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:
Jul. 09, 2013
Filed:
Jan. 13, 2011
Applicant:
Kengo Tsubaki, Miyagi, JP;
Inventor:
Kengo Tsubaki, Miyagi, JP;
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a liquid jetting head unit, a tank case in a head tank includes a first connection path connecting a downstream chamber of the tank case and a discharge path, and a second connection path connecting an upstream chamber of the tank case and the discharge path. The discharge path includes a filter member provided between a first part of the discharge path connected to the first connection path and a second part of the discharge path connected to the second connection path.