BE773957A - METHOD AND APPARATUS FOR PRESSING THERMOPLASTIC SUBJECTS, AND IN PARTICULAR PHONOGRAPHIC DISCS - Google Patents
METHOD AND APPARATUS FOR PRESSING THERMOPLASTIC SUBJECTS, AND IN PARTICULAR PHONOGRAPHIC DISCSInfo
- Publication number
- BE773957A BE773957A BE773957A BE773957A BE773957A BE 773957 A BE773957 A BE 773957A BE 773957 A BE773957 A BE 773957A BE 773957 A BE773957 A BE 773957A BE 773957 A BE773957 A BE 773957A
- Authority
- BE
- Belgium
- Prior art keywords
- subjects
- pressing thermoplastic
- phonographic discs
- phonographic
- discs
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
- B29D17/00—Producing carriers of records containing fine grooves or impressions, e.g. disc records for needle playback, cylinder records; Producing record discs from master stencils
- B29D17/002—Producing phonograph records
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
-
- 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
- B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
- B29C43/32—Component parts, details or accessories; Auxiliary operations
- B29C43/52—Heating or cooling
-
- 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
- B29C45/568—Applying vibrations to the mould parts
-
- 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
- B29C35/00—Heating, cooling or curing, e.g. crosslinking or vulcanising; Apparatus therefor
- B29C35/02—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould
- B29C35/0261—Heating or curing, e.g. crosslinking or vulcanizing during moulding, e.g. in a mould using ultrasonic or sonic vibrations
-
- 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)
- Health & Medical Sciences (AREA)
- Oral & Maxillofacial Surgery (AREA)
- Thermal Sciences (AREA)
- Lining Or Joining Of Plastics Or The Like (AREA)
- Casting Or Compression Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7037736A FR2110497A5 (en) | 1970-10-20 | 1970-10-20 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE773957A true BE773957A (en) | 1972-04-14 |
Family
ID=9062970
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE773957A BE773957A (en) | 1970-10-20 | 1971-10-14 | METHOD AND APPARATUS FOR PRESSING THERMOPLASTIC SUBJECTS, AND IN PARTICULAR PHONOGRAPHIC DISCS |
Country Status (11)
Country | Link |
---|---|
JP (1) | JPS5227182B1 (en) |
BE (1) | BE773957A (en) |
CA (1) | CA981407A (en) |
DE (1) | DE2151337A1 (en) |
DK (1) | DK131808C (en) |
FR (1) | FR2110497A5 (en) |
GB (1) | GB1355697A (en) |
LU (1) | LU64095A1 (en) |
NL (1) | NL7114332A (en) |
OA (1) | OA03817A (en) |
SE (1) | SE374508B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2451259A1 (en) * | 1979-03-14 | 1980-10-10 | Ibar Jean Pierre | Altering physical or physico:chemical properties of polymers etc. - by combining cooling with other effects such as pressure and vibration |
FR2530183B1 (en) * | 1982-07-13 | 1988-01-22 | Legrand Sa | VIBRATORY ASSISTANCE DEVICE FOR MOLDING INSTALLATION, PARTICULARLY FOR SYNTHETIC MATERIAL |
ES1075859Y (en) * | 2011-11-14 | 2012-03-14 | Fundacio Privada Ascamm | ULTRASOUND PLASTIC MICROPIEZ MOLDING DEVICE |
-
1970
- 1970-10-20 FR FR7037736A patent/FR2110497A5/fr not_active Expired
-
1971
- 1971-10-14 BE BE773957A patent/BE773957A/en unknown
- 1971-10-15 DK DK501671A patent/DK131808C/en active
- 1971-10-15 DE DE19712151337 patent/DE2151337A1/en not_active Ceased
- 1971-10-15 LU LU64095D patent/LU64095A1/xx unknown
- 1971-10-15 SE SE7113102A patent/SE374508B/xx unknown
- 1971-10-16 OA OA54397A patent/OA03817A/en unknown
- 1971-10-19 NL NL7114332A patent/NL7114332A/xx unknown
- 1971-10-19 CA CA125,562A patent/CA981407A/en not_active Expired
- 1971-10-20 GB GB4885171A patent/GB1355697A/en not_active Expired
- 1971-10-20 JP JP46082530A patent/JPS5227182B1/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JPS5227182B1 (en) | 1977-07-19 |
OA03817A (en) | 1971-12-24 |
DK131808C (en) | 1976-02-09 |
FR2110497A5 (en) | 1972-06-02 |
NL7114332A (en) | 1972-04-24 |
CA981407A (en) | 1976-01-13 |
DE2151337A1 (en) | 1972-04-27 |
GB1355697A (en) | 1974-06-05 |
SE374508B (en) | 1975-03-10 |
LU64095A1 (en) | 1972-06-28 |
DK131808B (en) | 1975-09-08 |
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