US 12,138,938 B2
Printing apparatus
Tomohisa Jonouchi, Kanagawa (JP); and Norio Sakurai, Tokyo (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Feb. 12, 2022, as Appl. No. 17/670,435.
Claims priority of application No. 2021-020359 (JP), filed on Feb. 12, 2021.
Prior Publication US 2022/0258487 A1, Aug. 18, 2022
Int. Cl. B41J 2/175 (2006.01); B41J 2/045 (2006.01); B41J 29/393 (2006.01)
CPC B41J 2/17596 (2013.01) [B41J 2/04541 (2013.01); B41J 29/393 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A printing apparatus comprising:
a container for a liquid configured to contain a liquid to be supplied to a print head configured to eject the liquid;
a supply channel used to supply the liquid from the container to the print head; and
a valve disposed at the supply channel and configured to be switched between an open state to establish communication of the supply channel and a closed state not to establish communication of the supply channel, wherein
the valve is configured to be switched by an automatic operation and is further configured to be switched by a manual operation.