JPH01122918U - - Google Patents
Info
- Publication number
- JPH01122918U JPH01122918U JP1886188U JP1886188U JPH01122918U JP H01122918 U JPH01122918 U JP H01122918U JP 1886188 U JP1886188 U JP 1886188U JP 1886188 U JP1886188 U JP 1886188U JP H01122918 U JPH01122918 U JP H01122918U
- Authority
- JP
- Japan
- Prior art keywords
- layer
- circular die
- core
- synthetic resin
- circular
- 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.)
- Pending
Links
- 239000000463 material Substances 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 2
- 239000010410 layer Substances 0.000 claims 3
- 239000002356 single layer Substances 0.000 claims 2
- 229920003002 synthetic resin Polymers 0.000 claims 2
- 239000000057 synthetic resin Substances 0.000 claims 2
- 239000011800 void material Substances 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1886188U JPH01122918U (fr) | 1988-02-16 | 1988-02-16 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1886188U JPH01122918U (fr) | 1988-02-16 | 1988-02-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01122918U true JPH01122918U (fr) | 1989-08-21 |
Family
ID=31233873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1886188U Pending JPH01122918U (fr) | 1988-02-16 | 1988-02-16 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01122918U (fr) |
-
1988
- 1988-02-16 JP JP1886188U patent/JPH01122918U/ja active Pending
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