US 11,833,816 B2
Printing apparatus and recovery method therefor
Satoko Yaita, Kawasaki (JP); and Kei Kosaka, Tokyo (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Apr. 25, 2022, as Appl. No. 17/728,604.
Application 17/728,604 is a continuation of application No. 16/832,431, filed on Mar. 27, 2020, granted, now 11,338,579.
Claims priority of application No. 2019-070713 (JP), filed on Apr. 2, 2019.
Prior Publication US 2022/0242113 A1, Aug. 4, 2022
Int. Cl. B41J 29/38 (2006.01); B41J 2/045 (2006.01)
CPC B41J 2/04573 (2013.01) [B41J 2/04541 (2013.01); B41J 2/04553 (2013.01); B41J 2/04563 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A printing apparatus comprising:
a printhead including a discharge surface with at least one orifice discharging liquid by driving a print element, wherein the print element is controllably operable to perform preliminary discharge that does not contribute to print of an image;
a cap configured to cap the discharge surface;
an executing unit configured to execute an initialization operation including opening the cap upon power-on of the printing apparatus; and
a control unit configured to control driving of the print element,
wherein the control unit controls, in a case where a print instruction is not received within a predetermined time after opening the cap in the initialization operation, the print element so as not to perform the preliminary discharge.