IT945261B - Perfezionamento nei dispositivi e procedimenti per lo stampaggio di materiali sintetici - Google Patents

Perfezionamento nei dispositivi e procedimenti per lo stampaggio di materiali sintetici

Info

Publication number
IT945261B
IT945261B IT5451571A IT5451571A IT945261B IT 945261 B IT945261 B IT 945261B IT 5451571 A IT5451571 A IT 5451571A IT 5451571 A IT5451571 A IT 5451571A IT 945261 B IT945261 B IT 945261B
Authority
IT
Italy
Prior art keywords
procedures
molding
improvement
devices
synthetic materials
Prior art date
Application number
IT5451571A
Other languages
English (en)
Original Assignee
Goodyear Tire & Rubber
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 Goodyear Tire & Rubber filed Critical Goodyear Tire & Rubber
Application granted granted Critical
Publication of IT945261B publication Critical patent/IT945261B/it

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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/58—Moulds
    • B29C44/588—Moulds with means for venting, e.g. releasing foaming gas
    • 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
    • B29C33/0055—Moulds or cores; Details thereof or accessories therefor with incorporated overflow cavities
    • 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
    • B29C33/10—Moulds or cores; Details thereof or accessories therefor with incorporated 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
IT5451571A 1970-12-14 1971-12-03 Perfezionamento nei dispositivi e procedimenti per lo stampaggio di materiali sintetici IT945261B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US9768270A 1970-12-14 1970-12-14

Publications (1)

Publication Number Publication Date
IT945261B true IT945261B (it) 1973-05-10

Family

ID=22264624

Family Applications (1)

Application Number Title Priority Date Filing Date
IT5451571A IT945261B (it) 1970-12-14 1971-12-03 Perfezionamento nei dispositivi e procedimenti per lo stampaggio di materiali sintetici

Country Status (5)

Country Link
CA (1) CA958860A (it)
DE (1) DE2157855A1 (it)
FR (1) FR2118079B1 (it)
GB (1) GB1366927A (it)
IT (1) IT945261B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI65495C (fi) * 1982-07-07 1984-05-10 Nokia Oy Ab Press foer plastfilm
NL8900499A (nl) * 1988-03-02 1989-10-02 Pilkington Visioncare Holdings Werkwijze en inrichting voor vormen en gieten met gebruikmaking van matrijzen die van een zijkanaal zijn voorzien en parametrische vormvlakken hebben.
JP2767463B2 (ja) 1989-06-30 1998-06-18 住友化学工業株式会社 合成樹脂成形体圧縮成形用金型
FR2781715B1 (fr) * 1998-07-30 2000-09-15 Allibert Ind Procede et moule pour realiser un revetement sur une piece en matiere plastique et piece obtenue
DE102021120940B4 (de) * 2021-08-11 2026-01-22 Webasto SE Vorrichtung zum Anformen eines Formabschnitts an ein Werkstück

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2148079A (en) * 1936-07-23 1939-02-21 Goodrich Co B F Mold for making pliable plastic articles

Also Published As

Publication number Publication date
FR2118079A1 (it) 1972-07-28
CA958860A (en) 1974-12-10
DE2157855A1 (de) 1972-06-29
FR2118079B1 (it) 1974-06-07
GB1366927A (en) 1974-09-18

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