IT977150B - Perfezionamento nei dispositivi per lo stampaggio di oggetti in stampi flessibili - Google Patents

Perfezionamento nei dispositivi per lo stampaggio di oggetti in stampi flessibili

Info

Publication number
IT977150B
IT977150B IT47975/73A IT4797573A IT977150B IT 977150 B IT977150 B IT 977150B IT 47975/73 A IT47975/73 A IT 47975/73A IT 4797573 A IT4797573 A IT 4797573A IT 977150 B IT977150 B IT 977150B
Authority
IT
Italy
Prior art keywords
improvement
devices
flexible molds
molding objects
molding
Prior art date
Application number
IT47975/73A
Other languages
English (en)
Original Assignee
Precision Flexmold
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 Precision Flexmold filed Critical Precision Flexmold
Application granted granted Critical
Publication of IT977150B publication Critical patent/IT977150B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B13/00—Feeding the unshaped material to moulds or apparatus for producing shaped articles; Discharging shaped articles from such moulds or apparatus
    • B28B13/04—Discharging the shaped articles
    • B28B13/06—Removing the shaped articles from moulds
    • 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/22—Component parts, details or accessories; Auxiliary operations
    • B29C39/42—Casting under special conditions, e.g. vacuum
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/06—Moulds with flexible parts
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B7/00—Moulds; Cores; Mandrels
    • B28B7/10—Moulds with means incorporated therein, or carried thereby, for ejecting or detaching the moulded article
    • B28B7/12—Moulds with means incorporated therein, or carried thereby, for ejecting or detaching the moulded article by fluid pressure, e.g. acting through flexible wall parts or linings of the moulds
    • 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
    • B29C33/0038—Moulds or cores; Details thereof or accessories therefor with sealing means or the like
    • 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
    • B29C33/38—Moulds or cores; Details thereof or accessories therefor characterised by the material or the manufacturing process
    • B29C33/40—Plastics, e.g. foam or rubber
    • 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
    • B29C33/46—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 using fluid pressure
    • 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
    • B29C33/50—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 elastic or flexible
    • 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • 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
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/22—Component parts, details or accessories; Auxiliary operations
    • B29C39/26—Moulds or 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/3642—Bags, bleeder sheets or cauls for isostatic pressing
    • B29C2043/3652—Elastic moulds or mould parts, e.g. cores or inserts
    • 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
    • B29C33/0033—Moulds or cores; Details thereof or accessories therefor constructed for making articles provided with holes
    • 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
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2891/00—Use of waxes as mould material
    • 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
    • B29L2031/709—Articles shaped in a closed loop, e.g. conveyor belts
    • B29L2031/7096—Rings or ring-like articles
    • B29L2031/7102—Toroidal 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
    • Y10S425/044—Rubber mold
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Ceramic Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
  • Molds, Cores, And Manufacturing Methods Thereof (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
IT47975/73A 1972-01-31 1973-01-30 Perfezionamento nei dispositivi per lo stampaggio di oggetti in stampi flessibili IT977150B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US22214172A 1972-01-31 1972-01-31

Publications (1)

Publication Number Publication Date
IT977150B true IT977150B (it) 1974-09-10

Family

ID=22831025

Family Applications (1)

Application Number Title Priority Date Filing Date
IT47975/73A IT977150B (it) 1972-01-31 1973-01-30 Perfezionamento nei dispositivi per lo stampaggio di oggetti in stampi flessibili

Country Status (14)

