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:
Aug. 20, 2019
Filed:
Jul. 02, 2018
Canon Kabushiki Kaisha, Tokyo, JP;
Tomoki Tsuji, Naka-gun, JP;
Toshiaki Hirosawa, Hiratsuka, JP;
Hiromasa Amma, Kawasaki, JP;
Takuya Iwano, Inagi, JP;
Akira Kida, Yokohama, JP;
Tetsuji Kurata, Yokohama, JP;
Atsushi Kohnotoh, Kawasaki, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
A liquid ejection head unit includes a page-wide type liquid ejection head detachably attached to a liquid ejecting apparatus and a protective member detachably attached to the liquid ejection head. The liquid ejection head includes an ejection port surface on which ejection ports are provided. The liquid ejection head includes a first rail portion, the protective member includes a second rail portion along a longitudinal direction thereof, and the protective member is made to slide in a first direction along the longitudinal direction of the liquid ejection head and cover the ejection port surface. The protective member is attached to the liquid ejection head, and then the liquid ejection head and the protective member are moved in a second direction opposite to the first direction and are removed from the liquid ejecting apparatus.