SE306824B - - Google Patents

Info

Publication number
SE306824B
SE306824B SE13255/64A SE1325564A SE306824B SE 306824 B SE306824 B SE 306824B SE 13255/64 A SE13255/64 A SE 13255/64A SE 1325564 A SE1325564 A SE 1325564A SE 306824 B SE306824 B SE 306824B
Authority
SE
Sweden
Application number
SE13255/64A
Inventor
H Lamb
Original Assignee
Ketch Plastics Ltd
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 Ketch Plastics Ltd filed Critical Ketch Plastics Ltd
Publication of SE306824B publication Critical patent/SE306824B/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
    • 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
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4421—Removing or ejecting moulded articles for undercut articles using expansible or collapsible cores
    • 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
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • B29C33/48—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling
    • B29C33/485—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles with means for collapsing or disassembling cores or mandrels
    • 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
    • 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
    • B29L2022/00—Hollow articles
    • 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
    • Y10S425/058—Undercut
    • 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
    • Y10S425/218—Pipe machine: socket forming apparatus

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
SE13255/64A 1963-11-12 1964-11-04 SE306824B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB44573/63A GB1045350A (en) 1963-11-12 1963-11-12 Collapsible tools for use in the moulding, casting or pressing of hollow articles

Publications (1)

Publication Number Publication Date
SE306824B true SE306824B (en) 1968-12-09

Family

ID=10433918

Family Applications (1)

Application Number Title Priority Date Filing Date
SE13255/64A SE306824B (en) 1963-11-12 1964-11-04

Country Status (8)

Country Link
US (1) US3339242A (en)
BE (1) BE655157A (en)
DE (1) DE1479374B2 (en)
DK (1) DK121200B (en)
GB (1) GB1045350A (en)
NL (1) NL6412871A (en)
NO (1) NO117326B (en)
SE (1) SE306824B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990004126A1 (en) * 1988-10-14 1990-04-19 Den Norske Stats Oljeselskap A.S Valve

