JP4474180B2 - 輸送タンク用内袋及びその製造方法 - Google Patents
輸送タンク用内袋及びその製造方法 Download PDFInfo
- Publication number
- JP4474180B2 JP4474180B2 JP2004064595A JP2004064595A JP4474180B2 JP 4474180 B2 JP4474180 B2 JP 4474180B2 JP 2004064595 A JP2004064595 A JP 2004064595A JP 2004064595 A JP2004064595 A JP 2004064595A JP 4474180 B2 JP4474180 B2 JP 4474180B2
- Authority
- JP
- Japan
- Prior art keywords
- inner bag
- film
- welding
- cylindrical film
- tank
- 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.)
- Expired - Lifetime
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 21
- 238000003466 welding Methods 0.000 claims description 143
- 230000003014 reinforcing effect Effects 0.000 claims description 26
- 238000000034 method Methods 0.000 claims description 24
- 229920003002 synthetic resin Polymers 0.000 claims description 5
- 239000000057 synthetic resin Substances 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 4
- 239000007788 liquid Substances 0.000 description 30
- 239000010410 layer Substances 0.000 description 25
- 230000002787 reinforcement Effects 0.000 description 12
- 238000007789 sealing Methods 0.000 description 8
- 229920000092 linear low density polyethylene Polymers 0.000 description 5
- 239000004707 linear low-density polyethylene Substances 0.000 description 5
- 230000002093 peripheral effect Effects 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000012856 packing Methods 0.000 description 4
- 230000000740 bleeding effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000005304 joining Methods 0.000 description 2
- 229920001684 low density polyethylene Polymers 0.000 description 2
- 239000004702 low-density polyethylene Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004806 packaging method and process Methods 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- 238000013022 venting Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D90/00—Component parts, details or accessories for large containers
- B65D90/02—Wall construction
- B65D90/04—Linings
- B65D90/046—Flexible liners, e.g. loosely positioned in the container
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D88/00—Large containers
- B65D88/02—Large containers rigid
- B65D88/12—Large containers rigid specially adapted for transport
- B65D88/128—Large containers rigid specially adapted for transport tank containers, i.e. containers provided with supporting devices for handling
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
- B65D2590/00—Component parts, details or accessories for large containers
- B65D2590/02—Wall construction
- B65D2590/04—Linings
- B65D2590/043—Flexible liners
- B65D2590/046—Bladders
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Making Paper Articles (AREA)
- Bag Frames (AREA)
Description
0.47・TLt≦IL≦0.6・TLt、
0.47・TLr≦IW≦0.6・TLrとしている。
なお、前記IL,IWは、好ましくは、
0.49・TLt≦IL≦0.55・TLt、
0.49・TLr≦IW≦0.58・TLrである。
このようにタンク本体11の内周長を基準にして封筒型内袋20のサイズを規定しているため、タンク本体11の形状が円筒状に限られず、他の楕円形状やその他の形状であっても容易に適用が可能である。
11 タンク本体
15 タンク給排口
16 フートバルブ
20 内袋
21 内袋本体
22 内袋給排口
23 筒状フイルム
30 内袋吸引防止部材
50,51 補強フイルム
60,65,70,75 内袋本体
61,62,66,67,72,73,77,78 熱溶着ライン
63,64 傾斜溶着ライン部
68,69 円弧状溶着ライン部
Claims (6)
- 輸送用タンクの内部に着脱自在に装着されるように用いられ、合成樹脂製の内袋本体と前記輸送用タンクの下部に配置されたタンク給排口に嵌合される内袋給排口とを有する封筒型の輸送タンク用内袋において、
前記内袋本体は、内側筒状フイルム及び外側筒状フイルムからなる多重筒状フイルムと、この多重筒状フイルムの両端角部に補強フイルムを当てて、溶着により前記多重筒状フイルムの端部を閉じる溶着ラインとを有し、
前記溶着ラインの両端部における前記外側筒状フイルムとこの内側筒状フイルムが挿入されている前記外側筒状フイルムとの厚み差を無くすように、前記補強フイルムを外側筒状フイルムのみの部分に当てて溶着することを特徴とする輸送タンク用内袋。 - 前記溶着ラインが、第1ライン部と、前記第1ライン部の端と接続する第2ライン部とからなり、
この第2ライン部が、前記第1ライン部の端から遠ざかるに従って、前記筒状フイルムの前記端部から離れるように形成されていることを特徴とする請求項1記載の輸送タンク用内袋。 - 前記第2ライン部は、直線状または円弧状のいずれかであることを特徴とする請求項2記載の輸送タンク用内袋。
- 輸送用タンクの内部に着脱自在に装着されるように用いられ、合成樹脂製の内袋本体と前記輸送用タンクの下部に配置されたタンク給排口に嵌合される内袋給排口とを有する封筒型の輸送タンク用内袋の製造方法において、
筒状フイルムを前記内袋本体長さに切断し、この切断した筒状フイルム内に他の切断した筒状フイルムを挿入して多重化する工程と、
多重化した筒状フイルムの一端部を溶着して幅方向に溶着ラインを形成し袋状に一端部を閉じる一端部溶着工程と、
多重化した筒状フイルムの一方の面に、前記多重化した筒状フイルムの内部まで貫通する内袋給排口用の孔を形成し、この内袋給排口用孔に前記内袋給排口を溶着する内袋供給口取付工程と、
