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, 2019
Filed:
Feb. 13, 2018
Applicant:
Canon Kabushiki Kaisha, Tokyo, JP;
Inventor:
Hiroyuki Shimoyama, Kawasaki, JP;
Assignee:
Canon Kabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B41J 2/16 (2006.01); B41J 2/14 (2006.01); H01L 41/04 (2006.01); H01L 41/09 (2006.01); H01L 41/047 (2006.01); H01L 41/187 (2006.01);
U.S. Cl.
CPC ...
B41J 2/1433 (2013.01); B41J 2/14201 (2013.01); B41J 2/162 (2013.01); B41J 2/1607 (2013.01); B41J 2/1623 (2013.01); B41J 2/1626 (2013.01); B41J 2/1634 (2013.01); B41J 2/1637 (2013.01); B41J 2002/14306 (2013.01); B41J 2202/22 (2013.01); H01L 41/042 (2013.01); H01L 41/0475 (2013.01); H01L 41/0973 (2013.01); H01L 41/1876 (2013.01);
Abstract
A flow path unit is formed by laminating a plurality of lamination plates, and has a first damper chamber extending in a manner overlapping with a plurality of pressure chambers with respect to a longitudinal direction in which the plurality of pressure chambers is aligned, as seen from an opening side of a plurality of nozzles. The first damper chamber is provided at a height between the pressure chamber and the common liquid chamber, as measured along the laminating direction in which the plurality of lamination plates is laminated, and a first support part is provided inside the first damper chamber.