Back to results
US 2026/0159274 A1Published application
Spout plug and packaging container using same
AssigneeToppan Holdings Inc.
InventorsMika HONJO, Minoru KAWASAKI, Kiyoshi WADA
Life of this patent
Estimating the term…
Abstract
A spout plug includes a spout and a cap attached to the spout by threadable engagement. The spout includes an annular base part, a cylindrical mouth part connected to an upper end of the base part, and a plate-like flange part extending outward from a lower end of the base part, the flange part and the base part have flat lower surfaces, and the base part includes a first annular part having a tapered inner circumferential surface whose inner diameter increases from an upper end side towards a lower end side.
Claims7
A spout plug, comprising:
- a spout and a cap attached to the spout by threadable engagement, wherein
- the spout includes
- an annular base part,
- a cylindrical mouth part connected to an upper end of the base part, and
- a plate-like flange part extending outward from a lower end of the base part,
- the flange part and the base part have flat lower surfaces, and
- the base part includes a first annular part having a tapered inner circumferential surface whose inner diameter increases from an upper end side towards a lower end side.
4 more elements
Dependencies are inferred from the claim text.