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:
May. 20, 2003
Filed:
Jul. 11, 2001
Applicant:
Inventors:
Hiroyuki Matsuo, Osaka, JP;
Koji Ikeda, Hyogo, JP;
Atsushi Sogami, Hyogo, JP;
Masaichiro Tatekawa, Osaka, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/045 ;
U.S. Cl.
CPC ...
B41J 2/045 ;
Abstract
A plurality of actuator blocks having a vibration plate, a common electrode, a piezoelectric element, and a separate electrode, are produced, and the plurality of actuator blocks are transferred onto a single pressure chamber plate. The actuator blocks are arranged in a zigzag pattern so that adjacent actuator blocks are spaced apart from each other in the scanning direction while partially overlapping with each other with respect to the head width direction.