JP4523400B2 - 合成樹脂袋用筒口の製造方法 - Google Patents
合成樹脂袋用筒口の製造方法 Download PDFInfo
- Publication number
- JP4523400B2 JP4523400B2 JP2004378379A JP2004378379A JP4523400B2 JP 4523400 B2 JP4523400 B2 JP 4523400B2 JP 2004378379 A JP2004378379 A JP 2004378379A JP 2004378379 A JP2004378379 A JP 2004378379A JP 4523400 B2 JP4523400 B2 JP 4523400B2
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- Japan
- Prior art keywords
- tube
- mouth
- synthetic resin
- cylinder
- welded
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Description
2 ドラム缶
11 筒口
12 筒口本体
13 下部口筒
14 上部口筒
15 筒体
16 フランジ
17 保形鍔
18 筒体
19 フランジ
20 鏝台
21 加熱鏝
Claims (1)
- 熱可塑性の合成樹脂を用いて所定長さの筒状に形成され、その内側層が同一材料での熱溶着可能な材質で、外側層が同一材料及び他材料に対して非熱溶着となる材質である筒口本体と、前記筒口本体の内側層と熱溶着可能な熱可塑性の合成樹脂を用い、筒口本体に外嵌する筒体の下端外周に合成樹脂袋の天板に溶着するフランジを周設して形成され、上記筒口本体の下端部を合成樹脂袋の天板に固定するための下部口筒と、前記筒口本体の内側層と熱溶着可能な熱可塑性の合成樹脂を用い、上記筒口本体の上端部に内嵌する状態で取り付ける上部口筒とを用い、前記筒口本体を長さ方向の丁度中間の位置から下半分を外側に折り返し、この折り返した部分の外側に内側層が現れた二重筒の状態に形成し、次に、この二重筒の遊離側端部に対して、筒口本体の内側に上部口筒を嵌挿し、筒口本体の外側に下部口筒の筒体を外嵌し、この状態で、上部口筒と筒口本体の嵌合部分及び下部口筒と筒口本体の嵌合部分を同時に熱溶着することを特徴とする合成樹脂袋用筒口の製造方法。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004378379A JP4523400B2 (ja) | 2004-12-28 | 2004-12-28 | 合成樹脂袋用筒口の製造方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004378379A JP4523400B2 (ja) | 2004-12-28 | 2004-12-28 | 合成樹脂袋用筒口の製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2006182404A JP2006182404A (ja) | 2006-07-13 |
JP4523400B2 true JP4523400B2 (ja) | 2010-08-11 |
Family
ID=36735804
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2004378379A Expired - Fee Related JP4523400B2 (ja) | 2004-12-28 | 2004-12-28 | 合成樹脂袋用筒口の製造方法 |
Country Status (1)
Country | Link |
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JP (1) | JP4523400B2 (ja) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2018065603A (ja) * | 2016-10-21 | 2018-04-26 | 日新産商株式会社 | 内装袋用筒口とその製造方法 |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0182141U (ja) * | 1987-11-20 | 1989-06-01 | ||
JPH0414364Y2 (ja) * | 1986-11-13 | 1992-03-31 |
-
2004
- 2004-12-28 JP JP2004378379A patent/JP4523400B2/ja not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0414364Y2 (ja) * | 1986-11-13 | 1992-03-31 | ||
JPH0182141U (ja) * | 1987-11-20 | 1989-06-01 |
Also Published As
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JP2006182404A (ja) | 2006-07-13 |
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