US 12,070,952 B2
Recording apparatus and control method therefor
Takaya Sato, Tokyo (JP); Ryohei Maruyama, Kanagawa (JP); Daigo Kuronuma, Kanagawa (JP); Kenta Iimura, Kanagawa (JP); Tomohito Abe, Kanagawa (JP); Naoaki Wada, Kanagawa (JP); Masakazu Nagashima, Kanagawa (JP); Toshiaki Yamaguchi, Tokyo (JP); and Ryutaro Takahashi, Tokyo (JP)
Assigned to CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Sep. 28, 2021, as Appl. No. 17/488,073.
Claims priority of application No. 2020-166311 (JP), filed on Sep. 30, 2020.
Prior Publication US 2022/0097390 A1, Mar. 31, 2022
Int. Cl. B41J 2/175 (2006.01); B41J 2/045 (2006.01)
CPC B41J 2/17503 (2013.01) [B41J 2/045 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A recording apparatus comprising:
a recording head mounted on a carriage and configured to eject liquid, wherein the carriage is configured to reciprocate in a first direction along a scanning direction and in a second direction opposite to the first direction;
a tank configured to contain liquid to be supplied to the recording head;
a first flow passage, which is connected to a carriage joint mounted on the carriage, configured to flow liquid from the tank to the recording head;
a second flow passage, which is connected to the carriage joint mounted on the carriage, configured to flow liquid from the tank to the recording head;
a third flow passage, one end of which is connected to the first flow passage and the second flow passage and another end of which is connected to the recording head, configured to supply liquid to the recording head by flowing the liquid from the one end to the other end;
a suction unit configured to suck liquid from the recording head; and
a control unit configured to control the suction unit to suck liquid from the recording head after the carriage (i) moves in the first direction, (ii) stops for a predetermined period, and (iii) moves in the second direction.