JPH0347175B2 - - Google Patents
Info
- Publication number
- JPH0347175B2 JPH0347175B2 JP60128646A JP12864685A JPH0347175B2 JP H0347175 B2 JPH0347175 B2 JP H0347175B2 JP 60128646 A JP60128646 A JP 60128646A JP 12864685 A JP12864685 A JP 12864685A JP H0347175 B2 JPH0347175 B2 JP H0347175B2
- Authority
- JP
- Japan
- Prior art keywords
- parison
- duct
- mold
- molds
- hollow body
- 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
- 239000011347 resin Substances 0.000 claims description 11
- 229920005989 resin Polymers 0.000 claims description 11
- 238000000034 method Methods 0.000 claims description 8
- -1 polypropylene Polymers 0.000 claims description 8
- 238000000465 moulding Methods 0.000 claims description 6
- 238000004519 manufacturing process Methods 0.000 claims description 5
- 239000004698 Polyethylene Substances 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 4
- 229920000573 polyethylene Polymers 0.000 claims description 4
- 229920001155 polypropylene Polymers 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 3
- 244000025254 Cannabis sativa Species 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000002184 metal Substances 0.000 description 4
- 238000007664 blowing Methods 0.000 description 3
- 229920000915 polyvinyl chloride Polymers 0.000 description 3
- 239000004800 polyvinyl chloride Substances 0.000 description 3
- 241001494496 Leersia Species 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 238000001175 rotational moulding Methods 0.000 description 2
- 238000000071 blow moulding Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000012805 post-processing Methods 0.000 description 1
- 238000007665 sagging Methods 0.000 description 1
Landscapes
- Harvester Elements (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60128646A JPS61286121A (ja) | 1985-06-13 | 1985-06-13 | 樹脂製ダクトの製造方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP60128646A JPS61286121A (ja) | 1985-06-13 | 1985-06-13 | 樹脂製ダクトの製造方法 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61286121A JPS61286121A (ja) | 1986-12-16 |
| JPH0347175B2 true JPH0347175B2 (enrdf_load_html_response) | 1991-07-18 |
Family
ID=14989960
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP60128646A Granted JPS61286121A (ja) | 1985-06-13 | 1985-06-13 | 樹脂製ダクトの製造方法 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS61286121A (enrdf_load_html_response) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100402445B1 (ko) * | 2000-11-21 | 2003-10-22 | 윤용진 | 헬멧의 제작방법 |
-
1985
- 1985-06-13 JP JP60128646A patent/JPS61286121A/ja active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61286121A (ja) | 1986-12-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |