposure device and printer with an led array |
June 13, 1989 |
| An exposure device for the image-wise exposure of a photosensitive layer by means of an LED array, whereby the cumulative loading of each LED over a specific time interval is determined, and on the basis thereof in a correction interval each LED is subjected to a specific extra loading |
| 4712116 |
Means and method of symmetrical energization of individual array LED's for image exposure |
December 8, 1987 |
| A method and means of exposing a movable light-sensitive layer by means of an array of LED's are disclosed. The invention comprises energizing for each image line and for a variable time each LED in the array symmetrically with respect to an imaginary line extending parallel to the a |
