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. 17, 2022
Filed:
Feb. 24, 2021
Ricoh Company, Ltd., Tokyo, JP;
Tomohiko Kohda, Ibaraki, JP;
Takahiro Yoshida, Ibaraki, JP;
Shiomi Andou, Kanagawa, JP;
Takayuki Nakai, Kanagawa, JP;
Kanshi Abe, Ibaraki, JP;
Takeshi Shimizu, Kanagawa, JP;
Ryo Kasahara, Kanagawa, JP;
Ricoh Company, Ltd., Tokyo, JP;
Abstract
A liquid discharging head includes a nozzle plate having a plurality of nozzles from which liquid is discharged; a plurality of individual liquid chambers that are communicably connected to the plurality of nozzles, respectively; a common liquid chamber that supplies liquid to the plurality of individual liquid chambers; and a circulation common liquid chamber that leads to a plurality of circulation channels. A part of the common liquid chamber overlaps the circulation common liquid chamber from a direction in which liquid is discharged from the nozzles, and another part of the common liquid chamber overlaps the circulation common liquid chamber from a direction orthogonal to both the direction in which liquid is discharged from the nozzles and a direction in which the nozzles are aligned.