DE3374924D1 - Stabilised core injection molding - Google Patents

Stabilised core injection molding

Info

Publication number
DE3374924D1
DE3374924D1 DE8383303843T DE3374924T DE3374924D1 DE 3374924 D1 DE3374924 D1 DE 3374924D1 DE 8383303843 T DE8383303843 T DE 8383303843T DE 3374924 T DE3374924 T DE 3374924T DE 3374924 D1 DE3374924 D1 DE 3374924D1
Authority
DE
Germany
Prior art keywords
cooling cavity
plastics material
injecting
injected
core section
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
Application number
DE8383303843T
Other languages
German (de)
English (en)
Inventor
Jens Ole Sorensen
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Regatta Ltd
Original Assignee
Individual
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of DE3374924D1 publication Critical patent/DE3374924D1/de
Expired legal-status Critical Current

Links

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
    • B29C45/26—Moulds
    • B29C45/36—Moulds having means for locating or centering cores
    • 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
    • B29C45/16—Making multilayered or multicoloured 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
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/56—Means for plasticising or homogenising the moulding material or forcing it into the mould using mould parts movable during or after injection, e.g. injection-compression moulding
    • 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
    • B29C45/36—Moulds having means for locating or centering cores
    • B29C2045/363—Moulds having means for locating or centering cores using a movable core or core part

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Application Of Or Painting With Fluid Materials (AREA)
  • Coating By Spraying Or Casting (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)
DE8383303843T 1982-07-29 1983-07-01 Stabilised core injection molding Expired DE3374924D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8221909 1982-07-29

Publications (1)

Publication Number Publication Date
DE3374924D1 true DE3374924D1 (en) 1988-01-28

Family

ID=10531982

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383303843T Expired DE3374924D1 (en) 1982-07-29 1983-07-01 Stabilised core injection molding

Country Status (7)

Country Link
US (1) US4508676A (forum.php)
EP (1) EP0100603B1 (forum.php)
JP (1) JPS5976230A (forum.php)
AT (1) ATE31395T1 (forum.php)
CA (1) CA1234466A (forum.php)
DE (1) DE3374924D1 (forum.php)
DK (1) DK166532B1 (forum.php)

