Title:
ボトル缶、キャップ付きボトル缶、及びボトル缶の製造方法
Document Type and Number:
Japanese Patent JP7103102
Kind Code:
B2
Abstract:
To provide a bottle can where sealability is ensured even when internal pressure of the can is high and heat sterilization is performed, boiling over at cap opening is hardly caused and the misrecognition of resealing is suppressed by improving the curled part shape of the bottle can.SOLUTION: In a bottle can, a curled part is provided at the opening end of a mouth part, the curled part is provided with an outer wall part extending downward from an upper edge curved part, the outer wall part is provided with a first curved part ranging downward from the upper edge curved part and forming a locking part in an outward projecting state, a second curved part ranging downward from the first curved part and being in an inward projecting state and a third curved part making the locking part as a first locking part and forming a second locking part at the lower side of the second curved part in an outward projecting state, and the third curved part is continued to the second curved part.SELECTED DRAWING: Figure 2
Inventors:
Toshiyuki Hasegawa
Masaomi Tamura
Nakamura Tomohiko
Nobuhiro Shinoshima
Ken Murase
Masaomi Tamura
Nakamura Tomohiko
Nobuhiro Shinoshima
Ken Murase
Application Number:
JP2018172742A
Publication Date:
July 20, 2022
Filing Date:
September 14, 2018
Export Citation:
Assignee:
Toyo Seikan Co., Ltd.
International Classes:
B65D1/02; B21D51/26; B21D51/38; B65D1/16
Domestic Patent References:
| JP2004175386A | ||||
| JP2004217305A | ||||
| JP2011240937A | ||||
| JP2015003325A | ||||
| JP2009196679A | ||||
| JP2003237752A |
Foreign References:
| CN102616421A | ||||
| EP2500292A1 | ||||
| US4856667 |
Other References:
スペイン国実用新案第1071736号公報,ES,2010年03月31日
Attorney, Agent or Firm:
Patent Attorney Corporation Wisdom International Patent and Trademark Office