Patent ID: 11904614
Assignee: KORNIT DIGITAL TECHNOLOGIES LTD.
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A multi-input print head for three-dimensionally printing, the print head comprising:
a microfluidic printing nozzle comprising:
an orifice configured to extrude material; and
a mixing chamber, in fluid communication with the orifice, with an impeller disposed therein configured to mix the material, wherein the mixing chamber is in thermal communication with at least one heating device and at least one temperature measuring device;

a first input comprising a first rotary positive displacement pump in fluid communication with the mixing chamber of the microfluidic printing nozzle;
at least a second input comprising a second rotary positive displacement pump in fluid communication with the mixing chamber; and
a motor mechanically connected to the impeller and configured to rotate the impeller at a rate of greater than 300 rotations per minute (RPM);
wherein the at least one heating device is configured to heat the mixing chamber to a temperature greater than 100 degrees Celsius.