Patents by Inventor Eli Krichtman

Eli Krichtman has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Printing system with self-purge, sediment prevention and fumes removal arrangements
    Patent number: 8770714
    Abstract: A printing head assembly with integrated purge mechanism is disclosed. The printing head assembly comprises: (a) a liquid dispensing head comprising one or more dispensing nozzles enclosed in a nozzle plate, driven by at least first and second pressures, and (b) a shielding mask including an opening in front of the one or more nozzles, wherein the opening being configured such that when printing liquid is dispensed from the head driven by the first pressure, the liquid being dispensed in pulses through the opening in the shielding mask, and (ii) when purge printing liquid is dispensed from the head driven by the second pressure the liquid being drawn to a capillary gap formed between the shielding mask and the nozzle plate thereby removing the purge printing liquid from the nearby nozzles.
    Type: Grant
    Filed: May 2, 2011
    Date of Patent: July 8, 2014
    Assignee: Xjet Ltd.
    Inventors: Eli Krichtman, Ronen Mimon, Hanan Gothait
  • PRINTING SYSTEM WITH SELF-PURGE, SEDIMENT PREVENTION AND FUMES REMOVAL ARRANGEMENTS
    Publication number: 20130141491
    Abstract: A printing head assembly with integrated purge mechanism is disclosed. The printing head assembly comprises: (a) a liquid dispensing head comprising one or more dispensing nozzles enclosed in a nozzle plate, driven by at least first and second pressures, and (b) a shielding mask including an opening in front of the one or more nozzles, wherein the opening being configured such that when printing liquid is dispensed from the head driven by the first pressure, the liquid being dispensed in pulses through the opening in the shielding mask, and (ii) when purge printing liquid is dispensed from the head driven by the second pressure the liquid being drawn to a capillary gap formed between the shielding mask and the nozzle plate thereby removing the purge printing liquid from the nearby nozzles.
    Type: Application
    Filed: May 2, 2011
    Publication date: June 6, 2013
    Applicant: XJET LTD.
    Inventors: Eli Krichtman, Ronen Mimon, Hanan Gothait