DE3223133C2 - - Google Patents
Info
- Publication number
- DE3223133C2 DE3223133C2 DE19823223133 DE3223133A DE3223133C2 DE 3223133 C2 DE3223133 C2 DE 3223133C2 DE 19823223133 DE19823223133 DE 19823223133 DE 3223133 A DE3223133 A DE 3223133A DE 3223133 C2 DE3223133 C2 DE 3223133C2
- Authority
- DE
- Germany
- 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
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
- B29C45/40—Removing or ejecting moulded articles
- B29C45/43—Removing or ejecting moulded articles using fluid under pressure
-
- 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
- B29C33/00—Moulds or cores; Details thereof or accessories therefor
- B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
- B29C33/46—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles using fluid pressure
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/02—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor of articles of definite length, i.e. discrete 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
- B29C45/26—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
- B29C45/40—Removing or ejecting moulded articles
-
- 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
- B29L2017/00—Carriers for sound or information
- B29L2017/001—Carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records
- B29L2017/003—Records or discs
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- Moulds For Moulding Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
- Injection Moulding Of Plastics Or The Like (AREA)
- Shaping Of Tube Ends By Bending Or Straightening (AREA)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823223133 DE3223133A1 (de) | 1982-06-21 | 1982-06-21 | Entformungseinrichtung fuer eine press- bzw. spritzgussform |
JP10510183A JPS595017A (ja) | 1982-06-21 | 1983-06-14 | プレス成形又は射出成形のための離型装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19823223133 DE3223133A1 (de) | 1982-06-21 | 1982-06-21 | Entformungseinrichtung fuer eine press- bzw. spritzgussform |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3223133A1 DE3223133A1 (de) | 1983-12-22 |
DE3223133C2 true DE3223133C2 ( ) | 1987-03-19 |
Family
ID=6166476
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19823223133 Granted DE3223133A1 (de) | 1982-06-21 | 1982-06-21 | Entformungseinrichtung fuer eine press- bzw. spritzgussform |
Country Status (2)
Country | Link |
---|---|
JP (1) | JPS595017A ( ) |
DE (1) | DE3223133A1 ( ) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2636903B2 (ja) * | 1988-09-30 | 1997-08-06 | 株式会社リコー | 光ディスク基板の射出成形用金型 |
JP2822251B2 (ja) * | 1990-01-31 | 1998-11-11 | ソニー株式会社 | ディスク基板製造装置 |
US5427520A (en) * | 1992-01-31 | 1995-06-27 | Sony Corporation | Mold device for fabricating disc substrate |
US5952018A (en) * | 1998-03-18 | 1999-09-14 | Eastman Kodak Company | Injection mold cavity and method for making the same |
DE102014211917A1 (de) * | 2014-06-23 | 2015-12-24 | Volkswagen Aktiengesellschaft | Einrichtung und Verfahren zum Herstellen einer Kunststoffformhaut |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE1504959B2 (de) * | 1964-03-16 | 1972-03-16 | Schallplattenpresse | |
DE1604468A1 (de) * | 1966-06-01 | 1970-10-29 | Color Fabrik Karlheinz B Kinde | Verfahren zum Ausformen von in teilbaren Formwerkzeugen hergestellten Formkoerpern und Einrichtung zur Durchfuehrung des Verfahrens |
US3660002A (en) * | 1969-09-25 | 1972-05-02 | Peter J Morroni | Apparatus for molding open containers |
DE2336789C3 (de) * | 1973-07-19 | 1979-02-08 | Stapla Hans-Dieter Golde Gmbh & Co Kg, 6365 Rosbach | Verfahren und Werkzeug zur Entformung eines Kerns aus einem hinterschnittenen Kanalprofil aus Kunststoff |
-
1982
- 1982-06-21 DE DE19823223133 patent/DE3223133A1/de active Granted
-
1983
- 1983-06-14 JP JP10510183A patent/JPS595017A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
DE3223133A1 (de) | 1983-12-22 |
JPS595017A (ja) | 1984-01-11 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
OM8 | Search report available as to paragraph 43 lit. 1 sentence 1 patent law | ||
8110 | Request for examination paragraph 44 | ||
8125 | Change of the main classification |
Ipc: B29D 17/00 |
|
D2 | Grant after examination | ||
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |