IT1078794B - Maschio scomponibile in settori di uno stampo per la vulcanizzazione di pneumatici - Google Patents

Maschio scomponibile in settori di uno stampo per la vulcanizzazione di pneumatici

Info

Publication number
IT1078794B
IT1078794B IT27471/76A IT2747176A IT1078794B IT 1078794 B IT1078794 B IT 1078794B IT 27471/76 A IT27471/76 A IT 27471/76A IT 2747176 A IT2747176 A IT 2747176A IT 1078794 B IT1078794 B IT 1078794B
Authority
IT
Italy
Prior art keywords
vulcanization
tires
sectors
male
compatible
Prior art date
Application number
IT27471/76A
Other languages
English (en)
Inventor
Augusto Pizzorno
Original Assignee
Pirelli
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 Pirelli filed Critical Pirelli
Priority to IT27471/76A priority Critical patent/IT1078794B/it
Priority to AU28451/77A priority patent/AU2845177A/en
Priority to US05/830,826 priority patent/US4116596A/en
Priority to JP10938577A priority patent/JPS5339379A/ja
Priority to FR7727718A priority patent/FR2365432A1/fr
Priority to ES1977231193U priority patent/ES231193Y/es
Priority to BR7706190A priority patent/BR7706190A/pt
Priority to DE19772742061 priority patent/DE2742061A1/de
Application granted granted Critical
Publication of IT1078794B publication Critical patent/IT1078794B/it

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
    • B29D30/12—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
    • B29D30/0661—Rigid cores therefor, e.g. annular or substantially toroidal cores

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Heating, Cooling, Or Curing Plastics Or The Like In General (AREA)
IT27471/76A 1976-09-22 1976-09-22 Maschio scomponibile in settori di uno stampo per la vulcanizzazione di pneumatici IT1078794B (it)

Priority Applications (8)

Application Number Priority Date Filing Date Title
IT27471/76A IT1078794B (it) 1976-09-22 1976-09-22 Maschio scomponibile in settori di uno stampo per la vulcanizzazione di pneumatici
AU28451/77A AU2845177A (en) 1976-09-22 1977-09-01 Segmented core for tyre curing mould
US05/830,826 US4116596A (en) 1976-09-22 1977-09-06 Contractible segmented rigid core for a tire-curing mold
JP10938577A JPS5339379A (en) 1976-09-22 1977-09-10 Mold core for tire vulcanizing mold
FR7727718A FR2365432A1 (fr) 1976-09-22 1977-09-14 Noyau decomposable en secteurs d'un moule pour la vulcanisation des pneumatiques
ES1977231193U ES231193Y (es) 1976-09-22 1977-09-16 Macho descomponible en secciones de un molde para la vulca- nizacion de neumaticos.
BR7706190A BR7706190A (pt) 1976-09-22 1977-09-16 Elemento macho desmontavel para moldes de vulcanizacao de pneus
DE19772742061 DE2742061A1 (de) 1976-09-22 1977-09-19 Aus segmenten gebildeter, auseinandernehmbarer starrer kern einer reifenvulkanisierform

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT27471/76A IT1078794B (it) 1976-09-22 1976-09-22 Maschio scomponibile in settori di uno stampo per la vulcanizzazione di pneumatici

Publications (1)

Publication Number Publication Date
IT1078794B true IT1078794B (it) 1985-05-08

Family

ID=11221701

Family Applications (1)

Application Number Title Priority Date Filing Date
IT27471/76A IT1078794B (it) 1976-09-22 1976-09-22 Maschio scomponibile in settori di uno stampo per la vulcanizzazione di pneumatici

Country Status (8)

Country Link
US (1) US4116596A (it)
JP (1) JPS5339379A (it)
AU (1) AU2845177A (it)
BR (1) BR7706190A (it)
DE (1) DE2742061A1 (it)
ES (1) ES231193Y (it)
FR (1) FR2365432A1 (it)
IT (1) IT1078794B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5241142A (en) * 1975-09-29 1977-03-30 Hitachi Shipbuilding Eng Co Consumable nozzle electroslag welding process
JPS5664852A (en) * 1979-10-31 1981-06-02 Ohtsu Tire & Rubber Co Ltd Method and apparatus for making tubeless pneumatic tire
GB8305084D0 (en) * 1983-02-24 1983-03-30 Apsley Metals Ltd Elastomeric components
US6669457B2 (en) 2000-02-21 2003-12-30 Pirelli Pneumatici S.P.A. Dismountable toroidal support for tire manufacture
JP4698822B2 (ja) * 2000-12-12 2011-06-08 三菱重工業株式会社 タイヤ加硫成形装置、タイヤ加硫成形内型およびタイヤ加硫成形方法
JP4275476B2 (ja) * 2003-07-24 2009-06-10 株式会社ブリヂストン タイヤ製造用コア
US20120118484A1 (en) * 2010-11-11 2012-05-17 Richard David Vargo Segmented tire core structure and method of making a tire
US10562250B2 (en) * 2017-07-17 2020-02-18 American Kenda Rubber Industrial Co., Ltd. Non-pneumatic tire tread layer mold and molding process

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1389441A (en) * 1920-06-08 1921-08-30 Mattia Barthold De Collapsible core
US1429957A (en) * 1920-12-01 1922-09-26 Bridgewater Machine Company Collapsible core
BE765040A (fr) * 1970-04-09 1971-08-16 Pirelli Moule expansible a secteurs pour la vulcanisation de courroies
JPS532473B2 (it) * 1974-04-22 1978-01-28
AT338637B (de) * 1975-03-24 1977-09-12 Polyair Maschinenbau Gmbh Giess- oder spritzform zur herstellung von reifen

Also Published As

Publication number Publication date
ES231193U (es) 1977-11-16
ES231193Y (es) 1978-04-01
DE2742061A1 (de) 1978-03-23
FR2365432A1 (fr) 1978-04-21
BR7706190A (pt) 1978-06-13
AU2845177A (en) 1979-03-08
JPS5339379A (en) 1978-04-11
US4116596A (en) 1978-09-26

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