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Title:
PRINTING HEAD
Document Type and Number:
Japanese Patent JP3213624
Kind Code:
B2
Abstract:

PURPOSE: To provide a printing head having an orifice plate wholly comprising a plastic or a combination of a metal and a plastic and a method for producing the same.
CONSTITUTION: A plastic layer 14 having an opening part 20 is formed on the photoresist 12 of a dummy substrate 10 and an insulating barrier layer 22 having an opening part 32 is formed on the plastic layer 12 and a membrane resistor substrate having a heater resistor 36 is formed thereon. The openings 20, 30 are formed by using a mask and positionally aligned with the resistor 36. Finally, the photoresist 12 and the dummy substrate 10 are removed to complete a head.


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Inventors:
Margeo Leban
Application Number:
JP32098091A
Publication Date:
October 02, 2001
Filing Date:
November 08, 1991
Export Citation:
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Assignee:
HEWLETT-PACKARD COMPANY
International Classes:
B41J2/05; B41J2/16; (IPC1-7): B41J2/05; B41J2/16
Domestic Patent References:
JP2249652A
JP22010A
Attorney, Agent or Firm:
Kaoru Furuya (2 outside)



 
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