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:
Dec. 29, 2015
Filed:
Mar. 07, 2014
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Shuhei Yokoyama, Shizuoka, JP;
Ryutaro Kusunoki, Shizuoka, JP;
Ryuichi Arai, Shizuoka, JP;
Masayuki Satomi, Shizuoka, JP;
Toshiba Tec Kabushiki Kaisha, Tokyo, JP;
Abstract
An ink jet head includes a pressure chamber formed to hold ink, and a nozzle plate including a vibrating plate forming a bottom wall of the pressure chamber, a driving element that is provided on a surface of the vibrating plate and configured to cause a volume of the pressure chamber to be changed by deforming the vibrating plate upon application of voltage to the driving element, an opening through which the ink held in the pressure chamber is discharged in response to the change of the volume of the pressure chamber, and an insulating layer disposed between the driving element and the opening.