NO751708L - - Google Patents
Info
- Publication number
- NO751708L NO751708L NO751708A NO751708A NO751708L NO 751708 L NO751708 L NO 751708L NO 751708 A NO751708 A NO 751708A NO 751708 A NO751708 A NO 751708A NO 751708 L NO751708 L NO 751708L
- Authority
- NO
- Norway
- Prior art keywords
- pipe
- protrusions
- knife
- specified
- tube
- Prior art date
Links
- 238000005520 cutting process Methods 0.000 claims description 45
- 239000004033 plastic Substances 0.000 claims description 33
- 229920003023 plastic Polymers 0.000 claims description 33
- 238000007789 sealing Methods 0.000 claims description 19
- 238000004519 manufacturing process Methods 0.000 claims description 15
- 239000011159 matrix material Substances 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 238000007493 shaping process Methods 0.000 claims description 7
- 235000013601 eggs Nutrition 0.000 claims description 6
- 229920001169 thermoplastic Polymers 0.000 claims description 6
- 229920000114 Corrugated plastic Polymers 0.000 claims description 4
- 239000004416 thermosoftening plastic Substances 0.000 claims description 4
- 238000001125 extrusion Methods 0.000 claims description 2
- 210000003127 knee Anatomy 0.000 claims 1
- 239000000463 material Substances 0.000 description 11
- 230000010355 oscillation Effects 0.000 description 4
- 208000000260 Warts Diseases 0.000 description 3
- 201000010153 skin papilloma Diseases 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000004080 punching Methods 0.000 description 2
- 125000006850 spacer group Chemical group 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000003000 extruded plastic Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26F—PERFORATING; PUNCHING; CUTTING-OUT; STAMPING-OUT; SEVERING BY MEANS OTHER THAN CUTTING
- B26F1/00—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor
- B26F1/0015—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor specially adapted for perforating tubes
- B26F1/0053—Perforating; Punching; Cutting-out; Stamping-out; Apparatus therefor specially adapted for perforating tubes by machining, e.g. cutting, grinding, projections on the tube wall
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
- B29C49/0015—Making articles of indefinite length, e.g. corrugated tubes
- B29C49/0021—Making articles of indefinite length, e.g. corrugated tubes using moulds or mould parts movable in a closed path, e.g. mounted on movable endless supports
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2793/00—Shaping techniques involving a cutting or machining operation
- B29C2793/0045—Perforating
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2793/00—Shaping techniques involving a cutting or machining operation
- B29C2793/009—Shaping techniques involving a cutting or machining operation after shaping
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2023/00—Tubular articles
- B29L2023/003—Tubular articles having irregular or rough surfaces
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Manufacturing & Machinery (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2424640A DE2424640C3 (de) | 1974-05-21 | 1974-05-21 | Vorrichtung zum Herstellen von Dränagerohren mit quergewellter Wandung aus Kunststoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| NO751708L true NO751708L (da) | 1975-11-24 |
Family
ID=5916146
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO751708A NO751708L (da) | 1974-05-21 | 1975-05-14 |
Country Status (12)
| Country | Link |
|---|---|
| AT (1) | AT354072B (da) |
| BE (1) | BE829272A (da) |
| CH (1) | CH594491A5 (da) |
| DE (1) | DE2424640C3 (da) |
| DK (1) | DK215975A (da) |
| ES (1) | ES437851A1 (da) |
| FI (1) | FI751476A (da) |
| FR (1) | FR2271913B1 (da) |
| GB (1) | GB1510506A (da) |
| NL (1) | NL7505900A (da) |
| NO (1) | NO751708L (da) |
| SE (1) | SE7505676L (da) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4500284A (en) * | 1983-09-16 | 1985-02-19 | Lupke Manfred Arno Alfred | Forming single wall bells in double wall pipe |
| GB8613233D0 (en) * | 1986-05-30 | 1986-07-02 | Angus Fire Armour Ltd | Hoses |
| DE102017128805A1 (de) * | 2017-12-05 | 2019-06-06 | Dr. Ing. H.C. F. Porsche Aktiengesellschaft | Verfahren und Vorrichtung zur Herstellung eines Wellrohres |
-
1974
- 1974-05-21 DE DE2424640A patent/DE2424640C3/de not_active Expired
-
1975
- 1975-05-14 NO NO751708A patent/NO751708L/no unknown
- 1975-05-16 DK DK215975A patent/DK215975A/da unknown
- 1975-05-16 SE SE7505676A patent/SE7505676L/xx unknown
- 1975-05-20 NL NL7505900A patent/NL7505900A/xx not_active Application Discontinuation
- 1975-05-20 FR FR7515653A patent/FR2271913B1/fr not_active Expired
- 1975-05-20 FI FI751476A patent/FI751476A/fi not_active Application Discontinuation
- 1975-05-20 CH CH644675A patent/CH594491A5/xx not_active IP Right Cessation
- 1975-05-20 AT AT379075A patent/AT354072B/de not_active IP Right Cessation
- 1975-05-20 BE BE156520A patent/BE829272A/xx unknown
- 1975-05-20 GB GB21675/75A patent/GB1510506A/en not_active Expired
- 1975-05-21 ES ES437851A patent/ES437851A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| DE2424640A1 (de) | 1975-12-04 |
| DE2424640B2 (de) | 1979-02-08 |
| BE829272A (fr) | 1975-09-15 |
| ES437851A1 (es) | 1977-01-01 |
| GB1510506A (en) | 1978-05-10 |
| FR2271913B1 (da) | 1978-10-13 |
| DE2424640C3 (de) | 1979-09-27 |
| AT354072B (de) | 1979-12-27 |
| FI751476A (da) | 1975-11-22 |
| NL7505900A (nl) | 1975-11-25 |
| SE7505676L (sv) | 1975-11-24 |
| FR2271913A1 (da) | 1975-12-19 |
| CH594491A5 (da) | 1978-01-13 |
| DK215975A (da) | 1975-11-22 |
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