JPH0248322U - - Google Patents
Info
- Publication number
- JPH0248322U JPH0248322U JP12844688U JP12844688U JPH0248322U JP H0248322 U JPH0248322 U JP H0248322U JP 12844688 U JP12844688 U JP 12844688U JP 12844688 U JP12844688 U JP 12844688U JP H0248322 U JPH0248322 U JP H0248322U
- Authority
- JP
- Japan
- Prior art keywords
- blow
- hollow double
- molded product
- molding
- weld rib
- 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
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
部の拡大縦断面図、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図は本考案の課
題を説明するための中空二重壁構造パネルのブロ
ー成形態様を示す一部の断面図、第８図は同上パ
ネルの成形された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
、１５……滑らかな曲面の傾斜面、１６……先端
部、１８……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 vertical sectional 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. Figure 7 is a cross-sectional view of a part of the blow-molded hollow double-walled panel for explaining the problems of the present invention, and Figure 8 is a cross-sectional view of a molded part of the same panel. . DESCRIPTION OF SYMBOLS 1... Inner wall, 2... Outer wall, 3... Hollow double wall structure panel, 4... Weld rib, 6... Tip part thereof, 7... Welded part, 10, 11... A pair of split molds, 12, 13...Cavity, 14...Protrusion, 15...Smooth curved inclined surface, 16...Tip, 18...Parison.
Claims (1)
空二重壁構造を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、滑らかな曲面
を描いて窪むように先端部を細く形成したことを
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 a hollow double-walled structure by blow-molding a thermoplastic plastic material,
During blow molding, a part of the plasticized and molten parison is compressed to form a weld rib that integrally connects the double walls, and the weld rib has a thin tip that is concave with a smooth curved surface. A blow molded product with a hollow double wall structure made of plastic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1988128446U JPH0611161Y2 (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 |
|---|---|---|---|
| JP1988128446U JPH0611161Y2 (en) | 1988-09-30 | 1988-09-30 | Blow-molded plastic hollow double-walled structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0248322U true JPH0248322U (en) | 1990-04-04 |
| JPH0611161Y2 JPH0611161Y2 (en) | 1994-03-23 |
Family
ID=31381798
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1988128446U Expired - Lifetime JPH0611161Y2 (en) | 1988-09-30 | 1988-09-30 | Blow-molded plastic hollow double-walled structure |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0611161Y2 (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4133579A (en) * | 1977-08-29 | 1979-01-09 | American Desk Manufacturing Co. | Stadium, gymnasium or like chair |
| JPS5927955U (en) * | 1982-08-16 | 1984-02-21 | 日本プラスト株式会社 | Vehicle package tray |
-
1988
- 1988-09-30 JP JP1988128446U patent/JPH0611161Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4133579A (en) * | 1977-08-29 | 1979-01-09 | American Desk Manufacturing Co. | Stadium, gymnasium or like chair |
| JPS5927955U (en) * | 1982-08-16 | 1984-02-21 | 日本プラスト株式会社 | Vehicle package tray |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0611161Y2 (en) | 1994-03-23 |
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