GB1355697A - Method and apparatus for pressing objects from thermoplastic material- - Google Patents

Method and apparatus for pressing objects from thermoplastic material-

Info

Publication number
GB1355697A
GB1355697A GB4885171A GB4885171A GB1355697A GB 1355697 A GB1355697 A GB 1355697A GB 4885171 A GB4885171 A GB 4885171A GB 4885171 A GB4885171 A GB 4885171A GB 1355697 A GB1355697 A GB 1355697A
Authority
GB
United Kingdom
Prior art keywords
plate
oct
attached
urged
fixed
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
GB4885171A
Other languages
English (en)
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.)
Individual
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
Publication of GB1355697A publication Critical patent/GB1355697A/en
Expired legal-status Critical Current

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)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Oral & Maxillofacial Surgery (AREA)
  • Thermal Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Lining Or Joining Of Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
GB4885171A 1970-10-20 1971-10-20 Method and apparatus for pressing objects from thermoplastic material- Expired GB1355697A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7037736A FR2110497A5 (enExample) 1970-10-20 1970-10-20

Publications (1)

Publication Number Publication Date
GB1355697A true GB1355697A (en) 1974-06-05

Family

ID=9062970

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4885171A Expired GB1355697A (en) 1970-10-20 1971-10-20 Method and apparatus for pressing objects from thermoplastic material-

Country Status (11)

Country Link
JP (1) JPS5227182B1 (enExample)
BE (1) BE773957A (enExample)
CA (1) CA981407A (enExample)
DE (1) DE2151337A1 (enExample)
DK (1) DK131808C (enExample)
FR (1) FR2110497A5 (enExample)
GB (1) GB1355697A (enExample)
LU (1) LU64095A1 (enExample)
NL (1) NL7114332A (enExample)
OA (1) OA03817A (enExample)
SE (1) SE374508B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2451259A1 (fr) * 1979-03-14 1980-10-10 Ibar Jean Pierre Procede de moulage par vibration pour le controle des proprietes physiques des materiaux moules, notamment leurs proprietes mecaniques et optiques, machine permettant d'appliquer ledit procede et nouveaux materiaux obtenus
FR2530183B1 (fr) * 1982-07-13 1988-01-22 Legrand Sa Dispositif d'assistance vibratoire pour installation de moulage, notamment pour matiere synthetique
ES1075859Y (es) * 2011-11-14 2012-03-14 Fundacio Privada Ascamm Aparato para moldeo de micropiezas de plastico por ultrasonidos

Also Published As

Publication number Publication date
SE374508B (enExample) 1975-03-10
BE773957A (fr) 1972-04-14
OA03817A (fr) 1971-12-24
CA981407A (en) 1976-01-13
DE2151337A1 (de) 1972-04-27
LU64095A1 (enExample) 1972-06-28
NL7114332A (enExample) 1972-04-24
DK131808C (da) 1976-02-09
FR2110497A5 (enExample) 1972-06-02
DK131808B (da) 1975-09-08
JPS5227182B1 (enExample) 1977-07-19

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee