BE731228A - - Google Patents

Info

Publication number
BE731228A
BE731228A BE731228DA BE731228A BE 731228 A BE731228 A BE 731228A BE 731228D A BE731228D A BE 731228DA BE 731228 A BE731228 A BE 731228A
Authority
BE
Belgium
Application number
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 filed Critical
Publication of BE731228A publication Critical patent/BE731228A/xx

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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/08—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles using several expanding or moulding steps
    • B29C44/083—Increasing the size of the cavity after a first part has foamed, e.g. substituting one mould part with another
    • B29C44/086—Increasing the size of the cavity after a first part has foamed, e.g. substituting one mould part with another and feeding more material into the enlarged cavity
    • 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
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • 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
    • B29C44/36—Feeding the material to be shaped
    • B29C44/38—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length
    • B29C44/42—Feeding the material to be shaped into a closed space, i.e. to make articles of definite length using pressure difference, e.g. by injection or by vacuum
    • B29C44/424—Details of machines
    • B29C44/425—Valve or nozzle constructions; Details of injection devices
    • 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
    • B29C45/72—Heating or cooling
    • B29C45/73—Heating or cooling of the mould
BE731228D 1968-04-11 1969-04-09 BE731228A (xx)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB07521/68A GB1202102A (en) 1968-04-11 1968-04-11 The manufacture of cellular plastics articles, and machinery therefor

Publications (1)

Publication Number Publication Date
BE731228A true BE731228A (xx) 1969-10-09

Family

ID=10096649

Family Applications (1)

Application Number Title Priority Date Filing Date
BE731228D BE731228A (xx) 1968-04-11 1969-04-09

Country Status (6)

Country Link
US (1) US3698849A (xx)
BE (1) BE731228A (xx)
DE (1) DE1918075A1 (xx)
FR (1) FR2006044A1 (xx)
GB (1) GB1202102A (xx)
NL (1) NL6905425A (xx)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3859406A (en) * 1968-04-11 1975-01-07 Shell Oil Co Production of cellular articles by injection molding
GB1324368A (en) * 1969-12-11 1973-07-25 Lucas Industries Ltd Apparatus for hot runner injection moulding
US4030869A (en) * 1975-07-15 1977-06-21 Molmec, Inc. Locating ring for injection molds
US4666396A (en) * 1982-11-22 1987-05-19 Shaw Richard J Thermally insulated heated sprue bushing in plastic molding apparatus
CA1196466A (en) * 1984-02-29 1985-11-12 Guido Perrella Nozzle assembly for die casting machine
US4653995A (en) * 1985-12-09 1987-03-31 Superior Die Set Corporation Apparatus for locking a sprue bushing in a mold assembly
US4716003A (en) * 1986-05-22 1987-12-29 Ex-Cell-O Corporation Apparatus and method for reducing neck waste in a cast vinyl shell
US7237730B2 (en) 2005-03-17 2007-07-03 Pratt & Whitney Canada Corp. Modular fuel nozzle and method of making
US8316541B2 (en) 2007-06-29 2012-11-27 Pratt & Whitney Canada Corp. Combustor heat shield with integrated louver and method of manufacturing the same
US7543383B2 (en) 2007-07-24 2009-06-09 Pratt & Whitney Canada Corp. Method for manufacturing of fuel nozzle floating collar
JP6513188B2 (ja) * 2015-04-21 2019-05-15 ソマール株式会社 熱硬化性樹脂組成物の射出成型方法
TWI665076B (zh) * 2018-09-26 2019-07-11 瑞皇精密工業股份有限公司 液態矽膠之成型模具

Also Published As

Publication number Publication date
GB1202102A (en) 1970-08-12
FR2006044A1 (xx) 1969-12-19
US3698849A (en) 1972-10-17
DE1918075A1 (de) 1969-10-23
NL6905425A (xx) 1969-10-14

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