US 12,172,441 B2
Liquid discharge head
Yasunori Takei, Tokyo (JP); and Yoshinori Tagawa, Kanagawa (JP)
Assigned to Canon Kabushiki Kaisha, Tokyo (JP)
Filed by CANON KABUSHIKI KAISHA, Tokyo (JP)
Filed on Aug. 22, 2022, as Appl. No. 17/892,616.
Application 17/892,616 is a continuation of application No. PCT/JP2021/004508, filed on Feb. 8, 2021.
Claims priority of application No. 2020-033348 (JP), filed on Feb. 28, 2020.
Prior Publication US 2022/0388307 A1, Dec. 8, 2022
Int. Cl. B41J 2/14 (2006.01)
CPC B41J 2/14201 (2013.01) [B41J 2002/14475 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A liquid discharge head comprising:
a discharge outlet configured to discharge a liquid,
wherein a division member dividing the discharge outlet into a plurality of regions is formed in the discharge outlet when viewed from a position facing the discharge outlet,
wherein, when a direction in which the liquid is discharged from the discharge outlet is a direction upward from bottom, the division member has a first surface and a second surface facing upward,
wherein the second surface is disposed at the bottom lower than the first surface, and
wherein a contact angle between the first surface and the liquid is 80 degrees or more and 100 degrees or less.