Title:
CAP PROVIDED WITH NON-RETURN VALVE FOR TUBE CONTAINER
Document Type and Number:
Japanese Patent JP2021041994
Kind Code:
A
Abstract:
To improve reliability in valve closing and sealability after use according to a cap provided with a non-return valve used by attaching a fluid substance such as a cosmetic material or the like to a stored tube container.SOLUTION: A cap provided with a non-return valve comprises: a double cylinder-shaped cap body 100 having an inner cylinder 120 and an outer cylinder 110; and a valve member 200. The outer cylinder 110 includes an annular first top plate 112. The inner cylinder 120 includes an attachment part, a bottom plate 140 having a through-hole 143, a central tower 150 having an annular second top plate 152, and a fitting part 160. The valve member 200 includes a disk-shaped valve body 210 centrally formed with a discharge port 211, and an engaging part. In a normal time, a surface of the first top plate 112, a surface of the second top plate 152, and a surface of the valve body 210 are flush with each other, and an outer peripheral surface of the second top plate 152, and the discharge port 211 come into close contact with each other.SELECTED DRAWING: Figure 1
More Like This:
| JP2003063576 | DISPENSING VESSEL |
| JP4643883 | Container with discharge valve |
Inventors:
TANABE SHINSUKE
Application Number:
JP2020139626A
Publication Date:
March 18, 2021
Filing Date:
August 20, 2020
Export Citation:
Assignee:
MILLION CREATIVE KK
International Classes:
B65D35/50; B65D47/20
Attorney, Agent or Firm:
Kyoko Hashimoto
Katsuhiko Hashimoto
Katsuhiko Hashimoto