Title:
BUBBLE JET (R) SYSTEM INK JET PRINT HEAD
Document Type and Number:
Japanese Patent JP3490402
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a bubble jet type ink jet print head exhibiting a high printing speed while utilizing energy of a generated bubble efficiently.
SOLUTION: The bubble jet ink jet print head comprises a nozzle plate 110 provided with nozzles 160 for ejecting ink, a substrate 100 supporting the nozzle plate 110 and having an upper surface provided with heaters 140 each having a three-dimensional concave surface facing the nozzle 160, an electrode 170 provided on the upper surface of the substrate 100 and connected electrically with the heaters 140 in order to apply a current thereto, ink chambers 130 formed between the bottom face of the nozzle plate 110 and the surface of the heater 140 and being filled with ink, and an ink supply channel 150 formed between the nozzle plate 110 and the substrate 100 while communicating the ink chambers 130 in order to supply ink into the ink chambers 130.
Inventors:
Lee Tadanori
Moon Jaehiro
Moon Jaehiro
Application Number:
JP2001065068A
Publication Date:
January 26, 2004
Filing Date:
March 08, 2001
Export Citation:
Assignee:
Samsung Electronics Co.,Ltd.
International Classes:
B41J2/05; B41J2/14; B41J2/175; (IPC1-7): B41J2/05
Domestic Patent References:
| JP480040A | ||||
| JP63183855A |
Other References:
【文献】米国特許5635968(US,A)
Attorney, Agent or Firm:
Kamei Miaki (3 others)
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