US 11,897,669 B2
Spout cap, spout, and container with spout
Hideki Tanaka, Toyama (JP); and Ryosuke Miyawaki, Tokyo (JP)
Assigned to HOSOKAWA YOKO CO., LTD., Tokyo (JP)
Appl. No. 17/290,604
Filed by HOSOKAWA YOKO CO., LTD., Tokyo (JP)
PCT Filed Jan. 27, 2020, PCT No. PCT/JP2020/002672
§ 371(c)(1), (2) Date Apr. 30, 2021,
PCT Pub. No. WO2020/158637, PCT Pub. Date Aug. 6, 2020.
Claims priority of application No. 2019-015304 (JP), filed on Jan. 31, 2019.
Prior Publication US 2021/0394977 A1, Dec. 23, 2021
Int. Cl. B65D 47/36 (2006.01); B65D 75/58 (2006.01)
CPC B65D 47/36 (2013.01) [B65D 75/5861 (2013.01); B65D 2547/063 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A spout cap comprising: a cap body that is an injection molded article made of resin, and tubularly surrounds a mouth portion of a spout body; and a sealing film that is a laminated film, and is bonded to one side in a tubular penetration direction of the cap body and can be thermally bonded to a tip surface of the mouth portion to seal the mouth portion of the spout body, wherein
the cap body includes a tubular body portion, and a tab portion disposed outside in a caliber direction of the body portion,
the body portion includes a tubular body portion main body and a pedestal portion projecting inward in the caliber direction from an inner peripheral surface of the body portion main body,
the body portion main body includes:
a pair of discontinuous slit portions, each extending in a circumferential direction of the body portion and penetrating in the caliber direction of the body portion;
a first small body portion located on the one side in the penetration direction with the pair of slit portions as boundaries; and
a second small body portion located on other side in the penetration direction with the pair of slit portions as the boundaries,
the pair of slit portions are located on the other side in the penetration direction with respect to the pedestal portion,
the sealing film is joined with a surface of the pedestal portion at the one side in the penetration direction,
the tab portion includes a tab base portion that projects outward in the caliber direction from the other side in the penetration direction of the body portion, and a tab body portion that extends from the tab base portion toward the one side in the penetration direction and faces the body portion on an outside in the caliber direction, and
the tab body portion is annular and can be deformed outward in the caliber direction of the body portion with respect to the tab base portion.