CA1096116A - Appareil et methode de fabrication de tubes thermoplastiques ondules - Google Patents
Appareil et methode de fabrication de tubes thermoplastiques ondulesInfo
- Publication number
- CA1096116A CA1096116A CA315,660A CA315660A CA1096116A CA 1096116 A CA1096116 A CA 1096116A CA 315660 A CA315660 A CA 315660A CA 1096116 A CA1096116 A CA 1096116A
- Authority
- CA
- Canada
- Prior art keywords
- zone
- tube
- mold
- tunnel
- sealing arrangement
- 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
Links
- 229920001169 thermoplastic Polymers 0.000 title claims abstract description 9
- 239000004416 thermosoftening plastic Substances 0.000 title claims abstract description 9
- 238000000034 method Methods 0.000 title claims description 10
- 238000007789 sealing Methods 0.000 claims abstract description 45
- 239000012815 thermoplastic material Substances 0.000 claims abstract description 32
- 238000001125 extrusion Methods 0.000 claims abstract description 22
- 230000000712 assembly Effects 0.000 claims description 11
- 238000000429 assembly Methods 0.000 claims description 11
- 239000000463 material Substances 0.000 claims description 7
- 230000000295 complement effect Effects 0.000 claims description 5
- 230000002093 peripheral effect Effects 0.000 claims description 4
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000001816 cooling Methods 0.000 description 9
- 239000012809 cooling fluid Substances 0.000 description 2
- -1 for example Substances 0.000 description 2
- 229920002379 silicone rubber Polymers 0.000 description 2
- 239000004743 Polypropylene Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007654 immersion Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229920001155 polypropylene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA315,660A CA1096116A (fr) | 1978-10-31 | 1978-10-31 | Appareil et methode de fabrication de tubes thermoplastiques ondules |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CA315,660A CA1096116A (fr) | 1978-10-31 | 1978-10-31 | Appareil et methode de fabrication de tubes thermoplastiques ondules |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1096116A true CA1096116A (fr) | 1981-02-24 |
Family
ID=4112860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA315,660A Expired CA1096116A (fr) | 1978-10-31 | 1978-10-31 | Appareil et methode de fabrication de tubes thermoplastiques ondules |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA1096116A (fr) |
-
1978
- 1978-10-31 CA CA315,660A patent/CA1096116A/fr not_active Expired
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEX | Expiry |