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Title:
筒状部材、容器、及び筒状部材の製造方法
Document Type and Number:
Japanese Patent JP7198719
Kind Code:
B2
Abstract:
The present invention provides, inter alia, a cylindrical member (1) that has a inner-layer member (2) and an outer-layer member (3), wherein the cylindrical member (1) is characterized in that: the outer surface of the inner-layer member (2) and the inner surface of the outer-layer member (3) are disposed so as to be separable; the inner-layer member (2) has one end part (2a) and another end part (2b) at the two respective circumferential ends of the cylindrical member (1); the outer-layer member (3) has one end part (3a) and another end part (3b) at the two respective circumferential ends of the cylindrical member (1); the one end part (3a) of the outer-layer member (3) is disposed on the outer surface of the one end part (2a) of the inner-layer member (2); the other end part (3b) of the outer-layer member (3) is disposed on the outer surface of the other end part (2b) of the inner-layer member (2); and the inner surface of the one end part (2a) of the inner-layer member (2) and the outer surface of the other end part (3b) of the outer-layer member (3) overlap each other, and are joined with a joining strength greater than that in the separable layering between the outer surface of the inner-layer member (2) and the inner surface of the outer-layer member (3).

Inventors:
Mihoko Yoshida
Toyoaki Suzuki
Toru Watanabe
Tomoya Morishiro
Application Number:
JP2019088977A
Publication Date:
January 04, 2023
Filing Date:
May 09, 2019
Export Citation:
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Assignee:
Fujimori Industry Co., Ltd.
International Classes:
B65D8/16; B29D23/00; B32B1/08; B32B7/06; B65D3/28; B65D65/04
Domestic Patent References:
JP201211591A
JP2005225520A
JP3295B2
Attorney, Agent or Firm:
田▲崎▼ 聡
Kazunori Onami
Tomoyuki Sadahiro