JPS6321211U

JPS6321211U -

Info

Publication number: JPS6321211U
Application number: JP15435486U
Authority: JP
Priority date: 1986-10-09
Filing date: 1986-10-09
Publication date: 1988-02-12

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１〜３図は従来方式による液体容器の構成を
示した略図、第４〜６図は同じく本考案による容
器の底部断面を示す略図、第７〜１０図は本考案
により容器底部を構成させる際の順序を示す容器
の一部縦断面図、第１１図は内底板の形状を示す
斜視図、第１２図は内底板と外底板の取付部を示
す一部の断面図、第１３図は内底板の他の実施例
を示す斜視図、第１４図は同上内底板の取付状態
を示す一部の断面図、第１５図は別の態様の内底
板を示す斜視図、第１６〜１８図は外底板をホツ
トメルト系接着剤でとりつけた場合を示す説明図
、第１９図は第１７図の―線における横断平
面図、第２０図は本考案において外底板をヒート
シールによりとりつける場合の底部構造を示す一
部の断面図である。１……容器胴部、２……蓋、３，８，９……内
底板、１ａ……板紙、１ｂ，３ａ……Ａｌ箔、１
ｃ，３ｃ……熱可塑性合成樹脂膜、４……胴部延
長端、４ａ……折返部、５，８ｂ，９ａ……取付
代、６，１０，１２……外底板、７，７ａ，７ｂ
……ホツトメルト接着剤、８ａ……波形状凹凸、
１１……小孔。 Figures 1 to 3 are schematic diagrams showing the structure of a liquid container according to the conventional method, Figures 4 to 6 are schematic diagrams showing a cross section of the bottom of the container according to the present invention, and Figures 7 to 10 are diagrams showing the structure of the bottom of the container according to the present invention. FIG. 11 is a perspective view showing the shape of the inner bottom plate, FIG. 12 is a partial sectional view showing the attachment part of the inner bottom plate and outer bottom plate, and FIG. FIG. 14 is a partial sectional view showing the attached state of the inner bottom plate, FIG. 15 is a perspective view showing another embodiment of the inner bottom plate, and FIGS. 16 to 18. 19 is an explanatory diagram showing the case where the outer sole plate is attached with hot melt adhesive, FIG. 19 is a cross-sectional plan view taken along the line - in FIG. 17, and FIG. 20 is the bottom structure when the outer sole plate is attached by heat sealing in the present invention. FIG. 1... Container body, 2... Lid, 3, 8, 9... Inner bottom plate, 1a... Paperboard, 1b, 3a... Al foil, 1
c, 3c...Thermoplastic synthetic resin membrane, 4...Body extension end, 4a...Folded portion, 5, 8b, 9a...Mounting allowance, 6, 10, 12...Outer bottom plate, 7, 7a, 7b
... Hot melt adhesive, 8a ... Wave-shaped unevenness,
11...Small hole.

Claims

【実用新案登録請求の範囲】１容器胴部を剛性を具えた板紙で、少なくとも
その片面に熱可塑性合成樹脂膜をラミネートさせ
た材料で円筒形または円錐状に形成させた上で、
その底部に可撓性を有する内底板と剛性を具えた
外底板とを二重にとりつけた液体容器において、
前記内底板の取付代を胴部の下端部へ接着するこ
とと、当該取付代を胴部下端縁の折返部によつて
包み込むことを含み、かつ当該折返部を介在させ
た上で、その内側に外底板を後づけし、かつこの
外底板をホツトメルト系接着剤、酢酸ビニール系
接着剤または外底板に配設した熱可塑性樹脂膜を
介して加熱接着させたことを特徴とする二重底容
器。２容器胴部ならびに外底板の材料として少なく
とも厚さ２００μの板紙と厚さ２０μの熱可塑性
合成樹脂フイルムをラミネートさせたものを用い
た実用新案登録請求の範囲第１項記載の二重底容
器。３内底板として厚さ７〜１２０μのＡｌ箔を主
体とした材料を略球面状またはベローズ状に形成
させたものを用いた実用新案登録請求の範囲第１
項または第２項記載の二重底容器。４外底板を胴部下端縁よりも突出させて取付け
て成る実用新案登録請求の範囲第１項、第２項ま
たは第３項記載の容器。５内底板をとりつけた胴部の下端部に、通気性
を有しない外底板を接着させて、内底板と外底板
との間を密封して成る実用新案登録請求の範囲第
１項乃至第４項の何れかに記載の二重底容器。[Scope of Claim for Utility Model Registration] 1. The body of the container is formed into a cylindrical or conical shape using a rigid paperboard laminated with a thermoplastic synthetic resin film on at least one side, and
In a liquid container having a flexible inner bottom plate and a rigid outer bottom plate attached to the bottom,
The method includes gluing the attachment allowance of the inner bottom plate to the lower end of the trunk, and wrapping the attachment allowance with a folded part of the lower edge of the trunk, and with the folded part interposed, the inner side thereof. A double-bottomed container characterized in that an outer bottom plate is subsequently attached to the outer bottom plate, and the outer bottom plate is heat-adhered via a hot melt adhesive, a vinyl acetate adhesive, or a thermoplastic resin film disposed on the outer bottom plate. . 2. The double-bottomed container according to claim 1, which is a utility model and uses a laminate of paperboard with a thickness of at least 200μ and a thermoplastic synthetic resin film with a thickness of 20μ as the material for the container body and outer bottom plate. 3 Utility model registration claim 1 using a material mainly made of Al foil with a thickness of 7 to 120μ and formed into a substantially spherical or bellows shape as the inner bottom plate
The double-bottomed container according to item 1 or 2. 4. The container according to claim 1, 2, or 3 of the utility model registration, wherein the outer bottom plate is attached so as to protrude from the lower edge of the body. 5 Utility model registration claims 1 to 4, in which a non-breathable outer sole plate is adhered to the lower end of the body to which the inner sole plate is attached, thereby sealing the gap between the inner and outer sole plates. A double-bottomed container according to any of paragraphs.