ZA845367B - A device and method for centrifugally casting articles - Google Patents

A device and method for centrifugally casting articles

Info

Publication number
ZA845367B
ZA845367B ZA845367A ZA845367A ZA845367B ZA 845367 B ZA845367 B ZA 845367B ZA 845367 A ZA845367 A ZA 845367A ZA 845367 A ZA845367 A ZA 845367A ZA 845367 B ZA845367 B ZA 845367B
Authority
ZA
South Africa
Prior art keywords
centrifugally casting
casting articles
articles
centrifugally
casting
Prior art date
Application number
ZA845367A
Other languages
English (en)
Inventor
David L Rawlings
Original Assignee
Polymatic Investment Corp Nv
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 Polymatic Investment Corp Nv filed Critical Polymatic Investment Corp Nv
Publication of ZA845367B publication Critical patent/ZA845367B/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
    • B29C41/00—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor
    • B29C41/02—Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B29C41/04—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
    • B29C41/042—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould by rotating a mould around its axis of symmetry
    • B29C41/045—Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould by rotating a mould around its axis of symmetry the axis being placed vertically, e.g. spin casting
    • 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
    • B29C33/34—Moulds or cores; Details thereof or accessories therefor movable, e.g. to or from the moulding station
    • 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
    • B29L2011/00—Optical elements, e.g. lenses, prisms
    • B29L2011/0016—Lenses
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/748—Machines or parts thereof not otherwise provided for
    • B29L2031/7506—Valves
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S425/00—Plastic article or earthenware shaping or treating: apparatus
    • Y10S425/808—Lens mold

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulding By Coating Moulds (AREA)
  • External Artificial Organs (AREA)
  • Prostheses (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
ZA845367A 1983-07-11 1984-07-11 A device and method for centrifugally casting articles ZA845367B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/512,814 US4551086A (en) 1983-07-11 1983-07-11 Device for centrifugally casting articles

Publications (1)

Publication Number Publication Date
ZA845367B true ZA845367B (en) 1985-02-27

Family

ID=24040692

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA845367A ZA845367B (en) 1983-07-11 1984-07-11 A device and method for centrifugally casting articles

Country Status (8)

Country Link
US (1) US4551086A (enExample)
EP (1) EP0140717B1 (enExample)
JP (1) JPS6058815A (enExample)
AU (1) AU569093B2 (enExample)
CA (1) CA1217019A (enExample)
DE (1) DE3483943D1 (enExample)
IL (1) IL72382A (enExample)
ZA (1) ZA845367B (enExample)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4517139A (en) * 1983-05-02 1985-05-14 International Hydron Corporation Device and method for centrifugally casting articles on a continuous basis
US4609337A (en) * 1983-12-06 1986-09-02 Ceskoslovenska Akademie Ved Apparatus for inserting molds filled with a monomer mixture into rotating polymerization columns
EP1886784A1 (en) * 2006-08-09 2008-02-13 Pfizer Products Inc. Clamping apparatus and method

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2319014A (en) * 1940-08-31 1943-05-11 Univis Lens Co Method of molding
US2675584A (en) * 1949-07-25 1954-04-20 A C I Plastics Proprietary Ltd Mold feeding apparatus
US2655692A (en) * 1952-04-01 1953-10-20 Eastman Kodak Co Mold for framing lenses in a plastic mounting
NL240176A (enExample) * 1954-01-05
DE1149536B (de) * 1961-05-30 1963-05-30 Buckau Wolf Maschf R Einrichtung zur Herstellung von Formlingen aus schlammartigen oder plastischen Massen
NL285986A (enExample) * 1961-12-27
DE1479495A1 (de) * 1965-11-06 1969-09-18 Meyer Lab Inc Verfahren zum genauen zylindrischen Bohren eines Werkstueckes vorgegebener Dicke aus dielektrischem Werkstoff,insbesondere einer Kontaktlinse,sowie Vorrichtung zur Durchfuehrung des Verfahrens
DE2218852C3 (de) * 1972-04-19 1979-08-16 Kautex Werke Reinold Hagen Gmbh, 5300 Bonn-Holzlar Vorrichtung zum Herstellen von Hohlkörpern aus thermoplastischem Kunststoff im Blasverfahren
US3905735A (en) * 1973-09-28 1975-09-16 Gen Motors Corp Stack molding apparatus
US4310282A (en) * 1977-06-13 1982-01-12 Emhart Industries, Inc. Delay stretch and blow machine system
US4470797A (en) * 1981-10-30 1984-09-11 The Continental Group Inc. Preform loader
US4468184A (en) * 1983-05-02 1984-08-28 International Hydron Corporation Gas feed means for use in centrifugal casting devices
US4517139A (en) * 1983-05-02 1985-05-14 International Hydron Corporation Device and method for centrifugally casting articles on a continuous basis
AU566289B2 (en) * 1983-05-02 1987-10-15 Hydron Limited Centrifugal casting

Also Published As

Publication number Publication date
IL72382A (en) 1988-10-31
IL72382A0 (en) 1984-11-30
EP0140717B1 (en) 1991-01-16
JPS6058815A (ja) 1985-04-05
CA1217019A (en) 1987-01-27
EP0140717A3 (en) 1988-05-11
JPH0261884B2 (enExample) 1990-12-21
AU3045784A (en) 1985-01-17
AU569093B2 (en) 1988-01-21
EP0140717A2 (en) 1985-05-08
DE3483943D1 (de) 1991-02-21
US4551086A (en) 1985-11-05

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