US 12,214,933 B2
Tubular container and method for producing same
Seiki Miyoshi, Tokyo (JP); Minoru Kawasaki, Tokyo (JP); and Takeshi Saito, Tokyo (JP)
Assigned to TOPPAN PRINTING CO., LTD., Tokyo (JP)
Filed by TOPPAN PRINTING CO., LTD., Tokyo (JP)
Filed on Aug. 9, 2023, as Appl. No. 18/232,311.
Application 18/232,311 is a continuation of application No. 17/228,646, filed on Apr. 12, 2021, granted, now 11,780,648.
Application 17/228,646 is a continuation of application No. PCT/JP2019/041022, filed on Oct. 18, 2019.
Claims priority of application No. 2018-197537 (JP), filed on Oct. 19, 2018; application No. 2018-198497 (JP), filed on Oct. 22, 2018; application No. 2018-198499 (JP), filed on Oct. 22, 2018; application No. 2019-175723 (JP), filed on Sep. 26, 2019; and application No. 2019-177560 (JP), filed on Sep. 27, 2019.
Prior Publication US 2023/0382600 A1, Nov. 30, 2023
Int. Cl. B65D 35/10 (2006.01); B29D 22/00 (2006.01); B29D 23/20 (2006.01); B65D 35/08 (2006.01); B65D 35/12 (2006.01); B65D 35/20 (2006.01); B65D 35/38 (2006.01); B65D 35/42 (2006.01); B65D 35/44 (2006.01); B65D 47/08 (2006.01); B65D 51/20 (2006.01); B65D 51/22 (2006.01)
CPC B65D 35/12 (2013.01) [B29D 22/003 (2013.01); B29D 23/20 (2013.01); B65D 35/08 (2013.01); B65D 35/10 (2013.01); B65D 35/20 (2013.01); B65D 35/38 (2013.01); B65D 35/42 (2013.01); B65D 35/44 (2013.01); B65D 47/0804 (2013.01); B65D 47/0838 (2013.01); B65D 51/20 (2013.01); B65D 51/22 (2013.01); B65D 2251/0025 (2013.01); B65D 2251/0093 (2013.01)] 3 Claims
OG exemplary drawing
 
1. A tubular container comprising:
a trunk portion having a tubular shape one end of which is closed, the trunk portion being formed of a soft material; and
a spout portion attached to the other end of the trunk portion, and capable of closing the other end of the trunk portion, wherein
the spout portion includes:
a spouting tube portion having a tubular shape; and
a flange portion extending outward from one end of the spouting tube portion, the flange portion being a flat plate orthogonal to the longitudinal direction of the trunk portion and having no unevenness
the other end of the trunk portion is attached to a surface of the spout portion, on a side opposite to the one end of the trunk portion,
the trunk portion is folded along an outer edge of the flange portion, and
an entire of an inner surface of the flange portion is flat.