DE68909849D1 - Spritzgiessverfahren mit Anwendung eines Überdrucks. - Google Patents
Spritzgiessverfahren mit Anwendung eines Überdrucks.Info
- Publication number
- DE68909849D1 DE68909849D1 DE89306183T DE68909849T DE68909849D1 DE 68909849 D1 DE68909849 D1 DE 68909849D1 DE 89306183 T DE89306183 T DE 89306183T DE 68909849 T DE68909849 T DE 68909849T DE 68909849 D1 DE68909849 D1 DE 68909849D1
- Authority
- DE
- Germany
- Prior art keywords
- overpressure
- injection molding
- molding process
- injection
- molding
- 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 - Fee Related
Links
- 238000001746 injection moulding 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
- B29C45/26—Moulds
- B29C45/34—Moulds having venting means
-
- 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
-
- 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
- B29C45/263—Moulds with mould wall parts provided with fine grooves or impressions, e.g. for record discs
-
- 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
- B29C45/561—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
- B29C45/46—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
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2011/00—Optical elements, e.g. lenses, prisms
- B29L2011/0016—Lenses
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Injection Moulding 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 |
---|---|---|---|
JP63152981A JP2872247B2 (ja) | 1988-06-21 | 1988-06-21 | パルス射出圧縮成形法 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE68909849D1 true DE68909849D1 (de) | 1993-11-18 |
DE68909849T2 DE68909849T2 (de) | 1994-02-10 |
Family
ID=15552354
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE89306183T Expired - Fee Related DE68909849T2 (de) | 1988-06-21 | 1989-06-19 | Spritzgiessverfahren mit Anwendung eines Überdrucks. |
Country Status (4)
Country | Link |
---|---|
US (1) | US5059370A (de) |
EP (1) | EP0348129B1 (de) |
JP (1) | JP2872247B2 (de) |
DE (1) | DE68909849T2 (de) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5244606A (en) * | 1992-06-08 | 1993-09-14 | Galic Maus Ventures | Faster cycling method and apparatus for optical disk removal from injection mold |
US5248467A (en) * | 1992-07-27 | 1993-09-28 | Cushman William B | Injection of molding material into molds that may contain cores and/or fibers |
US5595692A (en) * | 1994-09-13 | 1997-01-21 | United Technologies Corporation | Method of repairing resin impregnated articles |
JPH09201839A (ja) * | 1996-01-24 | 1997-08-05 | Meiki Co Ltd | コンプレッション成形方法およびコンプレッション成形機 |
DE19651879C2 (de) * | 1996-12-13 | 1999-04-08 | Karl Hehl | Verfahren zur Aufbringung des Nachdrucks bei der Herstellung von Spritzlingen |
ATE224800T1 (de) * | 1997-07-07 | 2002-10-15 | Toyo Machinery & Metal | Elektrisch betätigte spritzgiessmaschine und spritzgiessverfahren unter verwendung der geeigneten maschine |
US6440335B1 (en) | 1998-12-30 | 2002-08-27 | Sola International, Inc. | Process for molding thermoplastic lenses and, steeply curved and/or thin lenses produced thereby |
US6284162B1 (en) | 1999-03-25 | 2001-09-04 | Sola International, Inc. | Molding method for manufacturing thin thermoplastic lenses |
NL1012107C2 (nl) * | 1999-05-19 | 2000-11-23 | Axxicon Moulds Eindhoven Bv | Werkwijze en inrichting voor het spuitgieten van voorwerpen. |
US6537470B1 (en) | 2000-09-01 | 2003-03-25 | Honeywell International Inc. | Rapid densification of porous bodies (preforms) with high viscosity resins or pitches using a resin transfer molding process |
US7096566B2 (en) * | 2001-01-09 | 2006-08-29 | Black & Decker Inc. | Method for making an encapsulated coil structure |
US7814641B2 (en) | 2001-01-09 | 2010-10-19 | Black & Decker Inc. | Method of forming a power tool |
JP3785393B2 (ja) * | 2002-10-23 | 2006-06-14 | 東芝機械株式会社 | 射出成形機の型締め工程における異常検知方法 |
US6939490B2 (en) | 2002-12-11 | 2005-09-06 | Honeywell International Inc. | Process for unidirectional infiltration of preform with molten resin or pitch |
US7025913B2 (en) | 2003-04-04 | 2006-04-11 | Honeywell International Inc. | Delivery of pitch/thermoplastic/thermoset resins in RTM systems |
US20050184413A1 (en) * | 2004-02-20 | 2005-08-25 | Forest Mark L.L. | Versatile mold flow capability in the infiltration of porous carbon preforms with pitch/thermoplastic/thermoset resins |
DE602004015240D1 (de) | 2004-02-27 | 2008-09-04 | Insa Inst Nat Des Sciences App | Verfahren und Vorrichtung zur Herstellung von einer optischen Linse |
DE102006018132B4 (de) * | 2006-04-19 | 2010-07-15 | Ros Gmbh & Co. Kg | Verfahren und Vorrichtung zum Herstellen eines Duroplastformteils |
US7766942B2 (en) * | 2006-08-31 | 2010-08-03 | Warsaw Orthopedic, Inc. | Polymer rods for spinal applications |
US7908736B2 (en) * | 2007-11-21 | 2011-03-22 | Black & Decker Inc. | Method of making an armature |
DE102017213358A1 (de) * | 2017-08-02 | 2019-02-07 | Zumtobel Lighting Gmbh | Verfahren zur Herstellung von Kunststoffteilen |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3989436A (en) * | 1975-12-18 | 1976-11-02 | Rca Corporation | Apparatus for producing injection molded and centrally apertured disc records |
SE415464B (sv) * | 1978-09-29 | 1980-10-06 | Josef Kubat | Tryckalstringsanordning vid formsprutning och anvendning derav |
DE3279339D1 (en) * | 1982-05-09 | 1989-02-16 | Technoplas Inc | Injection molding method and apparatus |
JPS608021A (ja) * | 1983-06-28 | 1985-01-16 | Tekunopurasu:Kk | 圧縮成形方法 |
JPH0657992B2 (ja) * | 1985-08-14 | 1994-08-03 | 高周波熱錬株式会社 | 鉄筋コンクリート柱・梁の剪断補強筋配筋構造 |
AT384772B (de) * | 1986-03-17 | 1988-01-11 | Cincinnati Milacron Austria | Verfahren zum herstellen von spritzgussteilen |
JPH0675888B2 (ja) * | 1986-11-28 | 1994-09-28 | ソニー株式会社 | デイスクの射出成形方法 |
-
1988
- 1988-06-21 JP JP63152981A patent/JP2872247B2/ja not_active Expired - Fee Related
-
1989
- 1989-06-19 EP EP89306183A patent/EP0348129B1/de not_active Expired - Lifetime
- 1989-06-19 DE DE89306183T patent/DE68909849T2/de not_active Expired - Fee Related
- 1989-06-20 US US07/370,749 patent/US5059370A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0348129B1 (de) | 1993-10-13 |
DE68909849T2 (de) | 1994-02-10 |
JPH01320125A (ja) | 1989-12-26 |
US5059370A (en) | 1991-10-22 |
EP0348129A3 (de) | 1991-05-22 |
EP0348129A2 (de) | 1989-12-27 |
JP2872247B2 (ja) | 1999-03-17 |
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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: SMT INC., YOKOHAMA, KANAGAWA, JP |
|
8381 | Inventor (new situation) |
Inventor name: KOJIMA, HISASHI, TOKIO/TOKYO, JP |
|
8339 | Ceased/non-payment of the annual fee |