この内袋給排口が取り付けられた筒状フイルムの他端部を溶着して幅方向に溶着ラインを形成し袋状に他端部を閉じる他端部溶着工程とを有し、
前記一端部溶着工程及び他端部溶着工程の際に、前記溶着ラインの両端角部に補強フイルムを当てて溶着し、
前記溶着ラインの両端部における外側筒状フイルムとこの内側筒状フイルムが挿入されている外側筒状フイルムとの厚み差を無くすように、前記補強フイルムを外側筒状フイルムのみの部分に当てて溶着することを特徴とする輸送タンク用内袋の製造方法。 - 前記溶着ラインが、第1ライン部と、前記第1ライン部の端と接続する第2ライン部とからなり、
この第2ライン部が、前記第1ライン部の端から遠ざかるに従って、前記筒状フイルムの前記端部から離れるように形成されていることを特徴とする請求項4記載の輸送タンク用内袋の製造方法。 - 前記第2ライン部は、直線状または円弧状のいずれかであることを特徴とする請求項5記載の輸送タンク用内袋の製造方法。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004064595A JP4474180B2 (ja) | 2004-01-22 | 2004-03-08 | 輸送タンク用内袋及びその製造方法 |
EP05001199A EP1557377B1 (en) | 2004-01-22 | 2005-01-21 | Inner bag for a transport tank and producing method thereof |
DE602005002148T DE602005002148T2 (de) | 2004-01-22 | 2005-01-21 | Innenbeutel für einen Tankbehälter und dessen Herstellungsverfahren |
US11/038,145 US7275869B2 (en) | 2004-01-22 | 2005-01-21 | Inner bag for transport tank and producing method thereof |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004014697 | 2004-01-22 | ||
JP2004064595A JP4474180B2 (ja) | 2004-01-22 | 2004-03-08 | 輸送タンク用内袋及びその製造方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005231727A JP2005231727A (ja) | 2005-09-02 |
JP4474180B2 true JP4474180B2 (ja) | 2010-06-02 |
Family
ID=34635690
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004064595A Expired - Lifetime JP4474180B2 (ja) | 2004-01-22 | 2004-03-08 | 輸送タンク用内袋及びその製造方法 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7275869B2 (ja) |
EP (1) | EP1557377B1 (ja) |
JP (1) | JP4474180B2 (ja) |
DE (1) | DE602005002148T2 (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20110164836A1 (en) * | 2010-01-05 | 2011-07-07 | Chen Yi-Min | Plastic bag with reinforced sides |
JP6713311B2 (ja) * | 2016-03-28 | 2020-06-24 | 日新産商株式会社 | 内装袋の装着方法及び取り外し方法並びにその方法に用いる内装袋 |
NL2018765B1 (en) * | 2017-04-24 | 2018-11-05 | Green Eye Capital B V | Assembly of an inliner and a tank container |
US10807794B2 (en) | 2018-02-05 | 2020-10-20 | Composite Containers, Llc | Liner for tank container |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3768724A (en) * | 1971-12-20 | 1973-10-30 | W Hill | Cushioned shipping bag |
US3956045A (en) * | 1971-12-21 | 1976-05-11 | Hoffman Louis S | Method and apparatus for bonding layers of resinous material |
US3949113A (en) * | 1971-12-27 | 1976-04-06 | Phillips Petroleum Company | Liner for reservoir of layered liquids |
FR2207068B1 (ja) | 1972-11-20 | 1978-02-03 | Vidilles Jacques | |
JPS6115029Y2 (ja) | 1980-09-02 | 1986-05-10 | ||
JPS6148190U (ja) | 1984-09-04 | 1986-03-31 | 東急車輌製造株式会社 | コンテナ |
JPS61104983A (ja) | 1984-10-26 | 1986-05-23 | 与那原 好宏 | 液体輸送容器 |
US4658433A (en) * | 1985-09-11 | 1987-04-14 | First Brands Corporation | Rib and groove closure bag with bead sealed sides |
US5066290A (en) * | 1986-02-07 | 1991-11-19 | Baxter International Inc. | Sterilizable multi-layer plastic materials for medical containers and the like |
DE20121803U1 (de) * | 2000-03-22 | 2003-06-26 | Tank Supply Ltd K | Flexibler Tank |
JP2001354292A (ja) | 2000-06-13 | 2001-12-25 | Kyoritsu Butsuryu System:Kk | 液体コンテナ用の内袋 |
US6626312B2 (en) * | 2000-06-28 | 2003-09-30 | Javier Urzua Maturana | Storage bag |
GB2366283A (en) * | 2000-08-30 | 2002-03-06 | Brendan Mckenna | Apparatus for use in the transportation of liquids, gels, thixotropic fluids and the like |
-
2004
- 2004-03-08 JP JP2004064595A patent/JP4474180B2/ja not_active Expired - Lifetime
-
2005
- 2005-01-21 DE DE602005002148T patent/DE602005002148T2/de active Active
- 2005-01-21 EP EP05001199A patent/EP1557377B1/en active Active
- 2005-01-21 US US11/038,145 patent/US7275869B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
US7275869B2 (en) | 2007-10-02 |
EP1557377B1 (en) | 2007-08-29 |
US20050181922A1 (en) | 2005-08-18 |
DE602005002148D1 (de) | 2007-10-11 |
EP1557377A1 (en) | 2005-07-27 |
DE602005002148T2 (de) | 2008-05-29 |
JP2005231727A (ja) | 2005-09-02 |
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