US 11,938,736 B2
Printing liquid container, and system including printing liquid container and tank
Masahiro Hayashi, Nishio (JP); Satoru Oki, Nagoya (JP); Nanami Ashida, Nagoya (JP); and Naoya Okazaki, Hashima (JP)
Assigned to Brother Kogyo Kabushiki Kaisha, Nagoya (JP)
Filed by BROTHER KOGYO KABUSHIKI KAISHA, Nagoya (JP)
Filed on Feb. 23, 2022, as Appl. No. 17/678,187.
Claims priority of application No. 2021-030268 (JP), filed on Feb. 26, 2021.
Prior Publication US 2022/0274413 A1, Sep. 1, 2022
Int. Cl. B41J 2/175 (2006.01)
CPC B41J 2/17513 (2013.01) [B41J 2/17553 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A printing liquid container configured to fit to a tank including a fitted portion having an injection port, the printing liquid container comprising:
a first member having a supply port communicating with an internal space of the first member; and
a second member having a valve configured to open or close the supply port,
wherein:
the first member and the second member are coupled to each other so as to be rotatable with respect to each other between a first state and a second state,
the internal space of the first member and an internal space of the second member constitute a storage chamber configured to store liquid,
the valve closes the supply port in the first state and opens the supply port in the second state,
one of the first member and the second member has a first fitting portion configured to fit to the fitted portion,
an other of the first member and the second member has a second fitting portion configured to fit to the fitted portion,
the first fitting portion and the second fitting portion fit to the fitted portion in the first state,
the second fitting portion allows rotation of the other of the first member and the second member with respect to the fitted portion in a state where the fitted portion and the first fitting portion are fitted to each other,
the one of the first member and the second member does not rotate together with the rotation of the other of the first member and the second member due to fitting between the fitted portion and the first fitting portion, and
the other of the first member and the second member cannot be removed from the fitted portion due to fitting between the fitted portion and the second fitting portion in the second state.