GB1563324A - Apparatus for moulding articles from foamable plastics material - Google Patents
Apparatus for moulding articles from foamable plastics material Download PDFInfo
- Publication number
- GB1563324A GB1563324A GB41733/76A GB4173376A GB1563324A GB 1563324 A GB1563324 A GB 1563324A GB 41733/76 A GB41733/76 A GB 41733/76A GB 4173376 A GB4173376 A GB 4173376A GB 1563324 A GB1563324 A GB 1563324A
- Authority
- GB
- United Kingdom
- Prior art keywords
- steam
- mould
- cavity
- chamber
- wall
- 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
- 238000000465 moulding Methods 0.000 title claims abstract description 12
- 239000000463 material Substances 0.000 title claims description 37
- 239000004033 plastic Substances 0.000 title claims description 10
- 229920003023 plastic Polymers 0.000 title claims description 10
- 238000001816 cooling Methods 0.000 claims abstract description 18
- 238000010438 heat treatment Methods 0.000 claims description 18
- 230000002093 peripheral effect Effects 0.000 claims description 10
- 239000002245 particle Substances 0.000 claims description 6
- 230000009471 action Effects 0.000 claims description 4
- 238000007789 sealing Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 238000009826 distribution Methods 0.000 abstract description 6
- 238000005187 foaming Methods 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 3
- 239000008187 granular material Substances 0.000 abstract description 3
- 238000000034 method Methods 0.000 abstract description 3
- 229920000426 Microplastic Polymers 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 2
- 229920001169 thermoplastic Polymers 0.000 description 2
- 239000004416 thermosoftening plastic Substances 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- 238000007664 blowing Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000005429 filling process Methods 0.000 description 1
- 239000006260 foam Substances 0.000 description 1
- 238000010097 foam moulding Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 230000008719 thickening Effects 0.000 description 1
- 238000003466 welding Methods 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/36—Feeding the material to be shaped
- B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
- B29C44/44—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form
- B29C44/445—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length in solid form in the form of expandable granules, particles or beads
-
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/3415—Heating or cooling
- B29C44/3426—Heating by introducing steam in the mould
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19752544714 DE2544714A1 (de) | 1975-10-07 | 1975-10-07 | Vorrichtung zum herstellen von formlingen aus aufschaeumbarem thermoplastischen kunststoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1563324A true GB1563324A (en) | 1980-03-26 |
Family
ID=5958453
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB41733/76A Expired GB1563324A (en) | 1975-10-07 | 1976-10-07 | Apparatus for moulding articles from foamable plastics material |
Country Status (5)
| Country | Link |
|---|---|
| CH (1) | CH619396A5 (enExample) |
| DE (1) | DE2544714A1 (enExample) |
| DK (1) | DK447776A (enExample) |
| FR (1) | FR2327067A1 (enExample) |
| GB (1) | GB1563324A (enExample) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2177043A (en) * | 1985-05-07 | 1987-01-14 | Costantino Toffoli | Mould assembly for sintering together, pre-foamed polystyrene pellets |
| EP2498967B1 (de) * | 2009-11-13 | 2015-05-06 | SSW PearlFoam GmbH | Vorrichtung zur herstellung von formteilen aus partikelschäumen |
| EP3088153A1 (de) * | 2015-04-27 | 2016-11-02 | Overath GmbH | Formwerkzeug |
| WO2017063728A1 (de) * | 2015-10-13 | 2017-04-20 | Krallmann Kunststoffverarbeitung Gmbh | Vorrichtung und verfahren zur herstellung von aus einem partikelschaum bestehenden formteilen |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CA2036009A1 (en) * | 1990-04-02 | 1991-10-03 | Russell J. Vanrens | Apparatus for molding lost foam pattern sections |
| DE102022114033A1 (de) | 2022-06-02 | 2023-12-07 | Siegfried Hofmann Gmbh | Formwerkzeug zur Verarbeitung eines Partikelschaummaterials zur Herstellung eines Partikelschaumformteils |
-
1975
- 1975-10-07 DE DE19752544714 patent/DE2544714A1/de not_active Withdrawn
-
1976
- 1976-10-05 DK DK447776A patent/DK447776A/da not_active Application Discontinuation
- 1976-10-06 CH CH1263076A patent/CH619396A5/de not_active IP Right Cessation
- 1976-10-07 FR FR7630191A patent/FR2327067A1/fr active Granted
- 1976-10-07 GB GB41733/76A patent/GB1563324A/en not_active Expired
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2177043A (en) * | 1985-05-07 | 1987-01-14 | Costantino Toffoli | Mould assembly for sintering together, pre-foamed polystyrene pellets |
| EP2498967B1 (de) * | 2009-11-13 | 2015-05-06 | SSW PearlFoam GmbH | Vorrichtung zur herstellung von formteilen aus partikelschäumen |
| EP3088153A1 (de) * | 2015-04-27 | 2016-11-02 | Overath GmbH | Formwerkzeug |
| WO2016173970A1 (de) * | 2015-04-27 | 2016-11-03 | Overath Gmbh | Formwerkzeug |
| US20180111294A1 (en) * | 2015-04-27 | 2018-04-26 | Overath Gmbh | Molding tool |
| US10836083B2 (en) | 2015-04-27 | 2020-11-17 | Overath Slm Gmbh | Molding tool |
| WO2017063728A1 (de) * | 2015-10-13 | 2017-04-20 | Krallmann Kunststoffverarbeitung Gmbh | Vorrichtung und verfahren zur herstellung von aus einem partikelschaum bestehenden formteilen |
| JP2018534175A (ja) * | 2015-10-13 | 2018-11-22 | クラルマン クンストシュトッフフェアアルバイトゥング ゲーエムベーハー | 発泡粒子から成る成形品の製造装置および方法 |
| EP3362245B1 (de) | 2015-10-13 | 2020-08-26 | Krallmann Kunststoffverarbeitung GmbH | Vorrichtung und verfahren zur herstellung von aus einem partikelschaum bestehenden formteilen |
Also Published As
| Publication number | Publication date |
|---|---|
| CH619396A5 (en) | 1980-09-30 |
| FR2327067A1 (fr) | 1977-05-06 |
| FR2327067B3 (enExample) | 1980-09-26 |
| DE2544714A1 (de) | 1977-04-21 |
| DK447776A (da) | 1977-04-08 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |