CPC B41J 2/17553 (2013.01) [B41J 2/1752 (2013.01); B41J 29/02 (2013.01); B41J 29/13 (2013.01)] | 8 Claims |
1. A cartridge configured to be attached to and detached from a cartridge attachment section of a printing apparatus, the cartridge comprising:
a casing that demarcates a liquid chamber used for storing a liquid and that forms a hollow space; and
a liquid supply section that communicates with the liquid chamber and supplies the liquid in the liquid chamber to the printing apparatus, wherein
the casing includes a concave/convex portion, and
a part of the concave/convex portion protrudes from an inner surface of the liquid chamber inside the hollow space.
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