Title:
合成樹脂製キャップ
Document Type and Number:
Japanese Patent JP7409813
Kind Code:
B2
Abstract:
To provide a synthetic resin cap which can achieve reduction in a cap closing torque, and can also achieve reduction in a used resin amount.SOLUTION: A synthetic resin cap 1 includes a skirt wall 3 provided with a female screw 5 engaged with a male screw M1 formed on the outer periphery of a container mouth part M, and a tamper-evident band 9 connected to the lower side of the skirt wall 3 through a weakened part 10, in which a plurality of hooks 11 are provided at intervals in a circumferential direction inside the tamper-evident band 9, and the hooks 11 have grooves 15 that are configured to get over annular projections M2 provided on the outer periphery of the container mouth part M and reach the lower part thereof and be engaged with the annular projections M2 in cap opening when mounting the cap 1, and extend in a vertical direction.SELECTED DRAWING: Figure 1
Inventors:
Akiyoshi Shirota
Nobuo Kawamura
Atsushi Ono
Shingo Umeki
Nobuo Kawamura
Atsushi Ono
Shingo Umeki
Application Number:
JP2019172519A
Publication Date:
January 09, 2024
Filing Date:
September 24, 2019
Export Citation:
Assignee:
Japan Yamamura Glass Co., Ltd.
International Classes:
B65D41/34
Domestic Patent References:
| JP2017202862A | ||||
| JP2009107704A | ||||
| JP2014061929A |
Attorney, Agent or Firm:
Hideo Fujimoto
Eiji Fujimoto
Yukishiro Nishimura
Eiji Fujimoto
Yukishiro Nishimura
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