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. 27, 2021
Filed:
Jul. 30, 2019
Applicants:
Tadashi Kaiba, Tokyo, JP;
Shuusei Murai, Tokyo, JP;
Inventors:
Tadashi Kaiba, Tokyo, JP;
Shuusei Murai, Tokyo, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 29/38 (2006.01); B41J 2/135 (2006.01); B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
B41J 2/135 (2013.01); B41J 2/17596 (2013.01); B41J 2202/01 (2013.01);
Abstract
A liquid discharge head for controlling discharging of liquid, the liquid discharge head including a valve body configured to be movable, and to be pressed towards a discharge port from which the liquid is discharged; and a recessed portion provided in the valve body at a position facing the discharge port.