Invention Grant
- Patent Title: Liquid discharge apparatus and cleaning method for liquid discharge head
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Application No.: US16244943Application Date: 2019-01-10
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Publication No.: US10556433B2Publication Date: 2020-02-11
- Inventor: Tomoki Ishiwata , Takatsugu Moriya , Shinya Asano , Kanto Kurasawa , Ryosuke Araki
- Applicant: CANON KABUSHIKI KAISHA
- Applicant Address: JP Tokyo
- Assignee: Canon Kabushiki Kaisha
- Current Assignee: Canon Kabushiki Kaisha
- Current Assignee Address: JP Tokyo
- Agency: Canon U.S.A., Inc. IP Division
- Priority: JP2018-012546 20180129
- Main IPC: B41J2/14
- IPC: B41J2/14 ; B41J2/165 ; B41J2/135

Abstract:
A liquid discharge apparatus includes a liquid discharge head including a discharge port configured to discharge liquid and a discharge port surface provided with the discharge port. A head cleaning member including a contact portion contacts the discharge port surface, and is configured to cause the contact portion to contact the discharge port surface and to move relative to the discharge port surface in order to clean adherents attached to the discharge port surface. The discharge port includes a plurality of protrusion portions extending toward a discharge port inner side. The contact portion includes a fiber, and the fiber in the contact portion includes a portion having a size greater than a minimum protrusion distance among protrusion distances between the protrusion portions.
Public/Granted literature
- US20190232665A1 LIQUID DISCHARGE APPARATUS AND CLEANING METHOD FOR LIQUID DISCHARGE HEAD Public/Granted day:2019-08-01
Information query
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