JPH0723223Y2 - ガス圧入成形用金型 - Google Patents
ガス圧入成形用金型Info
- Publication number
- JPH0723223Y2 JPH0723223Y2 JP368190U JP368190U JPH0723223Y2 JP H0723223 Y2 JPH0723223 Y2 JP H0723223Y2 JP 368190 U JP368190 U JP 368190U JP 368190 U JP368190 U JP 368190U JP H0723223 Y2 JPH0723223 Y2 JP H0723223Y2
- Authority
- JP
- Japan
- Prior art keywords
- gas
- molded product
- mold
- wall
- flow path
- 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
- 238000002347 injection Methods 0.000 claims description 24
- 239000007924 injection Substances 0.000 claims description 24
- 238000000465 moulding Methods 0.000 claims description 6
- 239000007789 gas Substances 0.000 description 89
- 229920005989 resin Polymers 0.000 description 16
- 239000011347 resin Substances 0.000 description 16
- 238000001746 injection moulding Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 229920003002 synthetic resin Polymers 0.000 description 5
- 239000000057 synthetic resin Substances 0.000 description 5
- 238000001816 cooling Methods 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 3
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000000052 comparative effect Effects 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 238000009835 boiling Methods 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- -1 polypropylene Polymers 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP368190U JPH0723223Y2 (ja) | 1990-01-18 | 1990-01-18 | ガス圧入成形用金型 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP368190U JPH0723223Y2 (ja) | 1990-01-18 | 1990-01-18 | ガス圧入成形用金型 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0395217U JPH0395217U (en]) | 1991-09-27 |
| JPH0723223Y2 true JPH0723223Y2 (ja) | 1995-05-31 |
Family
ID=31507488
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP368190U Expired - Lifetime JPH0723223Y2 (ja) | 1990-01-18 | 1990-01-18 | ガス圧入成形用金型 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0723223Y2 (en]) |
-
1990
- 1990-01-18 JP JP368190U patent/JPH0723223Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0395217U (en]) | 1991-09-27 |
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