摘要 |
This disclosure discloses an ink cartridge comprises a housing, a detection plate configured to execute a display in accordance with an ink volume, and a support mechanism comprising a concave portion configured to rotatably support the detection plate, wherein: the detection plate comprises a shaft portion of a shape capable of engaging with a concave portion provided protruding from arm portions; at least one of the arm portions is capable of elastic deformation in which, upon receipt of an external force, changes the position of the shaft portion provided to the one of the arm portions to the extent that the concave portion and the shaft portion do not engage; and generates an elastic force that positions the shaft portion in a location that includes the rotation center of the arm portion when the external force is removed.
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