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:
Apr. 12, 2005
Filed:
Jan. 17, 2003
Applicant:
Hiroaki Nakashima, Fukuoka, JP;
Inventor:
Hiroaki Nakashima, Fukuoka, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J002/045 ;
U.S. Cl.
CPC ...
Abstract
The ink-jet head includes: a nozzle plate having a plurality of nozzles; a head body including a plurality of pressure chambers for storing ink, the pressure chambers communicating with the respective nozzles, and a plurality of actuators for applying pressure to the ink in the pressure chambers to allow the ink to be discharged from the nozzles; and a bonding layer made of an adhesive formed between the nozzle plate and the head body for bonding the nozzle plate and the head body together. A passage extending from an inner region to an outer region is formed in the bonding layer.