SE432220B - Plasthus med inatriktade utsprang samt sprutgjutform for dess framstellning - Google Patents
Plasthus med inatriktade utsprang samt sprutgjutform for dess framstellningInfo
- Publication number
- SE432220B SE432220B SE8102371A SE8102371A SE432220B SE 432220 B SE432220 B SE 432220B SE 8102371 A SE8102371 A SE 8102371A SE 8102371 A SE8102371 A SE 8102371A SE 432220 B SE432220 B SE 432220B
- Authority
- SE
- Sweden
- Prior art keywords
- projection
- housing
- projections
- wall
- mold core
- Prior art date
Links
- 238000002347 injection Methods 0.000 title claims 4
- 239000007924 injection Substances 0.000 title claims 4
- 239000004033 plastic Substances 0.000 claims description 25
- 229920003023 plastic Polymers 0.000 claims description 25
- 239000000463 material Substances 0.000 claims description 9
- 239000004952 Polyamide Substances 0.000 claims description 4
- 238000007373 indentation Methods 0.000 claims description 4
- 229920002647 polyamide Polymers 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 238000001746 injection moulding Methods 0.000 claims description 3
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000001143 conditioned effect Effects 0.000 claims 1
- 238000010276 construction Methods 0.000 claims 1
- 230000005489 elastic deformation Effects 0.000 claims 1
- 238000000034 method Methods 0.000 description 13
- 238000002425 crystallisation Methods 0.000 description 3
- 230000008025 crystallization Effects 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000004677 Nylon Substances 0.000 description 2
- 229920001778 nylon Polymers 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
- 238000007711 solidification Methods 0.000 description 1
- 230000008023 solidification Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
- B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
- B29C37/0003—Discharging moulded articles from the mould
- B29C37/0014—Discharging moulded articles from the mould by flexibly or permanently deforming undercut portions of the articles
-
- 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
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/40—Removing or ejecting moulded articles
- B29C45/44—Removing or ejecting moulded articles for undercut articles
- B29C45/4407—Removing or ejecting moulded articles for undercut articles by flexible movement of undercut portions of the articles
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE3014349 | 1980-04-15 | ||
| DE19803017086 DE3017086C2 (de) | 1980-05-03 | 1980-05-03 | Durch Spritzgießen in einer Spritzgießform mit ungeteiltem Formkern herstellbares Gehäuse aus Kunststoff und Spritzgießform zum Herstellen des Gehäuses |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE8102371L SE8102371L (sv) | 1981-10-16 |
| SE432220B true SE432220B (sv) | 1984-03-26 |
Family
ID=25784963
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE8102371A SE432220B (sv) | 1980-04-15 | 1981-04-13 | Plasthus med inatriktade utsprang samt sprutgjutform for dess framstellning |
Country Status (4)
| Country | Link |
|---|---|
| FR (1) | FR2481997A1 (it) |
| GB (1) | GB2073650B (it) |
| IT (1) | IT1143546B (it) |
| SE (1) | SE432220B (it) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2591526B1 (fr) * | 1985-12-18 | 1988-04-22 | Freda Tullio | Procede de fabrication d'objets creux en matiere deformable elastiquement et presentant une paroi en contre-depouille et objets obtenus par ledit procede |
| CA1310283C (en) * | 1987-08-04 | 1992-11-17 | John Petty | Corrugated pipe connector |
| GB0921694D0 (en) * | 2009-12-11 | 2010-01-27 | Spd Swiss Prec Diagnostics Gmb | Improvements in or relating to moulded articles |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AT202341B (de) * | 1957-11-13 | 1959-03-10 | Walter Weber | Spritzgußform |
| FR2261937B1 (it) * | 1974-02-21 | 1979-05-25 | Captocap Ltd | |
| US4155698A (en) * | 1975-04-08 | 1979-05-22 | Albert Obrist Ag | Method and apparatus for injection molding of plastic closures |
| IT1166774B (it) * | 1978-05-26 | 1987-05-06 | Plastivit Sa | Tappo di materiale plastico ed attrezzo per la sua formatura per iniezione |
-
1981
- 1981-03-31 GB GB8110060A patent/GB2073650B/en not_active Expired
- 1981-04-13 SE SE8102371A patent/SE432220B/sv not_active IP Right Cessation
- 1981-04-13 IT IT67508/81A patent/IT1143546B/it active
- 1981-04-15 FR FR8107532A patent/FR2481997A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| SE8102371L (sv) | 1981-10-16 |
| GB2073650B (en) | 1983-06-08 |
| IT8167508A0 (it) | 1981-04-13 |
| GB2073650A (en) | 1981-10-21 |
| FR2481997B1 (it) | 1984-12-28 |
| IT1143546B (it) | 1986-10-22 |
| FR2481997A1 (fr) | 1981-11-13 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| NUG | Patent has lapsed |
Ref document number: 8102371-5 Effective date: 19921108 Format of ref document f/p: F |