Families Citing this family (38)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3528637A (en) * 1965-08-24 1970-09-15 Microdot Inc Core set for molding a partial thread
US3387323A (en) * 1966-03-14 1968-06-11 Nyloncraft Inc Mold with core having thread forming portions
US3433292A (en) * 1966-05-25 1969-03-18 Gen Motors Corp Locking mechanism for diecasting
US3474999A (en) * 1967-06-28 1969-10-28 United States Pipe Foundry Apparatus for forming hollow plastic articles
DE1805597C3 (en) * 1968-10-24 1974-06-20 Mannesmann Ag, 4000 Duesseldorf Device for forming a sleeve with an annular groove at the end of a pipe made of thermoplastic material
US3677684A (en) * 1969-12-15 1972-07-18 Nat Distillers Chem Corp Apparatus for enlarging an extremity of a plastic pipe
BE789118A (en) * 1971-09-25 1973-01-15 Kessel Bernhard METHOD FOR MAKING TUBES FROM MATERIALS TO MOLD BY INJECTION
AT328177B (en) * 1973-11-23 1976-03-10 Osterreichische Symalen Ges M DEVICE FOR MOLDING SLEEVES
US3865529A (en) * 1973-12-05 1975-02-11 Beatrice Foods Co Molding apparatus
US3940227A (en) * 1974-06-20 1976-02-24 Strasser Georg J Expansible mandrel
US4021180A (en) * 1974-12-20 1977-05-03 Standard Oil Company (Indiana) Collapsible core
JPS59366B2 (en) * 1975-08-19 1984-01-06 株式会社クボタ Goseijiyushiseiyoukanagata
NL188626C (en) * 1977-10-27 1992-08-17 Geyer & Co Fa SPREADING CORE FOR THE MANUFACTURE OF NOZZLES.
DK154332B (en) * 1977-10-31 1988-11-07 Geyer & Co DISTRIBUTORS FOR PREPARING PREPARED SUBSTANCES
AT359276B (en) * 1977-11-03 1980-10-27 Metallwarenfabrik Fischamend Collapsing core for casting molds
US4327051A (en) * 1978-07-06 1982-04-27 Plastiers Limited Method of molding gutter fittings
US4206799A (en) * 1978-12-11 1980-06-10 Mcdonald John W Oblique core locking mechanism for die casting machines
US4236883A (en) * 1979-07-05 1980-12-02 Nrm Corporation Tire press
JPS5812102B2 (en) * 1980-01-10 1983-03-07 日産自動車株式会社 Die-casting method for vane-shaped rotating bodies
JPS56118833A (en) * 1980-02-26 1981-09-18 Toshiba Mach Co Ltd Mold for forming
US4286766A (en) * 1980-04-18 1981-09-01 Holdt J W Von Collapsible mold core
US4383819A (en) * 1980-07-16 1983-05-17 Letica Corporation Apparatus for forming a container
CH654764A5 (en) * 1982-03-10 1986-03-14 Fischer Ag Georg METALLIC core puller.
US4533312A (en) * 1982-12-27 1985-08-06 Holdt J W Von Simplified collapsible mold core
JPS59150715A (en) * 1983-02-16 1984-08-29 Daiichi Gaiyaa Kk Mold material
US4929410A (en) * 1984-12-06 1990-05-29 The Procter & Gamble Company Method for blow-molding a container having a neck-portion with internal attachment means
US4578028A (en) * 1984-12-06 1986-03-25 The Procter & Gamble Company Expandable core pin for blow-molding a container having a neck-portion with internal attachment means
DE3666178D1 (en) * 1985-08-30 1989-11-16 Clarke & Co Moulds Ltd R Collapsible mould core
JPS63502170A (en) * 1986-01-24 1988-08-25 ベロルススキ−、ポリチェフニチェスキ−、インスチツ−ト Manufacturing equipment for cyclic polymer products
GB2189737A (en) * 1986-04-23 1987-11-04 Du Pont Heat weldable pipe fittings
DE3820084A1 (en) * 1988-06-02 1989-12-07 Hansjuergen Moeser Die for the production of injection die castings
US5266137A (en) * 1992-11-10 1993-11-30 Hollingsworth Ritch D Rigid segmented mandrel with inflatable support
DE4320644C1 (en) * 1993-06-22 1994-10-13 Geyer Werkzeugbau Method of demoulding hollow injection mouldings with undercuts in the inner contour and an associated mould core
US5833912A (en) * 1997-10-14 1998-11-10 Schweigert; Lothar Method of injection molding a container
US6506330B1 (en) 1998-03-17 2003-01-14 Lothar Schweigert Apparatus and method for molding plastic closures
US6099785A (en) * 1998-03-17 2000-08-08 Schweigert; Lothar Method for injection molding plastic closures
DE102006015767A1 (en) * 2006-04-04 2007-10-18 Kunststoff-Fröhlich GmbH Slide system comprises slide with lug which forms aperture in wall of injection molded component, slide being withdrawn after molding in direction at right angles to direction allowing removal of molded component
NL1044079B1 (en) * 2021-06-30 2023-01-09 Robert Van Dongen Antoine Mould

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1997074A (en) * 1930-01-24 1935-04-09 John Stogdell Stokes Method of and apparatus for molding synthetic resinous articles
US1921125A (en) * 1931-10-02 1933-08-08 Raymond Concrete Pile Co Mandrel
US1995485A (en) * 1932-07-29 1935-03-26 Gen Motors Corp Machine to countersink twenty holes in a wheel hub shell for short spokes
FR905388A (en) * 1940-01-19 1945-12-03 Contractable punch for molding and the like
US2263037A (en) * 1940-01-31 1941-11-18 Gits Molding Corp Method of and die for molding picture frames
US2654413A (en) * 1951-03-24 1953-10-06 Rohr Aircraft Corp Expansible mandrel
US2943667A (en) * 1957-10-14 1960-07-05 Arrowsmith Tool & Die Corp Expanding mandrel hydro-press
US3247548A (en) * 1962-05-28 1966-04-26 Roehr Metals & Plastics Compan Apparatus for making a molded article

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1990004126A1 (en) * 1988-10-14 1990-04-19 Den Norske Stats Oljeselskap A.S Valve
US5129417A (en) * 1988-10-14 1992-07-14 Den Norske Stats Oljeselskap A.S. Valve including a closing device and sealed connectors

Also Published As

Publication number Publication date
NL6412871A (en) 1965-05-13
US3339242A (en) 1967-09-05
GB1045350A (en) 1966-10-12
DE1479374A1 (en) 1969-04-30
BE655157A (en) 1965-03-01
DK121200B (en) 1971-09-20
NO117326B (en) 1969-07-28
DE1479374B2 (en) 1971-07-08

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