Families Citing this family (29)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NZ215120A (en) * 1985-02-19 1986-12-05 J F Scammell Injection moulded paste dispenser with integral cap:die core initially held central by retractable spigot
US4789326A (en) * 1987-01-28 1988-12-06 Acebo Company Stabilized-core injection molding of hollow thin-walled plastic products
US4844405A (en) * 1987-01-26 1989-07-04 Acebo Company Injection molding of thin-walled plastic products
US4935188A (en) * 1987-01-28 1990-06-19 Acebo Company Stabilized-core injection molding of hollow thin-walled plastic products
US4935184A (en) * 1988-02-05 1990-06-19 Primtec Stabilized injection molding when using a common mold part with separate complimentary mold parts
US4867672A (en) * 1988-06-02 1989-09-19 Primtec Reduction of required mold-cavity clamping force and control of injection-molded product wall thickness
US5174941A (en) * 1988-06-02 1992-12-29 Primtec Injection-molding product wall-thickness control methods
JP2755457B2 (ja) * 1988-06-02 1998-05-20 オーリー ソーレンセン，ジェンス プラスチック製品の壁厚制御方法並びに中空プラスチック製品の射出成形方法およびシステム並びに中空プラスチック製品のサイクル的射出成形方法
US5049344A (en) * 1988-06-02 1991-09-17 Primtec Method for reducing required mold-cavity clamping force and controlling injection-molded-product wall thickness
US5288451A (en) * 1988-07-18 1994-02-22 Husky Injection Molding Systems Ltd. Process and apparatus for direct gating injection molding
US4959005A (en) * 1989-02-23 1990-09-25 Primtec Self-aligning mold for injection molding of hollow plastic products
US5008064A (en) * 1989-06-05 1991-04-16 Primtec Injection-molding dimension-control and clamp-reduction
US5149482A (en) * 1989-06-05 1992-09-22 Primtec Injection-molding dimension-control and clamp-reduction
US5262112A (en) * 1989-06-05 1993-11-16 Primtec Dimension-control and clamp reduction during injection molding of laminated products
JPH0816709B2 (ja) 1990-05-25 1996-02-21 株式会社日立製作所 燃料集合体，チヤンネルボツクス，チヤンネルボツクスの製造方法及び原子炉の炉心
US5313506A (en) * 1992-03-25 1994-05-17 General Electric Company Reduced pressure drop ferrule spacer
US5750062A (en) * 1992-10-02 1998-05-12 Trw Inc. Method of manufacturing an air bag cover
DE69615091T2 (de) 1995-06-16 2002-06-20 Toyoda Gosei Co., Ltd. Innenverkleidungsteil für ein Kraftfahrzeug mit einem Luftsack und Herstellungsverfahren dafür
JP3947617B2 (ja) 1998-04-16 2007-07-25 ポップリベット・ファスナー株式会社 防振保持具
US6749788B1 (en) 2000-10-26 2004-06-15 The Gillette Company Method and apparatus for making a shaving razor handle
CA2718060C (en) * 2008-03-05 2015-08-04 Becton, Dickinson & Company Co-molded pierceable stopper and method for making same
WO2010036387A2 (en) 2008-03-05 2010-04-01 Becton, Dickinson And Company Capillary action collection device and container assembly
CN104588140B (zh) 2008-07-21 2016-06-29 贝克顿·迪金森公司 密度相分离装置
ES2390171T3 (es) 2008-07-21 2012-11-07 Becton, Dickinson And Company Dispositivo de separación de fases de densidad
EP2644274B1 (en) 2008-07-21 2015-05-20 Becton Dickinson and Company Density phase separation device
EP2921233B1 (en) 2009-05-15 2019-10-16 Becton, Dickinson and Company Density phase separation device
US8460620B2 (en) 2010-12-03 2013-06-11 Becton, Dickinson And Company Specimen collection container assembly
US9694359B2 (en) 2014-11-13 2017-07-04 Becton, Dickinson And Company Mechanical separator for a biological fluid
NL2014880B1 (nl) * 2015-05-28 2016-12-30 Naber Beheer B V Werkwijze voor het vervaardigen van een plastic product zoals een bloemenemmer.

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR962726A (forum.php) * 1950-06-19
CH451494A (de) * 1966-07-15 1968-05-15 Segmueller Ag Verfahren zur Herstellung von becher- oder hülsenförmigen Behältern aus thermoplastischen Kunststoffen durch Spritzgiessen
US3829548A (en) * 1971-12-30 1974-08-13 Illinois Tool Works Injection molding process
US3917789A (en) * 1973-02-20 1975-11-04 Raymond A Heisler Method for molding a plastic container having a molded handle pivotally retained by an integrally formed attachment
JPS5298770A (en) * 1976-02-16 1977-08-18 Yoshino Kogyosho Co Ltd Method of molding tubular blank for preventing irregular thickness of fuselage of product* mold therefor and product produced thereby
US4125246A (en) * 1976-11-05 1978-11-14 Holdt J W Von Pivot assembly mold apparatus
GB2028213B (en) * 1978-08-25 1982-09-22 Wells & Hingley Reducing deflection of cores during injection moulding
US4289468A (en) * 1979-04-27 1981-09-15 Holdt J W Von Hydrostatic mold gate
US4289473A (en) * 1980-01-04 1981-09-15 Holdt J W Von Mold gate permitting the introduction of stiff molding compound into a mold chamber
US4381275A (en) * 1981-01-30 1983-04-26 Trade Finance International Stabilized core injection molding of plastic

Also Published As

Publication number Publication date
EP0100603B1 (en) 1987-12-16
DK346383D0 (da) 1983-07-28
ATE31395T1 (de) 1988-01-15
CA1234466A (en) 1988-03-29
JPH0148844B2 (forum.php) 1989-10-20
DK346383A (da) 1984-01-30
DK166532B1 (da) 1993-06-07
JPS5976230A (ja) 1984-05-01
EP0100603A1 (en) 1984-02-15
US4508676A (en) 1985-04-02

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: REGATTA LTD., GEORGETOWN, CAYMAN ISLANDS, KY

8381 Inventor (new situation)

Inventor name: SORENSEN, JENS OLE, RANCHO SANTA FE., CALIF., US