US 12,240,246 B2
Liquid holding member, cap, and cartridge
Tadahiro Mizutani, Shiori (JP)
Assigned to SEIKO EPSON CORPORATION, Tokyo (JP)
Filed by SEIKO EPSON CORPORATION, Tokyo (JP)
Filed on Mar. 28, 2023, as Appl. No. 18/191,300.
Claims priority of application No. 2022-053040 (JP), filed on Mar. 29, 2022.
Prior Publication US 2023/0311528 A1, Oct. 5, 2023
Int. Cl. B41J 2/175 (2006.01)
CPC B41J 2/1754 (2013.01) [B41J 2/17523 (2013.01)] 8 Claims
OG exemplary drawing
 
1. A liquid holding member comprising:
a bottom surface;
a plurality of convex portions projecting from the bottom surface, each of the convex portions including a plurality of surfaces;
a plurality of first edge portions formed by the bottom surface and the surfaces of the convex portions with ridge lines present therebetween; and
a plurality of second edge portions formed by adjacent surfaces of the convex portions with ridge lines present therebetween.