Title:
INK JET HEAD
Document Type and Number:
Japanese Patent JP3664497
Kind Code:
B2
Abstract:
PURPOSE: To provide a nozzle of which ejecting direction is hardly disturbed by a mechanical vibration and obstacles.
CONSTITUTION: A concave section 23 is formed (b) on a passage-communicating section side of a nozzle plate 20 of a raw material (a) and in the concave section, a through-hall 23 is formed to an ejection side (c). The cross section of the concave section 22 is a triangle shape having an angle of not greater than 60° so that the ejection of ink is balanced.
Inventors:
Toshio Inada
Application Number:
JP35663392A
Publication Date:
June 29, 2005
Filing Date:
December 21, 1992
Export Citation:
Assignee:
株式会社リコー
International Classes:
B41J2/045; B41J2/055; B41J2/135; (IPC1-7): B41J2/045; B41J2/055; B41J2/135
Other References:
特開平5-31908
Attorney, Agent or Firm:
Akinaka Takano