Patent ID: 11912036
Assignee: CANON KABUSHIKI KAISHA
Field: Textile and paper machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. An ink tank comprising:
a tank container including:
(i) a first chamber configured to store ink therein, the first chamber having a first opening on a first outer surface of the tank container and a first sidewall on a second outer surface of the tank container, the second outer surface being opposite to the first outer surface,
(ii) an injection port, detachably capped by a tank cap, configured to allow the ink to be injected into the first chamber, and
(iii) a second chamber configured to store air therein, the second chamber having a second opening on the second outer surface and a second sidewall on the first outer surface;

a first cover configured to cover the first opening and not to cover the second opening; and
a second cover configured to cover the second opening and not to cover the first opening.