The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jan. 16, 1996
Filed:
May. 04, 1995
Hiroshi Nakagomi, Yamato, JP;
Teruo Arashima, Yokohama, JP;
Kunihiko Maeoka, Kawasaki, JP;
Takashi Ohba, Zama, JP;
Jun Kawai, Yokohama, JP;
Tsutomu Abe, Isehara, JP;
Hiroshi Sugitani, Machida, JP;
Yoshifumi Hattori, Yamato, JP;
Masami Ikeda, Tokyo, JP;
Asao Saito, Yokohama, JP;
Kazuaki Masuda, Sagamihara, JP;
Akio Saito, Hadano, JP;
Makiko Kimura, Sagamihara, JP;
Toshio Kashino, Chigasaki, JP;
Hideo Saikawa, Kawasaki, JP;
Seiichiro Karita, Yokohama, JP;
Tsuyoshi Orikasa, Kasukabe, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An ink jet head includes first and second members for constituting liquid passages by joining them together; the second member has an ejection outlet forming member having a thickness a and is provided with a jaw having a dimension b, wherein an inside end of an ejection outlet of the ejection outlet forming member is displaced by a distance c from adjacent wall of a liquid passage, with b.gtoreq.5 microns, c.gtoreq.3 microns, and 20 microns.ltoreq.a+b.ltoreq.60 microns.