Country Link
US (1) US3776683A (it)
JP (1) JPS5725366B2 (it)
KR (1) KR780000334B1 (it)
AT (1) AT321178B (it)
AU (1) AU476649B2 (it)
BE (1) BE794780A (it)
CA (1) CA1024309A (it)
DE (1) DE2303899C2 (it)
FR (2) FR2170002B1 (it)
GB (2) GB1414291A (it)
IE (1) IE39307B1 (it)
IT (1) IT977150B (it)
NL (1) NL166206C (it)
SE (2) SE396196B (it)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5637888Y2 (it) * 1974-06-20 1981-09-04
US3934810A (en) * 1974-12-04 1976-01-27 The Quaker Oats Company Flexible mold
US3966165A (en) * 1974-12-04 1976-06-29 The Quaker Oats Company Composite flexible mold
US3934809A (en) * 1974-12-04 1976-01-27 The Quaker Oats Company Slitted flexible mold
US3937438A (en) * 1974-12-04 1976-02-10 The Quaker Oats Company Flexible mold with hinged slits
US3980269A (en) * 1975-01-20 1976-09-14 Precision Flexmold, Inc. Molding apparatus including a one-piece flexible mold having male and female forming members
US4045153A (en) * 1975-01-20 1977-08-30 Precision Flexmold, Inc. Molding apparatus including one-piece flexible mold and means to restrict the deformation of the mold
US3982721A (en) * 1975-01-20 1976-09-28 Precision Flexmold, Inc. Molding apparatus including a one-piece flexible mold deformable by fluid pressure differential
US3998422A (en) * 1975-04-28 1976-12-21 Precision Flexmold, Inc. Flexible mold having internal seams
US4027845A (en) * 1975-04-28 1977-06-07 Precision Flexmold, Inc. Flexible mold including rigid encapsulated mandrel
US4045535A (en) * 1975-10-28 1977-08-30 Resment Inc. Method of casting compositions in elastomeric molds
EP0000755B1 (de) * 1977-08-05 1981-12-16 Walter Schwarz Verfahren zur Herstellung von Formkörpern aus verstärktem Kunststoff und Vorrichtung zur Durchführung des Verfahrens
US4201360A (en) * 1978-01-27 1980-05-06 Packer Plastics, Inc. Injection molding of embossed articles
SE7807073L (sv) * 1978-06-21 1979-12-22 Lkb Produkter Ab Gjutform for gjutning av preparatblock avsedda for snittning vid mikrotomi eller ultramikrotomi
FR2432924A1 (fr) * 1978-08-11 1980-03-07 Solis Joseph Dispositif pour mouler des volumes a empreinte continue et recuperable
FR2443324A1 (fr) * 1978-12-04 1980-07-04 Bertin & Cie Dispositif permettant le moulage et le demoulage de produits divers
GB2144366A (en) * 1983-07-30 1985-03-06 Parke Davis & Co Casting mould for specimen bodies
NL8304335A (nl) * 1983-12-16 1985-07-16 Ir George Gustaaf Veldhoen Werkwijze voor het in een gietmal uit een verhardbaar materiaal vormen van lichamen, in het bijzonder van met ribben uitgevoerde lichamen, zoals open of eenzijdig gesloten roosters; alsmede gietmal ingericht voor het toepassen van deze werkwijze.
GB8406425D0 (en) * 1984-03-12 1984-04-18 Stanton & Staveley Ltd Production of concrete products
CH664525A5 (de) * 1985-10-10 1988-03-15 Uniport Theodor Hirzel Verfahren und vorrichtung zum vergiessen von insbesondere kunststoff- und kunstharzbeton oder -moertel-formmassen.
JPS6289983A (ja) * 1985-10-16 1987-04-24 日本電気硝子株式会社 歯牙模型
JPH0532264Y2 (it) * 1985-10-19 1993-08-18
JPS62103081U (it) * 1985-12-16 1987-07-01
FR2643853B1 (fr) * 1989-03-02 1991-05-10 Caoutchouc Manuf Plastique Procede de formage des extremites de tubes de caoutchouc au cours de la vulcanisation sur mandrin et outillage deformable pour realiser cette operation
US5182313A (en) * 1992-01-09 1993-01-26 Scott Carson Method and apparatus for forming articles made of polyurethane
US5667744A (en) * 1992-12-22 1997-09-16 Focal Point Products, Inc. Method for fabricating columns
US5340512A (en) * 1993-01-29 1994-08-23 Thomas & Betts Corporation Polymer concrete electrical insulator and method and apparatus for making
US5456586A (en) 1993-07-07 1995-10-10 Carson; Scott Apparatus for manufacturing articles made of polyurethane
US5639416A (en) * 1994-11-18 1997-06-17 Motorola, Inc. Method of molding precision parts
US6077462A (en) 1998-02-20 2000-06-20 3M Innovative Properties Company Method and apparatus for seamless microreplication using an expandable mold
US6533985B1 (en) 2000-09-22 2003-03-18 Washington State University Research Foundation Methods and apparatus for molding composite materials
FR2876311B1 (fr) * 2004-10-07 2014-11-21 Lib Ind Procede et moule pour la fabrication de pieces en beton ou en platre
US20070096369A1 (en) * 2005-11-01 2007-05-03 Fox Stone, Inc. Methods and apparatus for the separation of molded products from flexible mold pieces
US20100007064A1 (en) * 2006-04-10 2010-01-14 Ashton Clint H Apparatus and method for manufacturing hollow tubular members
DE102008062477B3 (de) * 2008-12-16 2010-03-25 Airbus Deutschland Gmbh Verfahren, System und Formwerkzeug zum Herstellen von Bauteilen aus Faserverbundwerkstoffen
US20140048977A1 (en) * 2012-08-17 2014-02-20 Autonomic Technologies, Inc. Molding of a neurostimulator for delivery into the pterygopalatine fossa
US9878469B2 (en) 2013-09-10 2018-01-30 Rsi Home Products Management, Inc. Mold
US10145093B2 (en) * 2015-06-09 2018-12-04 Rsi Home Products Management, Inc. Mold
CN108698285A (zh) 2016-01-19 2018-10-23 哈佛学院院长及董事 软体机器人致动器以及夹持器

