CA958860A - Apparatus and method of molding - Google Patents

Apparatus and method of molding

Info

Publication number
CA958860A
CA958860A CA128,185A CA128185A CA958860A CA 958860 A CA958860 A CA 958860A CA 128185 A CA128185 A CA 128185A CA 958860 A CA958860 A CA 958860A
Authority
CA
Canada
Prior art keywords
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
Application number
CA128,185A
Other languages
English (en)
Other versions
CA128185S (en
Inventor
William J. Hampshire
Charles J. Pearson
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.)
Goodyear Tire and Rubber Co
Original Assignee
Goodyear Tire and Rubber Co
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 and Rubber Co filed Critical Goodyear Tire and Rubber Co
Application granted granted Critical
Publication of CA958860A publication Critical patent/CA958860A/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
    • 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)
CA128,185A 1970-12-14 1971-11-22 Apparatus and method of molding Expired CA958860A (en)

Applications Claiming Priority (1)

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

Publications (1)

Publication Number Publication Date
CA958860A true CA958860A (en) 1974-12-10

Family

ID=22264624

Family Applications (1)

Application Number Title Priority Date Filing Date
CA128,185A Expired CA958860A (en) 1970-12-14 1971-11-22 Apparatus and method of molding

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
IT1232661B (it) * 1988-03-02 1992-03-02 Pilkington Visioncare Holdings Procedimento e apparecchio di stampaggio e colata utilizzando matrici a bocchello aventi superfici di stampaggio parametriche
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
DE102021120940A1 (de) 2021-08-11 2023-02-16 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
GB1366927A (en) 1974-09-18
DE2157855A1 (de) 1972-06-29
FR2118079B1 (it) 1974-06-07
IT945261B (it) 1973-05-10
FR2118079A1 (it) 1972-07-28

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