US Patent No. 10,596,835

PRINT HEADS COMPRISING LIGHT EMITTING DIODES


Patent No. 10,596,835
Issue Date March 24, 2020
Title Print Heads Comprising Light Emitting Diodes
Inventorship Alex Veis, Netanya (IL)
Assignee HP SCITEX LTD., Netanya (IL)

Claim of US Patent No. 10,596,835

1. A print head comprising:a nozzle;
a fluid channel formed in a single semiconductor layer to provide printing fluid to the nozzle; and
a Light Emitting Diode (LED) to emit light to heat a printing fluid in the fluid channel causing localized vaporization of the printing fluid and an ejection of a fluid drop through the nozzle;
wherein the LED is formed integrally in the single semiconductor layer with the fluid channel.