Protection member for liquid supply unit

摘要

There is provided a protection member configured to protect a liquid supply unit air-tightly. A cartridge 100 has an ink supply port 112 formed in a bottom surface 101 and an air hole 128 formed in a top surface 102. A protection member 200 is configured to be attachable to the cartridge 100. The protection member 200 includes a film member 201 configured to seal the air hole 128, and a cap section 220 configured to seal the ink supply port 112. The cap section 220 has a columnar support portion 232 having an upper end surface 235 which the film member 201 is joined with. The columnar support portion 232 is provided in an area opposed to a left side surface 105 of the cartridge 100.

主权项

1. A protection member configured to be attachable to a liquid supply unit, the liquid supply unit comprising a first wall surface, a second wall surface opposed to the first wall surface, a third wall surface arranged between the first wall surface and the second wall surface, and a fourth wall surface arranged between the first wall surface and the second wall surface to be adjacent to the third wall surface, wherein the first wall surface has a liquid supply port through which a liquid is flowed, the second wall surface has an air hole through which air is flowed, and the fourth wall surface has an engagement structure,
the protection member comprising:
a cap member configured to seal the liquid supply port; anda seal member configured to seal the air hole,the cap member including a supporting structure including a joint part which the seal member is joined with, and the protection member configured and adapted such that at least part of the supporting structure being provided in an area opposed to the third wall surface in a state that the protection member is attached to the liquid supply unit the cap member comprising:
a sealing wall section configured to have a sealing element arranged to seal the liquid supply port;an end wall configured to have the supporting structure and arranged to be in contact with the fourth wall surface of the liquid supply unit in the state that the protection member is attached to the liquid supply unit; anda connecting section configured to connect the sealing wall section with the end wall and serve as a supporting point of rotational motion of the end wall in a direction away from the fourth wall surface, and the supporting structure is adapted to rotate with the end wall.