US 12,459,254 B2
Printing apparatus and control method
Keita Ishimi, Kanagawa (JP); Toshimitsu Danzuka, Tokyo (JP); Rie Takekoshi, Kanagawa (JP); Takao Ogata, Tokyo (JP); Akihiro Tomida, Kanagawa (JP); and Akiko Aichi, Tokyo (JP)
Assigned to CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Dec. 11, 2023, as Appl. No. 18/535,834.
Claims priority of application No. 2022-201434 (JP), filed on Dec. 16, 2022.
Prior Publication US 2024/0198664 A1, Jun. 20, 2024
Int. Cl. B41J 2/165 (2006.01); B41J 2/045 (2006.01); B41J 29/17 (2006.01)
CPC B41J 2/0456 (2013.01) [B41J 2/0458 (2013.01); B41J 2/16552 (2013.01); B41J 29/17 (2013.01); B41J 2002/16558 (2013.01); B41P 2235/20 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A printing apparatus comprising:
a printing unit configured with an ejection port surface for ejecting ink;
a wiping unit configured to wipe the ejection port surface using a wiping member by relative movement with the printing unit;
an application unit configured to apply a wiping liquid to the wiping member;
a detection unit configured to detect the ink on the wiping member; and
a control unit configured to cause the printing unit to print a predetermined pattern on a predetermined area of the wiping member and cause the application unit to apply the wiping liquid, and, then, to cause the detection unit to detect the ink on the predetermined area.