Liquid discharge apparatus and cleaning method for liquid discharge head
US10556433B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 10, 2019 |
| Grant date | Feb 11, 2020 |
| Priority date | — |
| Expiry date | Jan 10, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2002/1655
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
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.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.