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:
Nov. 29, 2016
Filed:
Jan. 08, 2015
Seiko Epson Corporation, Tokyo, JP;
Seiko Epson Corporation, , JP;
Abstract
A liquid discharge apparatus includes: an original drive signal generator that generates a plurality of original drive signals which includes a first original drive signal and a second original drive signal; a selection section that is capable of selecting one original drive signal from the plurality of original drive signals which includes the first original drive signal and the second original drive signal; a driver that generates a drive signal of voltages in accordance with the one original drive signal; a piezoelectric element that is displaced according to the drive signal; a cavity of which an inside volume is changed due to the displacement of the piezoelectric element; and a nozzle that is provided to discharge a liquid in the cavity according to the change of the inside volume of the cavity.