Title:
容器本体およびその製造方法、容器本体の製造用工具、並びに、容器
Document Type and Number:
Japanese Patent JP7063715
Kind Code:
B2
Abstract:
To provide a container body that can be easily manufactured, can form a steam passage during heating to release an internal pressure inside a container, and can smoothly flow steam and outside air inside and outside the container even after heating and a manufacturing method of the same, a tool for manufacturing the container body, and the container.SOLUTION: A flange part 24 of a container body 20 has a multilayer structure including a first container layer 21 on the uppermost surface to which a lid body 15 can be thermally bonded and a second container layer 22. The first container layer 21 extending from at least a partial range of the inner peripheral edge of the flange part 24 is composed of a step part 30 including a seal planned part 31 on the outer peripheral edge side and a non-sealed part 32 on the inner peripheral edge side lowered through the step.SELECTED DRAWING: Figure 4
Inventors:
Takehiko Nishijima
Yamaguchi Masaru
Katsuya Oshikawa
Yamaguchi Masaru
Katsuya Oshikawa
Application Number:
JP2018091997A
Publication Date:
May 17, 2022
Filing Date:
May 11, 2018
Export Citation:
Assignee:
Tokan Kogyo Co., Ltd.
International Classes:
B65D1/00; B65D81/34
Domestic Patent References:
| JP2004345686A | ||||
| JP2017171329A | ||||
| JP2002161499A | ||||
| JP58069434U |
Attorney, Agent or Firm:
Nobuo Fujimoto
Masuo Yamada
Keisuke Shigenobu
Masuo Yamada
Keisuke Shigenobu