Ink tank and image recording apparatus
US11584133B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 14, 2021 |
| Grant date | Feb 21, 2023 |
| Priority date | — |
| Expiry date | Sep 14, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB41J2/17596
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An ink tank includes: a first liquid storage chamber; a second liquid storage chamber communicating with the first liquid storage chamber through a communication passage; an injector having an opening supplying liquid to the first liquid storage chamber; a cap movable between an open position and a closed position with respect to the injector; a slide member which is inserted so as to be vertically movable with respect to the opening of the injector, the slide member being moved downward by the cap in the closed position; a valve body which is vertically movably inserted in the communication passage and includes a first sealing member opening the communication passage by moving downward together with the slide member moved downward by the cap in the closed position; and an urging member always urging the valve body upward.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.