Patent Number: 7,465,404

Title: Ink-jet printhead and method for manufacturing the same

Abstract: An ink-jet printhead includes a substrate on which an ink chamber to be supplied with ink to be ejected is formed on a front surface of the substrate, a manifold for supplying ink to the ink chamber is formed on a rear surface of the substrate, and an ink passage in communication with the ink chamber and the manifold is formed parallel to the front surface of the substrate, a nozzle plate formed on the front surface of the substrate, a nozzle formed through the nozzle plate through which ink is ejected from the ink chamber, a heater formed on the nozzle plate, and an electrode electrically connected to the heater for applying current to the heater.

Inventors: Baek; Seog-soon (Suwon, KR), Oh; Yong-soo (Seongnam, KR), Kuk; Keon (Yongin, KR), Bae; Ki-deok (Yongin, KR), Shin; Seung-ju (Seongnam, KR), Shin; Su-ho (Suwon, KR)

Assignee: Samsung Electronics Co., Ltd.

International Classification: G01D 15/00 (20060101)

Expiration Date: 2021-12-16 0:00:00