Title:
発泡性に優れたステイオンタブ式缶蓋
Document Type and Number:
Japanese Patent JP7271173
Kind Code:
B2
Abstract:
To provide a stay-on tab type can lid capable of miniaturizing bubbles of a sparkling beverage that has been poured.SOLUTION: In a score line 4, at least parts in a predetermined range on both sides centering on a part farthest from a rivet part 12 are formed in a wavy tooth shape, a linear guide part 14 formed of a plurality of convex strips or concave strips parallel to each other along an outflow direction and long in the outflow direction is formed at a part of a panel part 2 existing between an opening piece 7 and an annular groove 3, a rough surface part including a large number of uneven parts is formed at around the opening piece 7 on an inner surface of the panel part 2.SELECTED DRAWING: Figure 1
Inventors:
Tadayoshi Iwamaru
Akira Yamamoto
Toshiyuki Ohkoshi
Yasuaki Tanaka
Motoki Hara
Akira Yamamoto
Toshiyuki Ohkoshi
Yasuaki Tanaka
Motoki Hara
Application Number:
JP2018246827A
Publication Date:
May 11, 2023
Filing Date:
December 28, 2018
Export Citation:
Assignee:
Daiwa Seikan Co., Ltd.
Sapporo Breweries Ltd.
Sapporo Breweries Ltd.
International Classes:
B65D17/32; B65D8/04; B65D25/14; B65D25/38
Domestic Patent References:
| JP2004001871A | ||||
| JP62182221U | ||||
| JP2007001081A | ||||
| JP2004123208A | ||||
| JP2004182284A |
Foreign References:
| US20180319581 |
Attorney, Agent or Firm:
Takeo Watanabe
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