IT1085233B - Mandrino per la costruzione di pneumatici e articoli consimili - Google Patents

Mandrino per la costruzione di pneumatici e articoli consimili

Info

Publication number
IT1085233B
IT1085233B IT24165/77A IT2416577A IT1085233B IT 1085233 B IT1085233 B IT 1085233B IT 24165/77 A IT24165/77 A IT 24165/77A IT 2416577 A IT2416577 A IT 2416577A IT 1085233 B IT1085233 B IT 1085233B
Authority
IT
Italy
Prior art keywords
tires
spindle
construction
similar items
items
Prior art date
Application number
IT24165/77A
Other languages
English (en)
Original Assignee
Goodyear Tire & Rubber
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 Goodyear Tire & Rubber filed Critical Goodyear Tire & Rubber
Application granted granted Critical
Publication of IT1085233B publication Critical patent/IT1085233B/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
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/24—Drums
    • B29D30/244—Drums for manufacturing substantially cylindrical tyre components with cores or beads, e.g. carcasses
    • B29D30/246—Drums for the multiple stage building process, i.e. the building-up of the cylindrical carcass is realised on one drum and the toroidal expansion is realised after transferring on another drum
    • B29D30/247—Arrangements for the first stage only, e.g. means for radially expanding the drum to lock the beads
    • 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
    • B29D30/20—Building tyres by the flat-tyre method, i.e. building on cylindrical drums
    • B29D30/32—Fitting the bead-rings or bead-cores; Folding the textile layers around the rings or cores
    • B29D2030/3221—Folding over means, e.g. bladders or rigid arms
    • B29D2030/3228—Folding over means, e.g. bladders or rigid arms using one bladder acting on each side of the drum

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Tyre Moulding (AREA)
  • Winding Of Webs (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
IT24165/77A 1976-06-01 1977-05-30 Mandrino per la costruzione di pneumatici e articoli consimili IT1085233B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/691,275 US4087305A (en) 1976-06-01 1976-06-01 Building arbor for tires and like articles having inextensible bead rings

Publications (1)

Publication Number Publication Date
IT1085233B true IT1085233B (it) 1985-05-28

Family

ID=24775872

Family Applications (1)

Application Number Title Priority Date Filing Date
IT24165/77A IT1085233B (it) 1976-06-01 1977-05-30 Mandrino per la costruzione di pneumatici e articoli consimili

Country Status (11)

Country Link
US (1) US4087305A (it)
JP (1) JPS6016334B2 (it)
AU (1) AU516347B2 (it)
BR (1) BR7703427A (it)
CA (1) CA1084402A (it)
DE (1) DE2724241C2 (it)
FR (1) FR2353388A1 (it)
GB (1) GB1571856A (it)
IT (1) IT1085233B (it)
MX (1) MX146247A (it)
ZA (1) ZA772503B (it)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2723505C3 (de) * 1977-05-25 1981-12-10 Vmi-Epe-Holland B.V., Epe Trommel zum Aufbauen und Formen eines Rohlings für Gürtelreifen
US4247356A (en) * 1978-10-16 1981-01-27 The General Tire & Rubber Co. Expandable tire building drum with improved bladder
US6585022B1 (en) * 1998-09-01 2003-07-01 The Goodyear Tire And Rubber Company Tire building method and apparatus
US8991804B2 (en) 2011-10-07 2015-03-31 The Goodyear Tire & Rubber Company Method and apparatus for adjusting a tire building machine
NL2021600B1 (en) * 2018-09-11 2020-05-01 Vmi Holland Bv Tire building drum with a bladder or sleeve

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2084009A (en) * 1934-09-07 1937-06-15 Wingfoot Corp Apparatus for making tire casings
US2980160A (en) * 1956-05-08 1961-04-18 Akron Standard Mold Co Tire building drum
BE566517A (it) * 1957-04-11
GB897183A (en) * 1957-12-24 1962-05-23 Pirella Societa Per Azioni Apparatus for manufacturing tyre covers on expansible drum
US3027289A (en) * 1959-02-10 1962-03-27 Goodrich Co B F Tire building method and apparatus
JPS535350B1 (it) * 1964-07-24 1978-02-25
US3489634A (en) * 1965-06-24 1970-01-13 Uniroyal Inc Apparatus for building tires and the like
US3490980A (en) * 1966-07-22 1970-01-20 Nationalstandard Co Tire building apparatus
DE2108781B2 (de) * 1971-02-24 1981-05-07 Dunlop Ag, 6450 Hanau Verfahren und Vorrichtung zum Aufbau eines Radialgürtelreifens

Also Published As

Publication number Publication date
ZA772503B (en) 1978-04-26
AU516347B2 (en) 1981-05-28
AU2487377A (en) 1978-11-09
GB1571856A (en) 1980-07-23
JPS6016334B2 (ja) 1985-04-25
DE2724241C2 (de) 1985-01-17
US4087305A (en) 1978-05-02
CA1084402A (en) 1980-08-26
DE2724241A1 (de) 1977-12-15
MX146247A (es) 1982-06-02
FR2353388B1 (it) 1981-01-09
BR7703427A (pt) 1978-03-14
JPS52147683A (en) 1977-12-08
FR2353388A1 (fr) 1977-12-30

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19950531