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1981968A (en) * 1930-07-14 1934-11-27 Joseph C Patrick Electrical conductor
US2124871A (en) * 1933-12-09 1938-07-26 American Anode Inc Method and apparatus for molding articles
US2092001A (en) * 1935-06-27 1937-09-07 Gen Motors Corp Method of making ceramic products
US2337036A (en) * 1938-10-22 1943-12-21 Dental Res Corp Resilient mold
US2596021A (en) * 1950-04-08 1952-05-06 Gen Motors Corp Refrigerating apparatus
DE232263C (it) * 1957-07-25
US3121267A (en) * 1960-12-08 1964-02-18 Malleable Res And Dev Foundati Pattern-insert-receiving pocket and pattern-insert
US3136831A (en) * 1961-07-14 1964-06-09 United Aircraft Corp Casting method
US3353220A (en) * 1964-01-28 1967-11-21 Lenoble Raymond Flexible mold for molding a frame onto a pane
US3608055A (en) * 1968-12-09 1971-09-21 Continental Can Co Method of shaping plastic sheet material
US3594877A (en) * 1969-10-24 1971-07-27 Yuken Kogyo Co Ltd Apparatus for manufacturing ceramic articles
US3576930A (en) * 1970-04-20 1971-04-27 Goodyear Tire & Rubber Method of preparing molded articles

Also Published As

Publication number Publication date
IE39307B1 (en) 1978-09-13
DE2303899C2 (de) 1983-12-15
CA1024309A (en) 1978-01-17
SE7609101L (sv) 1976-08-13
FR2170002A1 (it) 1973-09-14
JPS5725366B2 (it) 1982-05-29
SE396197B (sv) 1977-09-12
AU5161273A (en) 1974-08-01
GB1414291A (en) 1975-11-19
FR2170002B1 (it) 1974-05-17
KR780000334B1 (en) 1978-09-11
DE2303899A1 (de) 1973-08-09
NL166206C (nl) 1981-07-15
US3776683A (en) 1973-12-04
AT321178B (de) 1975-03-25
NL166206B (nl) 1981-02-16
SE396196B (sv) 1977-09-12
IE39307L (en) 1973-07-31
FR2195935A5 (it) 1974-03-08
BE794780A (fr) 1973-05-16
NL7301411A (it) 1973-08-02
GB1412062A (en) 1975-10-29
AU476649B2 (en) 1976-09-30
JPS4886980A (it) 1973-11-16

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