DE69122714T2 - Verfahren und Vorrichtung zum Herstellen von Vulkanisierbälgen - Google Patents

Verfahren und Vorrichtung zum Herstellen von Vulkanisierbälgen

Info

Publication number
DE69122714T2
DE69122714T2 DE69122714T DE69122714T DE69122714T2 DE 69122714 T2 DE69122714 T2 DE 69122714T2 DE 69122714 T DE69122714 T DE 69122714T DE 69122714 T DE69122714 T DE 69122714T DE 69122714 T2 DE69122714 T2 DE 69122714T2
Authority
DE
Germany
Prior art keywords
producing
vulcanizing
bellows
vulcanizing bellows
producing vulcanizing
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 - Fee Related
Application number
DE69122714T
Other languages
English (en)
Other versions
DE69122714D1 (de
Inventor
Marco Franzini
Fabrizio Giovannucci
Attilio Pomenti
Gordon Malcolm Tomlinson
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.)
Bridgestone Firestone Inc
Original Assignee
Bridgestone Firestone Inc
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 Bridgestone Firestone Inc filed Critical Bridgestone Firestone Inc
Publication of DE69122714D1 publication Critical patent/DE69122714D1/de
Application granted granted Critical
Publication of DE69122714T2 publication Critical patent/DE69122714T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/08—Building tyres
    • B29D30/10—Building tyres on round cores, i.e. the shape of the core is approximately identical with the shape of the completed tyre
    • B29D30/18—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
    • B29D30/0654—Flexible cores therefor, e.g. bladders, bags, membranes, diaphragms
    • 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
    • B29C45/02—Transfer moulding, i.e. transferring the required volume of moulding material by a plunger from a "shot" cavity into a mould 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
    • 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
    • B29C45/43—Removing or ejecting moulded articles using fluid under pressure
    • B29C45/435—Removing or ejecting moulded articles using fluid under pressure introduced between a mould core and a hollow resilient undercut article, e.g. bellows
    • 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
    • B29C45/4407—Removing or ejecting moulded articles for undercut articles by flexible movement of undercut portions of the articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D30/00—Producing pneumatic or solid tyres or parts thereof
    • B29D30/06—Pneumatic tyres or parts thereof (e.g. produced by casting, moulding, compression moulding, injection moulding, centrifugal casting)
    • B29D30/0601—Vulcanising tyres; Vulcanising presses for tyres
    • B29D30/0654—Flexible cores therefor, e.g. bladders, bags, membranes, diaphragms
    • B29D2030/0655—Constructional or chemical features of the flexible cores
    • 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
    • B29K2021/00—Use of unspecified rubbers as moulding material
DE69122714T 1990-11-09 1991-11-07 Verfahren und Vorrichtung zum Herstellen von Vulkanisierbälgen Expired - Fee Related DE69122714T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT67878A IT1241314B (it) 1990-11-09 1990-11-09 Metodo e dispositivo per la realizzazione di camere d'aria per stampi di vulcanizzazione

Publications (2)

Publication Number Publication Date
DE69122714D1 DE69122714D1 (de) 1996-11-21
DE69122714T2 true DE69122714T2 (de) 1997-03-13

Family

ID=11306030

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69122714T Expired - Fee Related DE69122714T2 (de) 1990-11-09 1991-11-07 Verfahren und Vorrichtung zum Herstellen von Vulkanisierbälgen

Country Status (7)

Country Link
US (1) US5310518A (de)
EP (1) EP0484939B1 (de)
JP (1) JP3172218B2 (de)
KR (1) KR920009550A (de)
DE (1) DE69122714T2 (de)
ES (1) ES2093059T3 (de)
IT (1) IT1241314B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5490966A (en) * 1994-11-02 1996-02-13 The Procter & Gamble Company Method for stripping open ended bellows part from injection mold
US5683644A (en) * 1995-11-13 1997-11-04 The Procter & Gamble Company Method for stripping open ended bellows part from injection mold
JP4369277B2 (ja) 2004-04-06 2009-11-18 株式会社ブリヂストン 中子製造用金型、及び、中子製造方法
US7404712B2 (en) * 2006-10-17 2008-07-29 Carlisle Intangible Company Multiple segment mold to manufacture tire bladders
US20170015074A1 (en) * 2015-07-13 2017-01-19 Bridgestone Americas Tire Operations, Llc System and method for building and curing a tire curing bladder
JP6804033B2 (ja) * 2016-07-14 2020-12-23 住友ゴム工業株式会社 加硫ブラダーの製造方法および原料ゴム板
RU2688602C1 (ru) * 2018-10-29 2019-05-21 федеральное государственное унитарное предприятие "Федеральный научно-производственный центр "Прогресс" (ФГУП "ФНПЦ "Прогресс") Устройство для формования резинокордных оболочек и способ для его осуществления

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1343460A (en) * 1919-07-01 1920-06-15 Dunlop Rubber Co Manufacture of tires
US2724425A (en) * 1953-06-30 1955-11-22 Us Rubber Co Tire building method
US3145423A (en) * 1961-09-25 1964-08-25 Prec Associates Inc Air-releasing mold
GB1159675A (en) * 1965-08-12 1969-07-30 Dunlop Co Ltd Pneumatic Tyres.
NL134519C (de) * 1966-01-17
GB1234832A (en) * 1968-07-05 1971-06-09 Berlin Gummiwerke Method of and apparatus for manufacturing resilient hollow bodies
US3813197A (en) * 1972-05-30 1974-05-28 Dayco Corp Apparatus for making an endless power transmission belt
CA1029515A (en) * 1973-09-10 1978-04-18 Douglas L. Hertel Injection molding of rubber compounds
US3892512A (en) * 1973-09-13 1975-07-01 Alan V Diehl Transfer molding apparatus with resilient pad to distribute molding pressure
IT1150822B (it) * 1982-04-09 1986-12-17 Pirelli Camera d'aria e dispositivo per la fabbricazione della stessa
US4531902A (en) * 1983-11-14 1985-07-30 The B. F. Goodrich Company Apparatus for making improved tire curing bladders
US4954074A (en) * 1988-08-04 1990-09-04 Us Molding Machinery Company Injection bladder press
US4957676A (en) * 1989-08-23 1990-09-18 The Goodyear Tire & Rubber Company Detachment of tires from molds

Also Published As

Publication number Publication date
IT9067878A0 (it) 1990-11-09
DE69122714D1 (de) 1996-11-21
IT1241314B (it) 1994-01-10
EP0484939A1 (de) 1992-05-13
US5310518A (en) 1994-05-10
IT9067878A1 (it) 1992-05-10
ES2093059T3 (es) 1996-12-16
KR920009550A (ko) 1992-06-25
JPH04267117A (ja) 1992-09-22
JP3172218B2 (ja) 2001-06-04
EP0484939B1 (de) 1996-10-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee