FR2401015A2 - Tambour dilatable pour la confection de pneumatiques a reglage du diametre par variation continue - Google Patents

Tambour dilatable pour la confection de pneumatiques a reglage du diametre par variation continue

Info

Publication number
FR2401015A2
FR2401015A2 FR7725812A FR7725812A FR2401015A2 FR 2401015 A2 FR2401015 A2 FR 2401015A2 FR 7725812 A FR7725812 A FR 7725812A FR 7725812 A FR7725812 A FR 7725812A FR 2401015 A2 FR2401015 A2 FR 2401015A2
Authority
FR
France
Prior art keywords
mandrel
tyre
strips
tyres
distension
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.)
Granted
Application number
FR7725812A
Other languages
English (en)
Other versions
FR2401015B2 (fr
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.)
Aerojet Rocketdyne Holdings Inc
Original Assignee
General Tire and Rubber Co
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 General Tire and Rubber Co filed Critical General Tire and Rubber Co
Priority to FR7725812A priority Critical patent/FR2401015A2/fr
Publication of FR2401015A2 publication Critical patent/FR2401015A2/fr
Application granted granted Critical
Publication of FR2401015B2 publication Critical patent/FR2401015B2/fr
Granted 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
    • B29D30/20—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)
  • Moulds For Moulding Plastics Or The Like (AREA)

Abstract

Perfectionnement au tambour de confection faisant l'objet du brevet principal. Deux jeux de tirants sont prévus; le premier jeu bloque le châssis d'épaule par rapport à la broche et le deuxième jeu bloque les moyens à came au châssis d'épaule pour changer axialement la longueur du châssis d'épaule. Application notamment à la fabrication des pneumatiques tout terrain de grandes dimensions.
FR7725812A 1977-08-24 1977-08-24 Tambour dilatable pour la confection de pneumatiques a reglage du diametre par variation continue Granted FR2401015A2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7725812A FR2401015A2 (fr) 1977-08-24 1977-08-24 Tambour dilatable pour la confection de pneumatiques a reglage du diametre par variation continue

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7725812A FR2401015A2 (fr) 1977-08-24 1977-08-24 Tambour dilatable pour la confection de pneumatiques a reglage du diametre par variation continue

Publications (2)

Publication Number Publication Date
FR2401015A2 true FR2401015A2 (fr) 1979-03-23
FR2401015B2 FR2401015B2 (fr) 1980-07-11

Family

ID=9194747

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7725812A Granted FR2401015A2 (fr) 1977-08-24 1977-08-24 Tambour dilatable pour la confection de pneumatiques a reglage du diametre par variation continue

Country Status (1)

Country Link
FR (1) FR2401015A2 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2565071A (en) * 1949-10-28 1951-08-21 Nat Standard Co Tire building machine
US3121652A (en) * 1960-02-09 1964-02-18 Trelleborgs Gummifabriks Ab Tire building machines with expansible tire building drum
US3322599A (en) * 1963-09-10 1967-05-30 Akron Standard Mold Co Tire building drum
US3375154A (en) * 1965-04-09 1968-03-26 Akron Standard Mold Co Tire building drum
US3418192A (en) * 1964-04-27 1968-12-24 Continental Gummi Werke Ag Tire building drum
FR2294043A1 (fr) * 1974-12-09 1976-07-09 Avon Tyres Ltd Tambour de fabrication de pneumatiques

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2565071A (en) * 1949-10-28 1951-08-21 Nat Standard Co Tire building machine
US3121652A (en) * 1960-02-09 1964-02-18 Trelleborgs Gummifabriks Ab Tire building machines with expansible tire building drum
US3322599A (en) * 1963-09-10 1967-05-30 Akron Standard Mold Co Tire building drum
US3418192A (en) * 1964-04-27 1968-12-24 Continental Gummi Werke Ag Tire building drum
US3375154A (en) * 1965-04-09 1968-03-26 Akron Standard Mold Co Tire building drum
FR2294043A1 (fr) * 1974-12-09 1976-07-09 Avon Tyres Ltd Tambour de fabrication de pneumatiques

Also Published As

Publication number Publication date
FR2401015B2 (fr) 1980-07-11

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