IT1175072B - Dispositivo di iniezione in forma e procedimento per la formatura a iniezione di parti in materiale plastico - Google Patents
Dispositivo di iniezione in forma e procedimento per la formatura a iniezione di parti in materiale plasticoInfo
- Publication number
- IT1175072B IT1175072B IT83353/83A IT8335383A IT1175072B IT 1175072 B IT1175072 B IT 1175072B IT 83353/83 A IT83353/83 A IT 83353/83A IT 8335383 A IT8335383 A IT 8335383A IT 1175072 B IT1175072 B IT 1175072B
- Authority
- IT
- Italy
- Prior art keywords
- injection
- procedure
- shape
- plastic parts
- injection device
- Prior art date
Links
- 238000002347 injection Methods 0.000 title 2
- 239000007924 injection Substances 0.000 title 2
- 238000000034 method Methods 0.000 title 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
- 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
- B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
- B29C45/57—Exerting after-pressure on the moulding material
-
- 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/2758—Means for preventing drooling by decompression of the moulding material
-
- 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/28—Closure devices therefor
- B29C45/2806—Closure devices therefor consisting of needle valve systems
-
- 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
- B29C45/26—Moulds
- B29C45/27—Sprue channels ; Runner channels or runner nozzles
- B29C45/28—Closure devices therefor
- B29C45/2806—Closure devices therefor consisting of needle valve systems
- B29C45/281—Drive means therefor
- B29C2045/2813—Common drive means for several needle valves
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US36004882A | 1982-03-19 | 1982-03-19 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8383353A0 IT8383353A0 (it) | 1983-03-17 |
IT1175072B true IT1175072B (it) | 1987-07-01 |
Family
ID=23416382
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT83353/83A IT1175072B (it) | 1982-03-19 | 1983-03-17 | Dispositivo di iniezione in forma e procedimento per la formatura a iniezione di parti in materiale plastico |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS58171929A (it) |
AU (1) | AU1266083A (it) |
CA (1) | CA1202459A (it) |
DE (1) | DE3307586A1 (it) |
FR (1) | FR2523506A1 (it) |
GB (1) | GB2116903B (it) |
IT (1) | IT1175072B (it) |
Families Citing this family (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2172240B (en) * | 1985-03-01 | 1989-06-21 | Malcolm Terence Barrett | Improvements relating to injection moulding |
IT8553277V0 (it) * | 1985-04-19 | 1985-04-19 | Sandretto Ind | Dispositivo di iniezione per materiali plastici |
DE3516179A1 (de) * | 1985-05-06 | 1986-11-06 | Krupp Kautex Maschinenbau GmbH, 5300 Bonn | Verfahren und vorrichtung zum herstellen von gegenstaenden aus thermoplastischem kunststoff durch spritzgiessen |
BR8907118A (pt) * | 1988-10-13 | 1991-02-05 | Seiki Corp Co Ltd | Processo e aparelho para moldagem por injecao |
EP0489911B1 (en) * | 1989-10-12 | 1995-10-11 | Seiki Corporation | Improved pressure-holding chamber type injection molding process and apparatus |
DE4221423C2 (de) * | 1992-06-30 | 2002-06-20 | Sig Corpoplast Gmbh & Co Kg | Verfahren und Vorrichtung zum Herstellen von Gegenständen aus thermoplastischem Kunststoff durch Spritzgießen |
DE4224196C3 (de) * | 1992-07-17 | 1997-10-09 | Mannesmann Ag | Vorrichtung zum Nachdrücken von Spritzgießmassen |
NL9301167A (nl) * | 1993-07-02 | 1995-02-01 | Stork Plastics Machinery Bv | Werkwijze en inrichting voor het spuitgieten van plastic voorwerpen. |
JP5535595B2 (ja) | 2009-11-25 | 2014-07-02 | 日精エー・エス・ビー機械株式会社 | 射出装置及び樹脂の射出方法 |
EP3328325B1 (en) | 2015-07-27 | 2022-11-23 | Ossur Iceland EHF | Knitted interface |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1114795A (fr) * | 1953-12-07 | 1956-04-17 | Stokes Machine Co | Presse et procédé pour moulage par injection de matière thermoplastique ou applications similaires |
GB888448A (en) * | 1960-02-08 | 1962-01-31 | R H Windsor Ltd | Improvements in injection moulding machines |
GB1454513A (en) * | 1973-04-14 | 1976-11-03 | Gkn Group Services Ltd | Production of bodies from synthetic plastics material |
FR2325490A1 (fr) * | 1975-09-26 | 1977-04-22 | Creusot Loire | Dispositif de maintien de pression pour une machine de moulage par injection de matiere plastique et procede de moulage par injection correspondant |
NO753485L (it) * | 1975-10-31 | 1976-05-03 | Bone Cravens Ltd | |
EP0077847A1 (de) * | 1981-10-28 | 1983-05-04 | Rolf Ditter | Spritzgiesseinrichtung für Spritzgiessmaschinen und/oder Spritzgiesswerkzeuge |
-
1983
- 1983-03-03 DE DE19833307586 patent/DE3307586A1/de not_active Withdrawn
- 1983-03-11 CA CA000423418A patent/CA1202459A/en not_active Expired
- 1983-03-17 GB GB08307468A patent/GB2116903B/en not_active Expired
- 1983-03-17 JP JP58045254A patent/JPS58171929A/ja active Pending
- 1983-03-17 IT IT83353/83A patent/IT1175072B/it active
- 1983-03-18 AU AU12660/83A patent/AU1266083A/en not_active Abandoned
- 1983-03-18 FR FR8304443A patent/FR2523506A1/fr active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS58171929A (ja) | 1983-10-08 |
GB2116903A (en) | 1983-10-05 |
CA1202459A (en) | 1986-04-01 |
AU1266083A (en) | 1983-09-22 |
GB8307468D0 (en) | 1983-04-27 |
GB2116903B (en) | 1986-01-08 |
IT8383353A0 (it) | 1983-03-17 |
DE3307586A1 (de) | 1983-09-29 |
FR2523506A1 (fr) | 1983-09-23 |
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