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:
Mar. 16, 2021
Filed:
Mar. 14, 2019
Kabushiki Kaisha Toshiba, Minato-ku, JP;
Haruhiko Ishihara, Yokohama, JP;
Shizuo Kinoshita, Yokohama, JP;
KABUSHIKI KAISHA TOSHIBA, Minato-ku, JP;
Abstract
According to one embodiment, a nozzle head includes a nozzle plate, a piezoelectric element, an actuator plate, a fixing part, and a conductive part. The nozzle plate includes a plurality of nozzle holes. The piezoelectric element includes a plurality of first electrodes and a plurality of second electrodes provided alternately and a piezoelectric part provided between the plurality of first electrodes and the plurality of second electrodes. The piezoelectric element is provided for each of the plurality of nozzle holes. The actuator plate is provided on opposite side of the nozzle plate from a side to which the plurality of nozzle holes are opened. The fixing part is insulative and provided between each of a plurality of the piezoelectric elements and the actuator plate. The conductive part is conductive and provided between each of a plurality of the piezoelectric elements and the actuator plate.