JPH0248321U - - Google Patents
Info
- Publication number
- JPH0248321U JPH0248321U JP12844588U JP12844588U JPH0248321U JP H0248321 U JPH0248321 U JP H0248321U JP 12844588 U JP12844588 U JP 12844588U JP 12844588 U JP12844588 U JP 12844588U JP H0248321 U JPH0248321 U JP H0248321U
- Authority
- JP
- Japan
- Prior art keywords
- wall structure
- double wall
- hollow double
- walls
- blow molding
- 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.)
- Granted
Links
- 238000000071 blow moulding Methods 0.000 claims 2
- 239000000463 material Substances 0.000 claims 1
- 239000004033 plastic Substances 0.000 claims 1
- 229920001169 thermoplastic Polymers 0.000 claims 1
- 238000003466 welding Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Description
図面は本考案の実施例を示し、第１図は中空二
重壁構造のパネルの全体斜視図、第２図はその一
部の拡大縦断斜視図、第３図は中空二重壁構造の
パネルの使用例を示す電子機器の斜視図、第４図
は中空二重壁構造のパネルのブロー成形態様を示
す断面図、第５図および第６図は同上パリスンの
成形態様を示す一部の断面図、第７図は他の実施
例を示す中空二重壁構造の一部の断面図、第８図
、第９図および第１０図は本考案の課題を説明す
るための中空二重壁構造の一部の断面図である。
１……内壁、２……外壁、３……中空二重壁構
造のパネル、４……ウエルドリブ、６……その突
出先端部、７……溶着部、１０，１１……一対の
分割金型、１２，１３……キヤビテイ、１４……
突起、１７……パリスン。
The drawings show an embodiment of the present invention, in which Fig. 1 is an overall perspective view of a panel with a hollow double wall structure, Fig. 2 is an enlarged longitudinal sectional perspective view of a part thereof, and Fig. 3 is a panel with a hollow double wall structure. FIG. 4 is a cross-sectional view showing how a hollow double-walled panel is blow-molded, and FIGS. 5 and 6 are partial cross-sections showing how the parison is formed. 7 are partial sectional views of a hollow double wall structure showing other embodiments, and FIGS. 8, 9 and 10 are hollow double wall structures for explaining the problems of the present invention. FIG. DESCRIPTION OF SYMBOLS 1...Inner wall, 2...Outer wall, 3...Hollow double wall structure panel, 4...Weld rib, 6...Protruding tip thereof, 7...Welding part, 10, 11...Pair of split molds , 12, 13... Cavity, 14...
Protrusion, 17...Parison.
Claims (1)
空二重壁構造に構成したブロー成形品であつて、
ブロー成形時に、可塑化溶融したパリスンの一部
を圧縮して二重壁間を一体に結合するウエルドリ
ブを形成し、上記ウエルドリブは、その突出先端
部の内幅をウエルドリブを形成した壁の肉厚と略
等しく、かつその先端溶着部の圧縮肉厚を、両壁
の肉厚を加えた厚さの略半分からやや小さい範囲
に形成したことを特徴とするプラスチツク製中空
二重壁構造のブロー成形品。 A blow molded product made of thermoplastic plastic material and configured into a hollow double wall structure,
During blow molding, a part of the plasticized and molten parison is compressed to form a weld rib that integrally connects the double walls. Blow molding of a hollow double wall structure made of plastic, characterized in that the compressed thickness of the welded portion at the tip is approximately half to slightly smaller than the sum of the thicknesses of both walls. Goods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12844588U JPH0621703Y2 (en) | 1988-09-30 | 1988-09-30 | Blow-molded plastic hollow double-walled structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12844588U JPH0621703Y2 (en) | 1988-09-30 | 1988-09-30 | Blow-molded plastic hollow double-walled structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0248321U true JPH0248321U (en) | 1990-04-04 |
| JPH0621703Y2 JPH0621703Y2 (en) | 1994-06-08 |
Family
ID=31381796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12844588U Expired - Lifetime JPH0621703Y2 (en) | 1988-09-30 | 1988-09-30 | Blow-molded plastic hollow double-walled structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0621703Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06179236A (en) * | 1992-12-11 | 1994-06-28 | Minoru Kasei Kk | Manufacture of blow-molded body having reinforcing welded rib and blow-molded body |
-
1988
- 1988-09-30 JP JP12844588U patent/JPH0621703Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06179236A (en) * | 1992-12-11 | 1994-06-28 | Minoru Kasei Kk | Manufacture of blow-molded body having reinforcing welded rib and blow-molded body |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0621703Y2 (en) | 1994-06-08 |
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