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:
Feb. 27, 2001
Filed:
Mar. 12, 1999
Applicant:
Inventors:
Toshio Nakata, Matsumoto, JP;
Atsushi Nishioka, Shiojiri, JP;
Yukihiro Hanaoka, Narakawa-mura, JP;
Kazuhiko Sato, Hata-machi, JP;
Tsutomu Yamazaki, Suwa, JP;
Assignee:
Seiko Epson Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/175 ;
U.S. Cl.
CPC ...
B41J 2/175 ;
Abstract
A connection unit for an inkjet head whereby an ink supply passage is formed by bonding an inkjet head component to a case member such that ink ejection problems do not occur, ink does not leak, reliability is high, and manufacturing is simple. A bonding channel,encircling an ink supply opening,is provided between the bonding surfaces of the head component,and head case,. Adhesive is then injected from an adhesive injection opening,to fill the bonding channel to an vent hole